Oncology & Cancer

GABA released by B-cells blunts the immune response to tumors

A group of scientists led by researchers from the RIKEN Center for Integrative Medical Sciences have discovered that B-cells, a type of immune cell, secrete the neurotransmitter GABA, and also found that the GABA secreted ...

Oncology & Cancer

New guidelines issued for biopsy use in melanoma patients

(HealthDay) -- Sentinel lymph node biopsy -- a minimally invasive surgical technique that lets doctors see whether cancer has spread -- should be performed on patients with melanoma tumors of intermediate thickness and may ...

Oncology & Cancer

Solving the 'Catch-22' of rectal cancer

Today's standard procedure to treat rectal cancer includes radical surgery to remove the tumour along with the rectum and its encasing tissue (called mesorectum). After the surgery, the specimen is analysed in the pathology ...

Medical research

Research uncovers shortcut dendritic cells take to lymph nodes

In its response to pathogens and vaccines, the immune system relies on dendritic cells, white blood cells that patrol the body's tissues, collect components of pathogens and vaccines and transport them via lymphatic vessels ...

Diseases, Conditions, Syndromes

47 dead as plague spreads to Madagascar capital (Update)

Madagascar said Monday it was trying to contain an outbreak of plague—similar to the Black Death that swept medieval Europe—that has killed 47 people and is spreading to the capital Antananarivo.

Neuroscience

The increasingly efficient teenage brain

Some brain networks become more densely connected during adolescence while others become less so, according to a new analysis published in eNeuro of neuroimaging data collected from more than 700 children and adolescents ...

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