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Ghrelin in Medical News

Action of ghrelin hormone increases appetite and favors accumulation of abdominal fat

This release is available in Spanish . The ghrelin hormone not only stimulates the brain giving rise to an increase in appetite, but also favours the accumulation of lipids in visceral fatty tissue, located in the abdominal zone and considered to be the most harmful. This is the conclusio...

Appetite-stimulating hormone is first potential medical treatment for frailty in older women

...zations, disability, and death. Those who received ghrelin infusions consumed 51 percent more calories than t...wth hormone levels were also higher throughout the ghrelin infusion. "As Americans are increasingly livin...e randomized to receive an infusion of the hormone ghrelin or placebo. After a...

Vigorous Treadmill Workout Curbs Appetite Hormones

...e students' levels of two major appetite hormones: ghrelin (which stimulates appetite) and peptide YY (which ... During the treadmill session (aerobic exercise), ghrelin levels dropped and peptide YY levels increased, in...e. During the weightlifting (non-aerobic) session, ghrelin levels decreased, but there was no significant cha...

Drug Boosts Natural Growth Hormone in Seniors

...rowth hormone? In the current work, the authors had 65 healthy adults between the ages of 60 and 81 receive either a placebo or a so-called "oral ghrelin mimetic" called MK-677, over the course of one year. MK-677 is an experimental medication that prompts the body to release naturally produced growth h...

Scientists Develop New Strategy to Fight Obesity

...gs were published in this week's online issue of the Proceedings of the National Academy of Sciences . "Our study showed that this novel catalytic ghrelin antibody could specifically seek out and degrade ghrelin," co-lead investigator Kim Janda, a professor of chemistry, said in a news release from the i...

Johns Hopkins researchers suppress 'hunger hormone'

...icantly suppressing levels of the "hunger hormone" ghrelin in pigs using a minimally invasive means of chemic...the stomach. An estimated 90 percent of the body's ghrelin originates in the fundus, which can't make the hor...effect similar to bariatric surgery by suppressing ghrelin levels and subsequently lowering appetite." R...

Study shows that surgical weight loss does not eliminate obstructive sleep apnea

...ges from 55 percent to 90 percent. OSA itself may promote weight gain through ineffective sleep, impaired glucose metabolism and imbalances of leptin, ghrelin and orexin levels. "We were surprised by the severity of the residual sleep apnea in postoperative patients," said principal investigator Christop...

Scientists identify another piece of the weight-control puzzle

...es. "In the first stage, the brain receives sensory input from the body [including information provided by circulating hormones such as leptin and ghrelin and from fuels such as glucose and fatty acids]," says Lowell, who is also a Professor of Medicine at Harvard Medical School. In the second stage,...

Menstruation Cessation in Female Teen Athletes May Be Caused by Hormone

... ghrelin levels key to reduced estrogen in adolescents ...in females aged 12 to 18. In particular, levels of ghrelin were examined. ghrelin is a hormone that can cause reduce secretion of ho...

Hunger hormone increases during stress, may have antidepressant effect

... While levels of the so-called "hunger hormone" ghrelin are known to increase when a person doesn't eat, f...indings in mice suggest that chronic stress causes ghrelin levels to go up and that behaviors associated with depression and anxiety decrease when ghrelin levels rise. An unfortunate side effect, however, ...
Ghrelin in Medical Technology

Elixir Pharmaceuticals Presents Additional Preclinical Data Demonstrating the Potential of Ghrelin Antagonism to Regulate Metabolism, Body Weight and Glycemic Control

CAMBRIDGE, Mass.--(BUSINESS WIRE)--Jun 5, 2007 - Elixir Pharmaceuticals, Inc., announced today new preclinical data confirming ghrelin antagonism as a potential method for regulating metabolism, decreasing body weight and managing blood glucose. The data were presented in poster sessions during END...

Photos: Peptides Discovered to Alleviate Chemotherapy Side Effects

...ded to do," Dr. Tsai said. "Knowing that cancer patients often succumb to death due to weight loss, when we uncovered that AminoAct(TM) also increases ghrelin production, we were elated." The milk-based peptides in AminoAct(TM) are unlocked through a proprietary technology, and do not have adverse ef...

Emisphere Technologies, Inc. Reports Clinical Data on Oral Delivery of GLP-1 and PYY

... a plasma concentration of 629 pg/ml. In addition, there was a reduction of ghrelin in all groups administered PYY with the largest percent reduction in ghrelin levels observed in the 4 mg PYY dose. "This study showed for the first ti...

Elixir Pharmaceuticals Announces Clinical Data at American Diabetes Association Conference Highlighting Ability of Glufast to Maintain Glycemic Control in Patients with Type 2 Diabetes

...rogram, the Company has leveraged its knowledge of ghrelin biology and pharmacology and is advancing both ghrelin antagonists and agonists. The Company's ghrelin antagonist, EX-1350, is a proprietary, small molec...

Elixir Pharmaceuticals Presents Preclinical Data Highlighting Its Ghrelin Antagonist Program at the American Diabetes Association's Annual Meeting

...of two sets of preclinical data demonstrating that ghrelin antagonism may be a potential method for future tr...turally occurring hormone produced in the stomach, ghrelin is believed to act primarily at the level of the h...onstrated that, compared to normal (control) mice, ghrelin receptor (GhrR) knockout mice resist the developme...

