
Denver Newsroom, Mar 18, 2021 / 05:04 pm (CNA).- New “models” of early human embryos that cannot grow into full human beings provoke ethical questions about whether they are human beings. One ethicist warns that research should be halted out of caution until more is known, because of the ethical dangers and temptations in the experiments.
“Scientists face the perennial temptation to depersonalize early human life, and to treat embryos as objects. Human beings are so sacred, that we must particularly reverence them in their origins, in the way they come into the world,” Father Tadeusz Pacholczyk, a National Catholic Bioethics Center staff ethicist with a background in medical research, told CNA March 18.
“Researchers should err on the side of caution, because it remains always and everywhere wrong to create young human beings in petri dishes or laboratory glassware,” he said. “Doing so indicates a disordered eagerness to manipulate early human life and a willingness to exploit our own human offspring at the earliest stages of their existence.”
Two different research teams have created human embryo-like entities by creating hollow balls of cells that resemble blastocysts, called blastoids. The blastocyst stage is normally about five to six days after conception, at which time the developing embryo has rapidly dividing cells, according to the Mayo Clinic.
“The recently-reported human blastoids are pieced together out of stem cells, and at this point, they appear to be very embryo-like, though the jury is still out on whether they could ever be fully functional or complete human embryos,” Pacholczyk said.
The models are different enough from naturally conceived embryos that they will never become a viable fetus or baby, but they are very close to functioning like the early stages of a human being, National Public Radio reports.
The research could contribute to understanding how a single cell grows into a fully formed human being, and could help develop treatment for genetic diseases and prevent birth defects, miscarriages, or infertility problems.
The exact nature and ethical status of the models themselves is unclear, some observers said.
Kirstin Matthews, a fellow in science and technology policy at Rice University, told NPR she was concerned about “growing these sort-of humans in a test tube and not even considering the fact that they are so close to being human.”
Pacholczyk was similarly concerned.
“One of the ethical questions around such experiments is whether researchers may actually be making a handicapped, but genuine, human embryo, a young human that is doomed to death as he or she grows because of various defects in the way they were originally constituted by researchers,” he said, comparing the experiments to creating a child with a serious defect that kills them at a young age.
“If it were true that researchers are producing ‘disabled’ human embryos, entities that genuinely partake of our human form and essence, this would involve serious moral objections.”
“Because we don’t know yet whether we are creating crippled embryos in this way, we should be careful, and not perform these experiments using human cells,” he said. “Rather they should be done exclusively in animals, including non-human primates, to help us figure out, with reasonable certainty, whether any human entities we might later make would be human creatures or not.”
Jun Wu, a molecular biologist at the University of Texas Southwestern Medical Center in Dallas, led one research team’s experimental model development, while Jose Polo, a developmental biologist at Monash University in Australia, led a different team.
Polo’s team created blastoid models from adult skin cells, while Wu’s team created models using a combination of induced-pluripotent stem cells from adult human cells and human embryonic stem cells. The use of human embryonic stem cells has drawn ethical scrutiny from critics, including Catholic critics, because the cells are derived from the destruction of human embryos.
Insoo Hyun, a bioethicist at Case Western Reserve University and Harvard University, told National Public Radio that the models are so close to being a human embryo that they raise “a very interesting question of, at what point does an embryo model become a real embryo.”
“This work is absolutely unnerving for many people because it really challenges our tidy categories of what life is and when life begins,” Hyun continued. “This is what I call the biological-metaphysical time machine.”
In Pacholczyk’s view, the experiments described extend a mindset accepting of in vitro fertilization. The Catholic Church has long said this “is never acceptable as a way to engender new human life.”
“Regrettably, developmental biologists, such as Jacob Hanna at the Weizmann Institute of Science, are rationalizing precisely this kind of embryo experimentation by saying that researchers have already been destructively studying early embryos from IVF clinics for so long that there shouldn’t be anything wrong with it,” the ethicist added.
