Tag: "human" at biology news
Highlights of American Chemical Society national meeting in Philadelphia, Aug. 22-26
... Researchers have found new evidence in animal and human
studies that selenium supplementation may protect against heart disease. In an animal model, selenium supplementation significantly decreased the extent of atherosclerosis. Of the dietary supplements available commercially that were tested in humans,...
Study of flu patients reveals virus outsmarting key drug
...resistant influenza virus capable of infecting new human
hosts, according to a study published this week (A...r before exposed to a flu virus, mirrors the adult human
immune system exposed to the new, more virulent forms of flu virus at the root of pandemics. "Most o...
APS showcases 46 historic breakthrough research articles
...w methodologies and revolutionized research on the human
brain. Arthur Guyton, Arthur Lindsey and Berwind Kaufmann's 1955 article, through its pioneering use of systems analysis, placed an emphasis on venous return as a determinant of cardiac output and became an important tool for research and teaching. ...
Streptococcus infects humans by thwarting blood clotting
...ch as Group A streptococci, which are an important human
pathogen." Ginsburg said that Hongmin Sun's achie...imilar studies of other bacteria. In infecting its human
host, the group A streptococcus secretes its own streptokinase, which activates the human
form of th...
Strep disrupts blood clotting to infect humans
...ndless arms race between infectious agents and the human
immune system in a bacterium that uses a mimic of a human
blood-clotting enzyme to advance its infection. Streptococcal bacteria use an enzyme called strept...
Columbia, Stony Brook, Guidant to develop biological pacemaker based on gene & cell therapies
...this important technology from basic research into human
therapy fits in with our mission at Columbia Unive...iological pacemaker from proof-of-concept to first human
application." Collaborative research at the two universities has demonstrated that adult human
Review article makes case for a new source of cells in the body
...velopment and capable of making all major types of human
tissue. "VENT cells are a unique category of mul...n thought these cells might be used to establish a human
cell line to enable his studies of the development and function of salivary glands. While the jury r...
OHSU-VAMC study sheds light on estrogen's benefit for MS
... important for protecting mice against a model for human
MS called experimental autoimmune encephalomyeliti...year, researchers in the United Kingdom found that human
pregnancy elevated levels of the disease-fighting CD4+CD25+ T cells. However, "They didn't say it wa...
Listen up! Mice may hold key to restoring human hearing loss
...p toward the ultimate goal of creating implantable human
hair cells that will grow happily; eventually repairing damaged hearing and restoring balance. Corwin, a neuroscience professor from the University of Virginia School of Medicine, and Heller, an assistant professor at Harvard Medical School will b...
Visiting African scientists collaborate with MBL scientists on infectious diseases
...seases, which are responsible for one third of all human
deaths each year. The visiting scientists, called... African trypanosome. This vicious parasite causes human
sleeping sickness, a fatal disease that has reemerged as a major health problem in sub-Saharan Afric...
JGI announces community sequencing program portfolio
... produced by this plant that may be beneficial for human
health and agriculture." JGI's sequencing will al...r phenomenon known as "red tide," which can pose a human
health risk and detrimentally affect regional marine economies. Accumulibacter phosphatis stores h...
UCSD biologists develop 'super-endurance' strain of mice
...and others who study muscle metabolism to maximize human
endurance. It should be of keen interest to medical researchers seeking treatments for human
genetic disorders, such as McArdle's disease, whose sufferers tire quickly during exercise because t...
Millennia still mean early days for newly identified sex chromosome
...volution. Recently, the complete sequencing of the human
Y chromosome revealed a detailed picture of a three-hundred-million year old sex chromosome, but this does not explain how sex chromosomes begin to form in the first place. Some experimental data from young sex chromosome systems in plants and insect...
First clinical study of new pediatric croup vaccine shows safety, tolerability in adults
...ops that might ultimately protect children against human
parainfluenza virus-type 1 (hPIV-1). This virus is...ferent enough to have never been associated with a human
disease, according to Karen Slobod, M.D., associate member of the department of Infectious Diseases....
Synthesized molecules studied as weapon to stop cell division in cancer cells
...Fairfax, Va., received her undergraduate degree in human
nutrition, foods, and exercise from Virginia Tech and enrolled in the School of Pharmacy at the Medical College of Virginia. She did the ovarian cell based assays for the Etzkorn group research. Mason. who made the protein substrates, is now starting...
Anticancer drug zebularine specifically targets tumor cells
...fects zebularine had on a panel of seven different human
tumor cell lines, and compared them to its effects on four different cell lines of normal human
fibroblasts, which are cells that produce collagen fibers and retain an ability to differentiate and...
Why your knees and quads hurt more after running than walking: You're only human
...n a paper entitled "Muscle mechanical advantage of human
walking and running: implications for energy cost," which is online at the Journal of Applied Physiology, one of 14 peer-reviewed journals published by the American Physiological Society. Lead author Andrew A. Biewener is at Department of Organismic ...
Testing the fitness of biological clocks
... clocks--are found in everything from pond scum to human
beings and appear to help organize a dizzying array of biochemical processes. Despite the important role that they play, scientists are just beginning to understand the benefits that these internal pacemakers provide when they work and the problems t...
Researchers find clues about how antibodies specialize
...y response has to be very fluid and adaptable. The human
immune system handles antibody diversification through selective mutations to specific stretches of DNA in B cells that encode immunoglobulins, the proteins from which antibodies are made. Mutations in these gene segments to the so-called variable r...
Genetic clues found for common congenital brain disorder
...study co-author William Dobyns, M.D., professor of human
genetics, neurology and pediatrics at the Universi...es one of the first real avenues for understanding human
birth defects that affect the cerebellum," said study author Kathleen Millen, Ph.D., assistant profe...
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