Anti-Infection Protein Seen In Aggressive Cancer Cells
A protein known for its role in helping to provide the body's immune system with a line of defense against infection has unexpectedly been discovered in cancer cells that were removed from aggressive carcinomas of the breast and colon.

How Organisms Protect Themselves Against Transposons
At the Hubrecht Laboratory in Utrecht, biologist Sylvia Fischer has discovered how organisms protect themselves against transposons.

Protein Movement Can Be Simulated Three Times Faster
Protein movement can be simulated three times as fast than had been thought possible up to now.

Ethical Questions About Stem Cell Research Considered
A pioneering Johns Hopkins stem cell expert and one of the institution's leading bioethicists have won a multi-year grant from the Greenwall Foundation to develop far-reaching recommendations on a "second generation" of ethical questions about stem cell research.

Fitness May Protect Against Heart Attacks: New Study
Physical fitness may have an anti-inflammatory effect that protects against heart attacks, according to a report in today's rapid access issue of Circulation: Journal of the American Heart Association.

'Mad Hatters' Long Gone, But The Mercury Lingers On
Ever wonder where the term "mad as a hatter" came from? Mercury, once used extensively in the hat making process, caused a brain illness in many hatters.