“He is advocating a very disturbing idea, namely, that of growing embryos and/or embryo-like entities ‘until day 40 and then disposing of it’,” said Pacholczyk. “He proposes, ‘Instead of getting tissues from abortions, let’s take a blastocyst and grow it.’
Hyun, one of the embryo model researchers, agrees on the need for clear ethical guidelines. However, he supports revisions to an international guideline that allows embryonic human experimentation on embryos up to 14 days old. He wants more exceptions “case by case in an incremental fashion,” he told NPR.
There is “growing pressure” to eliminate the 14-day rule in order to grow embryos for longer periods, Pacholczyk told CNA.
“Those who originally set up the 14-day rule devised a clever stratagem to offer lip service to the moral status of the human embryo, while enabling serious human rights violations to proceed apace in the world of embryology,” he said. “The 14-day rule objectively demonstrates no more respect for vulnerable humanity than would a declaration by the National Institutes of Health that researchers will now be permitted to do lethal experimental research on newborns up to the age of 14 months. Whether 14-days, 14-months, or anywhere in between, such ‘rules’ remain contrivances to justify the most unethical kinds of science and to allow for the exploitation of our own vulnerable human offspring.”
The U.S. National Institutes of Health funds work on human embryo-like structures but must follow a federal provision called the Dickey-Wicker Amendment, which bars government funding for research that creates or destroys human embryos.
Some researchers are pushing for this amendment to be changed, including some who aim to create synthetic human embryos, Nature reported in January 2020.
Catholic authorities have consistently rejected destructive human embryo research. In May 2017, Pope Francis told a gathering of Huntington’s disease patients and their families, “we know that no ends, even noble in themselves, such as a predicted utility for science, for other human beings or for society, can justify the destruction of human embryos.”
The October 2020 issue of Ethics & Medics, a commentary published by the National Catholic Bioethics Center, also discusses the ethics of embryo models in an article by Kevin Wilger, a research engineer.

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The KofC 4th Degree uniform change is ridiculous and tears down a traditional mode of dress which is proper, correct and respectful. No silly berets…no blazers can replace something worm proudly by thousands and thousands of Knights for decades. Worst of all…where is the sword??? This is patently stupid…and I will NOT be wearing the new version…period!
I have been fourth Degree knight for 15years and I am not changing now.I am not army Range if I want to be Range I would have done back in 1950.
I agree with you. I had always loved seeing the Knights in the traditional regalia and now it just looks sloppy.
““However, the preferred dress for the Fourth Degree – including color corps and honor guards – is now the new uniform of jacket and beret.””
Preferred by whom? The same people who think nuns should be schlepping around in street clothes in case someone might think that they were doing something out of the ordinary and special?
I will not be a fourth degree membr much longer
I made no such combative comments, just stated that I may not be a fourth degree
Member much longer
The decision to change the uniform was from the ground up or the top down??
It seem like the latter.
Was there a groundswell of complaints from 4th degree Knights about the old uniform?
Apparently not. So why the change?
Tradition, too much of it represented in the old uniform. And we all know who owns the mindset that has absolutely no use for Tradition. Do we not?
WHY CHANGE. TOTALLY STUPID!!!!!!!!!!!
I LIKE the new uniform! This is 2017, so why are we wearing chapeaus and capes that were the fashion in the 1700s or 1800s? Why not dress in 21st century clothes? The berets are NOT silly. In the military the beret is worn by the most elite forces, not by your average G I Joe. The 4th Deg. is the most elite of the K of C, so the Beret is very appropriate. If we are to look like Elite warriors for the Church, then lets look like soldiers. Tuxedos with nerdy looking bowties are appropriate for a high society Hollywood party, but are very un-military looking. We are knights, not Hollywood playboys. I’m a former Sir Knight who will not rejoin the Degree as long as they are still wearing Tuxedos and wimpy bowties. I’ll wait until this modern uniform is fully adopted and THEN apply to be reinstated. I’ll then wear the new uniform PROUDLY!
