Tag: "agents" at biology news
Drunken Fruit Flies Reveal Molecular Pathway Regulating Sensitivity To Alcohol
...hesis, they treated the mutant amnesiac flies with agents
thatincreased cAMP levels and were able to reverse the alcohol sensitivity.The finding made a giant leap from an isolated gene in fruit flies to an entiremolecular pathway previously observed in animal and human cell cultures. "Thiswas an exciting ...
New Biological Markers Accurately Predict Prognosis In Head And Neck Cancer Patients, Find University Of Pittsburgh Cancer Institute Researchers
...FRproteins. The investigators then injected these agents
into human head and necktumors growing in laboratory mice. This "anti-sense" therapy effectivelyinhibited tumor growth and resulted in cancer cell death, or apoptosis. Thisresearch, which provides the basis for clinical testing of these anti-sensea...
Photosynthetic Harvest Inc. Harnesses The Power Of Nature's Chemical Factories
By "Milking" Green Plants For Valuable Natural Products
...ncense, myrrh, and opium, to modernday anti-cancer agents
such as TaxolR. Green plants remain a vast, untappedresource for future discovery of new natural compounds, which have potentialutility in multiple industries. However, many of these natural products haveproven exceptionally expensive and difficult...
New Microbial Insecticide As Potent As Bt
..." said ffrench-Constant."Developing new biological agents
for the control of insect pests is thereforeessential." Photorhabdus, ffrench-Constant suggests, may become an important alternative toBt, or could be deployed in concert with Bt to prolong the effective life ofboth biological insecticides by delayin...
Genetic Screening May Be Tool For Selecting Cancer Treatment, Research Suggests
...eral cancer treatments,including some chemotherapy agents
and radiation, work by initiatingdouble-strand breaks in DNA. Other researchers had suggested that the effect of BRCA2 ondouble-strand break repair might be exploited for treatment, so Holt and hiscolleagues -- Derek W. Abbott, Ph.D., and Mic...
Wake Forest Study: Dermatologists Provide Better, Cheaper Care For Fungal Skin Disease
...general practitioners. They prescribed combination agents
in 29 percent of thevisits. Visits to internists a... tonon-dermatologists. They prescribed combination agents
51 percent of the time. Fleischer conjectured that the doctors prescribing combination agent...
Weevils Wipe Out Killer Weeds In Papua New Guinea
...ntomology used tiny weevils as biological control agents
to control a massive outbreak of the exotic Latin ...IRO Entomology, the release of biological control agents
such as weevils dramatically reduced the areas covered by the weed. "Over the past five years, w...
Combining Angiostatin With Radiation Enhances Anti-Cancer Effects Of Each
...ticularly pleased by the manner in which these two agents
team up toshrink tumors," said Weichselbaum. Although cancer cells mutate frequently,enabling them to build up radiation resistance, the vessels that feed thesetumors are genetically stable and therefore far less likely to developresistance. "Angi...
Transplanted Skeletal Muscle Mimics Heart Muscle; Helps Failing Heart Pump, Duke
...d on people, doctors may also useanti-inflammatory agents
to help give the skeletal muscle time to engraft, shesaid. The researchers also plan to combine their work with findings reportedin February by Dr. Thomas-Joseph Stegmann and his colleagues of Fulda MedicalCenter in Fulda, Germany. These res...
Fruit-Eating Birds Discovered Crucial To Rainforest Survival
...ispersing seeds, these magnificent birds are vital agents
of biodiversity. "The birds' surprisingly la...te successfully, making the birds one of the prime agents
of lowlandrainforest regeneration. The resourceful hornbills may actually be nomads rather t...
New Anti-Microbial Agent Destroys Anthrax
...ut the threat anthrax and other biological warfare agents
pose bothto our armed forces and civilian populations. "Anthrax is often fatal and easily dispersed through air or water," Baker said. "We know that countries hostile to the United States have developed strains ofanthrax which are resistant to antibi...
AAPS Co-Sponsors FDA Science Forum
...biotics, and resistance Therapeutic and preventive agents
Gene therapy Cell and tissue engineering Vaccines New models/methods for safety and efficacy assessment Regulatory challenges Translating scientific advances into regulatory action Public acceptance of novel products A poster session featuring a...
AAAS Annual Meeting And Science Innovation Exposition
...e infectious disease, virology, biological warfare agents
and response, DNA and vaccines, gene shuffling, comparative genetics, virulence, cholera and global change, Lyme disease, cell to cell communication, genome engineering, microorganisms in biogeochemical cycling, new antibiotic development, microbial ...
University Of Hawaii, Berkeley Launch Marine Bioproduct Initiative
...nsaturated fatty acids, biocatalysts and bioactive agents
ofmedicinal use." MarBEC will involve students from chemical engineering, ocean engineering andmarine microbiology to create a new, interdisciplinary curriculum to produce thenext-generation marine biotechnology engineers, Zaborsky continues.Addition...
The Comet That Wiped Out The Dinosaurs May Have Washed Up Boulders Onto Hills In Arkansas
...sible signs. "There aren't any other known agents
that could transport theseboulders, besides something like a tsunami wave," Patterson concludes. He plansto work out the precise age of the Arkansas boulders in an attempt to confirmhis idea....
Duke Scientist Reports Advances In Gene Therapy For Heart Failure
... experiments with a new generation of genetransfer agents
such as the cold virus. But, he said, better gene therapyvectors need to be developed before gene therapy for heart failure in peoplebecomes a practical option....
Sunless Tanning Agents Provide Continuous Sun
...skin with the active ingredient in sunless tanning agents
offers continuousand unique protection from the sun, regardless of a person's activities. The compound not only provides long-lasting protection, they say, itresists soap-and-water washing, reduces the sun exposure of persons with fairski,and ...
Allelix drug increases bone density and content in women with osteoporosis
...ntlyavailable treatments for osteoporosis. Unlike agents
such as bisphosphonatesand hormone replacement therapy, which act by preventing further bone loss,ALX1-11 acts on bone generating cells called osteoblasts to stimulate new boneformation. Additional preclinical studies have demonstrated this new bone...
Clues To Molecular Cancer Switches Probed
...ncer invasionand spread by boosting production of agents
that dissolve the framework thatholds the body together, report Dartmouth Medical School researchers. Theirfindings offer clues to molecular switches that control cancer progression andprovide tools for cancer detection and treatment. The study, h...
Clemson Fire Ant Research Uses Biological Approach
...eating thevisible mound. Clemson Extension agents
work closely with Clemson Regulatory and PublicService specialists to educate homeowners, agricultural producers and others onthe various methods and regulatory requirements for controlling fire ants....
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