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Tag: "workers" at biology news

Researchers discover way to transport environmental arsenic to plant leaves in new clean-up strategy

...on of rice in flooded fields became pervasive, and workers dug open wells all over India through soil and rocks with naturally occurring arsenic. The result was widespread arsenic pollution from contaminated water. The problem is thus extremely widespread and not the result of industrial accidents or practic...

New Research Shows Artificial Light at Night Stimulates Breast Cancer Growth in Laboratory Mice

...study results might explain why female night shift workers have a higher rate of breast cancer. It also offer...onin levels and internal timekeeping.?/p> “Day workers who spend their time indoors would benefit from lighting that better mimics sunlight,?added Stevens....

Study may help slay 'Yellow Monster'

...math came illnesses such as lung cancer among mine workers and worries about environmental contamination among people who live on that land. The Navajos believe you must gain knowledge of a monster to slay it and restore nature's balance.Northern Arizona University biochemist Diane Stearns and her Navajo st...

Vaccine shown effective against chancroid

...latively simple task, Elkins said. Commercial sex workers infected with chancroid form a "reservoir" of infe...said. A vaccine strategy of vaccinating female sex workers against chancroid could shut down the cycle of infection, eliminating the disease of not only sex wo...

Fire ants: Their true story told by the scientist who loves them

...iability known as polymorphism produces big-headed workers 20 times heavier than their smallest counterparts. Between chapters science-rich enough for biologists but accessible to educated readers, "The Fire Ants" has "Interludes" ?wry asides on the pleasures and pitfalls as scientists measure and manipulat...

Researchers report technique for freezing and preserving genetically enhanced pig embryos

...rogate female pigs, this new procedure will enable workers to collect an adequate number of altered embryos and store them until they can be transplanted to a surrogate. Swine embryos have been difficult to freeze and preserve because of their sensitivity to cold due to a high level of lipids in the cells o...

Solvent exposure linked to birth defects in babies of male painters

...ts and low birth weight. A study of construction workers in the Netherlands, conducted in part by the Unive...gs show a need for more research, especially among workers who are exposed to supposedly less harmful water-based paints that were introduced to replace tradit...

Report highlights change in Canada's forests

...bat mountain pine beetle, and help communities and workers affected by the issues facing the forest industry." The annual report is rounded out by statistics on forest cover, employment, exports, production and trade. It is available in English and French online at www.nrcan.gc.ca/cfs/national/what-quoi/so...

'Mindless autopilot' drives people to underestimate food decisions

...d or refrigerator wrapped in aluminum foil. Office workers ate 23 percent less candy (around 50 calories) when it was in an opaque covered candy dish than a see-through dish. Always sit at least an arm's length away from a buffet table or snack bowl. ...

76 percent of workers older than 60 years of age are overweight or obese

76% of workers older than 60 years of age are overweight or obese...tive Subjects), conducted a study of 19,041 active workers throughout Spain. Through these subjects, the project analyzed the incidence of metabolic syndrome, ...

Twenty Years of Malaria Research: Outcomes and Perspectives

...ocratic Karen Buddhist Army, targeting foreign aid workers in an attempt to force the refugees to return to Burma. During the attack, Professor Nosten and his colleague Rose McGready had been forced to hide in the jungle. Now, Professor Nosten is assisted in his work by Thai nationals from the region, incl...

Antioxidant protects against lung damage in silicosis

...ssue to develop in the lungs. About 1 million workers are believed to have been exposed to silica dust in the U.S. More than 10,000 silicosis patients are currently being followed in Japan. "Pulmonary HO-1 expression is increased in silicosis," said Dr. Ishigatsubo. "HO-1 suppresses reactive oxygen s...

Mass vaccination unnecessary in the event of a large bioterrorist US smallpox attack

...containment of victims and vaccination of hospital workers and close contacts would be sufficient to thwart an epidemic, according to lead author Ira M. Longini Jr., Ph.D., a world leader in using mathematical and statistical methods to study the natural course of infectious diseases. "We found that a well...

New HIV statistics indicate increasing toll of AIDS on African American community

...tablishing and expanding corps of community health workers is a proven, effective and critical bridge between physicians and patients where mistrust of the health care system exists. Stabilize communities by increasing affordable housing. ?The scarcity of affordable housing faced by many African-America...

Giant insects might reign if only there was more oxygen in the air

...When the creature was discovered the next day, lab workers thought it had drowned. But when they removed its apparently lifeless little body from the water, they were surprised to see it crawl away. Tracheae grow disproportionately This experiment was designed to find out: how much room the tra...

Firefighters face increased risk for certain cancers

...ely to develop four different types of cancer than workers in other fields. Their findings suggest that the protective equipment firefighters have used in the past didn't do a good job in protecting them against cancer-causing agents they encounter in their profession, the researchers say. The researcher...

Why do some queen bees eat their worker bee's eggs?

... in the species. But in others, like the honeybee, workers "police" each other ?killing eggs laid by workers or confronting egg-laying workers. In 1964 the English biologist William Hamilton put forward his...

Einstein researchers demonstrate a novel approach to treating AIDS

...or people newly exposed to HIV, such as healthcare workers with needlestick injuries. "Studies show that giving highly active antiretroviral therapy (HAART) to people within 24 hours of exposure to HIV can prevent infection from developing," he says. "But if several days have passed, the virus is able to inf...

Invasive ants territorial when neighbors are not kin

...derable numbers of workers. Thomas collected dead workers along small sections of the borders weekly. She e...ges north of San Diego, killed at least 15 million workers over the six month study. However, ants did not fight when placed with ants from a distant locatio...

New study aims to stop sepsis in its tracks

...of doctors, nurses, and other emergency department workers at more than a dozen institutions. Like dedicated trauma teams, the sepsis teams will focus all their attention on one patient at a time and will follow a scripted protocol to stabilize, diagnose, and treat sepsis. The protocol includes a sequence...

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