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April 10, 2026
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"The vaccine from Johnson&Johnson uses human adenovirus serotype Ad26 and full-length S-protein stabilized by mutations. In addition, it is produced using the PER.C6 cell line (embryonic retinal cells), which is not widely represented among other registered products. Sputnik V is a two-component vaccine against COVID has been tested Gamaleya Center in which adenovirus serotypes 5 and 26 are used. A fragment of tissue-type plasminogen activator is not used, and the antigen insert is an unmodified full-length S-protein. Sputnik V vaccine is produced with the HEK293 cell line, which has long been safely used for the production of biotechnological products."
"The United States bishops' conference has said that Catholics can take two of the three available COVID-19 vaccines, even though they were developed with a "remote connection" to "morally compromised" cell lines. In a statement released Monday, the bishops also said it is morally permissible in some circumstances to receive a third vaccine, developed in close connection with aborted cell lines, but that Catholics cannot allow the pandemic to "desensitize" or "weaken our determination" to oppose the evil of abortion."
"The Holy See, through the Congregation for the Doctrine of the Faith and the Pontifical Academy for Life, has offered guidance on the question of whether it is morally acceptable to receive a vaccine that has been created with the use of morally compromised cell lines," the bishops said. "Both the Congregation for the Doctrine of the Faith and the Pontifical Academy for Life emphasize the positive moral obligation to do good and in so doing to distance oneself as much as possible from the immoral act of another party such as abortion." The bishops also noted that "with regard to people involved in the development and production of vaccines, the Congregation for the Doctrine of the Faith explains that 'in organizations where cell lines of illicit origin are being utilized, the responsibility of those who make the decision to use them is not the same as that of those who have no voice in such a decision.'"
"In 1972, a female child was aborted in the Netherlands, and cells from her kidneys were extracted and developed into the cell line now known as "HEK293." "HEK" stands for "Human Embryonic Kidney." Cells from the HEK293 line have been commonly used in biologic research since the late 70s. The vaccinations produced by Pfizer and Moderna did not use HEK293 in their design, development, or production, but did use cells from the line in a confirmatory test, said the bishops. "While neither vaccine is completely free from any connection to morally compromised cell lines, in this case the connection is very remote from the initial evil of the abortion," said the bishops. Conversely, the vaccine produced by AstraZeneca "should be avoided if there are alternatives available," said the bishops, as this vaccine is "more morally compromised." "The HEK293 cell line was used in the design, development, and production stages of that vaccine, as well as for confirmatory testing," said Rhoades and Naumann. The two compared the AstraZeneca vaccine to the current rubella vaccine, which also was reliant on "morally compromised cell lines." In the case of the rubella (German measles) vaccine, explained the bishops, the risk posed to an unborn child and the community at large by the illness outweigh the morality concerns related to the development of the vaccine. "In such a situation, parents are justified in having their children vaccinated against rubella, not only to avoid the effects of rubella on their children, but, secondarily and just as importantly, to prevent their children from becoming carriers of rubella, as the spread of rubella can lead to the infection of vulnerable pregnant women, thereby endangering their lives and the lives of their unborn children," said the bishops. Rhoades and Naumann acknowledged that while Catholics should avoid the AstraZeneca vaccine in preference for one of the other two, it may not be possible for someone to do this without putting society at risk from the coronavirus. If this were to happen, a Catholic would be permitted to receive that vaccine."
"By using the publicâs unfamiliarity with the history and realities of fetal tissue research as a back door for attacking Planned Parenthood, abortion opponents have added millions of people to the collateral damage of the abortion wars. This attack represents a betrayal of the people whose lives could be saved by the research and a violation of that most fundamental duty of medicine and health policy, the duty of care."
"Fibroblast cells are the cells needed to hold skin and other connective tissue together. The fetal fibroblast cells used to grow vaccine viruses were first obtained from elective termination of two pregnancies in the early 1960s. These same fetal cells obtained from the early 1960s have continued to grow in the laboratory and are used to make vaccines today. No further sources of fetal cells are needed to make these vaccines. The reasons that fetal cells were originally used included: *Viruses need cells to grow and tend to grow better in cells from humans than animals (because they infect humans). *Almost all cells die after they have divided a certain number of times; scientifically, this number is known as the Hayflick limit. For most cell lines, including fetal cells, it is around 50 divisions; however, because fetal cells have not divided as many times as other cell types, they can be used longer. In addition, because of the ability to maintain cells at very low temperatures, such as in liquid nitrogen, scientists are able to continue using the same fetal cell lines that were isolated in the 1960s. As scientists studied these viruses in the lab, they found that the best cells to use were the fetal cells mentioned above. When it was time to make a vaccine, they continued growing the viruses in the cells that worked best during these earlier studies."
"NOTE TO READERS: If a vaccine is not discussed on this page, it does not employ the use of fetal cells in production. For example, no influenza vaccine available in the U.S. requires the use of fetal cells for production. Vaccines for varicella (chickenpox), rubella (the âRâ in the MMR vaccine), hepatitis A, rabies (one version, called ImovaxÂŽ) and COVID-19 (one U.S.-approved version, Johnson & Johnson (J&J)/Janssen) are all made by growing the viruses in fetal cells. All of these, except the COVID-19 vaccine, are made using fibroblast cells. The COVID-19 vaccine (J&J/Janssen) is made using fetal retinal cells."
