Chemoradioimmunotherapy for advanced breast cancer: hope for the future?
...our cells by blocking the genetic mechanisms that protect the cells from conventional treatment thereby allowing the chemotherapy and radiation therapy components to exert their cytotoxic effects. By 24 hours post-treatment there was clear evidence that the treated tumour cells were undergoing significantl......xins, digestibility reducers etc), that themselves protect plants as well as indirect defenses, that work with components of the plants' community (natural enemies etc). All this functional complexity has made it difficult to figure what really matters in the rough and tumble of nature. Genetic transformati...Make a splash for public health this summer
...uch, smell, sound, and common sense, too - to help protect themselves and each other from swimming pool-related illness."Recognizing that there can be health issues associated with swimming pools, though, remains a challenge to making improvements. Golodner points to a recent NCL public survey demonstrating ...Herpes tool allows researchers to customize Alzheimer's vaccine
...rchers showed that a potential vaccine designed to protect against Alzheimer's was apparently effective in so...sources necessary for a well-coordinated attack to protect the body, minimizing the side effects that would be caused by unnecessary and potentially lethal "pe......xist to verify shade coffee is grown on farms that protect biodiversity, leaving more plants intact than farming for sun-favoring varieties of coffee. In Alexandre Mas and Thomas Dietsch's* paper, (University of Michigan, Ann Arbor) "Linking shade coffee certification to biodiversity conservation: butterfli...Natural selection at work in genetic variation to taste
...r tastes developed as an evolutionary mechanism to protect early humans from eating poisonous plants. "We found evidence at the molecular level that natural selection has maintained the variation in the gene that allows us to taste or not taste PTC," said geneticist Stephen Wooding, Ph.D., corresponding auth...Hope Clinic of Emory Vaccine Center receives CDC contract
...women a safe, effective and confidential method to protect themselves from HIV," said Dr. Priddy. "We are excited to be conducting Atlanta's first clinical trials of topical microbicides at the Hope Clinic." The research project will test the safety and acceptability of two different topical microbicide ge...Finding the hole in the defenses of cavity-creating microbes
...nses fell; the cell membrane was no longer able to protect against the acid the bacteria churn out. "These bacteria should not be able to live in the mouth," says Quivey, "but they adapt to the acidic environment and thrive, thanks to the special defenses they use. Not only that, but the acid they produce h...Biologists ID defense mechanism of leading fungal pathogen
...-- in order to find the genes that Candida uses to protect itself against nitric oxide, or NO. Human immune cells give off NO to slow the growth of yeast colonies. The study, published in this month's issue of the journal Eukaryotic Cell, isolated one gene that appears to play a critical role in Candida's NO...'Search and destroy' protein turns tables on HIV
...oteins--when not foiled by VIF--would be enough to protect a person from AIDS. "Strong APOBEC proteins may be a factor in HIV resistance," said Harris. "We need to discover whether these proteins are essential for keeping HIV at bay in an infected individual. "APOBECs are a 'search and destroy' defense. It...Common chemicals morphing into potential toxins in Arctic
Compounds used to protect carpets and fabrics may be travelling to remote regions of the planet and undergoing chemical reactions before building up in the food chain, says a new study from the University of Toronto. Until now, scientists had no idea why the persistent chemic...Tips from the journals of the American Society for Microbiology
...k. 2004. Recombinant Streptococcus equi proteins protect mice in challenge experiments and induce immune response in horses. Infection and Immunity, 72. 6: 3228-3236.) Researchers Identify New Pathogen in Patient with Rheumatoid Arthritis Japanese and German researchers h...Jefferson researchers develop microchip to track genetic signature of cancer and normal tissue
...says. Tumor suppressor genes are normal genes that protect against the development of cancer. Oncogenes, on the other hand, promote excessive cell growth, the hallmark of cancer. "If the miR is expressed at a high level, however, the RNA level of the targets would be low and the expression of the oncogene wo...Inadequate vaccines can help breed more vicious malaria strains
...ery 30 seconds in Africa. Vaccines are designed to protect people by boosting the immune system to kill parasites but, unless a malaria vaccine leads to the death of every single parasite, the ones that survive are likely to be the nastiest. The new research by Dr Margaret Mackinnon and Professor Andrew Read...Laos camera traps capture tigers
... the team looks to set up management guidelines to protect the forest's ungulate species from overhunting by local villagers, a problem that increases the possibility of human-tiger conflict. One hunting method that appears to be on the rise is the trip wire explosive trap, which has been encountered by sur...Next best thing: wood chip bedding for cattle
... growth, maintain security of the food system, and protect overall health of the environment as part of Canada's Agricultural Policy Framework, a recently adopted government agriculture program. In this study, project leader Xiying Hao and her colleagues Chi Chang and Frank Larney compared composte...Scientists discover new role for tiny RNA in plant development
...s and too few sepals, the husk-like coverings that protect the flower during budding. When too much miR164 was present, organs tended to fuse. Sepals never fully separated, for example, and stamen -- one the plant's primary reproductive organs -- grew together in a mass. RNA, or ribonucleic acid, is the chem...Antioxidants during pregnancy may help prevent birth defects tied to alcohol
...UNC's School of Medicine. Antioxidants protect key cellular components by neutralizing the damaging effects of free radicals, natural byproducts of cell metabolism. Free radicals form when oxygen is metabolized, or burned off, by the body. They travel through cells, disrupting the structure of ot...Existing drug may prevent brain injury and seizures in newborns
An existing drug already approved by the FDA may protect newborns from brain injury and long-term neurologic problems caused by excitotoxicity, or over-activation of neurons, report two NIH-funded studies from Children's Hospital Boston. The drug, topiramate, is currently approved to control seizures in a...Two billion vulnerable to floods by 2050; number expected to double or more in two generations
...ount; government is an instrument of the people to protect human life and enhance human welfare," he says. "Applying this new concept to its work, the UNU-EHS programme will research ways of mitigating environmental threats, shedding new light on the interrelationships between the social, political, eco...