Nature changes its policy allowing experimentation with human embryos. Why?

Nature Group does not explain the reasons for this change. In any case, the question remains if its decision is based on new scientific evidence. Research using human embryos and embryonic stem cells has prompted a fierce ethical debate. As editors of these types of studies, the...

Have people the right to freeze their gametes with public funds?

Recently we have treated the new Western strong trend “Social freezing” that is also a profitable commercial issue (see HERE). Now we transcribe a recent news with a bioethical question. NHS England could face a legal challenge that would attempt to force clinics to...

Bioethical debate on the principle of Procreative Beneficence

Natural or artificial selection? See the below video about recent findings of the sophisticated selection in the natural fecundation process  The principle of Procreative Beneficence (PB) developed by Julian Savulescu [1,2] continues to monopolise much of contemporary bioethical...

Human-mouse hybrids created with sperm produced from human testicular stem cells

According to a recent article (see HERE), a team of researchers has managed to produce human functional spermatids (as sperm precursor cells are known) from human spermatogonial stem cells (SSC), testicular sperm cell precursors.  The SSCs were isolated and identified...

A new step in contraception without pills. The projected contraceptive vaccine

A contraceptive vaccine which mechanism of action destroys a human life that has already begun its journey As it is known, after the discovery of the contraceptive effect of some hormones, the contraceptive pill was developed and came into use in the 1970s. In 1988, the copper...

Human embryos research and the Politics of Bioethics

Ethical objective questions posed by human embryo experimentation are exacerbated by the deregulate gene editing techniques research including biohackers A book has been published by Columbia University, entitled “Experiments in Democracy. Human Embryo Research and the Politics...

Moral assessment of frozen human embryos adoption in the Magisterium of Catholic Church

Our Observatory published a paper in the journal Acta Bioética that for its relevance we want to make known our readers. The criterion of the Catholic Church in addition to giving a moral instruction to its faithful is an undoubted reference, in so difficult matter, for all the...

Fetal hunger and adverse environmental effect in adulthood and offspring is studied

To remind us that at least 800 million people are starving, something that that should not happen in the developed world in the twenty-first century except in extreme diets. In relation to this, in it is worth highlighting the negative effects of hunger on health, especially in...

Can twin pregnancies be produced using IVF if only one embryo is transferred?

How is it possible?  Could it indicate that a diagnosis of the couple’s infertility must be required before starting an assisted procreation process? A recent study published in Fertility and Sterility evaluated the rate of twin pregnancies – both monozygotic (identical twins)...

Do the pregnancy and live birth rates using frozen embryos improve or reduces that of fresh embryos?

Since the advent of in vitro fertilization (IVF)  in 1978, fresh embryos have generally been used in the procedure. However, their use has the immediacy with which the clinic must act. As a result, in the last decade, the use of frozen human embryos has been implemented. In view...