Everyone in the US Army now wears berets and most soldiers hate them, most do not know how to form them correctly.
Most of our Knights look silly with the beret because they wear them like Brownie scouts.
You seem to think the beret is more modern than the chapeau and cape. Here’s some information on the history of the beret from wikipedia.
Archaeology and art history indicate that headgear similar to the modern beret has been worn since the Bronze Age across Northern Europe and as far south as ancient Crete and Italy, where it was worn by the Minoans, Etruscans and Romans. Such headgear has been popular among the nobility and artists across Europe throughout modern history.[3]
The Basque style beret was the traditional headgear of Aragonese and Navarrian shepherds from the Ansó and Roncal valleys of the Pyrenees,[5] a mountain range that divides Southern France from northern Spain. The commercial production of Basque-style berets began in the 17th century in the Oloron-Sainte-Marie area of Southern France. Originally a local craft, beret-making became industrialised in the 19th century. The first factory, Beatex-Laulhere, claims production records dating back to 1810. By the 1920s, berets were associated with the working classes in a part of France and Spain and by 1928 more than 20 French factories and some Spanish and Italian factories produced millions of berets.[3]
In Western fashion, men and women have worn the beret since the 1920s as sportswear and later as a fashion statement.
Military berets were first adopted by the French Chasseurs Alpins in 1889. After seeing these during the First World War, British General Hugh Elles proposed the beret for use by the newly formed Royal Tank Regiment, which needed headgear that would stay on while climbing in and out of the small hatches of tanks. They were approved for use by King George V in 1924.[6] The black RTR beret was made famous by Field Marshal Montgomery in the Second World War.[3]
It takes a special person to advance to the 4th Degree, one who is willing to continue the service of the 3rd and be a visible part of the order in the ceremonies, funerals, and parades. Again, time is a major factor. If it is the regalia, then the regalia has not been explained properly. We wear a chapeau to show leadership as heads of families, as leaders in the church as an Admiral leads his fleet. The cape is worn to show that we protect women and children, using the cape as shelter from wind and rain, from poverty and despair. It is an honor to wear the regalia showing that you are a soldier for the church, a soldier against the secular society that is taking away sacred traditions like the sanctity of marriage, the rights of the unborn, and now even the identity of our genders. The regalia sets us apart from other groups such as the legion, the shrine, the kinsman and many more. When they see the regalia, they see the Knights of Columbus. With the new uniform, they will not see this.
Apparantly I am in a very small minority that likes the new uniform. On other websites almost all the comments are negative, some even insulting and bashing the K of C, The Board of Directors, the supreme Council, and even our Supreme Knight Carl Anderson. A few Sir Knights even threaten to resign. Brother Knights, even if we strongly disagree with the decisions of Supreme Council, let us show some respect for our Supreme Knight and Supreme Council. Please, there is no need to be rude or insultive to anyone. Where is our Fraternity? If I had beeen asked to design the uniform I would have designed it differently. But I’m not on the board of directors. and it wasn’t my decision. But let’s stop calling their decisions “stupid”. We need to remain loyal to our leaders and show some respect for them. I’m looking forward to getting back into the 4th Degree and even though I dont like everything about the new uniform, as I said before, I will wear it PROUDLY – as should all Sir Knights! But I will have to wait a while because I cannot afford to pay for a tuxedo and regalia which is being phased out, then pay again for the new design. As for the swords, the Supreme council has said that Ceremonial swords WILL still be used. I presume this includes a Service Baldric to hold the Sword. Let’s give the new uniform a fair trial. I’m willing to bet there was a major outcry among the members long ago when they modernized from top hats and tails, to ordinary tuxedos. But the 4th Degree survived. Now let’s get over these current changes and move on. Vivat Jesus!
You’ve already said that you would not rejoin the 4th degree until they change the uniform, which you describe in disparaging terms. Then you tell us that you are shocked – *shocked* – that a few Knights even threaten to resign over the matter. You don’t seem to be in a position to complain that they may do what you have done.
