Animal testing remains a fundamental part of biomedical research. But as funding evaporates, mice, rats and even monkeys may ...

Researchers at MIT have uncovered a powerful way the brain "unlearns" fear: through a dopamine-driven reward signal. By ...

Researchers show how mice fed a Western-style diet are not able to rebuild a 'healthy,' diverse gut microbiome following antibiotic treatment. These mice were also more susceptible to infection by ...

Connections made via apical synapses seemed to be strengthened by movement information more than those made via basal ...

Some things just go together in your belly: peanut butter and jelly, salt and pepper, bacteria and bacteria-eating viruses.

A scientific team has created a serum that neutralizes the venom of 19 of the most lethal species, such as the black mamba or ...

JAX is responding to both concerns, having raced to collect and cryopreserve existing strains of lab mice and to start breeding new ones for CoV-2 research. Overseeing these efforts is ...

A new study shows how a dopamine circuit between two brain regions enables mice to extinguish fear after a peril has passed.

A study of human tumor cells implanted in mice from the MacPherson Lab at Fred Hutch describes a new way to screen for the ...

“Lab-grown teeth would naturally regenerate, integrating into the jaw as real teeth,” said Zhang. “They would be stronger, ...