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Tag: "experiences" at biology news

X-Ray Beams And Fruit Fly 'Flight Simulator' Aid Scientists' View Of Muscle Power

...Maughan said. Maughan and his colleagues?research experiences with genetically malleable fruit flies has increased the potential for addressing much more specific questions about the roles of various protein components in muscle function using mutant or genetically-engineered flies. Currently, Maughan is collab...

The circadian clock: Understanding nature's timepiece

...standing." For every hour of time change a person experiences it takes about a day to fully adjust. Workers on rotating shifts are constantly struggling to adapt and they experience well-documented health problems as a result. For example, one study found that nurses who work nights or rotating shifts are at gr...

Thai spice helps cut blood sugar swings

...ith which our bodies get at the sugars?If the body experiences a fast infusion of sugars, a lot of insulin is required. If the sugars are metabolized more slowly, the insulin is released gradually. This is a crucial difference, as far as obesity is concerned: Fast sugar is worse for you; slower is better." Besi...

Innovative collaboration brings Arctic science into the classroom

...y to improving science education through teachers' experiences in scientific inquiry, builds on the outstanding scientific and cultural opportunities of the Arctic to link research and education through intriguing topics that will engage students and the wider public. This is Dr. Holmes' second year of participa...

Chickadees can help humans get their bearings

.... This discovery points to the fact that our early experiences influence how we solve such problems and could mean that by varying the environments that we encounter early in life, we could broaden and hone our spatial navigation abilities," said Dr. Sturdy and Dr. Marcia Spetch, who supervised the work conducte...

Speak up: Louder neurons form more connections

...ity—a finding that could help to explain how early experiences guide brain development. The work, published in t.... Likewise, neurons stimulated by engaging toys or experiences will probably create larger arbors than similar neurons in less exciting conditions. “We are lookin...

Confirmation of human protein interaction data by human expression data

...ity—a finding that could help to explain how early experiences guide brain development. The work, published in t.... Likewise, neurons stimulated by engaging toys or experiences will probably create larger arbors than similar neurons in less exciting conditions. “We are lookin...

Purdue scientists may have found key to halting spinal cord damage

...tration increases, as it often does in tissue that experiences stresses such as exposure to smoke or pesticides. That list of stresses now includes physical damage, and in the case of spinal injury, acrolein's hazard may be the key in causing debilitating paralysis that sets in after the initial trauma. "When a...

Gene controlling circadian rhythms linked to drug addiction

...ities. Dopamine is released by naturally rewarding experiences such as food, sex and the use of certain drugs. In the study, mice that lacked the Clock gene were injected with cocaine. Not only did the mice experience problems with their circadian cycles - not sleeping as much and becoming more hyperactive - th...

Team of international scientists departs today to discover the unknown in China's Himalayan region

...al officials, scientists and residents about their experiences and sightings of the region's unusual creatures. Renowned for compelling, real-world storytelling, Discovery will share these unique stories with millions of viewers. "Expedition Everest: Mission Himalayas" builds upon a long-time relationship bet...

Otter adaptations: How do otters remain sleek and warm

... scientific and personal life," says Weisel of his experiences away from the bench. "There are still a great many new things to learn, but some approaches and ideas from one field can be useful in another." ...

Genome Sequence for Haemophilus Influenzae Completed

... scientific and personal life," says Weisel of his experiences away from the bench. "There are still a great many new things to learn, but some approaches and ideas from one field can be useful in another." ...

Women feel more pain than men, research shows

...dominant in women than men that influences women's experiences of pain. "Chest pain is associated with coronary ...at there may also be important differences in pain experiences and improvements in disability. "Gender can be profitably examined as a potential predictor of pain...

Researchers use brain scans to predict behavior

... involved in regulating behavior based on previous experiences of rewards and punishments," d'Avossa says. "It also may help us build up predictions of what the world should be like and how certain events go together. When it works well, the world makes sense to you." Sapir noted that the reward systems' predi...

Human cerebellum and cortex age in very different ways

...person ages suggests that this region of the brain experiences less oxidative stress and damage as part of normal aging." "Much remains to be learned about how the brain ages and how changes in gene expression over time are related to brain activity," says Michael B. Eisen, assistant professor of molecular and ...

New study shows patients more willing to consider self-injectable HIV therapy than many physicians anticipate

...cian." The study also shows that physicians' own experiences and attitudes towards self-injection are a significant motivator for its use. Physicians with considerable FUZEON experience were significantly more likely to justify using self-injectable therapy in terms of time and resources and were less likely t...

Novel protein complex enables survival in hostile environment

...an also generate sulfite. Therefore, M. jannaschii experiences conditions that existed on early earth," Mukhopadhyay said. He knew that Lacy Daniels, his mentor at the University of Iowa, and Negash Belay, a colleague during his graduate studies, had found sulfite assimilation ability in an organism closely re...

New Rotavirus vaccine joins routine infant immunization schedule

...iminating childhood disease." Nearly every child experiences infection with rotavirus, usually as gastroenteritis. In the United States, children under age five experience an estimated 2.7 million episodes of rotavirus gastroenteritis each year, resulting in 250,000 emergency room visits and an estimated 70,00...

Genetic and environmental influences on alcohol consumption among rhesus monkeys

...d his colleagues had discovered that early rearing experiences (mother- versus peer-reared) during the first several months of life among infant rhesus monkeys had later effects on alcohol consumption. "Two percent of the total variation in alcohol consumption depended on whether the monkeys had been reared by ...

For one Stanford doctor, the beat goes on during open-heart surgery

...rates following bypass." Besides his own positive experiences with the technique, Ihnken points to a recent report in the new journal Innovations, which presents an analysis by an international group of doctors of more than 150 previous studies of the procedure. It found that the beating-heart technique is as ...

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