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Rainbow Trout affected by whirling disease." />Rainbow Trout affected by whirling disease. In the early hours of a frigid March morning, a dozen men in waders and coveralls plunge into the icy raceway waters of the Bear Creek fish-rearing station in Accident, Md. Using large plastic baskets, they haul more than 50 pounds at a time of rainbow trout out of the cold water and into even colder air, where the fish are weighed and then tossed into a front-end loader, to be trucked to a plan

Alkis Psaltis has seen more than his share of sheep with the sniffles. Over the past year or two, in the course of researching the role of bacterial biofilms in sinusitis, woolly ruminants with nasal congestion have become almost a daily event for the scientist at the Queen Elizabeth Hospital in Adelaide, Australia. "Basically, the sheep get runny noses," Psaltis explains. "They get a purulent discharge and all the signs of an inflammatory response, including frank pus and friable muc

When the University of Nottingham, UK opened its new Center for Healthcare Associated Infections, a facility dedicated to studying and controlling "superbugs," The Guardian newspaper interviewed its director, Richard James, about why such a research center was necessary. He said: "This is a sophisticated army with astonishing weapons. And each time we develop something new, [bacteria] develop a defense for it." The use of such war metaphors in science and medicine is not new. As ear

In 1981 Sidney Pestka and colleagues at Roche purified recombinant human leukocyte interferon from bacteria setting the stage for its structure elucidation. Credit: COURTESY OF SIDNEY PESTKA / PBL BIOMEDICAL LABORATORIES" />In 1981 Sidney Pestka and colleagues at Roche purified recombinant human leukocyte interferon from bacteria setting the stage for its structure elucidation. Credit: COURTESY OF SIDNEY PESTKA / PBL BIOMEDICAL LABORATORIES In 1957, Alick Isaacs and Jean Lindenmann, b

New York University researchers weave neuroscience and biology into classic rock

The chemist and physicist won the Nobel Prize for helping develop MRI

Genetic elements that select for their own survival could establish disease-resistance genes in insect populations

A new phylogenic tree suggests ancestors of present-day mammals diversified millions of years after dinosaurs were wiped out, contradicting a popular theory

Continuing a debate that started several months ago, The Lancet this month published several letters criticizing the European Journal of Cancer's decision to quietly withdraw a publication about mammography from its Web site without any explanation. 

Twin marmosets routinely exchange stem cells that end up in a range of tissues, even sometimes passing a sibling's genes onto offspring

The deadline for contributing your comments on how to shape our next feature on stem cell research is fast approaching, we need to hear from you by May 1st

Public interest groups criticize decision to award CHA Regenerative Medicine Institute nearly $3 million