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The Institute of Medicine in the United States has described a chilling tale of how the military used service people in tests of the effectiveness of poison gases against humans.
What is it that defines an animal? The definition provided here, made on the basis of developmental biology, suggests methods for resolving phylogenetic problems.
Physics has a more urgent responsibility than it appreciates to make the most general tool of its trade more widely understood, to which end proofs positive are more relevant than abstractions.
A sensitive, high-throughput fluorescent DNA analyser has been developed that uses sheathflows of buffer around each element in an array of gel capillaries.
Research tools for the molecular biologist featured this week include paints for the detection of human chromosomes 11 and 12, a kit for isolating differentially expressed genes, gel chambers, gels and other paraphernalia.