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 ...

Plenty of things can go wrong in DNA testing in a run-of-the-mill case. Problems with interpreting the sample, determining the right match probabilities, and ensuring the integrity of the sample and ...

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 ...

Chimerism analysis has become an important tool for the peri-transplant surveillance of engraftment. It offers the possibility to realize impending graft rejection and can serve as an indicator for ...

Spoilers ahead for Riverdale Season 4, Episode 8. Since the Halloween episode of Riverdale Season 4, Cheryl has been led to believe that she absorbed her triplet Julian in the womb. Her mother, ...

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 ...