"The retinal cells used to make the COVID-19 adenovirus vaccine (J&J/Janssen) were isolated from a terminated fetus in 1985 and adapted for use in growing adenovirus-based vaccines in the late 1990s. Adenovirus-based vaccines that cannot replicate when administered to people need to be produced in cells that have the necessary gene to allow for large quantities of the virus to be made. The retinal cell line, called PER.C6, was adapted to enable production of these altered viruses."
"1. As the Instruction Dignitas Personae states, in cases where cells from aborted fetuses are employed to create cell lines for use in scientific research, âthere exist differing degrees of responsibilityâ of cooperation in evil. For example, âin organizations where cell lines of illicit origin are being utilized, the responsibility of those who make the decision to use them is not the same as that of those who have no voice in such a decisionâ. 2. In this sense, when ethically irreproachable Covid-19 vaccines are not available (e.g. in countries where vaccines without ethical problems are not made available to physicians and patients, or where their distribution is more difficult due to special storage and transport conditions, or when various types of vaccines are distributed in the same country but health authorities do not allow citizens to choose the vaccine with which to be inoculated) it is morally acceptable to receive Covid-19 vaccines that have used cell lines from aborted fetuses in their research and production process. 3. The fundamental reason for considering the use of these vaccines morally licit is that the kind of cooperation in evil (passive material cooperation) in the procured abortion from which these cell lines originate is, on the part of those making use of the resulting vaccines, remote. The moral duty to avoid such passive material cooperation is not obligatory if there is a grave danger, such as the otherwise uncontainable spread of a serious pathological agent--in this case, the pandemic spread of the SARS-CoV-2 virus that causes Covid-19. It must therefore be considered that, in such a case, all vaccinations recognized as clinically safe and effective can be used in good conscience with the certain knowledge that the use of such vaccines does not constitute formal cooperation with the abortion from which the cells used in production of the vaccines derive. It should be emphasized, however, that the morally licit use of these types of vaccines, in the particular conditions that make it so, does not in itself constitute a legitimation, even indirect, of the practice of abortion, and necessarily assumes the opposition to this practice by those who make use of these vaccines. 4. In fact, the licit use of such vaccines does not and should not in any way imply that there is a moral endorsement of the use of cell lines proceeding from aborted fetuses. Both pharmaceutical companies and governmental health agencies are therefore encouraged to produce, approve, distribute and offer ethically acceptable vaccines that do not create problems of conscience for either health care providers or the people to be vaccinated. 5. At the same time, practical reason makes evident that vaccination is not, as a rule, a moral obligation and that, therefore, it must be voluntary. In any case, from the ethical point of view, the morality of vaccination depends not only on the duty to protect one's own health, but also on the duty to pursue the common good. In the absence of other means to stop or even prevent the epidemic, the common good may recommend vaccination, especially to protect the weakest and most exposed. Those who, however, for reasons of conscience, refuse vaccines produced with cell lines from aborted fetuses, must do their utmost to avoid, by other prophylactic means and appropriate behavior, becoming vehicles for the transmission of the infectious agent. In particular, they must avoid any risk to the health of those who cannot be vaccinated for medical or other reasons, and who are the most vulnerable."
"Since the first vaccines against Covid-19 are already available for distribution and administration in various countries, this Congregation desires to offer some indications for clarification of this matter. We do not intend to judge the safety and efficacy of these vaccines, although ethically relevant and necessary, as this evaluation is the responsibility of biomedical researchers and drug agencies. Here, our objective is only to consider the moral aspects of the use of the vaccines against Covid-19 that have been developed from cell lines derived from tissues obtained from two fetuses that were not spontaneously aborted."
"Two main human cell strains have been used to develop currently available vaccines, in each case with the original fetal cells in question obtained in the 1960s. The WI-38 cell strain was developed in 1962 in the United States, and the MRC-5 cell strain (also started with fetal lung cells) was developed, using Hayflick's technology, in 1970 at the Medical Research Center in the United Kingdom. It should be noted that Hayflick's methods involved establishing a huge bank of WI-38 and MRC-5 cells that, while not capable of infinitely replicating like immortal cell lines, will serve vaccine production needs for several decades in the future."
"Some of the COVID-19 vaccines being studied in clinical trials use cells originally isolated from fetal tissue (often referred to as fetal cells) in vaccine development or manufacturing. This research does not require fetal cells from new abortions; they use existing historic cell lines that are many decades old. Historical fetal cell lines were derived in the 1960s and 1970s from two elective abortions unrelated to vaccine development. Fetal cell lines have been used to create vaccines for diseases such as hepatitis A, rubella, and rabies. The fetal cell lines being used to produce some of the potential COVID-19 vaccines are from two sources: * HEK-293: A kidney cell line that was isolated from a terminated fetus in 1972 * PER.C6: A retinal cell line that was isolated from a terminated fetus in 1985"
"In the case of COVID-19 vaccines, several makers have used HEK293 to generate what are called "viral vectors." These are weakened versions of common cold-causing adenoviruses that are loaded with the genetic instructions for human cells to manufacture a surface protein of the coronavirus. This elicits an immune response that the body remembers when it encounters the real coronavirus. Three vaccines that are in advanced trials use HEK293 linesâthe Oxford vaccine co-developed with AstraZeneca, China's CanSino Biologics vaccine and Russia's Gamaleya Institute vaccine. Johnson & Johnson uses the other major fetal cell line, PER.C6. Several other companies, such as Moderna and Pfizer, have used HEK293 to develop "pseudoviruses" to test their drugs. Vaccines against Ebola and tuberculosis, as well as gene therapies, have also been created with HEK293 cells, said Graham. "I take great satisfaction from the fact that the cells I created nearly 50 years ago have played a major role in numerous advances in biomedical research and in the production of vaccines and medicines," said the professor, who dislikes commenting on the controversy that periodically emerges over their origin."
