Tag: "production" at biology news
Gene-Altered Mouse May Provide New Insights To Parkinson's Disease, Substance Abuse And Schizophrenia
...knockedout by disrupting the gene that encodes its production
in mice. The resultingmice have no functional dopamine transporter, which means dopamine signalsflood the brain and can't be shut off. Depending on where in the brain suchoverstimulation occurs, it may cause the temporary "high" perceivedby cocaine o...
Transgenic Rice Plants Resist Insects, Drought And Salt Damage
...ld tests scheduled this year in China. Commercial production
of seed is about two years away, Wu estimated, but several companies have already signed licensing agreements to use the insect-resistance gene technology in other crops, including corn and wheat. The genes from other plant species that made the tran...
Honeybees In The Wild Nearly Gone In North America
...many cases, honeybees will be redirected intohoney production
rather than crop pollination. It's a less riskybusiness decision for the beekeeper." Backyard gardeners will notice the effects of the honeybee blightin smaller yields and smaller, lower quality fruits and vegetables,Tew said. The lower the number of...
Duke Ecologist Says Logging Is Creating 'Mahogany Deserts'
...al forests to sustain the valueof those forests as production
systems so they will not be converted topasture or agriculture." To learn how to regenerate mahogany, Snook began studying the trees growingwithin a model forestry project called Plan Piloto Forestal in QuintanaRoo on Mexico's Yucatán peninsu...
Major Plant Genome Research Project Underway
...(phytoremediation) at DOE's former nuclear weapons production
sites. Catherine Woteki, USDA acting undersecretary of agriculture for research, education, and economics adds, "Mapping the Arabidopsis genome will enable us to use biotechnology to develop a host of new plant varieties for agriculture and...
How Birds Sing
...alled the HVc, known to be part of the bird's song production
system, or another region called the RA, a subordinate region that receives input from the HVc and activates the muscles of the syrinx--the bird's voicebox. They recorded electrical activity just outside individual brain cells of interest, and compar...
Cholesterol Anchor Helps Signaling Proteins Direct Development
...long known that completely suppressing cholesterol production
leads to birth defects in animals; the new work su...be because lack of cholesterol interferes with the production
of hedgehog protein or with the way it spreads through tissues. "While I do not suggest that expect...
Gene Discovery Could Overcome Aluminum Barrier To Higher Wheat Yields Worldwide
... Scientists say the findings could help boost taro production
throughout tropical parts of the world. [Contact: Ricardo Goenaga, <a href="http://www.ars-grin.gov/ars/SoAtlantic/Mayaguez/mayaguez.html">Tropical Agriculture Research Station, Mayaguez, P.R. (787) 831-3435] A USDA scientist developed n...
Northwestern Scientists Discover How Herpes Simplex Virus Infects Cells
...pear's laboratory, cloned ahuman gene that induces production
of a protein that allows herpes simplexvirus to penetrate into lymphocytes. Morgyn Warner and Brian Lum, othermembers of Spear's research group, also contributed to this work. Ongoingresearch in Spear's laboratory is directed toward identifying other...
Cornell Scientists Find Way To Boost Rice Crop Yield -- They'll Walk On The Wild Side
...red genes in wild rice species that may help boost production
of some of the world's major agricultural crops. "...Cornell scientists are looking for ways to improve production
of staple food crops. "We've been breeding rice for 70 years, with the same set of rice types," McCo...
Bottom-up Ecological Processes Better For Clear Waters, Study Finds
...food webs plays a keyrole in determining fisheries production
in lakes and oceans. In most lakes around the wor...res), Oksanen's model predicts that increasedplant production
will fuel growth of herbivores to the extent that the planteaters munch all the extra food, resultin...
High Levels of Vitamin C Prove Toxic to HIV
...ied vitamin C uptake and its effects on AIDS-virus production
inHIV-infected and healthy immune cells, after finding in previous studies that cancer cells also take in more glucose and vitamin C than normal cells. In addition, Dr. Golde and his colleagues were the first to prove, in 1993, that the same molec...
Fund Aims To Repay Developing Nations For Valuable Genes
...riceplants will have far-reaching implications for production
of rice, the staplefood for more than half of the ...uld pave the way to more environmentally sensitive production
methodsby eliminating the need for many of the chemical pesticides currently usedin rice farming. W...
Erodible plastic microspheres could be effective oral drug delivery system
..., ateam of Brown University scientists reports the production
of drug-filledmicroscopic polymer spheres that when taken orally enter the bloodstream bycrossing the intestinal lining, travel body-wide and degrade, releasing theirtherapeutic load. The process dramatically increases the oral effectiveness ofsevera...
Isle Royale Moose Continue Decline
...e numbers to increase slightly if this year's calf production
is good, but says wolves should play a significant role in determining the size of the moose herd in the foreseeable future. "Everything depends on the wolves now," says Peterson. "There are so few moose that if wolves are able to continue increasing...
Method Eases Making Amino Acids Critical In Medicinal Chemistry
...he two enantiomers of thedesired amino acid." The production
of unnatural amino acids is of particular interest tothe pharmaceutical industry, Beak said. "Nature uses only one enantiomerof amino acids in the construction of enzymes and proteins. The metabolismof the human body has developed ways to break these...
Supelco Licenses ORNL Solid Sorbent Air Sampling Material
...der range of sampling methods, as well as lowering production
costs. Perhaps the sorbent trap's most impressive feature is its higher thermalstability. The conventional carbon-based traps can be heated to only 400Celsius before the materials degrade. The sol-gel material, however, can beheated to 600 Celsius. T...
Researchers Find Production Point Of Key Protein In Fragile X Syndrome
...ked out" of theX chromosome, halting the protein's production
within synapses, then normalbrain development appe...ned,"Greenough said. "These findings implicate the production
of the fragileX protein at synapses in the stabilization and pruning process. It alsomay be that the...
Newly Identified Tomato Gene Appears Key To Fruit Softening
A gene known to control production
of proteins believed to allow plantcells to elonga...r of a family of genes formerly shown tocoordinate production
of proteins appropriately named "expansins."These expansin proteins, identified so far in cucumbers,...
Calorie Restriction Reduces Age-Related Muscle Loss
...lular energy factories. A restricted diet maylower production
of harmful free radicals, which normally result whenmitochondria convert oxygen and food to energy. The UW researchers concentrated on two enzyme problems that usuallyindicate mitrochondrial defects: "red ragged" fibers (RRFs), which occurwith an ab...
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