LifeSciencesWorld

Discovery of extremely long-lived proteins may provide insight into cell aging

Fri, 03 Feb 2012 05:00:00 -0500

[NEWS] Contact: Andy Hoang Ahoang@salk.edu 619-861-5811 Salk Institute Salk researchers find that the adult brain contains proteins that last a lifetime La Jolla, CA—— One of the big mysteries in biology is why cells age. Now scientists at the Salk Institute for Biological Studies report that they have discovered a weakness in a …

Whole exome sequencing identifies cause of metabolic disease

Fri, 03 Feb 2012 05:00:00 -0500

[NEWS] Contact: Holly Korschun hkorsch@emory.edu 404-727-3990 Emory University Sequencing a patient's entire genome to discover the source of his or her disease is not routine - yet. But geneticists are getting close. A case report, published this week in the American Journal of Human Genetics, shows how researchers can combine a s…

Sediments from the Enol lake reveal more than 13,500 years of environmental history

Fri, 03 Feb 2012 05:00:00 -0500

[NEWS] Contact: SINC info@agenciasinc.es 34-914-251-820 FECYT - Spanish Foundation for Science and Technology A team of Spanish researchers have used different geological samples, extracted from the Enol lake in Asturias, to show that the Holocene, a period that started 11,600 years ago, did not have a climate as stable as was believed. <…

Global extinction: Gradual doom is just as bad as abrupt

Fri, 03 Feb 2012 05:00:00 -0500

[NEWS] Contact: Greg Hand greg.hand@uc.edu 513-556-1822 University of Cincinnati A painstakingly detailed investigation shows that mass extinctions need not be sudden events. The deadliest mass extinction of all took a long time to kill 90 percent of Earth's marine life, and it killed in stages, according to a newly published report. Thomas …

Castaway lizards offer new look at evolutionary processes

Fri, 03 Feb 2012 05:00:00 -0500

[NEWS] Contact: Cheryl Dybas cdybas@nsf.gov 703-292-7734 National Science Foundation Differences caused by 'founder effect' persist when populations adapt to new environments Biologists who released lizards on tiny uninhabited islands in the Bahamas have uncovered a seldom-observed interaction between evolutionary processes.<…

Seagrass meadow found to be composed of extremely old, large organisms