Tag: "first" at biology news
American Academy Of Ophthalmology Sun Microsystems To Present Technology Seminar
(SAN FRANCISCO) -- For the first
time, the American Academy of Ophthalmology will team up with Sun Microsystems to present INFOACCESS '97, a one-day seminar covering various technologies and related issues shaping the future of health care. INFOACCESS '97 is designed to bring ...
Vitamin C Deficit Linked To Skin Disease
...air cautionsthat a potentially adverse effect must first
be ruled out. "There is someclinical evidence that boosting levels of vitamin C in people with massive ironoverload -- which itself causes problems -- might cause heart damage," saidSinclair. "What we hope to do now is determine whether vitamin C is ...
Oak Regeneration In Some Ohio Forests Is Failing, Researchers Find
...orce behind McCarthy's study, which was partof the first
phase of a larger project by the Northeastern Forest ExperimentStation of the United States Forest Service (USFS) in Delaware, Ohio. About 30scientists are studying more than 1,000 acres over four sites in Ohio toevaluate the effect of prescribed fir...
Menstrual Phase Linked To Ineffective Mammograms
...mograms by choosing tohave mammograms during the first
half of the menstrual cycle." Investigators Baines and Dr. Marjan Vidmar received support from theNational Cancer Institute of Canada while working on the study with Professors GailMcKeown-Eyssen and Robert Tibshirani, all of the department...
Wild Plant Genes Increase Food Production
...ing that flowering plants [like rice and tomatoes] first
evolved over 150 million years ago, crop plants as we know them have existed for the mere blink of an evolutionary eye," Tanksley said. Modern plant breeding -- agricultural practices for the past 100 years -- might be a victim of its own success. W...
A New Biochemical Link Established Between Stress, Sex And Dominance
...tely began vying for patches of territory. For the first
few weeks, ownership changed frequently and so did the males' bright colors, switching on or off depending on which male perceived himself to be the victor. Perhaps most important, Fernald said, was the fact that no females elected to lay eggs...
Maternal Lead Exposure Linked To High Numbers Of Cavities
...the Rochester Caries Research Center, the nation's first
researchcenter on tooth decay. Also working on the...ational Institute ofDental Research (NIDR), is the first
to document the link betweenlead exposure and high cavity rates that a few smallepidemiological stud...
Researchers To Investigate Years Before Menopause
... Institute. The researchers plan to collect first
morning urine samples from approximately 150 w...y women in a long-term reproductive study. The first
cohort of women was recruited in the 1930s and the second in the 1960s and 1970s. Both cohorts h...
Early Menarche Puts Young Girls In Peril
...istory of acne, pointing out how skin care was the first
of many different body investments made by middle-class parents to achieve a new ideal of physical perfection in their daughters; orthodontia, weight-loss camps, contact lenses and plastic surgery all followed. "American girls could not help but int...
E. Coli Genome Reported: Milestone Of Modern Biology Emerges From Wisconsin Lab
...sible for several human diseases. Although not the first
bacterial genome to be completed, E. coli is by fa...ople - including many undergraduates getting their first
taste of science - participated in the project at the UW-Madison. The individual chemical bases that...
MGH-Led Team Finds Gene For Crippling Neurologic Disorder
...stitute at the MGH. In the Nature Genetics paper, first
author Laurie Ozelius, PhD, and hercollaborators d... at Yale University. In 1989, they discovered the first
marker for the gene, which localized it to a segment of chromosome 9. While the MGH researchers wor...
Discovery Of Genetic Pathways May Provide New Ways To Combat Candida Infections
...ed in the September 5 issue of the journal Cell by first
author Hsiu-Jung Lo and her colleagues from Dr. Fink's lab, Children's Hospital in Boston, MA, and Schering-Plough Research Institute in Kenilworth, NJ. Using state of the art videomicroscopy techniques, Dr. Fink and his associates recently capture...
Molecular Piracy Turns Protein Into Traitor
...ial for HIV infection of human cells. This is the first
naturally occurring chemokine antagonist. In human...ptors, so called CC and CXC receptors. This is the first
known molecule able to bind to both types of receptor. The biological process the virus used to dev...
Study Sheds Light On Behavior Of Middle-Age 'Undertaker' Bees
...ing them closelythrough middle age -- provides the first
close look at undertakers. Sincebees' nests are built in cavities, such a specialty is important for keepingthe nests clean. "Undertakers had very similar activity levels as other bees,"Trumbo said. "They just do a little bit less of the other mid...
Trojan Horse Virus Controls Hiv Infection
...ay and that trials in animal models are anecessary first
step. The report says the novel VSV described would be most appropriate for limitingHIV production in people with late-stage disease, but the Yale team has moved onto develop VSV constructsthat incorporate other HIV coreceptors such as CCR5 and CCR3 ...
Finished Your Lunch? Now Eat The Wrapper
...h benefits. Dr Topping says scientists did not at first
fully appreciate why resistantstarch was so good for the colon. However, earlier research in pigs hadshown it dramatically promoted the growth of beneficial bacteria, boosting their numbers tenfold. In the process it protected the bowel againstcance...
Seeds Without Sex
...ocess and begin seed formation.This is the crucial first
step in developing plants which can produce seedwithout pollination. The hunt is now on to find equivalent genes in commercial plants likerice - the world's biggest crop, and the staple diet for billions of peopleglobally. "In most crop plants, the...
Basin Traps Air Pollution In Mexico City: International Study Has Implications For U.S. Cities
RICHLAND, Wash. -- The first
detailed measurements in Mexico City of pollutantssuch as peroxyacetal nitrate show concentrations similar to those that burnedeyes and lungs in Los Angeles in the early 1970s, according to preliminaryresults of a field study conducted earlier this y...
Low Oxygen, Key To Fetal Development, Also Offers Cancer Clues
...rsity of California at SanFrancisco (UCSF), is the first
to show that low oxygen levelsregulate cell prolif...hat low oxygen levelsplay an important role in the first
trimester, so Fisher decidedto measure the effects of hypoxia on the developing placenta, thestructu...
UT-Houston Awarded $2.5 Million For Scleroderma Research
...aks new ground: "The UT-Houston-led center is the first
that we haveestablished in scleroderma. It brings together three talented research groups. To have such a wealth of expertise focused on revealing the genetic andenvironmental basis of the disease is a truly exciting prospect." Commenting on...
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