Each week, Live Science highlights an intriguing case report from the medical literature, where we explore unusual symptoms, ...

Ancient Greek mythology includes stories of a fire-breathing creature called a chimera. This fearsome beast was a mix between a lion, goat, and serpent. But chimeras are not just a part of mythology.

Doctors in Brazil discover and confirm that a woman has blood with male chromosomes, a rare case of human chimerism.

A woman's body has been found to consist of varying proportions of male and female cells because of an extremely rare form of ...

Cases in which a male patient receives a heart from a female donor provide an unusual opportunity to test whether primitive cells translocate from the recipient to the graft and whether cells with the ...

Stem cell transplants that follow both myeloablative and non-myeloablative conditioning regimens can result in states of mixed chimerism, which can be stable over time. With widespread availability of ...

There’s a glut of awesome science coming out towards the end of this week and not much at the start, so I’m sticking the Revisited post up early (it’s usually on a Saturday) to clear the schedule ...

A Brazilian woman’s routine post-miscarriage tests led to a rare genetic revelation that surprised doctors and adds to our ...

FISH was carried out in all crossgender transplant patients. We assessed 500 interphase nuclei and five metaphase cells using CEP X spectrum orange/Y spectrum green DNA probes kit (Vysis Inc., Downers ...

The term chimera is usually associated with Greek mythology. It brings to mind a monster with the head of a goat and a lion. Instead of a tail, it has a protruding snake. There is a genetic term that ...