Genetics

Social stress affects immune system gene expression in monkeys

The ranking of a monkey within her social environment and the stress accompanying that status dramatically alters the expression of nearly 1,000 genes, a new scientific study reports. The research is the first to demonstrate ...

Obstetrics & gynaecology

New theory may revolutionize treatment of endometriosis

Endometriosis, a disease found in up to 10 percent of women, has been enigmatic since it was first described. A new theory developed by researchers at Simon Fraser University suggests a previously overlooked hormone—testosterone—has ...

Psychology & Psychiatry

Selflessness can be attractive to a potential mate

Altruistic or selfless behaviour is an attractive trait in a potential sexual partner, according to new research led by researchers from The University of Nottingham and Liverpool John Moores University.

Immunology

Fighting multiple sclerosis with cold

In evolutionary biology, the "life history theory," first proposed in the 1950s, postulates that when the environment is favorable, the resources used by any organism are devoted for growth and reproduction. Conversely, in ...

Diseases, Conditions, Syndromes

Zika-bearing mosquitoes quickly invade and adapt to new environments

The Zika-bearing mosquito Aedes aegypti is not only spreading rapidly but has shown a remarkable ability to adapt quickly to different locales and climates, according to Jeffrey Powell, professor of ecology and evolutionary ...

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