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Symbiotic gut bacteria evolved and diverged along with ape and human lineages, researchers find. 

The results of studies on humans and zebrafish suggest how hyperglycemia can cause cognitive deficits.

A new map of human cortex combines data from multiple imaging modalities and comprises 180 distinct regions.

Researchers engineer bacteria that deliver an anti-tumor toxin in mice before self-destructing. 

Increasingly sophisticated tissue organoids can model many aspects of disease, but animal studies retain a fundamental role in research, scientists say. 

Establishing priority of a new finding is best achieved through a combination of a rapid, scientist-controlled disclosure followed by subsequent validation, through journal-based peer review and other mechanisms.

Already approved for the treatment of hepatitis C, the drug appears to impair RNA-directed RNA polymerase activity in the virus.

A 3-D carbon nanotube mesh enables rat spinal tissue sections to reconnect in culture.

A bidirectional link between the brain and the gut can improve or worsen brain injury in mice, researchers report.

Studies in rodents are beginning to reveal how mammalian navigational sense works.

Excavating existing topsoil and adding donor soil, researchers revitalized degraded farmland in the span of six years.

A combination of visual stimulation and chemical growth promotion leads damaged retinal nerves to regenerate in mice.