"Some people wonder whether the vaccines made using human fetal cells (chickenpox, rubella, hepatitis A, one version of the rabies vaccine, and one version of the COVID-19 vaccine) could cause harm if the DNA from the fetal cells âmixesâ with the vaccine recipientâs DNA. This is not likely to happen: *Stability of DNA - Because DNA is not stable when exposed to certain chemicals, much of it is destroyed in the process of making the vaccine. Therefore, the amount of human DNA in the final vaccine preparation is minimal (trillionths of a gram) and highly fragmented. Because the DNA is fragmented, it cannot possibly create a whole protein that could be harmful. *Opportunity â DNA from the vaccine is not able to incorporate itself into cellular DNA. In fact, if this could be accomplished, gene therapy would be much easier than it has been."
"Many commonly used vaccines have their origin in cell lines that were originally developed from an aborted fetus. This poses a serious moral dilemma for those who oppose abortion. Two questions need to be examined: first, may a Catholic, in good conscience, use vaccines derived from aborted materials, or is one obliged to refuse them? And, second, may a Catholic parent refuse to vaccinate a child?"
"Two human cell lines (MRC-5 and WI-38) that are used to grow these weakened virus strains have their origins in cells derived from the lung tissue of aborted fetuses (Dan Maher, âOn the Use of Certain Vaccines,â unpublished manuscript [1998, NCBC]). Although these human cell lines could have been produced using cells taken from other sources (thus avoiding the moral problem entirely), the fact is that they were not. In many cases, there is no other choice than either to make use of a tainted vaccine or to forgo vaccination altogether. Thus âMeruvax,â a widely used vaccine for rubella (German measles) sold by Merck & Co., Inc., uses the WI38 cell line. The chicken pox vaccine âVarivax,â produced by the same company, uses both MRC-5 and WI-38. SmithKline Beecham offers a vaccine called âHavrixâ that has its origins in MRC-5. âHavrixâ guards against scarlet fever, rheumatic fever, kidney inflammation, and other hepatitis A infections. Whether immunization with these vaccines is permissible depends upon whether their use involves the Catholic in cooperation with evil. Briefly, formal cooperation arises when an individual shares in the intention or the action of another who does what is wrong. Immoral material cooperation occurs when one who cooperates makes an essential contribution to the circumstances of a wrongdoerâs act. Thus the question about vaccines derived from aborted fetuses concerns whether or not their use involves the Catholic in immoral cooperation with the evil of abortion. The answer, in short, would appear to be âno.â For it seems impossible for an individual to cooperate with an action that is now completed and exists in the past. Clearly, use of a vaccine in the present does not cause the one who is immunized to share in the immoral intention or action of those who carried out the abortion in the past. Neither does such use provide some circumstance essential to the commission of that past act. Thus use of these vaccines would seem permissible."
"Yet another objection concerns the problem of scandal. When a Catholic allows himself to be immunized with these vaccines it may appear to others that he acts hypocritically. Catholics, it will be said, talk a lot about moral principles, but when it comes to their own health or that of their children, they appear willing to abandon all previous moral conviction. There would appear to be no objective basis for the charge that one who uses these vaccines cooperates in moral wrongdoing; therefore, any scandal caused by their use must be purely subjective in character. Appearances, however, can be important. For this reason, some Catholics decide to refuse vaccination in order to express their strong opposition to the practice of abortion. Still others are convinced, contrary to the arguments offered here, that vaccination does involve some form of cooperation with abortion. They believe that refusal is the only way to avoid complicity. Nonetheless, refusal appears to represent a course of action that goes beyond what is morally required. When carried out in the light of a fully formed conscience, heroic acts based on sound moral principle can be highly praiseworthy. That would seem to be the case here. Those in the medical profession who refuse to be immunized with tainted vaccines often suffer harm to their careers. Health care facilities require that all employees be properly immunized against infectious diseases. When health care employees refuse to do so, they can expect to be dismissed from their posts."
"Refusal also involves some risk that one will contract a serious and perhaps even fatal disease, though the danger is lessened when most others in a given society are properly immunized. This gives rise to a hope. If there were a sufficient number of people who were prepared to refuse these vaccines, would the manufacturers feel compelled to begin new cell lines that did not have their origins in abortion? The development of widespread public opposition to tainted vaccines might lead to the eradication of the present dilemma for future generations. Although initially appealing, there is one consideration that makes this scenario highly unlikely: parents have a moral obligation to provide vaccinations to their children. An adult may choose a heroic course of action that risks his own life and limb, but generally speaking, a child may not. The child is not capable of fully forming his conscience or of appreciating the risks that attend refusal of vaccination. Nor does it seem appropriate for a parent to refuse on behalf of a child and thereby risk the childâs well-being."
