A Cup Of Tea May Protect Against Skin Cancer
...which in turn inflict damage on the skin cells' - causing some cells to become cancerous," he added. The researchers sounded a note of caution that, so far, the effects of tea as an anti-cancer agent has only been explored in mice, and the implications of their findings for humans will require further...Birds Sing The 'Story Of Their Lives,' Theorize Duke Biologists
...ophy as females evolved apreference for the trait, causing a positive feedback in which their increasingpreference triggered ever-greater male expression of the trait. Such traits, often cited, are the showy plumage of male birds, from themale peacock's tail to the brilliant scarlet of the male cardi...Some AIDS Patients May Show Resistance To Sulfa Drugs
...arger sulfa doses have on these mutations, what is causing the mutations and exactly how the mutations might interfere with sulfa. Kazanjian and Meshnick say study results indicate that the mutations are a recent occurrence. The research team found no evidence of mutations in any of the samples prior to 199...Cystic Fibrosis Gene Protects Against Typhoid Fever
...ne pool," says Dr. Pier. "The diseaseand the gene causing it literally die out. When that doesn't happen, we findthat it is because carriers - healthy people with one good copy and one bad copy of the disease gene - have someenhanced survival advantage." For example, Dr. Pier notes that individuals witha ...Composting Livestock Waste Provides Benefits
...nt, and the constant driving across the fields was causing soil compaction. "We've gone from spreading manure on a daily basis to spreading compost five or six days a year." Composting is also safer for the environment than stockpiling manure, according to Hawkins. "Stockpiled manure is not environmentally s......ound pravastatin lowered the risk of death without causing harm topatients. MacMahon and his colleagues undertook the smaller study, known as theLIPID Atherosclerosis Substudy, to determine if reducing blood cholesterol inpeople with low or average levels would reduce the development ofatherosclerosi...Researchers Identify A Gene That Causes Juvenile Polyposis
IOWA CITY, Iowa -- A gene causing familial juvenile polyposis (FJP), a disorderthat causes the growth of polyps in the colon or upper gastrointestinal tract,has been identified. Dr. James Howe, University of Iowa assistant professor of surgery, led aninternational team that identifi...Wistar Scientist Awarded US Army Prostate Cancer Research Program Grant
...inhibit thetransforming potential of Myc, a cancer causing protein that is often activatedin a wide variety of human cancers, including prostate carcinoma. Myc is ofparticular interest because it not only promotes malignant cell growth, butalso, under certain conditions, can activate cell suicide. "We ident...New Retinal Surgery May Reverse Legal Blindness
...oroid, the layer of bloodvessels under the retina, causing the bleeding, or "wet" form of AMD. "It's ...cts a saltysolution into the eye under the retina, causing the retina to "blister" upenough so he can move it slightly without detaching it. The average distan...Cancer Test May Offer High-Risk Groups Quick, Affordable Screening For Tumors
... temporarily slows DNA production in cancer cells, causing someelements of DNA to accumulate in the blood. When these materials are excretedin large amounts in urine, they indicate the presence of cancer. Hopkins researchers found 8 of 11 cancer patients tested positive forcancer using the new techn...... absence ofviral genes that may be responsible for causing an undesirable immune response,high levels of gene expression, and stability which allows them to beadministered directly into patients and to be manufactured, stored and handledlike traditional pharmaceutical products. Avigen's scientists have devel......re withoperation of the sensitive medical devices, causing concern for somestore customers using pacemakers or implantable defibrillators. Researchers at the Georgia Tech Research Institute(GTRI) are working with manufacturers of both types of equipment tounderstand — and therefore help prevent — po...Colorado State Research Indicates Two TB Vaccines Show Promise
... become the leading bacterial killer in the world, causing 10 million new cases and 3 million deaths each year. Since 1992 Orme and his colleagues have not only pursued their own basic research interests, but with support from a grant from the National Institutes of Health have operated a TB vaccine screen...Interleukin-12 Helps Control Mycobacterium Avium Infection
...an spread throughout the body,damaging tissues and causing fever, night sweats, weight loss, fatigue, orprogressively severe diarrhea. In people with AIDS, M. avium infection usuallyoccurs late in the course of the disease concurrent with low CD4+ T-cell counts. Currently, any of three drugs-rifabutin, clar......d or to refill after contracting. Fluid backs up, causing congestion in the lungs, liver, legs and abdomen. Under the microscope, the cardiac tissue from the mice is indistinguishable from human heart tissue, showing the standard markings of cardiomyopathy -- cellular drop out, the appearance of fibrous ti...Vaccine Kills Spreading Cancer In Animal Model
...lar signal. The vaccine infects cells in thebody, causing them to make E7, and the molecular signal triggers a chainreaction that calls E7 to the immune system's attention. This leads to animmune system attack on all cells that contain the protein--including the cancercells. To test whether the vac...Molecular Key To Heart Failure Development
...the beta-adrenergic receptor can be at the root of causing heartfailure. "You want to take the receptors that are there and make them behavenormally by blocking an enzyme that inactivates them." The new findings suggesta tantalizing question: "Is this curing heart failure that has already developedor is it r...Drunken Fruit Flies Reveal Molecular Pathway Regulating Sensitivity To Alcohol
...rease ourunderstanding of the molecular mechanisms causing drug abuse and addiction inthe near future." The finding, which sheds light on how fruit flies become drunk, aims to addressin the future what makes some people more apt to become alcoholics.Previous studies have determined that people who are less s...Circulatory Device -- A Bridge To Recovery For Heart Failure?
...e result is difficult breathing and fluidretention causing swollen tissues. Heart failure is often progressive withworsening symptoms and gradual deterioration of heart function. Current therapies for heart failure include drugs -- which reduce the heart'sworkload to slow the progression of the disease --...