Investigation of Neuro-hormonal Mechanisms of Hunger, Fullness and Obesity.

NCT ID: NCT01008371

Last Updated: 2013-05-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Study Classification

OBSERVATIONAL

Study Start Date

2009-10-31

Study Completion Date

2013-03-31

Brief Summary

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The purpose of this study is to determine abnormal neuro-hormonal mechanisms that may impair the ability to feel full and which therefore, may lead to obesity.

Detailed Description

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Conditions

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Obesity Gastric Emptying Anxiety Depression Panic Disorder

Study Design

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Observational Model Type

CASE_CONTROL

Study Time Perspective

CROSS_SECTIONAL

Study Groups

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Obese

Healthy obese subjects

No interventions assigned to this group

Non-obese

Healthy non-obese subjects

No interventions assigned to this group

Eligibility Criteria

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Inclusion Criteria

* Males and females 18 to 65 years of age.
* Obese Subjects with BMI \>40.
* Normal weight subjects with BMI = 18.5-24.9

Exclusion Criteria

* Age younger than 18 years and over 65 years of age.
* Current use of narcotics or morphine
* Previous gastric surgery
* Presence of the following disorders that are known to cause functional gastric stasis syndromes: Diabetes Mellitus, Hypothyroidism, Progressive Systemic Sclerosis, Systemic Lupus Erythematosus, Dermatomyositis, Familial Dysautonomia, Pernicious Anemia, Bulbar poliomyelitis, Amyloidosis, Gastric Ulcer, Post-vagotomy, Tumor-associated gastroparesis, Fabry disease, Myotonic Dystrophy, Post-operative ileus, Gastroenteritis.
* Presence of the following disorders that are known to cause delayed gastric emptying: peptic ulceration, recent surgery, pyloric hypertrophy, post-radiotherapy, ileus, anorexia nervosa, acute viral infections.
* Presence of the following disorders that are known to cause rapid gastric emptying: Pyloroplasty, Hemigastrectomy, Duodenal ulcer, Gastrinoma (Zollinger-Ellison syndrome), Hyperthyroidism
* Current use of Thyroxine as it is known to cause rapid gastric emptying
* Current or recent (within the last 2 weeks) use of anti-spasmodics or pro-kinetic medications.
* Current use of Hyperalimentation
* Presence of any metabolic disorder, such as: hyperglycemia, acidosis, hypokalemia, hypercalcemia, hepatic coma or myxedema.
* Current use of estrogen or progesterone
* Current use of the following drugs that are known to delay gastric emptying: Nifedipine, beta-adrenergic agonists, Isoproterenol, Theophylline, Sucralfate, anticholinergics, Levodopa, diazepam, tricyclic antidepressants, phenothiazine, Progesterone, oral contraceptives, alcohol, nicotine, opiates.
* Allergy to eggs or wheat.
* Pregnancy.
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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National Institutes of Health (NIH)

NIH

Sponsor Role collaborator

Society of Nuclear Medicine

UNKNOWN

Sponsor Role collaborator

Medical University of South Carolina

OTHER

Sponsor Role lead

Responsible Party

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Medical University of South Carolina

Principal Investigators

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Kelly A Holes-Lewis, M.D.

Role: PRINCIPAL_INVESTIGATOR

Medical University of South Carolina

Thomas W Uhde, M.D.

Role: STUDY_CHAIR

Medical University of South Carolina

Locations

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Medical University of South Carolina

Charleston, South Carolina, United States

Site Status

Countries

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United States

References

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Flegal KM, Graubard BI, Williamson DF, Gail MH. Cause-specific excess deaths associated with underweight, overweight, and obesity. JAMA. 2007 Nov 7;298(17):2028-37. doi: 10.1001/jama.298.17.2028.

Reference Type BACKGROUND
PMID: 17986696 (View on PubMed)

Clinical guidelines on the identification, evaluation, and treatment of overweight and obesity in adults: executive summary. Expert Panel on the Identification, Evaluation, and Treatment of Overweight in Adults. Am J Clin Nutr. 1998 Oct;68(4):899-917. doi: 10.1093/ajcn/68.4.899. No abstract available.

Reference Type BACKGROUND
PMID: 9771869 (View on PubMed)

Valassi E, Scacchi M, Cavagnini F. Neuroendocrine control of food intake. Nutr Metab Cardiovasc Dis. 2008 Feb;18(2):158-68. doi: 10.1016/j.numecd.2007.06.004. Epub 2007 Dec 3.

Reference Type BACKGROUND
PMID: 18061414 (View on PubMed)

Burton-Freeman B, Davis PA, Schneeman BO. Plasma cholecystokinin is associated with subjective measures of satiety in women. Am J Clin Nutr. 2002 Sep;76(3):659-67. doi: 10.1093/ajcn/76.3.659.

Reference Type BACKGROUND
PMID: 12198015 (View on PubMed)

Konturek SJ, Konturek JW, Pawlik T, Brzozowski T. Brain-gut axis and its role in the control of food intake. J Physiol Pharmacol. 2004 Mar;55(1 Pt 2):137-54.

Reference Type BACKGROUND
PMID: 15082874 (View on PubMed)

Rehfeld JF. Accurate measurement of cholecystokinin in plasma. Clin Chem. 1998 May;44(5):991-1001.

Reference Type BACKGROUND
PMID: 9590372 (View on PubMed)

Liddle RA, Morita ET, Conrad CK, Williams JA. Regulation of gastric emptying in humans by cholecystokinin. J Clin Invest. 1986 Mar;77(3):992-6. doi: 10.1172/JCI112401.

