Tag: "human" at biology news
Pacific Northwest team unveils largest virus proteome to date
...omplex viruses, the highly infectious and stealthy human
cytomegalovirus, a team from Pacific Northwest National Laboratory and Oregon Health & Science University reported today in the October Journal of Virology. Human cytomegalovirus, or HCMV, is a member of the herpesvirus family. HCMV infects and persi...
High resolution satellite imagery assists hunt for infectious 'kissing bugs'
...emerge from their hiding places each night to bite human
skin where it is thinnest around the mouth and eyes. Growing up to five centimetres long, the kissing bugs are harmless by themselves, but carry a microscopic protozoan parasite that causes the wasting and eventually lethal Chagas disease. Secondar...
Study: Emission of smog ingredients from trees is increasing rapidly
...zone. They also underscore the pervasive effect of human
activities on the environment, because something as seemingly benign as planting forests can have a substantial impact. "You can't identify any of these processes as 'natural,'" said Purves. "The idea of natural versus human-caused is disappearing. ...
Gene clusters predict atherosclerosis severity, susceptibility
... have identified specific clusters of genes within human
aortas that appear to predict with great specificity which patients may be at highest risk for developing atherosclerosis, as well as the severity of the disease. For the researchers, this is an important first of many steps toward developing highly ...
UCSF scientist Joe Derisi named MaCarthur Fellow
... in university and public service, and a wonderful human
being. Joe's impact to date has been well beyond o...is genuine desire to have a positive impact on the human
16 APS exercise research highlights, from reduced flu mortality to proteomics & obesity
...and Christensen "conceived and formed the field of human
integrative physiology using exercise as a key int...Mass.) Expression of early developmental genes by human
fetal skeletal muscle side population cells. Early developmental mechanisms may be preserved in late...
USAID, Conservation International & Starbucks launch Conservation Coffee Alliance in Central America
...o protect global biodiversity and demonstrate that human
societies can live harmoniously with nature. CI develops scientific, policy and economic solutions to protect threatened natural ecosystems that are rich in biodiversity. To find out more, visit www.conservation.org . The United States Government, ...
Atacama rover helps NASA learn to search for life on Mars
... science payloads will be a wonderful precursor to human
exploration and excellent 'astronaut/astrobiology assistants' when the time comes for human
missions," she added. Scientists also plan to map the habitats of the area, including its mo...
Punching the timeclock of life
...f us dying before we have to. "Programmed human
aging is just a possibility. We don't know whether it's true yet or not," he said. "But if aging is programmed in yeast, and the pathway is very similar, then isn't it possible that humans also die earlier than they have to?" Longo said he r...
Indiana University, EPA to study airborne PCBs
...ontaminated fish. PCBs are classified as "probable human
carcinogens" by the EPA and as "reasonably anticipated to be human
carcinogens" by the U.S. Department of Health and Human Services. PCBs are known to be toxic to huma...
Marijuana use could cause tubal pregnancies
...hesis, abnormal muscular contraction that prevents human
embryos from reaching the uterus is one known cause of ectopic pregnancy, Dey said. Polymorphisms (different forms) of the CB1 gene have been associated with drug dependency in humans. Dey and his colleagues plan to study whether certain polymorphism...
Rice finds 'on-off switch' for buckyball toxicity
...s. CBEN's study is the first cytotoxicity study of human
cells exposed to buckyballs. Cytotoxicity refers t...In the study, the researchers exposed two types of human
cells to various solutions containing different concentrations of buckyballs. Four types of solution...
Researchers create nanotubes that change colors, form 'nanocarpet' and kill bacteria
...d wall thickness (27 nanometers). By comparison, a human
hair is about 1,000 times wider. When dried from water and other solvents, and under magnification, these nanostructures look much like a heaping serving of Kraft macaroni or ziti pasta. Incredibly, when coaxed with simple processing, the tubes align...
New sequence involved in DNA replication timing may aid in cancer detection
...a precise time. "S phase lasts about 8 hours in human
cells and about 40 minutes in cells of the fission yeast, Schizosaccharomyces pombe ," explained Joel A. Huberman of Roswell Park Cancer Institute. "In both cases, some portions of DNA molecules are nearly always duplicated early in S phase while ot...
Bronfenbrenner book sums up human development
...years on what really matters in the development of human
beings. Now he has pulled his ideas together and p...pment of his groundbreaking bioecological model of human
development and detailing how it can be applied via programs and policies. Making Human Beings Huma...
UMaine anthropologist wins Solon T. Kimball Award
...s close work with lobstermen, Acheson introduced a human
element into a regulatory process that traditionally has been guided by politicians and biologists. Additionally, Roscoe says, "Jim has helped develop over the years theories of how institutions and rules evolve that can be used in other disciplines....
Master of antimalarial resistance
...stance, according to Fidock and colleagues. When a human
is infected with malaria, the parasite lodges itself inside the red blood cells of its new host, drawing on the cells' hemoglobin molecules for sustenance. As the parasite digests the hemoglobin inside a membrane pocket called the digestive vacuole, ...
No role for simian virus 40 in human pleural mesotheliomas
...er, studies reporting the detection of SV40 DNA in human
tumors (including mesotheliomas, and also some lym...to detect SV40 DNA, SV40 RNA, and SV40 proteins in human
pleural mesothelioma samples and found no evidence for a significant role for SV40 in human
Florida Tech earns $50,000 grant to create coral database
...nditions, as a function of natural variability and human
influence, will be a key element in the practical application of project results. Van Woesik, a noted expert on coral bleaching, has established a Web site for the International Society for Reef Studies (ISRS), which is hosted by Flo...
University of Alberta researcher looks for clues to mysterious disease
... for repairing DNA damage that offer insights into human
diseases like cancer and A-T. A-T is a progressive, degenerative disease that affects a startling number of body systems. Children with A-T appear normal at birth but at around the age of two, some of the first signs--walking and balance is wobbly c...
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