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Tag: "study" at biology news

Genetically modified rice in China benefits farmers' health, study finds

... pesticide-related health problems, according to a study by researchers in China and at Rutgers University ...e University of California, Davis. Results of the study will appear in the April 29 issue of the journal Science. "This paper studies two of the four GM va...

Use of Insecticides Linked to Lasting Neurological Problems for Farmers

...ymptoms. Some of the insecticides addressed by the study are still on the market, but some, including DDT, ... 10 symptoms during the year prior to completing a study questionnaire were classified as having high levels of symptoms. Researchers found that nearly 3,00...

Pathogen-Mimicking Vaccine As Strategy For Cancer Therapy

...to recognize and destroy cancer cells. The Phase I study was conducted by the Lausanne Branch of the Ludwig Institute for Cancer Research (LICR) at the Lausanne University Hospital in Switzerland, in the framework of the international Cancer Vaccine Collaborative (CVC), a partnership established by the New...

Yale researchers identify molecule for detecting parasitic infection in humans

...shed in the April 28 issue of Science Express, the study provides insight into understanding how infectious...gondii was being recognized by the TLRs. "In this study we found that the recognition of T. gondii by the innate immune system is mediated by a new member o...

US life expectancy about to decline, researchers say

...issue in the New England Journal of Medicine. The study determines that obesity currently reduces life exp...of young adulthood." The authors expect that this study will raise awareness of the importance of increased funding for obesity research and treatment, espe...

How the environment could be damaging men's reproductive health

...ntributing towards male reproductive disorders. A study by Swedish researchers[1] is the first to show tha...crease of 0.8%. To our knowledge this is the first study to show that the distribution of the sex chromosomes in sperm can be affected by exposure to POPs," ...

NYU study reveals how brain's immune system fights viral encephalitis

...n of neurons. The findings, published as the cover study in the latest issue of Virology, show that protein...se fails to fight infection, others step in." The study was also conducted at NYU, by a post-doctoral fellow, Mark Trottier, Jr., PhD, now at Michigan State...

Surprising findings reported about iron overload

...eport of findings in the five-year, 100,000-person study will be published tomorrow, April 28, in The New E... of Alabama at Birmingham received $3.1 million of study funds to screen 20,000 people for the group of disorders called hemochromatosis and iron overload. ...

Variation in women's X chromosomes may explain differences among individuals, between sexes

...les are all the same in this regard." Willard and study co-author Laura Carrel, Ph.D., of Penn State, repo...estions remain, Willard said. For example, further study is required to determine if the pattern of X inactivation differs across tissues or over time and wh...

Use of PET can reduce, may eliminate more strenuous drug development trials with animals

...oring ingested tracer molecules, and it is used to study the metabolism of the brain, the heart and cancer....nimals, especially mice, play a fundamental in the study of human biology and disease. Mice have nearly the same set of genes as humans, offering an opportun...

Drug-resistant bacteria on poultry products differ by brand

...s Hopkins Bloomberg School of Public Health. Their study is the first to directly compare bacterial contami...ibiotics and from those who claim they do not. The study focused on antibiotic resistance, specifically fluoroquinolone-resistance in Campylobacter, a pathog...

Hirsute Or Hairless? Two Proteins May Spell The Difference

...on analysis, transgenic mice, and cell cultures—to study how epithelial buds, the precursors of hair follic... cell types at specific developmental stages, this study lays the foundation for dissecting the mechanisms that connect two key processes—intercellular remod...

Programmable cells: Engineer turns bacteria into living computers

...s of their engineered systems, which allow them to study how small modifications would affect the ultimate behavior of the organisms. So far, said Weiss, the experimental results have matched the computer models fairly closely, but the goal is to have a mathematically exact description of how each componen...

UCLA launches $20 million stem cell institute to investigate HIV, cancer and neurological disorders

... and development, we can harness this knowledge to study tissue development and regeneration and potentially come up with new ways to fight many life-threatening diseases." Researchers are hopeful that stem cell research will lead to revolutionary new treatments for Parkinson's, spinal cord injuries, Alzh...

Wisconsin researchers identify sleep gene

...d functions of sleep," Tononi says. The Wisconsin study focuses on factors that control sleep duration as opposed to the timing of when sleep occurs, which is regulated by the circadian system, Tononi notes. "The key molecular mechanisms controlling the circadian timing of sleep are well understood, but d...

Norovirus, AIDS vaccine and Hepatitis Virus

...sulting in over 23 million cases annually. In the study stool samples were collected from 34 patients with...nt role in determining infection frequency. "This study is the first of its kind to indicate that NoVs may be a major cause of illness among United States t...

Live fast, die young true for forests too

...oung, according to a U.S. Geological Survey (USGS) study published in a recent issue of the journal Ecology...an a century to occur. Another implication of the study is that environmental changes considered beneficial to forests may bring about unexpected forest cha...

PET/MRI scans may help unravel mechanisms of prenatal drug damage

...mical detail of the tiny fetal organs. The current study combined PET with high-resolution magnetic resonance imaging (MRI) to track cocaine pharmacokinetics down to the level of the placenta and individual regions of the fetal brain. "The MRI images, which have the necessary detail, served as a high-reso...

Camera Traps Catch Eye of the Tiger

...his is the first time WWF has used camera traps to study tigers in Indonesia. In July 2004, field staff began handing out questionnaires to find out if local people had seen any tigers. Scientists then conducted a track survey, in which they attempted to find evidence of the animals in a specific area. Thi...

Researchers devise way to mass-produce embryonic stem cells

... inside a bioreactor. The bioreactor used in this study is a tissue-growing device developed by Ohio State...to use.The mouse embryonic stem cells used in this study were provided by ATCC, an organization that supplies lines of embryonic stem cell lines. ...

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