food 2 8

Tag: "food" at biology news

Brown seaweed contains promising fat fighter, weight reducer

...at the endogenous cannabinoid system helps control food intake, among other critical processes, by acting on cannabinoid receptors in the central nervous system. The system drives consumption of fat and calorie-rich foods and the amount of fat stored or expended and plays a significant role in energy hom...

Study shows enzyme builds neurotransmitters via newly discovered pathway

...at the endogenous cannabinoid system helps control food intake, among other critical processes, by acting on cannabinoid receptors in the central nervous system. The system drives consumption of fat and calorie-rich foods and the amount of fat stored or expended and plays a significant role in energy hom...

Rising ocean temperatures, pollution have oysters in hot water

...portant to a variety of marine life that serves as food for larger fish. It was within this context that the North Carolina team did their study. Warm water increases energy demand The researchers divided oysters into three groups. One group was acclimated to water that was 20° C (68°F), one to 24...

Technology exists to keep E. coli out of food

...ng study at the University of Minnesota, Extension food scientist Joellen Feirtag has been experimenting s...chemical activation system that disinfects, cleans food and wipes out E. coli. While electrolyzed water systems are not new, this system, developed by a t...

Some butterflies travel farther, reproduce faster

...rocky outcroppings containing plants that serve as food and provide a hospitable home for the butterfly la...ease and the disappearance of plants that serve as food and shelter. Populations established on an isolated patch may require a good flier to reach a new pa...

Hormone linked to brain's cravings for food and other energy sources

...hrelin, a hormone produced in the stomach, induces food intake and operates through a brain region that controls cravings for food and other energy sources, researchers at Yale School of Medicine report in the October 19 online iss...

Children of allergy sufferers prone to same problem

...he Swedes tested five allergens, two of which were food allergens. The Cincinnati results, however, show...ergies, were sensitized to one or more airborne or food allergens. Eighteen percent were positive to one or more airborne allergens, and 13.7 percent were p...

When the label says 'low fat,' calories can pile up, study says

...ell study. Further, a companion study finds, when food labels show serving sizes on such packaged low-fat snacks as granola or chocolates, normal-weight people tend not to overeat them while overweight people do. "This is a world of fat-free, carb-free and sugar-free products," said Brian Wansink, the ...

Detecting microalgae in coastal waters

...T). Microalgae are the foundation of the aquatic food web. However, 'blooms', which are very dense populations, lead to low oxygen "dead zones," fish kills, and-depending on the species-human health risks. To protect their communities, coastal managers must monitor and characterize algal populations th...

Poor athletic performance linked to vitamin deficiency

...id Manore. Athletes who restrict calories or limit food groups like dairy or meat have an increased chance of deficiency. Such athletes are often concerned about maintaining a low body weight for sports like gymnastics and wrestling. "The most vulnerable people are often the individuals society expects...

Extreme environment changes fish appearance

...like the wild Devils Hole pupfish. "Restricting food availability and raising the temperature just a few degrees shifts morphology dramatically," Lema said. The findings have implications for conserving species, Lema said. On one hand, the fish may be more adaptable to changing conditions than th...

Nano-devices hold promise for early-stage cancer detection

...tages. They will also detect harmful pathogens in food and water. Engineering researchers at McMaster University will be escalating efforts to develop these micro- and nanotechnology-based bio-sensors and imaging devices through the support of a recently announced $4.25 million grant from the Canada Fou...

Friendly bacteria in alcoholic milkshake could fight food allergies

...es alcoholic milk may help to protect against some food allergies. Kefir, a traditional fermented drink, i... young children. Kefir is also reported to prevent food antigens from passing through the intestinal wall. Liu believes that the milky drink could be a p...

Fighting like a girl or boy determined by gene in fruit flies

...tterns. They stage male fights on bottle-cap-sized food cups decorated with a headless female (a live female will fly away, leaving males nothing to fight over). Female flies fight over an extra dab of fresh yeast paste ?their version of dark chocolate, Kravitz said. The flies are videotaped. The movies a...

Holiday gluttony can spell disaster for undiagnosed diabetics

...meal times. Avoid fast food. At parties, cut food portions in half or don't eat large portions of food, even healthy food. Eat skinless chicken or turkey. Use low-calorie ingredients when making treats. Exercise regularly. Go on walks to see holiday displays. If you are an appropriate...

Genomic comparison of lactic acid bacteria published

...our world would be without the contribution to our food supply of such benign microbial players as lactic ...ease our understanding of their role in industrial food production, leading to more optimized production schemes. For example, a better understanding of th...

Pleasure and pain: Study shows brain's 'pleasure chemical' is involved in response to pain too

...n observed to respond to positive stimuli, such as food or sex. But when the researchers induced pain in the volunteers' jaw muscle, and asked them to rate different aspects of how they were feeling, differences emerged in specific sub-areas of the basal ganglia. For example, the more a person rated t...

New moth variety disarms plants guarded by selenium

...and that such adaptation potentially echoes in the food web as other predators and parasites may in turn e...m hyperaccumulation may spread within parts of the food web. The authors point out that in a broader context, the findings potentially have implications ...

Psst! Coffee drinkers: Fruit flies have something to tell you about caffeine

...l and his colleagues kept 50 fruit flies away from food overnight and for breakfast gave the starved flies 90 minutes to eat as much as they wanted of either or both of two concoctions: a blue-colored mixture of sugar and agar and a red-colored mixture of caffeine, sugar and agar. The researchers then fli...

New dwarf buffalo discovered by chance in the Philippines

...y-size changes. On islands where there is limited food and a small population, large mammals often evolve...s to be large to avoid being eaten) and/or limited food (smaller animals require less food). The research could provide insights into debates on the evol...

1 2 3 4 5 6 7 8 9 10