Celiac disease not as uncommon as once thought, say researchers at Wake Forest
...barley products. If left untreated, celiac disease keeps the body from absorbing needed vitamins and minerals, often leaving a patient anemic and malnourished. However, treatment is not painful, according to Ivor D. Hill, M.D., a pediatric gastroenterologist and expert on celiac disease at Wake Forest Uni...University of Chicago researchers uncover first steps in cell-cell adhesion process
... its primary function as a continuous barrier that keeps germs out and essential body fluids in. Their findings were published in the January 21 issue of the journal Cell. "We wanted to understand the molecular mechanisms that enable epithelial cells to bind to each other in order to form an impe...Moderate alcohol consumption may reduce your chances of a heart attack
...ge into a fibrin clot. That's a good thing when it keeps your blood from spilling all over the floor. It's a bad thing whenit occurs internally, if you have a clot that gets loose in the circulation and blocks blood flow." People are more likely to die from heart disease than cancer, stroke, lung disease...Researchers identify molecule crucial to adjusting bodys internal clock
... is likely the basis for why bright light at night keeps a person awake more effectively thandim light, Gillette said. Bright light delays clock time more and, thereby, makes it harder to awakenearly the next morning. More PACAP in the light signal means a greater delay, she added. Eventually, Gillette ...U-M scientist discover how viruses hide inside human cells
...pulation. In most people, a healthy immune system keeps the virus suppressed. If something upsets the balance between virus and immune response, however, the virus can re-activate. The trigger that signals a dormant virus to begin multiplying and infecting new cells remains unknown, according to Roberts...HIV spreads in therapy-resistant cells
...chemicals, known as cytokines, or certain proteins keeps T cells active in some way different from what you see in tissue culture. "This study identifies a source of cells that are invulnerable to current therapies." A vaccine will also be hard to develop, he said, because cytotoxic T cells, the normal des...Cerebral cortex cells may pulse electrical rhythm through the brain
...pe of excitatory or inhibitory cell, circuitry keeps neurons interconnected and communicating to keep overall brain activity in balance. Too much excitation and too little inhibition, for example, may lead to seizures. The opposite may lead to a loss of consciousness, coma or death. The pr...New evidence pushes back age of sex-determining chromosomes
...hromosome from lining up withthe X. This, in turn, keeps the mutated male-favoring gene, SRY , frommixing with the female-favoring or neutral version on the X chromosome. In the case of the human sex chromosomes, other male-favoring andmale-specific genes eventually found their way to the Y chromosome so...Yale cancer center study underscores fears of discrimination over genetic testing
...EW HAVEN) -- Fear of genetic discrimination often keeps those concerned theymay be at risk for developing hereditary cancer away from the genetic testingthat can -- in some cases -- save their lives. Concerns about discrimination,privacy and confidentiality in insurance and employment have even led to st......ranes. "This is very basic science, but it keeps showing up in all kinds ofareas and is clearly a broadly occurring phenomenon," Barisas said. "Our hope isthat we can find ways to turn this knowledge to practical uses."...Jefferson scientists propose mechanism to control the body's red blood cell and platelet production
...ingplatelets. By better understanding how the body keeps tight reins on thisprocess, the scientists hope to someday therapeutically control blood cellproduction. For our tissues to have the oxygen they crave, we need to have enoughcirculating red blood cells. Athletes, for example, may artificially...Snapshot of new drug marks a major advance by Memorial Sloan-Kettering researchers
...wrapped from thehistone core. Histone deacetylase keeps the DNA and histones tightly wrapped. So when SAHA inhibits histone deacetylase, it allows the DNA to unwrap, makinggenes accessible to the cellular switches that turn them on. The pictures in the recent Nature paper were produced in the laboratory ...UB scientists find breast-cancer risk may be influenced by gene that regulates serum triglycerides
...ld increase in risk. "We think that apoE 4 keeps serum triglyceride levels elevated byreducing their clearance," said Kirsten Moysich, Ph.D., a molecularepidemiologist at UB and Roswell Park Cancer Institute, who is working withcolleagues from the UB Department of Social and Preventive Medicine. "T...The Tour de France--In terms of jelly donuts
...rates fromtheir bodies tocarry away the heat. What keeps them cool enough to endure the race, saysMorrison, is thestreaming wind that hits their face....NIAID launches major step in trial of experimental shingles vaccine
...gesting that the episode boostsimmunity which then keeps the virus in check. "We believe that by boosting the body's immune response with this vaccine -mimicking a naturally occurring case of zoster - shingles and post-herpeticneuralgia may be prevented," said Norberto Emilio Soto, M.D., principalinvestig...Male Moth's Sperm Protects Females
...use -- a life assurance policy, if you will --that keeps paying off every time her life is in danger," says Thomas Eisner, theSchurman Professor of Chemical Ecology at Cornell. During courtship, Eisneradds, the female rattlebox moth has a way of sensing which suitor offers thebest chemical defense, and sh...Urban Ecology Study Watches Birds On The Web
...ble over the internet. And the information keeps getting better, as the public databasecontinues to record bird sightings and the project is slated to continue wellinto the next millennium. Currently, over 150 species have been sighted andHostetler is in the process of recruiting additional volunte...Study Finds Choline Deficiency Harms Memory Center In Mammals' Brains
...aking cell membrane- the biological "wrapper" that keeps cells from leaking. A research report in the British Medical Journal late last yearindicated that diet in human newborn alters intelligence, Zeisel said. TheNational Institute on Aging funds the continuing research. "The idea that mother's diet is c......c fever or heart muscle disease. The failing heart keeps working, but becomes inefficient, resulting in fluidretention and shortness of breath, fatigue and exercise intolerance. Thecondition often progresses and becomes irreversible. ENBREL has been approved by the U.S. Food and Drug Administration for t......ndstigmatization by employers or insurers. GenRISK keeps all genetic informationin strict confidence.) Though Robert seemed to exhibit none of the typical riskfactors for the disease -- obesity, sedentary lifestyle, high cholesterol -- hehad experienced several heart attacks in his late 40s that culminated...