Team Identifies Switch For Tumor Suppressor Gene
...n cell growth areoften pivotal in the disease. One such gene codes for the RBprotein, which suppresses cel...is missing or mutated in manytypes of cancer cells such as those found in the lung, breast,and ovary. "In all cancers, you have cells that proliferateu...Fund Aims To Repay Developing Nations For Valuable Genes
...ing individual genes that produce beneficialtraits such as disease- or pest-resistance when inserted into ...re than half of the world's population. The use of such disease-resistancegenes could pave the way to more environmentally sensitive production methodsby el...New Study Shows Steps Leading To Colon Cancer
...of a suspect. This issue of Science contains three such smoking guns ... firmly establishing beta-catenin as an accomplice in causing colon cancer and as a strong suspect in melanoma. As in many crimes, however, beta-catenin did not act alone but with a set of partners." Describing work in fruit flies -......tions highlighting research developments on topics such as genetic resistance to HIV, advances in cancer therapies, new cosmic distance measurements, and the impact of unemployment on segregated neighborhoods. The Association is the world's largest federation of scientists with more than 143,...Erodible plastic microspheres could be effective oral drug delivery system
...suggests a new oral delivery system for compounds, such asinsulin, which until now could not be delivered ...vering medicationto inflamed intestines. Proteins, such as insulin, growth hormone, anderythropoetin (used to treat anemia) are examples of drugs that would...Overweight Cats Risk Disease And Premature Death, Cornell Study Finds
...rinary care for lameness, caused by joint diseases such as arthritis or muscle injuries, compared to optim...ented, and some of the more popular purebred cats, such as Siamese and Burmese, are thin animals to begin with. Cats eating some prescription diets for co...Prostate Cancer's Aggressiveness May Be Predicted Early By The Ratio Of Free To Total PSA
...cells, more so in the presence of prostate disease such as infection, enlargement called benign prostatic hyperplasia (BPH) or cancer. Part of the PSA binds proteins in the blood and some PSA remains free or unbound. Free and bound PSA make up total PSA in serum. Men whose total PSA levels are high may h...Herpes-Based Gene Therapy Is Key To Promising Liver Tumor Vaccine
... the area of the body under attackby cancer. While such research is widespread, this vaccine is oneof the ...ave pioneered methods to boostthe immune system in such patients, in an effort to aid the bodyin ridding itself of cancer cells. The group turned to Dr.Fede...Purdue Study Aims To Boost MRI Capabilities
...parts of the body that are currently hard to scan, such as the liver, and to view transient phenomena such as cardiac activity and blood flow in a noninvasive way," says Joe Bourland, director of bioengineer...Herpes-Based Gene Therapy Is Key To Promising Liver Tumor Vaccine
...the area of the body under attack by cancer. While such research is widespread, this vaccine is one of the...ve pioneered methods to boost the immune system in such patients, in an effort to aid the body in ridding itself of cancer cells. The group turned to Dr. Fe...Purdue Researchers Prod Plants To Clean Up Pollution
...ays. If grown in areas where soil is contaminated, such bioengineered fruits and vegetables would hold fewer toxins, and people eating them would have healthier diets. While Goldsbrough prods vegetables to change the way they take up toxic metals, another Purdue researcher pushes tobacco plants to clean u......wn that about 40 percent of carriers do not report such risk factors. The nation's blood supply has been t...tis C since 1990. The disease causes symptoms such as fatigue, nausea, loss of appetite, dark urine and jaundice, but up to 70 percent of patients lack...New Vaccine Blocks Viral Entry In Cattle, May Have Implications For Human Vaccines
...imal Health and Biomedical Sciences, has developed such an experimental vaccine for bovine herpes virus 1 ...ucous membranes," Letchworth says. "A few viruses, such as rabies, get into the body other ways. But most cross the mucous membranes around the eyes, or tho...Emory Researchers Advance Gene Therapy Studies For Metastatic Melanoma Treatment
...ffect), while others stimulate neighboring tissue, such as immune cells, for a local effect. GM-CSF is pr...tual cytokine itself." The presence of cytokines such as GM-CSF may eventually provide valuable prognostic indicators for melanoma that could improve trea...Biosensor Is A Model For Widespread Testing Of Chemicals, Molecules
... and has been used successfully in a fewinstances, such as measuring blood glucose for the management of diabetes.The secret in creating such devices lies in finding a way to have the protein"signal" that it has recognized the molecule of int...Supelco Licenses ORNL Solid Sorbent Air Sampling Material
...enn., May 6, 1997 -- Detecting airborne pollutants such as carcinogens and industrial effluents can be com...as a cost-effective way of detecting and measuring such compounds. The product, Sol-Gel Derived Sorbents for Analysis of Organic Contaminants,is capable of...Duke researchers find existing drugs can stop fungus that attacks AIDS patients
...etime therapyin AIDS patients and has side effects such as nausea and kidney disease. The researcher...ug targets for fungi. We believe we have found one such target." In previous research, Heitman showed cyclosporin and FK506, two leadinganti-organ rej...Munching Microbes Make A Meal Out Of Toxic Substances
...ins microbes with the ability to degrade chemicals such as petroleum compounds," says Loring Nies, assista...uations where there is no immediate health hazard, such as a threat of contaminated drinking water, Nies says the best solution to cleaning up gasoline in t...First Planned Release Of Captive Lemurs In Madagascar Wilds Expected In Fall
... well as six other "prosimian"(pre-monkey) species such as lorises and bushbabies. It is an MFG member,as ...poaching activities may at least partially explain such a low census.Black and white ruffed lemur meat is "reportedly the tastiest,"they noted in their rest...Scientists Use Magnetic Field As Alternative To Space-Based Zero Gravity
...s. "Because the embryos contain the samematerials, such as water and proteins, that comprise most biological systems,we think this form of levitation can reduce gravitational stresses in a widerange of plants and animals." "This could even be a way for scientists to perform a range of preliminaryexperim...