"As a father of five, I have been confronted with the question of whether to vaccinate my children against rubella (âGerman measlesâ). As many now know, this vaccine is currently produced from a cell line that had its origin in abortion. Two other vaccines are similarly implicated in the tragedy of abortion: the hepatitis A and the new varicella (âchicken poxâ) vaccines. As unfortunate as these facts are, an analysis of the problem, using traditional Catholic moral principles, does not seem to indicate that there is any obligation on the part of parents to avoid the use of these products. For my own part, therefore, I have not hesitated to have my children protected against these diseases. Nonetheless, there are many parents who have come to the opposite conclusion. They believe that it would be immoral to inoculate their children with these products. They hold that a vaccine with even the most remote connection to abortion is forbidden to them, and thus, they refuse immunization on the grounds of conscience. What is the status of this refusal? Can it be supported by Catholic teaching? We have a moral obligation to follow the light of conscience. Indeed, this duty is so fundamental that, even if oneâs judgment is in error, conscience must still remain the standard of our conduct. To argue otherwise would be to say that we should do what we personally judge to be immoral."
"The rubella vaccine, produced by the pharmaceutical manufacturer Merck & Co., Inc., uses WI-38 cells. There are two hepatitis A vaccines, one produced by Merck, the other by Glaxo SmithKline, both of which use MRC-5 cells. The varicella vaccine, again produced by Merck, uses both WI-38 and MRC-5 cells."
"One of the facts of this case concerns whether we should identify the right not to violate oneâs own conscience with the demand for an exemption to a duly established public policy. One might easily argue that these two are not the same. Parents who refuse to vaccinate their children are not compelled to act contrary to their conscience under the law. If they are refused an exemption under some established public policy, then they will suffer the consequences of their refusal. Their children will not be permitted to enter into the local school system or some other public facility. This not a violation of conscience, but is a denial of an exemption. The case is not comparable to that of a Catholic health-care facility which is obliged by the state to dispense contraceptives because there is no compulsion to vaccinate oneâs children. If one wants to appeal to conscience in order to justify a decision not to vaccinate oneâs children, then the freedom not to violate oneâs own conscience is all that can rightly be expected by the parent. The further claim that the exercise of conscience demands that the state must cede to the wishes of the parent for an exemption does not followâat least, not as the right of conscience is understood by the Catholic Church."
"I had previously said in my writings that the activity of the tissue researchers who produced WI-38 and MRC-5 was wrong because it constituted immediate material cooperation in the intrinsically evil action of abortion. A more detailed review of the evidence suggests that the tissue researchers played a much more direct role in the culture of abortion than I had realized. Hence, I revise my view to say that those tissue researchers were engaged in immoral formal cooperation with abortion. The activity of those who established these cell strains should be distinguished from that of the researchers who used them to invent the new vaccines. The latter, I continue to hold, were engaged at the level of immoral proximate material cooperation."
"Having considered the previous cases, we arrive at the question of what kind of cooperation with abortion obtains when a parent decides to immunize a child against rubella. The parent has no intention of participating in abortion and, living in the present, has no connection whatsoever to the abortions performed in the past. Neither does the parent make use of the cells taken from an abortion, but makes use of a vaccine that was grown in descendant cells. The capacity of these cells to duplicate in culture shows that their use applies little to no pressure on others to perform abortions. There is an abundant supply. If there were some remaining level of cooperation here, it could only be remote. This cooperation would be completely permissible because 1) parents have no choice but to use these products if they wish to protect their children and society from these serious diseases; and 2) the good that parents are seeking to secure through vaccination exceeds any harm that might be caused by that use. Thus it would represent a very harsh judgment, in my opinion, if someone were to say that unborn children must face the risks of serious birth defects or even death because others feel an obligation to make a strong statement against the evil of abortion. The fault surely lies with the original tissue researchers and, less directly, with the pharmaceutical companies or those who made imprudent decisions at the time these products were first manufactured. The fault does not lie with the parents and surely not with the children who suffer the risk. If the above reasoning is correct, and there is no immoral cooperation with abortion in the use of these vaccines, then we are led back to the problem of conscience from an entirely new perspective. One who properly exercises conscience will recognize that he has a moral obligation to protect the life and health of his neighbors and that he must therefore ensure that he and his children are vaccinated as a correct means to that end. He will recognize that there is a moral question at issue in the use of vaccines, but he will also see that there can be no justification for risking the health and life of unborn children who have had absolutely no hand in the original wrongdoing. He will bear in mind that his own children will learn from his decision and that the occasion presents him with an opportunity to explain to them how to think about difficult moral problems. The formation of conscience is a responsibility that a parent has toward his child throughout his time in the home. What will the child learn from a parent who refuses to vaccinate him out of an exaggerated concern that the use of these vaccines is immoral? Hopefully, the entire event will pass without his notice."
