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

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

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.

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

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 ...

Taylor Muhl first noticed she was different as a little girl in dance class. She discovered that she was the only one in her class who had a straight line running down the center of her torso, halving ...

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 ...

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 ...

Imagine being your own twin. One woman knows exactly what that feels like—she has chimerism, a rare genetic disorder in which someone has two sets of DNA. Singer and model Taylor Muhl first opened up ...

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

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 ...