What have scientists learned since Mount St. Helens erupted?
...is first assignments: travel to Mount St. Helens 2 months after the historic eruption and study the aftermath. Crisafulli and his colleagues traveled by helicopter into the volcanic disturbance zones to gather ecological data. Crisafulli, a scientist at the USDA Forest Service's Pacific Northwest Research...New tuberculosis antibiotic may shorten treatment time, fight drug-resistant strains
...hey have to continue taking those nasty drugs even months after their symptoms have disappeared." In their Science study, the researchers also report the results of the first phase of testing the drug in humans. Like all phase I trials, the study used healthy volunteers to test the drug's safety. The study ...Gene therapy reduces skin cancer to sunburn in mouse model
...o UV light for a few hours over several days. Five months after the last exposure long after Xpa mutant mice would normally develop skin lesions the treated mice merely had sunburn. The skin cells surrounding the site of the injection in the treated Xpa mutant mice were nearly identical to those of ...Scientists solve the mystery of how Botox attacks nerves and eliminates wrinkles
...otox. Breidenbach, lead author of the study, spent months in Brunger's lab trying to crystallize a SNARE/botulinum A complex for laboratory analysis. Unfortunately, the botulinum A samples usually ended up slicing the SNARE target in two, rendering it useless. "The trick that Mark found was to introduce two...NSF funds Panikov's Alaskan Tundra Microbial Observatory project
...s at -20C and probably could be reduced to several months just below zero. We plan to find the preferential substrate for these bacteria, and then label their ribosomal and mRNAs with following separation of labeled product from the rest of nucleic acids, PCR amplification, cloning and sequencing." The Ala...JCI table of contents, December 15 2004
... hormones known as androgens. However within 12-18 months of beginning this therapy, the disease usually becomes androgen-independent and no further effective therapies currently exist. In the December 15 issue of the Journal of Clinical Investigation , Zelig Eshhar and colleagues from The Weizmann Institu...Research studies effects of soy baby formula on intestinal development
...rition for these infants for the first four to six months of life, when so many important organ systems are developing." In the first study, published in the Journal of Nutrition in June 2004, Donovan treated intestinal cells in culture with genistein in the amount present in soy infant formula and found t...Satellites plus software equal best-ever Mediterranean heat map
... European component of GHRSST-PP. Over the next 12 months Medspiration will play a fundamental role in partnership with other operational groups in the USA, Australia and Japan as the GHRSST-PP system begins the operational delivery of a new generation of SST data products to European and international user......occurring mercury, can be in the air for six to 12 months and can cross continents. "Researchers who model how mercury travels through the environment tell us that even if the United States turned off all of its coal-fired power plants, we would still have mercury being deposited here because of China's mer...DFG loosens eligibility requirements for the Emmy Noether Programme
...requirements for all applications. At least twelve months of substantial research experience abroad and scientific independence, generally demonstrated by two years of postdoctoral experience, are required. In addition to this, personal selection interviews are being introduced and the age limit is being r...Scientists find impaired chromatin structure formation & imprinted gene involvement in Rett Syndrome
...ome (RTT) appear to develop normally until 6 to 18 months of age, when they enter a period of regression, losing speech and motor skills. Most develop repetitive hand movements, irregular breathing patterns, seizures and motor control problems. RTT leaves its victims profoundly disabled, requiring maximum a...Timing is everything for optimum combined cancer therapy
...achieve a survival advantage greater than the five months seen in the recent landmark clinical trial of combination therapy."...Blocking cell suicide switch fails to stop prion damage in mouse brains
...prion disorders have no treatment and are fatal in months to several years. Harris has created nearly 50 genetically modified lines of mice to study prion diseases. The mouse model that he and his colleagues used for the most recent study has a mutation in PrP that causes it to misfold, leading to difficult...Journal of Dental Research: New editor, new content, new look, new access
...e, all content will be free to the public after 12 months (i.e., January, 2004, content will be free of access control in January, 2005, February, 2004, in February, 2005, and so on). The January issue will feature: a critical review focusing on the unique structural organization of the junctional epitheliu...Hospital epidemiologists trace outbreak of organism to commonly used wound care equipment
... in the outbreak has not reappeared, even after 11 months of follow-up testing. "Antimicrobial resistance ...h the bacteria, a five-fold increase from previous months for rates of hospital-based infections. Culture results from patient samples of blood, sputum, urin...Ocean colour satellites guide research ship through South Pacific's watery desert
...ng Concepcion in Chile in mid-December. During two months aboard L'Atalante, a 45-strong international team of researchers investigated the determining factors of ocean colour. "The region's wide variety of ocean colour and trophic regimes in other words, biological activities initiall...ESA's Huygens begins its final journey into the unknown
... multiple additional flybys of Titan in the coming months and years. A probe deep into space and time Bigger than Mercury and slightly smaller than Mars, Titan is unique in having a thick hazy nitrogen-rich atmosphere containing carbon-based compounds that could yield important clues about ...Mouse brain tumors mimic those in human genetic disorder
... old, developing into optic pathway gliomas by two months of age. After that time-period, which is roughly e...at cell growth is dramatically reduced after a few months in mice and after a few years in humans tells us there may be growth signals that are produced early...Protein in urine may warn of preeclampsia risk in pregnant women
... help predict the onset of this disease one to two months before the onset of clinical symptoms and that could make a tremendous difference in outcomes for patients, in particular those women who have limited access to specialized medical care." Study co-authors in addition to Sachs include BIDMC investig...... hour after heart attacks were induced. After four months of recovery, the size of scar tissue left by dead heart muscle was approximately three times smaller in the HUCB treated rats than in the untreated rats. As a result, the heart's pumping capacity improved to near normal in the treated rats, after an ...