Genetics

Stray prenatal gene network suspected in schizophrenia

Researchers have reverse-engineered the outlines of a disrupted prenatal gene network in schizophrenia, by tracing spontaneous mutations to where and when they likely cause damage in the brain. Some people with the brain ...

Medical research

Human microbe study provides insight into health, disease

Microbes from the human mouth are telling Oak Ridge National Laboratory scientists something about periodontitis and more after they cracked the genetic code of bacteria linked to the condition.

Genetics

Following the footprints of positive selection

For decades, the human genome could only tell us what we already suspected about the evolution of certain traits. Researchers were able to trace the genetic origin stories of lactose tolerance (as opposed to lactose intolerance), ...

Oncology & Cancer

Three new genetic links to colorectal cancer

Vanderbilt-Ingram Cancer Center investigators have identified three new genetic "hotspots" linked to colorectal cancer. These variants, reported Dec. 23 in an Advanced Online Publication in Nature Genetics, provide new insight ...

Psychology & Psychiatry

Intelligence is in the genes, but where?

(Medical Xpress)—You can thank your parents for your smarts—or at least some of them. Psychologists have long known that intelligence, like most other traits, is partly genetic. But a new study led by psychological scientist ...

HIV & AIDS

Deeper view of HIV reveals impact of early mutations

Mutations in HIV that develop during the first few weeks of infection may play a critical role in undermining a successful early immune response, a finding that reveals the importance of vaccines targeting regions of the ...

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