"Prospects do not look good. The biotechnology company Crucell N.V. and Aventis Pasteur S.A. are seeking approval from the U.S. Food and Drug Administration to introduce PER-C6, a cell strain made from a fetus aborted at eighteen weeks. Even more disconcerting are the efforts of biotechnology companies to produce new drugs and therapies from embryonic stem cells. Some U.S. states have recently passed laws encouraging this research. Any new products made from these strains will be even more controversial than the implicated vaccines."
"There is an even more fundamental question at stake. Can a parent exercise a right of conscience for a child? How can I risk your health in order that I might make a strong stand against abortion? This, in fact, is impossible because it is contrary to the very nature of conscience, which is always the personal act of a particular individual19 I cannot carry out an act of conscience for you. Only you can do that for yourself. But someone will say, âIn this case the child is not old enough to decide for himself; therefore, the parent must decide on his behalf.â Exactly, and that is all the more reason to act for the sake of the childâs health. That is the moral principle that ought to govern all decisions in this area. Just as the demand for an exemption to a law mandating vaccination seems unjustifiable, so does the appeal to the right of conscience. No one can exercise the right of conscience for someone elseânot even for oneâs own child. All one can do is act for the sake of childâs life and health. Hence, an adult is free to appeal to the right of conscience in order to justify his own refusal to vaccinate himself, but he cannot appeal to the right of conscience in order to justify his decision not to vaccinate those who are under his supervision and who rely upon him for their medical care. We should not allow the one who carried out an abortion in the past to hold our children hostage in the present."
"Then in 1962, Hayflick made another discovery. âWithout it, you and I might not even be alive,â says Stuart Jay Olshansky, an expert in biodemography and gerontology at the University of Illinois, Chicago. It began when a nameless woman who was three months pregnant had a legal abortion in Sweden. As the author Meredith Wadman wrote in her book, The Vaccine Race: Science, Politics and the Human Costs of Defeating Disease, the foetus wasnât incinerated, buried or thrown away â instead it was wrapped in sterile green cloth and sent to the Karolinska Institute in northwest Stockholm. At the time, Hayflick was sourcing the cells he used for his research from this institution. In his laboratory at the Wistar Institute in Philadelphia, he managed to incubate some of the tissue in several glass bottles at 37C (98F). He added an enzyme to break down the protein that bound the cells together, as well as "growth medium", a solution which contained the nutrients they needed to divide. After a few days, he was left with a continuous sheet of cells. One of these cells eventually turned into the cell line âWI-38â, which stands for Wistar Institute foetus 38."
"Soon after Hayflick discovered that cells are mortal, he realised that if you siphon some off each time they divide and freeze them, a single source can theoretically provide an almost unlimited supply â around 10,000,000,000,000,000,000,000 (10 sextillion) in total. And though WI-38 cells are mortal, because the cells had divided relatively few times when they were collected, they can be grown for longer before they reach the Hayflick limit. Most WI-38 cells have 50 divisions left, which each take 24 hours to complete, so they can be grown continuously for 50 days before you need to start again. Though there are hundreds of cell lines available in the United States, WI-38 makes up the majority of the cells used."
"Another reason WI-38 has become so ubiquitous is that a quirk of the American legal system at the time of its discovery: it wasnât possible to patent living things. This means their use was never restricted, and scientists around the world were able to share them freely with colleagues. Though there are hundreds of cell lines available in the United States, WI-38 makes up the majority of the cells used, together with just one other. âMRC-5â cells, named after the initials of the Medical Research Council where they were collected, were obtained from the lungs of another three-month-old foetus. This time the abortion happened in England in 1966 for âpsychiatric reasonsâ. WI-38 was fundamental for the development of vaccines against polio, measles, mumps, rubella, varicella zoster (chicken pox), herpes zoster, adenovirus, rabies and Hepatitis A, as well as in the production of many early vaccines. Today it's still used to make the rubella vaccine â part of Merck's measles, mumps and rubella (MMR) jab â and Teva's adenovirus vaccine for the US military."
"It is important to note that the use of these vaccines, generated from fetal tissue of elective abortions, can only occur on a temporary basis, as it represents a âvery remote mediate material cooperationâ (Pontifical Academy for Life 2006, 547) with the original illicit act of abortion. The distinctions between the different forms of cooperation were established by St. Alphonsus Liguori and can be categorized by the proximity of actions to the original illicit act. An example using vaccines generated from fetal tissue of an elective abortion follows: Principal agent: The mother who elects to terminate her pregnancy. Formal cooperator: The abortionist who agrees with the actions of the principal agent and supports her by performing the abortion. Immediate material cooperator: A nurse who does not agree with the actions of the principal agent but supports the abortionist in performance of the abortion. Mediate material cooperators: The nurse who does not agree with the actions of the principal agent but prepares her for the abortion and monitors her recovery post-abortion. Remote mediate material cooperators: The technicians at the abortion clinic that process and package fetal tissue for future use in scientific research. The scientists who arrange to receive aborted fetal tissue from the clinic for their research. Very remote mediate material cooperators: Individuals utilizing a product, for example a vaccine that was generated utilizing aborted fetal tissue. Even the distant cooperation represented by these vaccines needs to be avoided as it is: moral coercion of the conscience of the parents, who are forced to choose to act against their conscience or otherwise, to put the health of their children and the population as a whole at risk. ...[Therefore,] doctors and fathers of families have a duty to take recourse to alternative vaccines (if they exist), putting pressure on the political authorities and health systems so that other vaccines without moral problems become available. (Pontifical Academy for Life 2006, 549, 547â8)"
"Vaccine manufacturers have few options for viral culture media, for reasons of microbiology and safety. It is not possible to simply replace one cell line with another, because various viruses grow abundantly only in some kinds of cell lines. WI-38 and MRC-5 lines are well described and understood, with experience accumulated via hundreds of millions of vaccinations, important for safety-assessment reasons. The fetal origins of WI-38 and MRC-5 cell lines pose an ethical or moral problem for people who disapprove of abortion. Critically, the two abortions were not conducted for the purpose of harvesting the cells that were transformed into these cell lines. This lack of intention is a key element in breaking the complicity link that could otherwise make use of the vaccines unacceptable. No additional abortions are needed to sustain vaccine manufacture. The cell lines are not the final product, and no human cells are present in the final vaccine formulations."
