Tag: "such" at biology news

Brain Protein "Rescues" Neurons From Atrophy

...onditions, epilepsy and neurodegenerative diseases such as Parkinson'" disease and amyotrophic lateral scl...ily used. A central mystery, however, has been how such heavier use translates into stronger connections. The new study indicates that neurotrophins -- whic...

Bacterial Toxin Surprises Scientists

...y, researchers have known little about how such membrane-piercing proteins work. ...lege of Medicine are closing in on how one such protein operates. Their work may shed light not only on the deadly power of certain ...

Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses

...tect soldiers fromindigenous diseases in the gulf, such as malaria and leishmaniasis,"said Abou-Donia, lead investigator of the study. "Without protection,there may have been thousands of deaths. But it appears that, for some veterans,the precautions prevented one set of problems and created another. Now,...

Gene-Altered Mouse May Provide New Insights To Parkinson's Disease, Substance Abuse And Schizophrenia

...essenger of the nervous system. Neurotransmitters such as dopamine, serotonin and adrenaline are chemical...nforcing pattern, even though addictive substances such asalcohol, nicotine, and cocaine may exert their influence on many differentareas of the brain, Caro...

Enzyme's "Magic" May Hold Key to Anticancer and Antimicrobial Drugs

..., scientists couldn't intentionally design such drugs because they knew so little about th...ugs that target topoisomerase II stabilize such an intermediate, preventing the enzyme from completing the reaction. In (5), the fir...

New Cancer Switch Discovered By Duke Medical Center Pharmacologists

... machinery. The researchers said they believe that such "molecular sabotage" could become a useful treatme... as other tyrosine kinase-associated human cancers such as breast, ovarian, glioma, squamous cell carcinoma and leukemia," the scientists wrote. According t...

Key to Triplet Repeat Brain Diseases Open Door For New Way To Understand, Treat Genetic Diseases"

...rchers have found a possible key to braindisorders such as Huntington's disease, as well as discovering a ... genes that produce Huntington's disease and other such brain disordersmight repeat the sequence between 40 and 100 times. As the repetition grows,the disea...

Researchers Pinpoint Site For Petit Mal Seizures In Brain

...gs and another 20 percent experience side effects, such as inability to concentrate. The findings were pre...rtion of the brain that processes higher functions such as language. "In a sense the thalamus is thought to be the gateway to consciousness," Hosford said. ...

New 'Twist' In Proteins Offers Possible Route To Improved Antibiotics

...ficult, if not impossible, to develop resistanceto such a drug, since the enzyme, called LpxA, is necessary to bacterialgrowth, the scientists said. Bacterial resistance to antibiotics has become an important health problemand one that has defied solution, since bacteria can so readily adapt tothe...

Dating A Caveman

... the spectacular deposits seen in limestone caves, such as stalactites, stalagmites and flowstones. Fortunately for geochronologists, such limestone-forming groundwater often also contains minute quantities of dissolved uranium, which gets...

Duke Researchers Discover Candidate Susceptibility Gene For Autoimmune Disease

...entified any specific genes for autoimmunediseases such as rheumatoid arthritis, although many researchers believethere may be several genes that, when defective, predispose people to developautoimmune disorders. The Duke researchers made the discovery while trying to understand therole of a gene of un...

Rosemary May Have Anti-Cancer Properties

...ous if other compounds withantioxidant properties, such as the compounds in rosemary, would inhibitbreast cancer," he explains. The rosemary study was funded by the American Institute for Cancer Researchand by Wakunaga of America, a food and pharmaceutical company. Harunobu Amagase, a former research ...

From Corn Rootworms To Art, Cornell's Reactor Is At The Core

...lysis of modern paintings could result. Taft used such case studies in an undergraduate course, "Art, Iso...he beam used in high-resolution film radiography, such as to view corn rootworms. K. Bingham Cady, professor of nuclear engineering, is using it in colla...

Freshwater Sponges May Pose Threat To Zebra Mussels

...hal to mussels attached to some vertical surfaces, such as the walls in canals and locks, Kelch said. "...ortant for control of zebra mussels in some areas, such as in canals or the lock systems," Kelch said. "It would be a long way off, but our research sugges...

Transgenic Rice Plants Resist Insects, Drought And Salt Damage

...ars each year, will be sold in developed countries such as the United States and Japan. Development of the...er the plant is wounded by insects. Thus, insects such as the pink stem borer eat less, grow less quickly, and plant damage is reduced to tolerable levels....

Race Plus Roaches: A Breathtaking Link

...ere allergic to the allergens. Other risk factors, such as age, gender and place of residence, were studied. But none proved as significant as race and family income level. According to Eggleston, the researchers hope to use this information to perform further studies that better their understanding of th...

Mutate Or Die: New Polymerase Gives Desperate Yeast An Option

... inhibit this enzyme in people prone to mutations, such as those receivingchemotherapy or people with a ge...es other ways to cope. This zeta polymerase is one such last-ditch effort."...

International Research Team Clones New Skin Cancer Gene

...more aggressive monitoring and preventive measures such as staying out of the sun and using sunscreen can be applied.2 Collaborating scientists included Michael Dean, Ph.D. from the National Cancer Institute in Frederick, Maryland, Brandon Wainwright, Ph.D. and Georgia Chenevix-Trench, Ph.D. from the Univ...

Cornell Researchers Precisely Date Wood From Ancient Tomb In Turkey

...r imagination, Newton said, because it encompassed such cultures as the Minoans, Mycenaeans, Egyptians and...as implications for historical accounts concerning such figures as Queen Nefertiti and Akhenaten, the Egyptian pharaoh. The researchers determined that wood...

Honeybees In The Wild Nearly Gone In North America

...rmarketsand farm stands. Other insect pollinators, such as bumblebees and other wild bees,will step in for the absent feral honeybees and pick up a portionof their pollination duties, Tew said. However, he said, culturingbumblebees or wild bees in great numbers or importing foreignbees are not easy soluti...

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