East European countries in the forefront of the prolife culture. Slovakia’s initiative

“Tens of thousands marched in Slovakia’s capital on Sunday calling for a total ban on abortions in the predominantly Catholic central European country”, affirmed Reuters from Bratislava, Slovakia, 2 months ago. Reuters continued with interesting news, “Abortions...

Concerns about latest researches by Juan Carlos Izpisua’s group

There is no doubting the importance of biomedical research carried out by Juan Carlos Izpisúa and his team (1). Their work is focused mainly on: a) the production of hybrids or human-animal chimeras; b) the development of methods to make the CRISPR technique more efficient (see...

Frozen human embryos are collapsing fertility clinics capacity of storage. Bioethical approach

Frozen embryos abandoned. Short review Earlier this year, CBS News published an interesting review with the evocative title Tens of thousands of embryos are stuck in limbo in fertility clinics, an issue we have addressed several times in our Observatory because it is a great...

Three-dimensional models of human embryos generated using human stem cells

The development of anterior-posterior symmetry of the human embryo occurs during pregnancy. Many of the signals that regulate this process have been described in experiments using mice. However, there is no direct molecular evidence of how anterior-posterior symmetry is achieved...

A possible clinical therapy to treat extremely preterm babies has successfully experimented in ovine fetuses

Prenatal medicine in extremely preterm infants raises important medical and ethical dilemmas. Among the former, possibly the most important is to support their survival with new therapeutic measures. In this sense we sateted in recent articles that “The new possibilities for...

Role of the fetal immune system in preterm labor. Upends conventional thinking about immune development

A very interesting article published in EurekAlert! discusses this highly relevant issue. “Preterm labor, a common pregnancy complication, has long been a mystery to scientists. But a new study from UC San Francisco shows it may sometimes happen when the fetal immune syst...

International discussion has been proposed about ethical use of embryoids

An article published in Nature, signed by notable personalities in the area of bioethics, discusses the ethical implications of embryoids (organoids) or embryo models, in vitro cell aggregates that model various regions of the embryo to allow their study. These studies are framed...

Russian scientist is waiting for the approval of the government to produce babies with a modified genome

Denis Rebrikov, a Russian molecular biologist, has made public his intention to modify the genome of human embryos and then implant them in women to produce genetically modified babies as soon as he can obtain the necessary permits, according to the journal Nature (see HERE)....

With the aim to find a new sources of organs for transplantation, Japan approves the first human-animal embryo experiments. Positive and negative apects

Scientist Hiromitsu Nakauchi is the first researcher in Japan to receive permission from the government to create animal embryos that contain human cells human-animal chimeras and transplant them into surrogate animals for gestation, as explained in an article in the journal...

A short review of negative and positive effects of Trump’s restrictions on fetal tissue research

As we published recently (read HERE), the American Administration has placed restrictions on research using fetal tissue, giving rise to a fierce debate among researchers. In this respect, Judd Deere, deputy White House press secretary told Science that enacting the new poli...