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Tag: "nutritional" at biology news

Not just the birds

...e and fox-infested islands. "By disconnecting the nutritional link from sea to land, the introduction of foxes to the Aleutians has reduced or eliminated the significance of the perimeter-to-area relationship that is so clearly evident on fox-free islands," say the authors. Previous studies have focused on tro...

U-M researchers take new approach to defeating Gram-negative bugs

... genomic knockouts did not survive without special nutritional supplements. Later, they were surprised to see that with different growth conditions, the cell began to grow again but without the hair-like structure. The cells survived---but they looked a lot like Gram-positive cells, without all the sugars on th...

Research updates 65-year-old genetic discovery

.... For humans, this taste sensitivity may influence nutritional choices and ultimately their health, as well as behaviors, such as smoking. For chimpanzees, it provides a way to live safely in their environments by avoiding toxic plants and other harmful compounds. Research conducted more 65 years ago by a team ...

Strawberries by design

...he long term, be extremely useful in enhancing the nutritional value of these plants as well as the amount of health-enhancing antioxidants that they may contain. Jerzy Nowak, professor and head of the Department of Horticulture at Virginia Tech, commented: "Over the years, scientists have worked hard to find a...

Ethiopian development raises birth rate

...anning provisions were absent. They looked at the nutritional status of women and children (in terms of weight a...ildren and the birth rate increased. However, the nutritional status of young children declined. Overall, neither women's health nor nutritional status appeare...

Study by Einstein researchers could lead to a novel strategy for treating obesity

...The brain's hypothalamus keeps track of the body's nutritional status by monitoring the blood levels of several different hormones and nutrients. Taking this information into account, the hypothalamus regulates our energy intake and metabolism. In a study published last year in Science, Dr. Rossetti and his co...

Study finds that nutritionally enhanced rice reduces iron deficiency

...on and other micronutrients, they will improve the nutritional status of people who consume them. This has drama... the overall nutrition of the world's poor through nutritional supplements. In these areas, commercially fortified foods also have difficulty making it into the mo...

Anyway you slice it, tomatoes cut through drought with new gene

... is "boosting nutrients in plants tomake them more nutritional for children," said the study now may be tried on other crops. Gaxiola said he already has additional studies under way to demonstrate how this technology applies to other commercial crops. ...

The nude mouse tale: Omega-3 fats save the life of a terminal cancer patient

...uch as chemotherapy or surgical excision. It was a nutritional intervention, drastically increasing the patient's...r treatment. "We have good evidence for employing nutritional interventions to improve cancer treatment and patient well-being," he said. Pardini wants to be ab...

Penn study finds direct role for glial cells in brain cross-talk

...t just the 'kitchen cells' of the brain, providing nutritional support, but instead also help the neurons talk to each other." Haydon and colleagues published their results in last week's issue of Science. The central nervous system, which includes the brain and spinal cord, is composed of specialized cells cal...

University of Arizona plant scientists to unravel maize genome

...tment of plant sciences who works on enhancing the nutritional value of corn. "The cereals are very closely relat...re. Other improvements aim at increasing yield and nutritional value and optimizing the properties crucial for grain products such as flour, noodles and pasta. "O...

Anti-cancer Compound In Beer Gaining Interest

... increase the levels of xanthohumol or use it as a nutritional supplement - that might be different. It clearly has some interesting cancer chemopreventive properties, and the only way people are getting any of it right now is through beer consumption." Xanthohumol was actually first discovered in 1913, isolate...

Prenatal exposure to famine increases risk of schizophrenia

... previous research suggesting a link between fetal nutritional deficiency and schizophrenia, according to a study...of which are yet firmly established, include fetal nutritional deficiency. A previous study found that there was twice the risk of schizophrenia among children con...

Research team receives $7.5 million to study cassava

...ill work with other experts to increase the root's nutritional value, its shelf life once harvested (cassava roots deteriorate in about two days unless they are properly processed after harvesting) and its resistance to geminivirus, a particularly devastating plant virus that can destroy up to 60 percent of a ca...

Progress on HIV/AIDS significant but insufficient

...y eliminating the cost of schooling and broadening nutritional programmes in schools, and strengthening prevention of mother-to-child transmission. In the round table concerning human rights with an emphasis on gender, it was stressed that human rights violations and inequality between men and women continued t...

A slight difference and significant similarities

...ntestinal flora and are therefore a very desirable nutritional component. Potatoes containing inulin were developed at the Max Planck Institute of Molecular Plant Physiology in Potsdam as early as 2000. The properties of these new fructan potatoes were investigated from 2001 to 2004 by the research group Forschu...

Leptin-signaling Protein Maintains Normal Body Weight And Energy Balance In Mice

...in processing and marketing could improve food and nutritional security for both producers (more income) and cons...s will have an impact on food availability and the nutritional status of the population. A system to monitor these impacts will help fisheries managers and other d...

Crisis in African fish supplies looms, experts warn Africa leaders

...in processing and marketing could improve food and nutritional security for both producers (more income) and cons...s will have an impact on food availability and the nutritional status of the population. A system to monitor these impacts will help fisheries managers and other d...

Investigating 'brain shrinkage' in alcoholics

...hlights were: - A number of toxic, metabolic, and nutritional factors interact in a complex way to cause brain damage in those individuals who abuse or are dependent on alcohol. "The exact ways in which alcohol damages the brain are uncertain," said Harper. "It might be that alcohol, or a metabolic byproduct o...

Study shows how retinoic acid enters a cell's nucleus

...istance to the treatment. Noa Noy, a professor of nutritional sciences at Cornell, and Richard Sessler, the paper's lead author and a graduate student in Noy's lab, wanted to learn how RA is transported into the cell's nucleus. The chemical structure of RA makes it hydrophobic, meaning it is barely soluble in w...

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