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The world's foreign exchanges have been like bear-pits in the past few weeks, but the causes of the turmoil have long roots, in the US budget deficit and in most of Europe's tradition of tolerating inflation.
The British Association for the Advancement of Science claims to have found a viable strategy for its own survival and for doing good works. It should be given the benefit of one last doubt.
Natural or artificially created mutant strains of mice are of great value in studying development and disease, but often such models reveal more differences than expected.
The physical mapping of chromosomes will be facilitated by methods of breaking large DNA into manageable fragments, or cutting uniquely at genetic markers of interest. Key issues in the design of sequence-specific DNA cleaving reagents are the specificity of binding, the number of different sequences that can be targeted and the cleavage yield.
Featured this week — oligonucleotide purification and analysis kits, an instrument for automated oligo synthesis and a host of peptide-related products.
