news archive genetic news - February 24, 2003

February 24, 2003

your information resource in human molecular genetics

-	Alzheimer’s Disease Peptide Acts At A Distance Beta amyloid peptide outside cells, rather than within neurons, may be the type that is detrimental in Alzheimer's disease.
-	Japanese Scientists Identify Protein Involved In Stomach Ulcers A receptor on stomach cells for a toxin produced by the bacterium Helicobacter pylori mediates the signals that lead to ulceration in mice
-	Colon Cancer Cell Migration Adenomatous polyposis coli (APC) gene is clearly linked to the migration of colon cancer cells.
-	New Lead For Diabetic Drugs A G-protein-coupled receptor, GPR40, abundantly expressed in the pancreas, functions as a receptor for long-chain FFAs, which amplify glucose-stimulated insulin secretion from pancreatic b cells.