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Tag: "cooperative" at biology news

Early humans on the menu

...vents, but humans actually evolved to be peaceful, cooperative and social animals, not the predators modern mythology would have us believe, says an anthropologist at Washington University in St. Louis. Robert W. Sussman, Ph.D., professor anthropology in Arts & Sciences, spoke at a press briefing, "Early Humans ...

Texas A&M to participate in applied wheat genome research

...crop byabout 20 percent last year, Rudd said. This cooperative technology willnot only help to combat that, but will help produce better grain productsand help maintain the international competitiveness of U.S. wheat. A traditional breeding program evaluates genetic variability of aselected line of wheat by plan...

Chimpanzee cooperators

...at humans and chimpanzees might have inherited our cooperative abilities from our common ancestor 6 million years ago. However, Melis is quick to draw the line between chimpanzee and human cooperation. 'There is still no evidence that chimpanzees communicate with each other about a common goal like children do f...

Report finds cruise industry is protecting the precious places it visits

...nge of stakeholders to raise awareness and develop cooperative programs, tours and initiatives; contribute to sustainability through local training and capacity building; and help organize local communities to capture revenue from increased tourism, through local handicrafts, community-owned businesses, excursio...

People prefer belonging to groups in which members can punish freeloaders

...e best payoff. People gave up payoff to follow the cooperative norm," explained Science author Bettina Rockenba...ative environment joined and quickly adopted their cooperative behavior, the scientists found. When the game ended after 30 rounds, the nonpunishing group was almo...

Why nerve cells work faster than the theory allows

...ck: If it would be possible to measurably stop the cooperative mechanism, then that would be a good argument for its existence. They achieved this by blocking a part of the sodium channels with the nerve poison tetrodoxin, so that the channels that still functioned lay so scattered in the membrane, that they wer...

Stowers scientists clarify role of tumor suppressor gene

...ted to the article. "This publication was a true cooperative effort, which would not have been possible without the contributions of Drs. Grindley, He, and Yin, and the members of the Cytometry core facility," said Dr. Li. "No single person can take credit for these findings, so we're very fortunate to have su...

The greenbeards have blue throats in a breakthrough study of the evolution of altruistic behavior

...s a major breakthrough in our understanding of how cooperative behavior arises from genes," said Barry Sinervo, p...e paper describes unrelated male lizards that form cooperative partnerships to protect their territories. These partnerships are often mutually beneficial, enablin...

The higher the hierarchy, the greater the aggression

...l behavior is one of the most striking features of cooperative animal societies. In a new study from the June iss... which differences in aggressive behavior within a cooperative society can be explained by "inheritance rank"--the likelihood that an individual will get to mate s...

Manchester plays host to international genetics network

...s, of the University of South Carolina, said: "Our cooperative interchange will consider the profession in its quickly evolving international context, create sharing that will enhance our educational programs and foster the transnational development of the genetic counseling profession." The agenda will allow de...

JCI table of contents, May 18, 2006

...TITLE: Immune sensing of Candida albicans requires cooperative recognition of mannans and glucans by lectin and Toll-like receptors AUTHOR CONTACT: Mihai G. Netea Radboud University Nijmegen Medical Center, Nijmegen, The Netherlands. Phone: 31-24-3618819; Fax: 31-24-3541734; E-mail: m.netea@aig.umcn.nl . View t...

How satellite tracking revealed the migratory mysteries of endangered Atlantic loggerhead turtles

...he range these reptiles can cover an international cooperative effort in seven African states is needed to create a strategy that would protect them." Research* shows that in 2000 1.4 billion hooks were cast into the world's oceans through industrial fishing. It's thought that globally more than 200,000 loggerhe...

Survival of the selfless - scientists find cheats don't always prosper

...mperial College London says: "This evidence that a cooperative group can resist invasion by exploitative cheats is unexpected and gives us greater insight into how cooperation evolves. This is important because we live in a world in which cooperations exists at every level, from genes working together to build f...

Researchers discover how bacteria sense their environments

...gy, reveals that receptors assemble into a kind of cooperative lattice on a bacterium's surface to amplify infini...r such a large range." Crane believes the kind of cooperative lattice found in bacterial receptors may in fact point to a general mechanism for cellular signaling...

New drug extends lung cancer survival 22 percent, UC Davis Cancer Center researchers report

... Cancer Institute-supported cancer clinical trials cooperative groups in the United States, with a network of more than 5,000 physician-researchers at nearly 550 institutions. Its lung committee is chaired by David R. Gandara, professor of hematology and oncology and director of the Clinical Research Program at ...

Who are we up against? Local vs. global competition influences cooperative behavior in humans

...as our understanding of factors that influence the cooperative (and cheating) behavior of individuals and groups ...erest. Why should an individual carry out a costly cooperative behavior that benefits other individuals? Doing so seems to go completely against the Darwinian idea...

NIH launches effort to place more knockout mice in public repositories

...GRI), the trans-NIH initiative will award a set of cooperative agreements to support the central component of the Knockout Mouse Project. These cooperative agreements, which will total up to $50 million over 5 years, will be aimed at making maximum progres...

Site of human-dolphin partnership becomes protected area

...yarwady River have been protected to safeguard the cooperative fishery. It also supports one third of the river's population of Irrawaddy dolphins, a species that is threatened throughout much of its coastal and freshwater range. "This is a big step forward toward saving this cetacean in the Ayeyarwady River an...

MetOp-A gets green light for 17 July launch date

... and represents the European contribution to a new cooperative venture with the American National Oceanic and Atm...al Joint Polar Satellite System (IJPS), which is a cooperative venture between EUMETSAT and NOAA, MetOp-A has been designed to work in conjunction with the NOAA sa...

French-German cooperation extended

...ovided access to their infrastructure for European cooperative projects during several large expeditions. The ins... home in Bremerhaven, however, in keeping with the cooperative spirit it will also be available on French vessels for research projects of the Ifremer and of other...

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(Date:11/23/2009)...tion Society says that western lowland gorillas li... of the "mother lode" of more than 125,000 gorilla...reatened by growing humans activity in the region....forests adjacent to the southwest border of Lac Tl...that high densities of the great apes still exist ...
(Date:11/23/2009)...s "incontrovertible evidence" that the volcanic su...t 73,000 years ago deforested much of central Indi...s report. , The volcano ejected an estimated 800...ing a crater (now the world,s largest volcanic lak...ide. Ash from the event has been found in India, t...
(Date:11/23/2009)...DOE and USDA study concluded that 50 million U.S. ...ture could be converted from current uses to the p...s, from which biomass could be harvested for use a...ion of a perennial grass monoculture from which su...ly is expected to require nitrogen fertilizer. , ...
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