Reference Type BACKGROUND
PMID: 3949984 (View on PubMed)

McCann UD, Slate SO, Geraci M, Roscow-Terrill D, Uhde TW. A comparison of the effects of intravenous pentagastrin on patients with social phobia, panic disorder and healthy controls. Neuropsychopharmacology. 1997 Mar;16(3):229-37. doi: 10.1016/S0893-133X(96)00197-2.

Reference Type BACKGROUND
PMID: 9138439 (View on PubMed)

Zhang W, Gardell S, Zhang D, Xie JY, Agnes RS, Badghisi H, Hruby VJ, Rance N, Ossipov MH, Vanderah TW, Porreca F, Lai J. Neuropathic pain is maintained by brainstem neurons co-expressing opioid and cholecystokinin receptors. Brain. 2009 Mar;132(Pt 3):778-87. doi: 10.1093/brain/awn330. Epub 2008 Dec 2.

Reference Type BACKGROUND
PMID: 19050032 (View on PubMed)

Moran TH, Dailey MJ. Minireview: Gut peptides: targets for antiobesity drug development? Endocrinology. 2009 Jun;150(6):2526-30. doi: 10.1210/en.2009-0003. Epub 2009 Apr 16.

Reference Type BACKGROUND
PMID: 19372201 (View on PubMed)

Konturek PC, Konturek JW, Czesnikiewicz-Guzik M, Brzozowski T, Sito E, Konturek SJ. Neuro-hormonal control of food intake: basic mechanisms and clinical implications. J Physiol Pharmacol. 2005 Dec;56 Suppl 6:5-25.

Reference Type BACKGROUND
PMID: 16340035 (View on PubMed)

Little TJ, Russo A, Meyer JH, Horowitz M, Smyth DR, Bellon M, Wishart JM, Jones KL, Feinle-Bisset C. Free fatty acids have more potent effects on gastric emptying, gut hormones, and appetite than triacylglycerides. Gastroenterology. 2007 Oct;133(4):1124-31. doi: 10.1053/j.gastro.2007.06.060. Epub 2007 Jul 3.

Reference Type BACKGROUND
PMID: 17919488 (View on PubMed)

Monstein HJ, Grahn N, Truedsson M, Ohlsson B. Oxytocin and oxytocin-receptor mRNA expression in the human gastrointestinal tract: a polymerase chain reaction study. Regul Pept. 2004 Jun 15;119(1-2):39-44. doi: 10.1016/j.regpep.2003.12.017.

Reference Type BACKGROUND
PMID: 15093695 (View on PubMed)

Ohlsson B, Forsling ML, Rehfeld JF, Sjolund K. Cholecystokinin stimulation leads to increased oxytocin secretion in women. Eur J Surg. 2002;168(2):114-8. doi: 10.1080/11024150252884340.

Reference Type BACKGROUND
PMID: 12113268 (View on PubMed)

Borg J, Melander O, Johansson L, Uvnas-Moberg K, Rehfeld JF, Ohlsson B. Gastroparesis is associated with oxytocin deficiency, oesophageal dysmotility with hyperCCKemia, and autonomic neuropathy with hypergastrinemia. BMC Gastroenterol. 2009 Feb 25;9:17. doi: 10.1186/1471-230X-9-17.

Reference Type BACKGROUND
PMID: 19243587 (View on PubMed)

Runge CF. Economic consequences of the obese. Diabetes. 2007 Nov;56(11):2668-72. doi: 10.2337/db07-0633. Epub 2007 Jun 29.

Reference Type BACKGROUND
PMID: 17601989 (View on PubMed)

Dall TM, Fulgoni VL 3rd, Zhang Y, Reimers KJ, Packard PT, Astwood JD. Potential health benefits and medical cost savings from calorie, sodium, and saturated fat reductions in the American diet. Am J Health Promot. 2009 Jul-Aug;23(6):412-22. doi: 10.4278/ajhp.080930-QUAN-226.

Reference Type BACKGROUND
PMID: 19601481 (View on PubMed)

Zwirska-Korczala K, Konturek SJ, Sodowski M, Wylezol M, Kuka D, Sowa P, Adamczyk-Sowa M, Kukla M, Berdowska A, Rehfeld JF, Bielanski W, Brzozowski T. Basal and postprandial plasma levels of PYY, ghrelin, cholecystokinin, gastrin and insulin in women with moderate and morbid obesity and metabolic syndrome. J Physiol Pharmacol. 2007 Mar;58 Suppl 1:13-35.

Reference Type BACKGROUND
PMID: 17443025 (View on PubMed)

Abell TL, Camilleri M, Donohoe K, Hasler WL, Lin HC, Maurer AH, McCallum RW, Nowak T, Nusynowitz ML, Parkman HP, Shreve P, Szarka LA, Snape WJ Jr, Ziessman HA; American Neurogastroenterology and Motility Society and the Society of Nuclear Medicine. Consensus recommendations for gastric emptying scintigraphy: a joint report of the American Neurogastroenterology and Motility Society and the Society of Nuclear Medicine. J Nucl Med Technol. 2008 Mar;36(1):44-54. doi: 10.2967/jnmt.107.048116. Epub 2008 Feb 20.

Reference Type BACKGROUND
PMID: 18287197 (View on PubMed)

Other Identifiers

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19449

Identifier Type: -

Identifier Source: org_study_id

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