2011年6月9日星期四

Fat Brown cells may one day help Combat obesity (HealthDay)

(Sunday, June 5, HealthDay News) - the human body has two types of FAT: the "bad" kind white that stores the calories and the "good" Brown type that consumes the. Now, researchers say that it is actually possible to do more contents fat brown to help people lose weight.

"We are now more optimistic that brown fat could be used to treat obesity and diabetes," study author main Dr. Aaron Cypess, Professor at Harvard Medical School and the Joslin Diabetes Center in Boston, said in a press release of the endocrine society.

In 2009, Cypess showed that while adults tend to be much more fat white that they Brown, have some Brown fat in an area extending from the front of their neck to the chest.

Now, in a follow-up study, scheduled for presentation Sunday at the system company endocrine meeting in Boston, found Cypess more good Brown fat cells exist also in deep fat. In fact, some of them have been effectively mixed with white fat cells.

"It's a mottling at the cellular level," Cypess said in the press release. "We we're requested: would be step wonderful if you could grow more contents fat brown." "The answer is Yes."

Researchers have increased of mature human cells of brown adipose tissue of preadipocytes, or pre-fat cells, taken from a fresh sample of Brown fat. Cypess stressed that the process, which takes about two weeks in a laboratory, would be probably more quickly in the body.

By measuring the rate of oxygen consumption of fat cells, the researchers have also demonstrated that Brown fat actually burn a large number of calories. Although the study found that stimulating the growth of additional Brown fat can be a promising treatment for obesity, the researchers noted that do more than fat is not a substitute for a healthy diet and exercise.

"As powerful as that Brown fat might be combustion calories, we can easily eat-out the advantage," Cypess warned.

Because this study was presented at a medical meeting, the conclusions should be considered preliminary until they are published in a refereed journal.

More information

The Centers for Disease Control and Prevention provides more information on the causes and consequences of obesity.


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