Your fixation on the 21st century and how the uniform should look modern leads me to wonder if perhaps you would prefer a ceremonial M4 to anything as old-fashioned as a sword.
This seems to have been a top-down, don’t-consult-the-peons, modernism-is-king sort of thing. Hmmm, where have I seen that before? *koff*spiritofVaticanII*koff*
Leslie, you are right. I was being quite a hypocrite to say I would not rejoin the 4th Degree until they adopted the new uniform, and then criticized others for wanting to resign. I was wrong, I stand corrected, and I apologise for those remarks and take them back. The truth is, and yes this IS the truth, on several occasions I HAVE considered rejoining the 4th Degree long before we knew anything about a uniform change. I did not drop out of the degree because of the uniform. I dropped out for financial reasons. (I was broke at the time and couldn’t pay my dues which were almost two years in arrears. The Assembly offered to help me out, but I foolishly declined.) As for the regalia, at one time I actually did own a tuxedo and full regalia – all second hand and offered to me at a reduced cost. These, however, were returned to the Assembly after I dropped out. Yes I did wear these on occasion. I am currently retired and on a low income (Social Security only no other income) Thus it seems prudent to wait and see what happens with the new uniforms. If the Supreme Council goes ahead with this change, why pay double for two uniforms when one is being phased out soon? I’ll just wait and only pay for the new design. On the other hand, If Supreme backs down and rescinds their decision and keeps the old regalia, then I’ll still only have to pay for the one set of “old” regalia. But I take back what I said about not rejoining unless the new uniform is adopted. I really do want to march with the color guard some day, regardless of which regalia is finally mandated. (But I hope it is the new one!) And for the record, I would NOT prefer a ceremonial M4 over a sword. In fact, I strongly wish to keep the sword and do not consider it old fashioned. Vivat Jesus!
If you want “respect” for supreme, then supreme needs to show some respect for us.
I served my country in the armed forces and was proud to serve. My uniforms were PROVIDED by my country. The new fourth degree UNIFORM of the fourth degree is exactly that a UNIFORM, not Regalia with tradition and meaning which is a part of the Fourth Degree. Each piece of my Regalia has a specific meaning. When I must purchase something I must like it. If I don’t like it, I do not buy it simple enough. I do not like the new Uniform and will not wear it just to update. OUR leaders chose it and told us that this is our new uniform. What ever happened to majority rules in our organizations, are we a free society? Were ANY or ALL Assemblies even given an option, or ask for an opinion on this? I think maybe a FEW may have been sold this bill of goods but not the majority. I surveyed all members of my Assembly and not ONE was in favor of the change. I for one was not aware of the change until I was informed in the State Newsletter. I for one WILL NOT buy the new UNIFORM, and will only participate in functions that require the current Regalia. I feel as do a majority of others that this is a travesty for OUR GREAT ORGANIZATION. Let’s still be recognized as Knights of Columbus by our attire, not Special Operation Soldiers. Let our great works of kindness, charity, unity,fraternity, as well as patriotism bring us TOGETHER not DIVIDE. Let us vote by Assemblies, One Sir Knight, One Vote. Lets see DEMOCRACY at work in the Knights of Columbus. WE ARE THE Organization and we should have a voice in what we wear. Vivat Jesus
Where are their Jump Wings and Ranger Tabs? Are they going to be allowed to wear them as well? Those who EARNED the privilege of wearing the beret consider this to be “Stolen Valor.”
I worked on a military base, and I remember when in 2001 the powers that be decided that all soldiers, not just Rangers, should wear black berets. According to Stars & Stripes, their rationale was something to the effect that the Rangers wore black berets and their morale and cohesion was high, and therefore if the rest of the army wore black berets their morale and cohesion would be high.
By that reasoning, I hoped that someone would give me an Olympic gold medal, because people with Olympic gold medals are fit and athletic and healthy, and if they gave me the medal I would then be fit, healthy, and athletic.
What’s with everybody swiping the black beret?