cells die

New function for potential tumor suppressor in brain development

The gene Cdkn1c could have been considered an open-and-shut case: Mice in which the gene is removed are larger and have bigger brains, so Cdkn1c should…

Tracing the evolution of vision

The function of the visual photopigment rhodopsin and its action in the retina to facilitate vision is well understood. However, there remain questions about…

RUDN biochemists described a new mechanism for autoimmunity suppression

After the pathogens are destroyed, such lymphocytes should die as well, otherwise they may turn into autoimmune cells causing autoimmune diseases and allergies…

Why nerve cells die in ALS and frontotemporal dementia

Scientists have for the first time discovered a mechanism that limits the number of “cellular janitors” in the nervous system, leading to increased risk for…

For a healthy brain, don't let the trash pile up

Recycling is not only good for the environment, it's good for the brain. A study using rat cells indicates that quickly clearing out defective proteins in the…

Scripps Research scientists solve mystery of fragile stem cells

Scientists at The Scripps Research Institute have solved the decade-old mystery of why human embryonic stem cells are so difficult to culture in the…

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

Now an international constellation of research teams, including one at the Swedish University of Agricultural Sciences, has shown that parts of the genetic…

Mystery solved: Tiny protein-activator responsible for brain cell damage in Huntington disease

The answer, reported this week in Science, lies in one tiny protein called “Rhes” that's found only in the part of the brain that controls movement. The…

Why transplanted insulin cells die

Now researchers at Link√∂ping University and Uppsala University in Sweden can show that accumulation of protein aggregatess, amyloid, in the transplanted cells…