Tag: "recovered" at biology news

Dating A Caveman

...an in 1921, archeologists and paleontologists have recovered the remains of at least 40 individuals belonging to a hominid species that used fire and crudely fashioned stone tools but was anatomically distinct from Homo sapiens. Working with professor Guanjun Shen of the University of Guizhou in China, Ku gat...

Heat-loving Microbe Repairs Its DNA With Light

...peratures to grow andreproduce, and they have been recovered by microbiologists overthe past 25 years from various hot springs, undersea vents, andother geothermal environments. When its genetic material (DNA) is artificially damaged byultraviolet (UV) light, S. acidocaldarius has been found to repair the d...

Honeybees In The Wild Nearly Gone In North America

...ood chancethe wild honeybee populations could have recovered fairly quickly.But with the combined effects of the tracheal mites and varroamites, it became too much of a challenge for bee populations tomaintain themselves." Small and medium-sized fruit and vegetable growers and backyardgardeners will likely be ...

Stronger Evidence That Global Climate Change Can Reduce The Variety Of Life

...il shellswere preserved in deep-sea sediment cores recovered from the North AtlanticOcean by the Ocean Drilling Program. By comparing the trends in biodiversity with global climate changeas determined from the chemistry of the shells, the authors were able toestablish a statistical correspondence betwe...

Resistance To Leptin Contributes To Obesity

...laced the cerebrospinal fluid and the mice quickly recovered theirweight by eating more food. To compare leptin's affects via injection and ICV infusion amongoverweight mice, the researchers selected strains of mice with differenttypes of obesity. One type, the Diet Induced Obese (DIO) mouse, is leanw...

Fossils Show British Columbia Was Once 2,000 Miles South

...marine animals, called ammonites,which Ward's team recovered from sites on the islands. The fossil shells, eachthe size of a man's hand, still had a pearly luster, indicating the presence ofthe original aragonite, or mother of pearl. If the surrounding rocks had beensubjected to heating, the calcium carbonate ...

Limits Of Life On Earth: Are They The Key To Life On Other Planets?

... kept at OSU's Byrd Polar Research Center, and use recovered DNA from the organisms to determine relationships to other organisms, as well as abundance and age. The scientists will assess the longevity of the organisms as well as the diversity of tiny life-forms deposited at the same geographical site thousan...

Researcher Finds New Way Of Devising Medically Useful Linked Rings Of Atoms Replacing Toxic, Expensive, And Environmentally Unfriendly Old Process

...the stitching process. The catalyst can be easily recovered from the reaction and it can be re-used again in other reactions. Consequently, as a bonus there are no toxic residues to dispose of. The team will use their new catalyst to make rings important to the drug discovery process. A presentation on thi...

New Dinosaur Finds In Antarctica Paint Fuller Picture Of Past Ecosystem

...when the dinosaurs were wiped out. The team also recovered a four-centimeter-long piece of a foot bone from what appears to beAntarctica's most ancient bird yet found. Also collected were numerous partial skeletons ofgigantic marine reptiles called plesiosaurs and mosasaurs. According to James Martin, a Sout...

Three-Day Treatment Cures Decades-Old Case Of Malaria

...ours. After doctors took her off methotrexate, she recovered from her symptoms but still had an enlarged spleen... she was about 3 years old,but was thought to have recovered without being treated. She clearly was never really cured untilnow." Vinetz is known for h...

A Longitudinal Study Of Calcium Homeostasis During Human Pregnancy And Lactation And After Resumption Of Menses

...nd loss of spinal trabecular bone, a loss that was recovered postmenses. Am J Clin Nutr 1998;67:693-701. From the Department of Nutritional Sciences, University of California, Berkeley; the Department of Medicine, VA Medical Center, San Francisco; the US Department of Agriculture, Agricultural Research Serv...

Different Molecular Events Underly Experience-Dependent Loss And Gain Of The Function Of The Developing Brain

...lopment, this loss of function can be recovered by restoring vision in the deprived eye, leading to new formation of connections carrying the according information to the cortex. Christian M. Mller and Claudius B. Griesinger from the Max Planck Institute for ...

Remarkable Skull Of Predatory Dinosaur Unearthed On Madagascar

...lete, exquisitely preserved skull -- were recently recovered on the islandof Madagascar. The discovery is anno...group of theropods known asabelisaurids, otherwise recovered only from India and South America. Inparticular, Majungatholus shares numerous specialized features...

Scientists Unearth Remains Of A Predatory Dinosaur In Madagascar

...e d'Antananarivo in Madagascar. Scientists recovered pieces of the animal's tail and a near-completeskull, and although the skull bones were scattered over a 2-meter area, theywere remarkably well-preserved, says Lawrence Witmer, an assistant professor ofanatomy in Ohio University's College of Osteopat...

Rewiring The Brain

...ogram dose (see Graph). Allthe rats receiving OP-1 recovered far faster than those in the control group. New Scientist issue 20th June 1998, page 14 Author : Andy Coghlan PLEASE MENTION NEW SCIENTIST AS THE SOURCE OF THIS ARTICLE....

Denatured Proteins Rescued By Trio Of Chaperones

...104, there was a profound increase in theamount of recovered functional protein. "When we put the two elements together, the Hsp40 and 70 plus Hsp104, there wasa synergistic effect and we saw incredible amounts of refolding," says Glover. Lindquist and Glover think that Hsp40 and Hsp70 help to...

New Satellite Tags Track Movements Of Atlantic Bluefin Tuna

...vered. In the 1996 and 1997 experiments, data were recovered from 35 of 37satellite tags. Importantly, this indicates high survivorship of thetag-and-release fish. The tags were developed in collaboration with Paul Howey of Telemetry 2000, Inc.Tagging took place in a collaboration among the TRCC, the National ...

Experts Say That Future Inhaled Anti-Viral Drug, Zanamivir Is Effective For Treatment And Prevention Of Influenza

...h,weakness, aches and pains), so much so that they recovered from the illness onaverage as much as 2.5 days earlier than those who did not receive the drug. Patients at risk of developing complications (which can include pneumonia,bronchitis and pleurisy) as a result of having influenza, experienced a 70 per...

Oldest Ice Core From The Tropics Recovered, New Ice Age Evidence

...--making it the oldest core recovered from the tropics. In a paper in the journal Science, the research teamdescribes a climate in the tropics that was different from what many researchers have thought. The findings ar...

Oil Spill Cleanup Product Made From Sugar Byproduct

... and promote oil disappearance without having tobe recovered later." As he was looking for a material that had a natural absorbency toattract the oil, Breitenbeck discovered milled bagasse has the properties he waslooking for. And it's a waste byproduct of the sugar industry, besides. "It's...

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