Stem cells

Hack Job--Poking Out Lycopene--Pierced to Death--Transplants for Diabetes

Finding may enhance understanding of human embryonic stem cells and lead to better models for regenerative therapies

Congressional advocates move to expand federal embryonic research in face of presidential veto; survey shows most fertility patients would likely donate unused embryos to cause

Two studies finger bone-marrow defects rather than cells as culprits in blood disorders known as myeloproliferative syndromes

Researchers report they alleviated the debilitating effects of the neurodegenerative disease in mice and monkeys

Scientists may have turned mouse skin cells into embryolike stem cells, but prior claims for the power of adult cells have yet to stand the test of time

Success may help erase practical hurdles—if not ethical ones—to cloning human embryonic stem cells to study and treat degenerative disorders

Colon tumors seem to contain stem cell¿like cells that keep the cancer going

The discovery of versatile stem cells in muscle tissue could help combat the progression of muscular dystrophy.

Study demonstrates that mice can regrow hair follicles at wound sites; the finding could lead to treatment for human hair loss

Elusive embryonic cells that form blood vessels have now been grown in large numbers

Several drugs, some used clinically today, have been found to be effective in regulating the growth of neural stem cells, including cancer cells