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Tag: "diet" at biology news

Plant-derived molecules, genetic manipulation point to future chemoprevention methods

... of CDDO, also reduced tumors. After 15 weeks on a diet of the CDDO-ME triterpenoid, tumors numbered only ...s. However, only 12 percent of mice on the CDDO-ME diet and 29 percent of the mice fed with LG100268 developed tumors. Most significantly, no tumors were fo...

New research shows big improvement in survival after stroke

...es, such as elevated blood pressure, smoking, poor diet etc. Only through this can we reduce the incidence of stroke and ultimately improve stroke outcome."...

Extreme environment changes fish appearance

..., the Amargosa pupfish, in the lab on a restricted diet and with slight changes in water temperature. The Amargosa pupfish began to look more like the wild Devils Hole pupfish. "Restricting food availability and raising the temperature just a few degrees shifts morphology dramatically," Lema said. T...

Holiday gluttony can spell disaster for undiagnosed diabetics

... at least 30 minutes a day. Eat a nutritious diet high in fiber and whole grain. Reduce the intake of high-calorie food. "Various research studies have shown that maintaining a healthy lifestyle with a balanced diet, weight management and regular exercise can prevent the development of diabetes o...

Changing length of days reverses how estrogen affects aggressiveness in mice

...ecies, how are other environmental factors such as diet affecting estrogen in humans? It is something we don't know enough about." ...

Protect patients from exploitation by alternative medicines industry

...ancer, once cancer has been diagnosed no change in diet will lead to any improvement in cancer outcomes, he writes. Why do patients change their diet" For some it is a way of taking back some control of a situation that is entirely out of their control, says Waxman. For others it is because of the pres...

Why Popeye only has eyes for spinach

... "Since macular pigment is wholly derived from our diet we would expect that eating foods containing high levels of these compounds increases macular pigment and so helps slow the degenerative process. This latest study on volunteers with early-stage AMD will test that idea." Scientists do not yet under...

Disappearing nest egg: Researcher studying declining numbers of macaws

...g habits, their migration routes, more about their diet and many other things. The more we learn about these birds, the better our chances to save them." ...

Eat less, weigh more? Enzyme makes lean mice 'susceptible' to dietary fat

...or and appetite control. And when fed a high-fat diet (mouse chow laced with lard) for 10 weeks, mice lacking CPT1c still ate less than their normal littermates, but they were much heavier. What scientists already know about the regulation of body weight helps explain why the absence of CPT1c may have...

Tastes great! Study shows brain's response to pleasing -- and changing -- tastes

... into a salt-deprived state using a combination of diet and hormones that cause the body to get rid of salt, the picture changed. Suddenly, the rats' brain activity rose as high when they received the salt water as it had when they received sugar water. The effect lasted for a while after the rats' bodies...

Orange, grapefruit juice for breakfast builds bones in rats

...d then treated in one of three ways: no additional diet change; diet included orange juice; or, diet included grapefruit juice. Castration was necessary, the researcher...

Surprising symbiosis: Glassy-winged sharpshooter eats with friends

...ave discovered that the sharpshooter's deprivation diet is sneakily supplemented by not one, but two co-de... known to rely on resident bacteria for a balanced diet ?especially the synthesis of the "essential" amino-acids that all animals, including humans, cannot ...

Cutting calories slightly can reduce aging damage

...bit of trimming just a few calories from the daily diet can do more than slim the waistline - a new study ...lent of a few hundred calories in an average human diet and moderate exercise is equivalent to taking a short walk. To reveal the workings of the body's ch...

Bone marrow may restore cells lost in vision diseases

...rst author of the paper. "Factors like smoking and diet also come into play. The problem is without these cells, the rods and cones - our primary cells for vision - die. If we can regenerate the retinal pigment epithelium, it could make a big difference in our visual health." Scientists were able to dete...

Compound in dairy products targets diabetes

...owever, Vanden Heuvel cautions that while having a diet that is high in dairy and meat products, and there...ng an epidemic and is largely associated with poor diet and nutrition and other lifestyle issues," Vanden Heuvel says. The reason for the increase in diabet...

Diabetes hits 275 Australians each day as pandemic spreads

...articularly the dramatic increase in obesity, poor diet and physical inactivity ?and is already costing taxpayers over $3 billion annually. That figure will increase exponentially over time," he said. The Institute's Deputy Director, Associate Professor Jonathan Shaw, said the latest research had given A...

Natural vitamin E tocotrienol reaches blood at protective levels

...ent in Asia, so it can safely be a part of a daily diet within prepared foods or as a supplement in the United States . Can it be therapeutically used to prevent stroke? Results from animal studies are encouraging, but it is still too soon to tell for humans. More mechanistic and outcomes studies are warr...

When the going gets tough, slime molds start synthesizing

...cognized to have significant benefits in the human diet as health-promoting components of green tea, red wine, and soybeans." Turns out, DIF-1 belongs to the same crowd. "While reading a review article on the diversity of polyketides in the journal Nature, we realized that the core chemical structure of...

Study finds that a woman's chances of having twins can be modified by diet

...r overall chance is determined by a combination of diet and heredity. By comparing the twinning rate of ve... rates of women who ate a regular diet, vegetarian diet with dairy, and vegan diet, he found that the vegan women had twins at only one-fifth the rate of wo...

Global study shows all tobacco bad for the heart

...s that could affect the heart attack risk, such as diet and age. They found that tobacco use in any form, including sheesha smoking popular in the Middle East and beedie smoking common in South Asia, was harmful. Compared to people who had never smoked, smokers had a three-fold increased risk of a hear...

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