Tag: "army" at biology news

Ants show us how to make super-highways

Certain army ants in the rainforests of Central and South Ameri...anks drilled with different sizes of hole into the army ants’ trails to see how well different sizes of ant matched different sizes of pot hole. Indeed, the...

Tibetan antelope slowly recovering, WCS says

...lished in over a century, when in 1896 two British army officers made the journey on horseback, according to Schaller. Forsaking horses this time, Schaller's expedition used two Land Cruisers and two trucks -- one of which was lost when it broke through ice while crossing a frozen lake and became entombe...

Comprehensive model is first to map protein folding at atomic level

...onal Academy of Sciences. "For years, a sizable army of scientists has been working toward better understanding how proteins fold," says co-author Eugene I. Shakhnovich, professor of chemistry and chemical biology in Harvard's Faculty of Arts and Sciences. "One of the great problems in science has been...

Tiny Tampa Bay fish key to evolution of immune system

...ms with jaws and vertebrae. This type relies on an army of antibodies and other immune system cells to customize its response to an array of pathogens and remember the encounter for future reference. "We were asking the question why and where did this sharp division occur? What were the most primitive or...

PNAS study reveals why organs fail following massive trauma

...by the innate system, that lymphocyte expands into army of clones specifically designed to attack the inva...ms where they can choose to stop expanding into an army (anergy) or to commit suicide (apoptosis). The PNAS study offers new evidence that an overwhelming...

Study shows hope for ridding lakes of clawed invader

...2001, the UW-Madison researchers, aided by a small army of undergraduate students and the Wisconsin Department of Natural Resources (DNR), has succeeded in significantly reducing the population of rusty crayfish in Sparkling Lake through a program of intensive trapping and manipulating fishing regulations...

South Africa still debating how to tackle HIV/AIDS when 5 million are infected

...imilar rate to the adult population at large. The army is taking part in a US-funded programme to see how AIDS is affecting its combat-readiness, and this includes giving anti-retroviral drugs (ARVs) to some 1,000 soldiers. ...

Scripps research scientists solve structure of a critical innate immune system protein

...hemical defense starting with the unleashing of an army of white blood cells, like macrophages, which engulf and destroy pathogens. The macrophages also fight the pathogens by producing large amounts of chemicals that induce inflammation and help the body clear the infection. One of the components of the...

Circles Of DNA Might Help Predict Success Of Stem Cell Transplantation

...ulated to multiply, each of those cells produce an army of immune cells against their designated target. ... original T cells get "diluted" within the growing army of these immune cells. This proves that high levels of sjTREC in blood means that a large number of ...

Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra

.... The team of researchers, accompanied by a small army of student assistants, conducted extensive surveys on the islands for several weeks each summer over three years. They surveyed dozens of islands from one end of the archipelago to the other. Estes said the differences were striking between fox-free ...

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