Les cellules natural killer (NK) sont des lymphocytes du système immunitaire inné capables de tuer des cellules tumorales et des cellules infectées. Les cellules NK sécrètent également des cytokines qui participent à ...

An exceptional arrangement concluded for access to the HeLa cell line sequence highlights the problems involved in studies on « old » samples obtained before ethical and privacy safeguards were in place.

The likelihood of adult psychiatric problems is increased by childhood trauma, particularly so in carriers of certain alleles of certain genes. I discuss here a recent paper that sheds light on the mechanism of this effect, ...

After clearing many hurdles, gene therapy is now reaching the commercialization stage and can be expected to make a modest but real contribution to treatment in the near future.

Direct-to-consumer (DTC) genetic tests have become quite popular in the USA. This article explores the uses to which they are put and the motivations of the customers.

À la naissance, le mammifère doit impérativement respirer afin d’oxygéner son sang. Puis, au cours de sa vie, il produira spontanément plusieurs centaines de millions de mouvements respiratoires, qu’il soit homme, souris ...