When mice encounter an unfamiliar food, neurons in a brain region called the amygdala light up (blue). If the mice start feeling sick after the meal, the same neurons get reinforced to help the mouse ...

For the new study, the scientists first genetically engineered mice to lack the QRICH1 protein, and conducted experiments demonstrating that the protein is necessary to the CD8+ T cell signaling ...

Colossal Bioscience says it has “de-extincted” the dire wolf, but other scientists disagree and say more important ...

Scientists created transgenic mice with woolly mammoth–like traits. But does it really bring us closer to bringing back woolly mammoths?

Scientists have used gene editing to produce artificial electrical synapses in mice, where they can be targeted to make the animals more sociable or reduce their risk of OCD-like symptoms ...

The program ensures an ongoing supply of scientifically valuable, genetically engineered mice and distribution of these mice to qualified researchers studying human and animal biology, and disease. A ...

Researchers combined a vaccine and a probiotic supplement to tend the microbial garden inside the intestines of mice, ...

On Monday, the “de-extinction” startup Colossal Biosciences announced its most ambitious results to date: the dire wolf.

Three genetically engineered wolves that may resemble extinct ... that its scientists had simultaneously edited seven genes in mice embryos to create mice with long, thick, woolly hair.

Changes in brain connectivity before and after puberty may explain why some children with a rare genetic disorder have higher risk of developing autism or schizophrenia, according to a UCLA Health ...

Woolly mice have some of the key traits of mammoths ... returned the dire wolf — or Aenocyon dirus — from extinction with its ...