Neuroscience

Is nutrition the future of brain health?

We take it for granted that our body can regenerate cells that become injured or simply wear out and die. For most of the 20th century, however, scientists were convinced that one organ—the brain—lacked that ability. ...

Medical research

Scientists identify progenitor cells for blood and immune system

University of California San Francisco scientists have identified characteristics of a family of daughter cells, called MPPs, which are the first to arise from stem cells within bone marrow that generate the entire blood ...

Oncology & Cancer

Origin of chromosomal oddity in some cancer cells identified

Surveys of the genomic terrain of cancer have turned up a curious phenomenon in some tumor cells: a massive rearrangement of DNA in one or a few chromosomes, thought to be produced during a single cell cycle. In a new study, ...

Medical research

Live assessment of blood formation

Since ancient times, humankind has been aware of how important blood is to life. Naturalists speculated for thousands of years on the source of the body's blood supply. For several centuries, the liver was believed to be ...

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