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Tag: "nutritional" at biology news

Discovery in orange cauliflower may lead to more nutritious crops

...ower may seem unappealing to some, it has distinct nutritional advantages. Now, Cornell researchers have identifi... their ability to store beta-carotene and increase nutritional content in staple crops." Other researchers have created "golden rice" by inserting several genes ...

Hawaiian treasure, macadamia nuts good for the heart

..." says Dr. Amy E. Griel, recent Ph.D. recipient in nutritional sciences. "Macadamia nuts have higher levels of monounsaturated fats, like those found in olive oil compared with other tree nuts." The researchers used a controlled feeding study to compare a heart-healthy diet with 1.5 ounces ?a small handful ?o...

Parasites' impact goes beyond host to affect ecosystem

...fect their hosts ?altering their growth, behavior, nutritional status, reproductive abilities, and even their mortality ?but also the hosts?entire ecosystem. In the article, "Parasites alter community structure," lead author Chelsea Wood, then a Dartmouth College undergraduate, and UNH associate professor of...

Female-led infanticide in wild chimpanzees

...pathological behavior, or was a means of obtaining nutritional advantage under some circumstances. As the result of new field work involving the Sonso chimpanzee community in Budongo Forest in Uganda, the St. Andrews researchers now report instances of three female-led infanticidal attacks. Alerted to the kil...

Scientists genetically engineer tomatoes with enhanced folate content

..., such as anemia. "Folate deficiency is a major nutritional deficiency, especially in the developing world," said Parag Chitnis, program director in the National Science Foundation's Division of Molecular and Cellular Biosciences, which funded the research. "This research provides the proof-of-concept for the...

Pitt study notes decline in male births in the US and Japan

...sticides father fewer baby boys. We also know that nutritional factors, physical health and chemical exposures of pregnant women affect their ability to have children and the health of their offspring. We suspect that some combination of these factors, along with older age of parents, may account for decreasing ...

It's OK for men with high blood pressure to have a drink or two, new study finds

...titute, and others, discusses measurement error in nutritional epidemiology studies. Because of the current limitations of procedures and reference instruments, the editorial writers say, "we cannot assume that corrected estimates of diet-disease associations in any single study are definitive." ...

Cocoa 'vitamin' health benefits could outshine penicillin

...vitamins would provide significant opportunity for nutritional companies to expand their range of products. Flava...to have a bitter taste. So there is huge scope for nutritional companies to develop epicatechin supplements or capsules Epicatechin is also found in teas, wine...

NIH announces phase III clinical trial of creatine for Parkinson's disease

...ching a large-scale clinical trial to learn if the nutritional supplement creatine can slow the progression of Pa...ioration in function. Creatine is marketed as a nutritional supplement. Studies have suggested that it can improve the function of mitochondria, which produce ...

Immunization rates hit record high in poor countries

...iculture and forestry. And the whey serves as a nutritional resource, making each droplet a cozy biological factory for a fungal colony, pumping spores out into the forest long after the spraying teams have gone home. If their laboratory tests continue to go well, the researchers anticipate starting field ...

Fungal factories may save hemlock forests

...iculture and forestry. And the whey serves as a nutritional resource, making each droplet a cozy biological factory for a fungal colony, pumping spores out into the forest long after the spraying teams have gone home. If their laboratory tests continue to go well, the researchers anticipate starting field ...

Plant studies reveal how, where seeds store iron

...uole. "Iron deficiency is the most common human nutritional disorder in the world today, afflicting more than 3 billion people worldwide," said Mary Lou Guerinot, a biologist at Dartmouth College in N.H. and the principal investigator on the study. "Most of these people rely on plants for their dietary iron, ...

Plant studies reveal how, where seeds store iron

...uole. "Iron deficiency is the most common human nutritional disorder in the world today, afflicting more than 3 billion people worldwide," said Mary Lou Guerinot, a biologist at Dartmouth College in N.H. and the principal investigator on the study. "Most of these people rely on plants for their dietary iron, ...

Are genomic technologies the answer to world hunger?

...hat biotechnology has the potential to improve the nutritional content of food crops and, crucially, resistance to insects and disease. This could lead to improved yields of food crops for both human and animal consumption. Researchers are also working on 'molecular farming' ?production of pharmaceutical produc...

New gene linked to bipolar disorder

...strategies, for example with drugs or even through nutritional intervention." Around one in every 200 people in the UK develops bipolar and other related mood disorders. Signs of depression include losing weight, feeling totally negative about oneself, feel hopeless about the future and sometimes ending up in...

How mammals fuel milk production may have implications for cancer

...l and highly conserved in mammals, as provision of nutritional support is essential for the survival of offspring,?said Lewis Chodosh, lead author of the study at the University of Pennsylvania School of Medicine. “Given its remarkable importance, it has been a relatively understudied field.? “Our studies demo...

'Empty nester' parent birds use recruitment calls to extend offspring care

...to associate with one another beyond this point of nutritional independence. Because juveniles are poor foragers,...rds may prolong offspring care beyond the onset of nutritional independence, and it sheds new light on the sophistication of parental care among birds. ...

Why do insects like to eat some plants more than others?

...ally attribute the differences to variation in the nutritional quality or defective chemistry of plant tissues. However, the researchers found that cactus-feeding insects chose host plants based on how the plants allocated resources between growth and reproduction. "The crux of our findings is actually quite ...

Replacing insulin is top-ranked breakthrough foreseen for health in developing world

...us disease, maternal and perinatal conditions, and nutritional deficiencies combined. The authors say low and middle income countries as a group report 80% of all chronic disease deaths, over 95% of deaths due to infectious disease, and almost 90% of deaths due to injury and trauma. Even though developing co...

Special chip provides better picture of salmon health

...heir stocks through methods such as changing their nutritional intake." So far the scientists have identified the genes and metabolic pathways which influence the most commercially important traits for the production of salmon. These are; the supply of contaminant-free highly unsaturated oils, including omega...

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