Autism spectrum disorders

Researchers reveal new mechanism behind more male autism

(Medical Xpress) -- New University of Otago research into two sex hormones released by the testes of male fetuses and boys may help solve the enduring mystery of why autism is much more common in boys than girls.

HIV & AIDS

Anti-HIV gel being evaluated in pregnant and breastfeeding women

Determining whether a promising HIV prevention gel is safe for women to use while they are pregnant or breastfeeding is the aim of a new clinical trial being conducted by the National Institutes of Health-funded Microbicide ...

Neuroscience

Researchers discover how hormones define brain sex differences

Sex hormones play an important role in shaping an animal's behavior, and their influence starts early. Early-life hormonal surges help shape the developing brain, establishing circuitry that will influence behavior for a ...

Genetics

Testosterone concentrations in men affected by genetic makeup

Genetics play an important role in the variation in, and risk of, low testosterone concentrations in men. A study by the CHARGE Sex Hormone Consortium, published in the open-access journal PLoS Genetics on Thursday, 6th October, ...

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