"18-7 CMA condemns pharma companies that participate in illicit methods to create vaccines AND BE IT RESOLVED, that the CMA condemns the illicit cooperation in abortion by pharmaceutical companies in the manufacturing of vaccines and encourages the use of ethical alternatives with opposition by all legitimate means to those vaccines with moral problems. And be it further resolved that parents and physicians âhave a dutyâ to seek alternative product whenever available and that both parents and the medical professionals have a âgrave responsibilityâ to call upon the vaccine manufacturers, the FDA and government officials to make products available as soon as possible that are not grown on cell lines procured from abortion. (2005) (renewed 2015)"
"The connection between the chilling origins of many cell lines and the benefits they provide is perhaps most striking in the development of the rubella vaccine. Though itâs produced in WI-38 cells to this day, its early development relied heavily on cells taken from several different aborted foetuses â many of which had been aborted for the very reason that their mother was infected with the virus. Rubella can cause a number of serious consequences during pregnancy, such as stillbirth and miscarriage. If a woman is infected early on, she has a 90% chance of passing the virus to her unborn child, where it can lead to âcongenital rubella syndromeâ and a constellation of health problems, from brain damage to hearing loss. âYou have to think, well what about the ethical consequences of not using the cell line?â says Olshansky. âJust keep in mind that they are a critical link in the chain, in the development of viral vaccines.â"
"In the late 1990sâearly 2000s, teams of ethicists at the National Catholic Bioethics Center and then at the Vaticanâs Pontifical Academy for Life and elsewhere considered the virology, epidemiology, and theology of the matter in detail. Their considerations included both cooperation with evil and the principle of double effect. In this case, the cooperation related to those involved with the specific abortions in the 1960s. The principle of double effect applied insofar as using implicated vaccines today could appear to endorse or acquiesce to the acceptability of additional abortions in our current time. These teams concluded that the association between implicated vaccines and abortion was noncomplicit, and that using these vaccines is not contrary to a principled opposition to abortion. These centers reasoned that, because the abortions that enabled the production ofthese vaccines are in the past and (critically) the abortions were not undertaken with the intent of producing the cell lines, being immunized does not involve any sharing in immoral intention or action of others. In short, they are morally separate actions. In 2008, this position was elevated to the status of official Roman Catholic teaching. The bioethicist teams agreed that use of a vaccine in the present does not involve sharing in the action of those who carried out the abortion in the past. Further,they foundthatparents have a moral obligation to provide for the life and health of their children by means of immunization. The situation with vaccines differs morally from ongoing harvest of fetal tissue for pharmaceutical manufacturing or research, which could be used to justify future abortions. Still, these ethicists concluded that alternate vaccines should be used if available. They also recommended that parents and clinicians should speak out against abortion by asking governments and vaccine manufacturers to stop using cell lines that have links to aborted fetuses."
"The HAVRIX vaccine provides protection against hepatitis A infections (Innis 1994). However, hepatitis A is not endemic in the United States. Hepatitis A is also spread by the fecal-oral route; therefore, improvements in hygiene and sanitation significantly reduce infection (CDC 2006). Nevertheless, some individuals are at risk for hepatitis A infections, which can cause severe liver disease, presenting a grave inconvenience imposing vaccination. These include those traveling to areas where hepatitis A virus is endemic, men who have sex with men, intravenous drug users, those with clotting disorders, those working with nonhuman primates, and those having sexual intercourse with someone who has hepatitis A (CDC 2006)"
"The Catholic Church permits temporary use of vaccines generated using aborted fetal tissue to protect children from preventable diseases until alternative vaccines that do not use aborted fetal tissue are available. In medical research, cell lines that were generated from elective abortions should be avoided and alternative cell lines of licit origin utilized."
