Appetite News and Research

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Identification of CPT1c gene that the brain needs to manage body weight

Working with genetically engineered mice, Johns Hopkins scientists have interfered with the brain's ability to control an animal's response to a high-fat diet.

3 May 2006

New research links metabolism and appetite suppression, opening door to obesity treatments

A team led by a Canadian researcher has discovered a process by which a small protein acts directly within muscles to increase the body's metabolism to burn fat while simultaneously suppressing appetite.

19 Apr 2006

Hap1 protein could lead to future drug targets for eating disorders

Researchers have discovered how the protein Hap1, which is abundant in the brain's hypothalamus, serves as the link between circulating insulin in the blood and the neural circuitry that controls feeding behavior in mice.

16 Apr 2006

The less a child sleeps, the more likely he or she is to become overweight

The risk of becoming overweight is 3.5 times higher in children who get less sleep than in those who sleep a lot, according to researchers Jean-Philippe Chaput, Marc Brunet, and Angelo Tremblay.

16 Apr 2006

Research provides clues to obesity's cause

Hot fudge sundaes and french fries aside, new research suggests obesity is due at least in part to an attraction between leptin, the hormone that signals the brain when to stop eating, and a protein more recently associated with heart disease.

13 Apr 2006

U.S. watchdog says Xenical should be withdrawn

A consumer watchdog group in the U.S., Public Citizen, has petitioned the U.S. Food and Drug Administration (FDA) to withdraw the prescription diet drug Xenical (orlistat) from the market; the group also want the FDA to refuse approval for the weight-loss pill to be made widely available over the counter.

11 Apr 2006

Leptin may lead to new approaches for curbing appetite

11 Apr 2006

Starvation activates MAP Kinase through the muscarinic acetylcholine pathway in Caenorhabditis elegans pharynx

New evidence in Cell Metabolism reveals a molecular mechanism that may play a general role in animals' ability to respond appropriately when starved.

7 Apr 2006

Caenorhabditis elegans helps unravel mechanisms of hunger

In research that may have implications for studying eating disorders in humans, a worm the size of a pinhead is helping researchers at UT Southwestern Medical Center unravel the mechanisms of hunger.

6 Apr 2006

If you're middle age and sleep five or less hours a night, you may be increasing your risk of developing high blood pressure

"Sleep allows the heart to slow down and blood pressure to drop for a significant part of the day," said James E. Gangwisch, PhD, lead author of the study and post-doctoral fellow in the psychiatric epidemiology training (PET) program at the Mailman School.

4 Apr 2006

Researchers reverse juvenile diabetes in animal model

Groundbreaking human clinical trial for type 1 diabetes to start this spring in Pittsburgh - Children's Hospital of Pittsburgh of UPMC researchers reverse juvenile diabetes in animal model; Phase 1 clinical trial approved by FDA.

4 Apr 2006

Pine nut oil boosts appetite suppressors

In the face of the growing obesity health challenge, "appetite suppressants are increasingly interesting because they work on the very simple premise of 'What you don't eat now, you won't need to lose later,'" Alexandra Einerhand, director, nutrition and toxicology-Europe at Lipid Nutrition notes.

4 Apr 2006

Newly discovered genetic mechanism in poultry can provide more insights to complex diseases

Scientists from Uppsala University, the Swedish University of Agricultural Sciences, and the U.S. have identified a genetic mechanism that regulates growth in chickens.

13 Mar 2006

Novel compound may help fight obesity

A new study reveals an attractive new target for therapies aimed at the treatment of obesity and related metabolic disorders, researchers report in the March Cell Metabolism.

9 Mar 2006

A less active brain serotonin system is associated with early hardening of the arteries

These findings, which are the first to establish a link between serotonin messages in the brain and atherosclerosis, could lead to an entirely new strategy for preventing heart disease and stroke, say the researchers.

7 Mar 2006

Cannabis destroys cancer cells

Researchers investigating the role of cannabis in cancer therapy reveal it has the potential to destroy leukaemia cells, in a paper published in the March 2006 edition of Letters in Drug Design & Discovery.

1 Mar 2006

We may learn best on an empty stomach!

Researchers at Yale School of Medicine have found evidence that a hormone produced in the stomach directly stimulates the higher brain functions of spatial learning and memory development.

23 Feb 2006

Concern grows over possible bird flu spread in West Africa

The FAO has expressed growing concern that the bird flu virus H5N1 may spread to other countries in West Africa following the discovery of the virus in Nigeria last week. The effects on a region already facing severe malnutrition would be devastating, the UN agency warned.

21 Feb 2006

Chewing gum after bowel surgery gets you out of hospital sooner

According to a team of doctors at Santa Barbara Cottage Hospital in California, patients who chew gum following intestinal surgery leave hospital sooner.

21 Feb 2006

Orexin's role in developing addiction

A molecule in the brain essential for wakefulness and appetite has been found to play a central role in strengthening the neuron connections that lead to addiction.

17 Feb 2006