Tag: "mysterious" at biology news

Genetic Research Boosts Understanding Of Iron's Path Through Body, Diseases Of Iron Metabolism

...en up from food. Andrews suspects that part ofthis mysterious signal may be a fragment of the transferrin receptor that isclipped off the cell surface. Without the transferrin receptor, the intestine inthe mutant mice may never "know" about the lack of iron in the body's cells. But the transferrin rece...

USGS Finds That Mysterious Arkansas Bald Eagle Disease Has Spread To Ducks In Eastern States

The mysterious brain disease responsible for the deaths of bald eagles andAmerican coots in Arkansas has now been found in two species of ducks discovereddead at Woodlake, North Carolina, and in bald eagles and coots from three othersoutheastern states. According ...

Structure Of Fat-Depleting Protein Reveals Important Functional Clues

March 19, 1999—Following a mysterious crevice in a moleculethat causes severe weight loss in some cancer patients may turn up a newgeneration of drugs to treat clinical obesity, say researchers from the HowardHughes Medical Institute (HHMI) at the California Institute of Technology. Zn-...

Science Announces Top Ten Research Advances Of 1998

...on is still a mystery, but a leading candidateis a mysterious and pervasive energy in the universe called the cosmologicalconstant - which Albert Einstein conceived of but later deemed his "biggestblunder." This year's top research advance may validate Einstein's firstinstincts; the energy of the cosmological c...

Light Shed On Mystery Horse Disease

...l Health scientists have discovered more about the mysterious Hendradisease that killed two humans and fifteen horses in Queensland in two outbreaksin 1994-5. Scientist Dr Mark Williamson says research at the CSIRO's Australian AnimalHealth Laboratory (AAHL) in Geelong has shown that while the Hendra virus is n...

Tracking A Killer's Progression

...inst the bacteria. Little is known about how these mysterious toxins function to destroy the immuneresponse, but researchers believe Yops target phagocytic cells, the body's firstline of defense against invaders. The bacterial killing response of thephagocytic cells is paralyzed, and the cells are rendered inc...

Memory Loss In Old Age No Longer Linked To Dying Brain Cells

... has spent much of thepast decade illuminating the mysterious processes that link memory and aging. What she has discovered is that the dreaded loss of gray matter, whichso many people believe is a natural result of growing old, actually is a processthat occurs throughout a person's lifetime. Neuro...

Beware The Pumpkin Preyer

... Zitter, Cornell professor ofplant pathology. This mysterious disease is unrelated to the Texas/Oklahomadisease, although both are characterized by yellowing between the veins followedby death of the leaves, withering and vine collapse. New York plant samples sentto Dr. Bruton for inspection were not infected b...

Tracking Hepatitis C: Health Project Demos Worldwide Early-Warning System For Disease Outbreaks; Sandia Tests Disease-Tracking Approach

...swould help accomplish that, Zelicoff says. Once a mysterious outbreak isidentified, the tools of modern epidemiology would be sufficient to determineits origin, he says. In the hantavirus case, it took pathologists only a fewweeks to isolate the virus and determine it was transmitted through theexcrement of fi...

Birds Sing The 'Story Of Their Lives,' Theorize Duke Biologists

...ll also explorehow nutrition affects the even-more mysterious learned or inborn ability offemales to judge male song....

Despite Odds, Little Known Grauer's Gorillas Persist In Central Africa

... journal Oryx, reveals that the population ofthese mysterious primates has remained surprisingly stabledespite growing human pressures. Conservationists warn,however, that local populations have become increasinglythreatened due to political instability, hunting and deforestation. The research team, led by biol...

Tiny Worm Reveals Workings Of Suspected Tumor Protein

...iologists has revealed a biological function for a mysterious protein that mayplay a role in the growth of tumors. In the cover article of the April 1 Genes and Development, Yang Shi, HMSassociate professor of pathology, reports that the worm's version of the humanprotein p300 helps cells in the early e...

Butterfly Wings, Beetle Horns Teach Biologists Basic Lesson In Development's Laws

...me genetic recipe, butalso through more subtle and mysterious processes of competition between growingbody parts for resources. According to the scientists, this competition, first suggested almost150 years ago by Charles Darwin in Origin of Species, offers a highly cautionarylesson for scientists an...

The Bug Stops Here

...icine'sDepartment of Oral Biology, are identifying mysterious bacterial species thatmay be the cause of dental root caries and periodontitis. But the search is notlimited to the oral cavity. Dewhirst and Paster have received funding from theCenters for Disease Control in Atlanta to ID 1,000 bacterial cultures o...

Mysterious Wildlife Disease

A mysterious disease that has killed bald eagles and American coots in southwest Arkansas may now be present in two other states, according to wildlife disease specialists at the U.S. Geological Survey's National Wildlife Health Center in Madison , Wisconsin. ...

Huntington's Disease Findings Pave Way For Potential Cure

...med, tokeep it out of the nucleus or to attack the mysterious signals that start theprocess? "In early development, when everything is normal, the protein isswimming in the cytoplasm like Odysseus sailing in his boat," she explains. "Hehears the siren song of Circe and ends up marooned in the nucleus in...

New Study Shows Steps Leading To Colon Cancer

...ience and detective fiction share many features: a mysterious event, suspects with motives and opportunity and a collection of evidence," Peifer wrote. "The best cases end with a smoking gun, clinching the guilt of a suspect. This issue of Science contains three such smoking guns ... firmly establishing beta-ca...

Antarctic Science Season Gears Up With Searches for Meteorites, Neutrinos, and New Life Forms

...son, illuminating the ecology and biology of these mysterious organisms. Hot and Ultraviolet The greater amount of ultraviolet light (called UV-B) let in by the ozone hole reduces the productivity of marine phytoplankton, but how does UV-B affect Antarctica's terrestrial plants? How are such plants r...

Gene Discovery Could Overcome Aluminum Barrier To Higher Wheat Yields Worldwide

...gues made their genetic discovery by unlocking the mysterious role of protein synthesis in blocking the uptake of aluminum in the cereal plant's roots. He works at the ARS <a href="http://www.agron.missouri.edu/ars_columbia/pgru.html">Plant Genetics Research Unit in Columbia, Mo. "If the international...

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