New type of bacterial protection found within cells

UC Irvine biologists have discovered that fats within cells store a class of proteins with potent antibacterial activity, revealing a previously unknown type of immune system response that targets and kills bacterial infections.

Static killers?

Mammals contain cells whose primary function is to kill other cells in the body. The so-called Natural Killer (NK) cells are highly important in defending our bodies against viruses or even cancer. Scientists at the University ...

New mechanism for anti-infection effects of dietary fiber

New research in mice has uncovered a previously unknown interaction between molecules derived from dietary fiber and an immune cell protein, which triggers protection against infection with Salmonella bacteria. Hitoshi Tsugawa ...

Team develops a rapid test to measure immunity to SARS-CoV-2

Mount Sinai researchers have developed a rapid blood assay that measures the magnitude and duration of someone's immunity to SARS-CoV-2, the virus that causes COVID-19. This test will allow large-scale monitoring of the population's ...

Biochemists zero in on key molecules that enable cells to crawl

Biochemists have made a discovery that sheds light on the molecular machinery that allows some cells, such as immune cells or even malignant cancer cells in humans, to wiggle their way through tissues like organs, skin or ...

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