"In 1964, the Wistar Institute developed the RA 27/3 strain of rubella virus. The rubella virus isolate âwas recovered from the explanted [kidney] tissue of a fetus obtained at therapeutic abortion from a mother who had been infected with rubella virusâ. The scientific literature of that era indicates that the abortion was not conducted with the motive of isolating the virus, but rather because the mother was infected with rubella virus and risked major birth defects. After the RA 27/3 strain was isolated, it has been propagated serially in human diploid cells. The RA 27/3 strain produced superior antibody responses and was better tolerated, compared with other rubella vaccine strains available in the 1960s. No further abortions are necessary to sustain the manufacture of additional batches of rubella RA 27/3-strain vaccine. Use of the RA 27/3 rubella virus strain was also considered by the National Catholic Bioethics Center and the Pontifical Academy for Life. Using the same logic, they reasoned that because the one abortion that yielded the viral isolate was not undertaken with the intent to retrieve the virus and because no additional abortions are needed to obtain more virus, being immunized is morally acceptable and also associated with parental duty. The same provisions for preferring alternatives and petitioning governments and manufacturers also apply. Some find it meaningful that rubella vaccination prevents many cases of fetal death and congenital rubella syndrome that would otherwise occur if women were infected with rubella virus during pregnancy. Immunized women exposed to the virus during pregnancy are no longer confronted with the question (what some religions might consider temptation) of whether to terminate their pregnancies on that basis."
"Recently, two articles were published in the New England Journal of Medicine that char acterized fetuses of elective abortions, one being thirty-two weeks old, from mothers who contracted Zika virus in the first trimester of pregnancy (Mlakar et al. 2016; Driggers et al. 2016). These studies identified Zika virus in the microcephalic brains of the fetuses indicating an association between in utero Zika virus infection and microcephaly. More research on human subjects with similar experimental designs has been proposed to better understand fetal infection (Check Hayden 2016). These studies would also involve pregnant women who have been exposed to Zika virus infection that are followed for microcephaly by ultrasound throughout pregnancy. They would be informed of ultrasound results and, if microcephaly was demonstrated, would receive counsel on the prognosis of their child and options available, including termination of the pregnancy. If the mother elects to abort her child and provides her consent, the aborted fetal tissue would then be utilized in research procedures. This experimental design denies the intrinsic right to life of unborn human beings as the success of the study is predicated on the decisions of mothers to abort their babies. The U.S. Department of Health and Human Services Code of Federal Regulations (CFR) Title 45 Part 46 Subpart B, âAdditional Protections for Pregnant Women, Human Fetuses, and Neonates involved in Research,â indicates that: The risk to the fetus is caused solely by interventions or procedures that hold out the prospect of direct benefit for the woman or the fetus; or, if there is no such prospect of benefit, the risk to the fetus is not greater than minimal and the purpose of the research is the development of important biomedical knowledge which cannot be obtained by any other means. (U.S. Department of Health and Human Services 2009)."
"The human embryonic kidney (HEK) 293 cell line, derived from an elective abortion in the 1970s, is routinely used for production of proteins and cultivation of viruses due to the ease of transfection with gene constructs that are efficiently translated into appropriately folded proteins (Wong 2006). A PubMed search with the term âHEK,â lists more than thirty thousand citations, testifying to the extensive use of this cell line.1 The Catholic Churchâs position on the use of HEK293 cells, or other cell lines generated from elective abortions, in medical research is that they should be avoided because other-wise this creates a âcontradiction in the attitude of the [researcher] who says that he does not approve of the injustice perpetrated by others, but at the same time accepts for his own work the âbiological materialâ which the others have obtained by means of that injusticeâ (Congregation for the Doctrine of the Faith 2008, no. 35). Again, alternatives should be explored. Utilization of fetal tissue from spontaneous abortion (miscarriage) is licit. In addition, COS-1 cells that are not derived from elective abortions are effective for production of proteins that could be utilized in some studies (Smith 2009). Unfortunately, COS-1 cells are of monkey origin. Hence, xenogeneic differences between monkey and human proteins limit their use in the generation of vaccines."
"18-6 Vaccines ok on temporary basis if no other moral alternative available to fetal stem cell lines âParents and physicians may use the current vaccines without immoral cooperation in abortion âon a temporary basisâ when no ethical alternative is available and âinsomuch as is necessary in order to avoid a serious risk not only for oneâs children but alsoâŚfor the health conditions of the population as a wholeâ. When no other ethical alternative is available, âit is right to abstain from using these vaccines if it can be done without causing children, and indirectly the population as a whole, to undergo significant risks to their healthâ. (2005) (renewed 2015)"
"When it comes to the Pfizer and Moderna COVID-19 vaccines, fetal cell line HEK 293 was used during the research and development phase. All HEK 293 cells are descended from tissue taken from a 1973 abortion that took place in the Netherlands. Using fetal cell lines to test the effectiveness and safety of medications is common practice, because they provide a consistent and well-documented standard. For the Johnson & Johnson vaccine, fetal cell lines were used in the production and manufacturing stage. To make the Johnson & Johnson vaccine, scientists infect PER.C6 fetal cell lines to grow the adenovirus vector. (Learn more about how viral vector vaccines work.) All PER.C6 cells used to manufacture the Johnson & Johnson vaccine are descended from tissue taken from a 1985 abortion that took place in the Netherlands. This cell line is used because it is a well-studied industry standard for safe and reliable production of viral vector vaccines."
