Tag: "invasive" at biology news
Unveiling all of the consequences: Introduced plants may be causing hidden trouble
...y, these debates have centered upon the effects of invasive
exotics, and dramatic pictures of grasslands filled with leafy spurge, water pipes clogged by zebra mussels, and forest trees killed by kudzu vines have fostered the publics understanding of the issue. But now, two Canadian scientists are suggesting...
Colorado State scientist is Ecological Society of America president
...include biodiversity, prevention and management of invasive
species, long-term observation and climate change, the role of humans in ecosystems, agroecosystems, plant-animal interactions, ecosystem modeling and ecosystem education projects. As a soil ecologist, Wall investigates how the diversity of soil inv...
Parathyroid tumors can be removed safely in outpatient procedure
outpatient surgery to remove tumors of the parathy....D.,notes that his patients treated with minimally invasive
surgery had a significantly shorter length ofhospital stay than their inpatient counterparts (1 day ...
University of Pittsburgh-led team finds biological reason for women's increased risk of smoking-related lung cancer
...in lung cells, thus possibly providing a minimally invasive
way to measure lung cancer risk. This research was supported by grants from the National Cancer Institute, the American Lung Association and the University of Pittsburgh Cancer Institute....
Non-toxic peptide blocks spread of prostate cancer in rats
...ument the peptide's ability to block cancer cells' invasive
activity and limit the growth and spread of tumors...ant discovered that metastatic tumor cells are not invasive
unless serum---the fluid component of blood that remains after clotting---is present. "No one reali...
The future of planet earth: scientific challenges in the coming century
...tifying and monitoring potentially threatening new invasive
species and developing strategies for re-establish...f native communities. For more information on how invasive
species change the face of America's landscapes and waters, contact William Gregg at 703-648-4067. M...
International trade imperils U.S. plants, animals and crops
... professor of integrative biology and an expert on invasive
plants. "Most harmful non-indigenous insect pests ...sery stock, raw logs or cargo containers. And many invasive
exotic plants are purposely introduced through the horticultural market." Alien invaders already c...
Chiron reports on discovery of novel men B vaccine candidates based on whole genome sequencing of Neisseria meningitidis by TIGR
...pable of protecting against the broad diversity of invasive
strains of this virulent microorganism. This progress could only have been achieved by the collaboration of three groups, each with unique expertise, in sequencing the genome (TIGR), in the biology and pathogenesis of the bacterium (Oxford), and in ...
New science resources available from the ESA
... It also describes how some conditions allow these invasive
species to multiply to great numbers, the potential they pose for severe environmental damage, and how people can control or prevent their outbreaks. The authors, ecologists from across the globe, note that only a small number of immigrant species ...
Sen. Robb joins top federal scientists on Earth Day visit to urban natural oasis
...roat will be joining with local children to remove invasive
Asiatic Bittersweet from around the parks parking lot and visitors center. A USGS expert in invasive
exotic species will be on hand to provide information on the subject. Afterwards, reporters may be i...
A diverse ecosystem offers little or no protection against invading species, says a new UC Berkeley study
...ome established, he seeded each tussock with three invasive
non-native species commonly found in the area - Canadian thistle, creeping bent grass and common plantain, all invaders from Europe. As other experiments have shown, the more diverse tussocks resisted the invasions better than the less diverse. T...
Success of introduced Argentine ants tied to reduced genetic variation
...henomenon in the introduction and success of other invasive
ant species. Their study was financed by the Canon National Parks Science Scholars Program, the National Science Foundation and the U.S. Department of Agriculture....
Desktop biofactories? New microrobots might manipulate single cells, Science authors report
... desktop biofactories, or even tools for minimally invasive
surgery, according to a 30 June report in the international journal, Science. At 670 micrometers tall and 170 to 240 micrometers wide, the new microrobots are shorter than this hyphen--and no wider than the following period. Unlike many previous de...
Racial differences in body composition require modified skinfold-thickness
... ethnic groups. Skinfold-thickness is the least invasive
and most convenient method used to measure body fat. Calipers are used to pinch and measure various areas of the body such as the abdomen, hips, triceps and thighs. Results are plugged into an equation that estimates the percentage of body fat. Re...
Minimally invasive procedure offers long-term pain relief for patients with pancreatitis
...hronic pancreatitis can safely turn to a minimally invasive
operation for long-term pain relief, according to ...scopic therapy is an effective alternative to more invasive
surgery or drugs, says Anthony N. Kalloo, M.D., director of gastrointestinal endoscopy at Hopkins an...
Three areas on chromosomes contain prostate cancer aggressive genes
... the progression of prostate cancer from latent to invasive
disease," said John S. Witte, lead author and associate professor of epidemiology and biostatistics at Case Western Reserve University's School of Medicine. "Identifying such genes would be extremely valuable for elucidating the biologic mechanisms u...
Grasslands, deserts, mountains and fire
...d plant community changes in response to wildfire, invasive
annual grasses and seed-eating animals. Following brief, high-intensity burning of thirty 20 by 20 meter study plots, the researchers tested the seed banks by germinating seeds. The researchers were able to demonstrate that immediate changes occur in...
New protein a key to cell shape and movement
... on a number of biological processes including the invasive
spread of cancer, wound healing, brain development, and the implantation of the embryo in the uterus. "I think it may be critically involved in even more biological functions," said Carol A. Otey, PhD, assistant professor of cell and molecular phys...
Cows and conservation: a round-up of speakers to discuss new ideas on ranching
...nd weltand habitats into homogeneous landscapes of invasive
species or housing developments, Budd asserts, and incentives which encourage ranchers to protect endangered or threatened species need to be tested. He will also advocate a management style which is inclusive of multiple ecological values. The...
Researchers develop new method for preventing hip dysplasia in dogs
...called Juvenile Pubic Symphysidesis (JPS), is less invasive
than other treatments and shows great promise as a...eal procedure would be something that is minimally invasive
and would take care of the problem before dogs developed arthritis -- essentially, it would keep the...
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