news archive genetic news - April 19, 2005

April 19, 2005

your information resource in human molecular genetics

-	Genes Reveal Britain's Viking Ancestry The more secure settlements close to colonial strongholds seem to have been founded by families, whilst the more distant ones fit the popular image of male invaders.
-	A Mechanism For Stress French researchers describe a molecular pathway in the brain by which stress enhances the response of mice to negative experiences.
-	Rapid Exits Immune cells traveling in the bloodstream can abruptly stop at signs of trouble.
-	Dengue Fever Susceptibility A novel susceptibility gene for dengue fever is reported.
-	Genetic Basis Of Autoimmune Diseases A gene associated with susceptibility to a group of autoimmune diseases, including rheumatoid arthritis, thyroid disease and lupus, is identified.
-	A New Therapeutic Strategy For HIV Research identifies a protein that can be specifically inhibited in order to block HIV growth.
-	An Uncommon Insight Into Common Mutations A common, sex-dependent mutation underlies vulnerability to Hirschsprung disease.
-	Anti-Cancer Barrier Found Two papers offer insights into how cells can fight off the earliest stages of cancer.
-	Retrovirus Envelope Protein Induces Lung Tumours In Mice A sheep retrovirus envelope protein is enough to trigger tumour formation in the lungs of immunodeficient mice.
-	Novel Breast Cancer Therapy Found Two groups of scientists show that another enzyme involved in DNA repair, called poly(ADP-ribose) polymerase (PARP), becomes essential in cells that lack a working form of BRCA1 or BRCA2.
-	Gene Linked To Tuberculosis Susceptibility Study provides insight into a novel aspect of TB pathogenesis.
-	Gene Therapy for Retinal Diseases Advances New Viral and Capsule Mechanisms to Place Genes Directly in Eye
-	Muscle DNA Damage Initiates Physical Aging Decline can begin in your 30s
-	Scientists develop new color-coded test for protein folding Gold nanoparticles as a colorimetric sensor for protein conformational changes