Medical research

Novel nanoparticle enhances radiation tumor killing

Radiation kills tumors by creating oxygen free radicals that damage the tumor DNA. However, the lack of oxygen in the center of tumors blocks the production of free radicals, inhibiting radiation killing. NIBIB researchers ...

Immunology

Master detox molecule boosts immune defenses

Scientists at the Luxembourg Institute of Health (LIH) have discovered hitherto unknown molecular mechanism by which the human immune system activates its immune cells. T cells that express a gene known as Gclc effectively ...

Medical research

New nano-formula boosts skin's defense against free radicals

Researchers at The Hebrew University of Jerusalem have developed a nanotechnology-based delivery system containing a protective cellular pathway inducer that activates the body's natural defense against free radicals efficiently, ...

Medical research

Mitochondria trigger cell aging, study shows

An international team of scientists has for the first time shown that mitochondria, the batteries of the cells, are essential for ageing.

Alzheimer's disease & dementia

Brain receptor cell could be new target for Alzheimer's

Blocking a key receptor in brain cells that is used by oxygen free radicals could play a major role in neutralizing the biological consequences of Alzheimer's disease, according to researchers at Temple University.

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