Tranzyme Pharma Presents Initial Phase IIa Data for its Novel Ghrelin Agonist, TZP-101, in Patients with Diabetic Gastroparesis

...es, today announced positive results for its novel ghrelin agonist, TZP-101, in accelerating gastric emptying...in patients with severe diabetic gastroparesis, as ghrelin is one of the most attractive targets for the ther...travenous drug), Tranzyme is developing a new oral ghrelin agonist, TZP-102. Tranzyme expects to initiate Pha...
Ghrelin in Medical Products

Ghrelin, Total ELISA Test

Description:... ghrelin is a 28 amino-acid lipophilic peptide with a labil...has metabolic effects opposite to those of leptin. ghrelin stimulates food intake, enhances the use of carboh...cretion, and reduces locomotor activity. While ghrelin has potent growth hormone releasing properties com...
Company:Diagnostic Systems Laboratories, Inc.
Ghrelin in Medical Definition

Cachexia

... the eating disorder anorexia nervosa appear to have high plasma levels of ghrelin . ghrelin levels are also high in patients who have cancer-induced cachexia (Garcia...
Ghrelin in Biological News

Discovery may provide new treatments for alcohol dependence

... of the National Academy of Sciences ( PNAS ). ghrelin is a hormone produced by the stomach and, by signa...r Emil Egecioglu. They show that mice treated with ghrelin increase their alcohol consumption. When ghrelin's...actions are blocked, for example, by administering ghrelin receptor antagonists, mice no longer show preferen...

Fatty foods -- not empty stomach -- fire up hunger hormone

...f Cincinnati (UC) suggests that the hunger hormone ghrelin is activated by fats from the foods we eatnot thos... study's author says, turn the current model about ghrelin on its head and point to a novel stomach enzyme (GOAT) responsible for the ghrelin activation process that could be targeted in futur...

H. Pylori bacteria may help prevent some esophageal cancers

...y also work by decreasing the production of the hormone ghrelin, which is secreted from the stomach to stimulate appetite. A reduction in the level of ghrelin may lead to lower rates of obesity, an important risk factor for adenocarcinoma." H. pylori, estimated to be present in about half the world's popu...

Killer carbs -- Monash scientist finds the key to overeating as we age

...st at risk. The neurons that tell people in the crucial age range not to over-eat are being killed-off. "When the stomach is empty, it triggers the ghrelin hormone that notifies the brain that we are hungry. When we are full, a set of neurons known as POMC's kick in. "However, free radicals created nat...

Hunger hormone: Makes food more attractive

...ological Institute, McGill University reveals that ghrelin - a stomach hormone, acts on specific regions of t... hormone ghrelin. Our study demonstrates that ghrelin actually activates certain regions of the brain to...niversity and principal investigator in the study. ghrelin is a hormone that triggers hunger, and is secreted...

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

... issue of The Journal of Clinical Investigation. ghrelin was previously associated with growth hormone rele... In this study, Horvath and colleagues found that ghrelin could signal directly in the VTA region and activa...hways. "We found that if we selectively block ghrelin in this part of the brain, we can suppress feeding...

Sleep deprivation doubles risks of obesity in both children and adults

... short sleep duration may lead to obesity through an increase of appetite via hormonal changes caused by the sleep deprivation. Lack of sleep produces ghrelin which, among other effects, stimulates appetite and creates less leptin which, among other effects, suppresses appetite. However he says more research...

Learning and memory stimulated by gut hormone

..., and Neurobiology, first observed that peripheral ghrelin can enter the hippocampus and bind to local neuron...anced learning and memory performance. Because ghrelin is highest in the circulation during the day and w...ed in that phenomenon." Horvath said that high ghrelin levels or administration of ghrelin-like drugs cou...

An essential regulator of body weight revealed

...and satiety falls to a small cluster of about 5,000 cells in a region of the brain known as the arcuate nucleus. Hormones such as insulin, leptin, and ghrelin deliver information to the arcuate nucleus about whether the body has sufficient calories and nutrients. The brain, in turn, uses this information to ...
Ghrelin in Biological Technology

AEterna Zentaris: New Data Published on its Ghrelin Antagonist Compound, AEZS-123 (JMV2959), Supports its Use in Alcohol Addiction

Data published in July 7, 2009 Issue of Proceedings of the National Academy of Sciences QUEBEC CITY, July 7 /PRNewswire-FirstCall/ - AEterna Zentaris Inc. (NASDAQ: AEZS ; TSX: AEZ), a global biopharmaceutical company focused on endocrine therapy and oncology, today announced publi...

AEterna Zentaris Acquires All Assets from Ardana for Growth Hormone Secretagogue Compound, AEZS-130

...cology, today reported that after regaining from Ardana Biosciences Ltd. ("Ardana"), the worldwide rights to the growth hormone secretagogue ("GHS") / ghrelin agonist, AEZS-130, it has entered into an agreement with the administrators of Ardana to acquire all Ardana assets relating to AEZS-130 for $232,000. ...
Ghrelin in Biological Definition

Hormone

...d--the thyroid--hence increasing output of thyroid hormones. A recently identified and studied class of hormones is that of the "Hunger Hormones" - ghrelin , orexin and PYY 3-36 - and their antagonists - e.g. leptin . Spelling note Current North American and international usage is estrogen, go...
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