Immunology

Gene knockout stops immune cell development

(Medical Xpress)—Researchers at the Wellcome Trust Sanger Institute have identified the key gene in ensuring that our immune defences develop infection-fighting cells. No cells of the adaptive immune system - key to attacking ...

Medical research

Study implicates marijuana use in pregnancy problems

New research indicates marijuana-like compounds called endocannabinoids alter genes and biological signals critical to the formation of a normal placenta during pregnancy and may contribute to pregnancy complications like ...

Immunology

Artificial thymus tissue enables maturation of immune cells

The thymus plays a key role in the body's immune response. It is here where the T lymphocytes or T cells, a major type of immune defence cells, mature. Different types of T cells, designated to perform specific tasks, arise ...

Medical research

Scientists discover primitive gut's role in left-right patterning

Scientists have found that the gut endoderm has a significant role in propagating the information that determines whether organs develop in the stereotypical left-right pattern. Their findings are published 6 March 2012 in ...

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