"âReceiving a COVID-19 vaccine ⌠should be considered an act of love of our neighbor and part of our moral responsibility for the common good.â"
"Vaccines have been one of the chief public benefits of fetal tissue research. Vaccines for hepatitis A, German measles, chickenpox and rabies, for example, were developed using cell lines grown from tissue from two elective abortions, one in England and one in Sweden, that were performed in the 1960s. German measles, also known as rubella, âcaused 5,000 spontaneous abortions a year prior to the vaccine,â said Dr. Paul Offit, an infectious-disease specialist at Childrenâs Hospital of Philadelphia. âWe wouldnât have saved all those lives had it not been for those cells.â Fetal tissue was âabsolutely criticalâ to the development of a potential Ebola vaccine that has shown promise, said Dr. Carrie Wolinetz, an associate director at NIH, which last year handed out $76 million for work involving fetal tissue, or 0.2 percent of the agencyâs research budget."
"It is true that decades ago, scientists decided to use fetal tissue to start the cell lines we use to test drugs today. However, the description of ongoing modern fetal tissue harvesting to create vaccines is dishonest sensationalism. As a practicing Catholic, I think the moral balance of indirectly benefitting from an abortion that occurred 50 years ago in order to take a vaccine that will prevent further death in the community is a no-brainer â especially considering that so many of the over 620,000 American deaths have occurred in the most vulnerable and marginalized in our society. We need to focus on saving lives right now. We need to care for our neighbors. The Vatican and bishops agree. The Vatican has issued clear guidance that permits Roman Catholics in good faith to receive COVID-19 vaccines that use fetal cell lines in development or production."
"No, the COVID-19 vaccines do not contain any aborted fetal cells. However, fetal cell lines â cells grown in a laboratory based on aborted fetal cells collected generations ago â were used in testing during research and development of the mRNA vaccines, and during production of the Johnson & Johnson vaccine."
"In 2005 the Pontifical Academy for Life published a document entitled: "Moral reflections about vaccines prepared from cells of aborted human fetuses" which, in the light of medical advances and current conditions of vaccine preparation, could soon be revised and updated. Especially in consideration of the fact that the cell lines currently used are very distant from the original abortions and no longer imply that bond of moral cooperation indispensable for an ethically negative evaluation of their use. On the other hand, the moral obligation to guarantee the vaccination coverage necessary for the safety of others is no less urgent, especially the safety more vulnerable subjects such as pregnant women and those affected by immunodeficiency who cannot be vaccinated against these diseases. As for the question of the vaccines that used or may have used cells coming from voluntarily aborted fetuses in their preparation, it must be specified that the "wrong" in the moral sense lies in the actions, not in the vaccines or the material itself. The technical characteristics of the production of the vaccines most commonly used in childhood lead us to exclude that there is a morally relevant cooperation between those who use these vaccines today and the practice of voluntary abortion. Hence, we believe that all clinically recommended vaccinations can be used with a clear conscience and that the use of such vaccines does not signify some sort of cooperation with voluntary abortion. While the commitment to ensuring that every vaccine has no connection in its preparation to any material of originating from an abortion, the moral responsibility to vaccinate is reiterated in order to avoid serious health risks for children and the general population."
"Given the panelâs conclusion that research use of fetal remains is ethical, it seems clear that the needs of current and future patients outweigh what can only be symbolic or political gestures of concern. Indeed, the Vaticanâs Pontifical Academy for Life, while arguing for a right to refuse to use pediatric vaccines derived from fetal tissue and calling for development of vaccines through other means, nonetheless concluded in 2005 that parentsâ duty to protect their children from illness justifies their use of current vaccines."
"WHO requirements for the use of animal cells as in vitro substrates for the production of biologicals. Biologicals 1998;26:175-193. Cell lines of human (e.g., WI-38, MRC-5) or monkey (FRhL-2) origin are non-tumorigenic and residual cellular DNA derived from these cells has not been, and is not, considered to pose any risk."
"Two cell lines currently used in vaccines are derived from selective abortions performed overseas in the 1960s; WI-38 from Germany in 1961 and MRC-5 from UK in 1966. Many excellent and thoughtful papers have been written on the ethics and religious aspects arising from use of these human cell lines."
"Addressing Concerns for Catholics: *Catholic US bishops approve use of COVID-19 vaccines with âremote connectionâ to abortion *ââŚas regards the vaccines [containing WI-38 or MRC-5] without an alternative, the need to contest so that others may be prepared must be reaffirmed, as should be the lawfulness of using the former in the meantime insomuch as is necessary in order to avoid a serious risk not only for oneâs own children but also, and perhaps more specifically, for the health conditions of the population as a whole â especially for pregnant women.â 2005 Official Document, Moral Reflections on Vaccines Derived from Aborted Human Foetuses *âdanger to the health of children could permit parents to use a vaccine which was developed using cell lines of illicit origin, while keeping in mind that everyone has the duty to make known their disagreement and to ask that their healthcare system make other types of vaccines available.â 2008 Instruction Dignitas Personae on Certain Bioethical Questions [link to complete text â near the end of section 35]"
"A small but growing number of parents who object to vaccinating their children on religious grounds say they do so because many common vaccines are the product of cells that once belonged to aborted fetuses. There is a grain of truth to this statement. But even religious leaders, including a future pope, have said that shouldn't deter parents from vaccinating their children."