'Reaper' protein strikes at mitochondria to kill cells

Our cells live ever on the verge of suicide, requiring the close attention of a team of molecules to prevent the cells from pulling the trigger. This self-destructive tendency can be a very good thing, as when dangerous precancerous ...

Biologists find way to reduce stem cell loss during cancer treatment

Biologists at the University of California, San Diego have discovered that a gene critical for programmed cell death is also important in the loss of adult stem cells, a finding that could help to improve the health and well-being ...

Immune system compromised during spaceflight, study finds

Astronauts are known to have a higher risk of getting sick compared to their Earth-bound peers. The stresses that go with weightlessness, confined crew quarters, being away from family and friends and a busy work schedule ...

Attacking Cancer Cells with Hydrogel Nanoparticles

(PhysOrg.com) -- One of the difficulties of fighting cancer is that drugs often hit other non-cancerous cells, causing patients to get sick. But what if researchers could sneak cancer-fighting particles into just the cancer ...

'Shoot-'em-up' video game increases teenagers' science knowledge

While navigating the microscopic world of immune system proteins and cells to save a patient suffering from a raging bacterial infection, young teenage players of the "Immune Attack" video game measurably improved their understanding ...

Cell death occurs in the same way in plants, animals and humans

Research has previously assumed that animals and plants developed different genetic programs for cell death. Now an international constellation of research teams, including one at the Swedish University of Agricultural Sciences, ...

The amazing maze of maize evolution

Understanding the evolution and domestication of maize has been a holy grail for many researchers. As one of the most important crops worldwide and as a crop that appears very different from its wild relatives as a result ...

GPS phone apps gaining ground

I got my first GPS device just two years ago, and I like it a lot. Nonetheless, I'm ready to replace the gadget with something better: my phone.

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