News tagged with human cells

Lymph nodes with location memory

Regulatory T cells (or "Tregs" for short) play a central role in the human immune system: They guide all of the other immune cells and make sure they are tolerant of the body's own cells and harmless foreign ...

Aug 14, 2013
popularity 4.5 / 5 (2) | comments 0 | with audio podcast

How neurons get wired

Two different versions of the same signaling protein tell a nerve cell which end is which, UA researchers have discovered. The findings could help improve therapies for spinal injuries and neurodegenerative ...

Aug 14, 2013
popularity 5 / 5 (10) | comments 0 | with audio podcast

There's life after radiation for brain cells

Scientists have long believed that healthy brain cells, once damaged by radiation designed to kill brain tumors, cannot regenerate. But new Johns Hopkins research in mice suggests that neural stem cells, the body's source ...

Aug 12, 2013
popularity 5 / 5 (2) | comments 0

Researchers extend human epigenomic map

Ten years ago, scientists announced the end of the Human Genome Project, the international attempt to learn which combination of four nucleotides—adenine, thymine, cytosine, and guanine—is unique to homo sapien DNA. This ...

Aug 08, 2013
popularity 4.9 / 5 (10) | comments 0 | with audio podcast