Imperial Valley News
San Diego, California - Researchers at University of California, San Diego School of Medicine have discovered that HIV infection of human immune cells triggers a massive increase in methylation, a chemical modification, to both human and viral RNA, aiding replication of the virus. The study, published Monday, in Nature Microbiology, identifies a new mechanism for controlling HIV replication and its interaction with the host immune system.
San Diego, California - As men age, their testosterone levels decrease, but prior studies of the effects of administering supplements of the hormone to older men have been inconclusive. Now, researchers at University of California, San Diego School of Medicine and 12 other medical centers in the United States have shown that testosterone treatment for men over the age of 65 improves sexual function, walking ability and mood.
San Diego, California - An international team of scientists, led by researchers at University of California, San Diego School of Medicine and the J. Craig Venter Institute (JCVI), have created the first comprehensive, cross-species genomic comparison of all 20 known species of Leptospira, a bacterial genus that can cause disease and death in livestock and other domesticated mammals, wildlife and humans.
San Diego, California - An international team of computer scientists developed a method that greatly improves researchers’ ability to sequence the DNA of organisms that can’t be cultured in the lab, such as microbes living in the human gut or bacteria living in the depths of the ocean. They published their work in the Feb. 1 issue of Nature Methods.
Arcadia, California - The California Department of Fish and Wildlife (CDFW), the U.S. Forest Service (USFS) and the Society for Conservation of Bighorn Sheep (SCBS) are seeking volunteers to assist biologists with a bighorn sheep survey in Southern California on March 5 and 6. Volunteers will be needed on Saturday evening and all day Sunday.
Washington, DC - First Lady Michelle Obama is teaming up with PBS flagship station WGBH Boston, the U.S. Department of Education, and the U.S. Department of Agriculture to host the fifth annual Healthy Lunchtime Challenge & Kids’ “State Dinner” to promote cooking and healthy eating among youth. Teaching kids to cook is a great way to ensure they learn healthy habits early in life. Research shows that children who help with cooking and meal preparation are more likely to consume fruits and vegetables, and they are more aware of the importance of making healthier food choices.