Gestational surrogacy, who benefits? Why are LGBTI activists the strongest supporters of the legalisation of “wombs for rent”?

The debate over the issue of gestational surrogacy  (an euphemistic term that attempts to disguise the reality of a woman who offers to carry a pregnancy in exchange for money) is on in the political and social arena (see HERE). The strongest supporters of the legalisation of...

Can phisician refuse transfer an embryo that presents genetic abnormalities, despite the parents’ wishes?

The American Society of Reproductive Medicine considers ethically acceptable for the physicians to refuse to transfer these types of embryos, despite the parents’ wishes After having performed preimplantation genetic diagnosis , the ethical problem may arise of whether the...

How do adverse major psychological maternal stress during pregnancy affect life expectancy of newborns?

It is affirmed that intrauterine exposure to a major psychological maternal stress affect son longevity in adulthood There is abundant medical evidence that exposure to adverse circumstances during the first few months of pregnancy can affect the vulnerability of the newborns in...

Mitochondrial transfer clinic opens its doors when several safety issues remain unclear

This tecnique include, in all its applications, generating of new individuals in vitro, who will only be implanted in their mothers if they are healthy and, if not, they will be discarded The first clinic offering mitochondrial transfer techniques, called Darwin Life, has been...

New clinical celular trial for treatment of Parkinson’s disease injecting stemcells in the patient brain

A first step to a Parkinson treatment with stem cells. The first clinical trial conducted in China (see HERE) to treat Parkinson’s disease and age-related macular degeneration and the second most common neurodegenerative disorder is to be launched shortly. In the next few...

The human embryo mapped in three dimensions. Technique and bioethical approach

A team of researchers from the Institut Vision in Paris and the Jean-Pierre Aubert Research Centre, under the direction of Alain Chedotal, have managed to map the human embryo  in three dimensions (see HERE the published study), which, they believe, permit better understanding of...

CRISPR. Viable human embryos genetically edited in the USA. Technique and ethical controversies

Numerous complications could go unnoticed in this study On 26th July, the journal MIT Technology Review  announced that the CRISPR technique (see HERE) had been applied in human embryos for the first time in the United States, in a study led by embryologist Shoukhrat Mitalipov of...

Pre-embryo. This term is no longer used in current discussions regarding the nature of the embryo

Everything suggests that the term has been artificially created to justify the use of embryos for IVF and biomedical experiments A recent article has studied the use of the term “pre-embryo” (see “Determining whether the preimplantation human embryo is a living...

Legal status of human-animal chimeras – hybrid embryos

In addition to the biomedical and bioethical problems raised by human-animal hybridization, there are also objective legal problems. A recent article in the Journal of Medical Ethics (2014; 40, 284-285) reviewed this topic following a debate in the United Kingdom (UK) House of...

The amazing finding of senescent cells in embryos. Until now, these cells had been found only in aging tissue

The discovery raises the possibility that the start and end of life are intimately connected The process by which cells cease multiplying is known as senescence. In 1961, biologists Hayflick and Moorehead cryoconserved human fetal cells and found that these divide around 50 times...