A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells. Pheomelanin is an orange-to-red pigment that is built with the amino acid cysteine ...

A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells.

A pigment in red hair may have a secret superpower: It can turn a toxic threat into a splash of color. Scientists studying ...

Orange pigment may limit cellular damage by managing sulfur-rich nutrients, shedding light on why orange coloration persists ...

Khaberni - A recent study has shown that red hair pigment may help in filtering toxic compounds from the body, and providing ...

In a new study of mice, researchers have found that an experimental drug that breaks down the amino acid cysteine slows pancreatic tumor growth by causing ferroptosis, an unusual form of cell death. A ...

All proteins are built from the same 20 amino acids. One of these, cysteine, was assumed not to have been present at the origin of life. In a new study, scientists have recreated how cysteine was ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Human hair isn’t the only source of L-cys. You can extract it from poultry feathers ...