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Tag: "weight" at biology news

Soils offer new hope as carbon sink

...the equivalent of compost applications of the same weight every year for decades. "For the environment, it means soil carbon emissions can be reduced because rapidly decomposing carbon forms are being replaced by stable ones in the form of agrichar." Unfortunately, agrichar is not widely available. BE...

How to lose weight and not go hungry: HU researcher develops drug that mimics feeling of 'fullness'

...of Jerusalem feels he has come up with a practical weight loss solution for the obese person without his hav...rder to curb his appetite, thus leading to natural weight loss. In experiments with mice, it was shown that a single oral administration of BL-3020 led to red...

Study investigates 'divorce' among Galapagos seabirds

... a quality that can vary with time, may carry more weight with a mate than stellar genes or past breeding success, Maness said. She used 14 years of data on about 950 males and 700 females in the study. During that time, the majority of the females in this group gambled on a new mate, sometimes one that ...

Runners -- Let thirst be your guide

...ot excrete, he says. “No one should be gaining any weight during these events,” according to Verbalis, “and ...g a sweat test. This involves recording a person’s weight digitally, then running on a treadmill for an hour and recording their ending weight after toweling ...

Fat fish put obesity on the hook

...e the development of new drugs to help people lose weight and keep it off. According to corresponding autho...led the “adipostat.” The adipostat regulates body weight homeostatically, like the thermostat in a house, and works to keep long-term energy stores—a.k.a. bo...

Genome of Clostridium botulinum reveals the background to world's deadliest toxin

... of Clostridium botulinum and less than 2 kg — the weight of two bags of sugar — is enough to kill every person on the planet. Very small amounts of the same toxin are used in medical treatments, one of which is known as Botox®. The genome sequence shows that C. botulinum doesn’t have subtle tools to evade...

Hawaiian treasure, macadamia nuts good for the heart

...each participant so that they did not gain or lose weight during the study. Both diets were matched for total fat, containing 33 percent calories from total fat. The Heart Healthy diet with macadamia nuts had 7 percent saturated fat, 18 percent monounsaturated fat and 5 percent polyunsaturated fat. The stan...

Fat screen delivers plant-derived chemical with antidiabetic effects

...imited by adverse effects such as fluid retention, weight gain, congestive heart failure, liver toxicity, and potential cancer risks, the researchers said. Therefore, alternative approaches to treating insulin resistance are needed. The researchers speculated that other small molecules that promote fat t...

100 percent of pregnant women have at least one kind of pesticide in their placenta

...we find an older age, higher body mass index, less weight gained during pregnancy, lower educational level, ...orkplace exposure, first-time motherhood and lower weight in babies. "Serious effects on the baby" According to María José López, "we do not really kn...

Chemical maps hint at drug's effects on schizophrenia

...the older antipsychotics, but several still induce weight gain and diabetes. Schizophrenic patients were found to have lower levels of the lipids used to make membranes involved in storing and communicating information in the brain. These lipid changes were partially reversed in patients treated with ant...

Iowa State scientists demonstrate first use of nanotechnology to enter plant cells

...ot only prevented chemical leakage, but also added weight to the nanoparticles, enabling their delivery into the plant cell with the standard gene gun. The biologists successfully used the technology to introduce DNA and chemicals to Arabidopsis, tobacco and corn plants. "The most tremendous advanta...

Rapid response was crucial to containing the 1918 flu pandemic

...h studies say. In particular, the two studies lend weight to guidance that the Centers for Disease Control and Prevention recently released on the use of nonpharmaceutical interventions during a pandemic ( http://www.pandemicflu.gov/plan/community/mitigation.html ), which recommends precisely such a rapid e...

Male owls pitch their hoots to advertise body weight to competitors

...at the pitch of the vocalization reflects the body weight of the male: the heavier the male, the lower the p...males attend to pitch information advertising body weight in the calls of their competitors. The authors also found that the territory owners give slightly lo...

BMI not accurate indicator of body fat

... BMI is determined by this equation: A person's weight divided by his or her height squared. Generally a ...de and Pivarnik used carefully measured height and weight to calculate BMI in more than 400 college-age people. They then used a standard method of measuring ...

In obesity, brain becomes 'unaware' of fat

...ording to the researchers. In most adults, body weight is relatively constant despite large variations in... restoring the hormone might have been a means for weight loss. It soon became clear that there was a problem: obesity isn’t the result of a lack of leptin...

The penalty of having a sister -- why sibling sex matters for male saiga antelopes

...imated: "Even a relatively small decrease in birth weight is likely to have an amplified negative effect on ...s in the population, and because the optimal birth weight for males and females of the species are dramatically different. The researchers' study of female...

Children who sleep more weigh less

...y to add to other efforts to help reduce childhood weight problems.?...

How badger culling creates conditions for spread of bovine TB

...urbation. The results presented in this paper lend weight to this argument." "The development of successful strategies for the control of TB in badgers and transmission to cattle will require serious consideration of the likely impact of any interventions on badger social organization," the authors say. ...

Elucidation of the genome for diabetics with DNA chips

...individuals become hyperglycaemic when they put on weight and are resistant to the insulin they produce. The team of Philippe Froguel was the first to identify a gene associated with DT2 ?that encoding glucokinase ?in 1992. Several other such genes have since been discovered, but together these genes accoun...

20-year study shows significant rise in childhood obesity, especially among girls

...ds, as parents have a tendency to under-report the weight of obese children and are less likely to take part...lifestyles. We should point out, however, that the weight data was missing from a greater percentage of the 16 year-olds' records in 2002 and this could be be...

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