Research Topics
| RUDOLPH L contact LEIBELSummaryAffiliation: Columbia University Country: USA Publications
Research Grants
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Detail Information
Publications
Effects of ambient temperature on adaptive thermogenesis during maintenance of reduced body weight in miceYann Ravussin
Department of Pediatrics, Division of Molecular Genetics, Columbia University, College of Physicians and Surgeons, New York, New York, USA
Am J Physiol Regul Integr Comp Physiol 303:R438-48. 2012....
Identifying functional relationships among human genes by systematic analysis of biological literatureYong Chuan Tao
Life Science Informatics Unit, Functional Genomics Area, Novartis Pharmaceuticals, Summit, NJ 07901, USA
BMC Bioinformatics 3:16. 2002....
The molecular genetics of rodent single gene obesitiesR L Leibel
Columbia University, New York, New York 10032, USA
J Biol Chem 272:31937-40. 1997
Molecular physiology of weight regulation in mice and humansR L Leibel
Division of Molecular Genetics and Naomi Berrie Diabetes Center, Columbia University College of Physicians and Surgeons, New York, NY 10032, USA
Int J Obes (Lond) 32:S98-108. 2008..This paper reviews the history of the rationale and methodology of the cloning of leptin (Lep) and the leptin receptor (Lepr), and describes some of the clinical investigation characterizing this axis...
Effects of experimental weight perturbation on skeletal muscle work efficiency, fuel utilization, and biochemistry in human subjectsRochelle Goldsmith
Department of Medicine, Division of Exercise Physiology, New York, New York, USA
Am J Physiol Regul Integr Comp Physiol 298:R79-88. 2010....
Regulation of Fto/Ftm gene expression in mice and humansGeorge Stratigopoulos
Division of Molecular Genetics, Naomi Berrie Diabetes Center, Columbia University, New York, New York 10032, USA
Am J Physiol Regul Integr Comp Physiol 294:R1185-96. 2008..quot; FTM has recently been shown to be a ciliary basal body protein...
Effects of obesity on the relationship of leptin mRNA expression and adipocyte size in anatomically distinct fat depots in miceKai Ying Guo
Division of Molecular Genetics, Columbia Univ, College of Physicians and Surgeons, Russ Berrie Pavilion, 1150 St Nicholas Ave, New York, NY 10032, USA
Am J Physiol Regul Integr Comp Physiol 287:R112-9. 2004....
The links between obesity, leptin, and prostate cancerWendy K Chung
Division of Molecular Genetics and the Naomi Berrie Diabetes Center, Columbia University College of Physicians and Surgeons, Russ Berrie Medical Science Pavilion, New York, New York 10032, USA
Cancer J 12:178-81. 2006
Monoclonal antibody antagonists of hypothalamic FGFR1 cause potent but reversible hypophagia and weight loss in rodents and monkeysHaijun D Sun
ImClone Systems Inc, 180 Varick St, New York, NY 10014, USA
Am J Physiol Endocrinol Metab 292:E964-76. 2007..Our data suggest that FGF signaling through FGFR1c may play a physiological role in hypothalamic feeding circuit and that blocking it leads to hypophagia and weight loss...
An apparent role for Alox15 in the pathogenesis of diabetes in the NOD mouse: parsing the supporting genetic dataStuart P Weisberg
Division of Molecular Genetics, Naomi Berrie Diabetes Center, Columbia University, New York, New York 10032, USA
Diabetes 57:1-2. 2008
Leptin reverses weight loss-induced changes in regional neural activity responses to visual food stimuliMichael Rosenbaum
Department of Pediatrics, Division of Molecular Genetics, Naomi Berrie Diabetes Center, Columbia University Medical Center New York Presbyterian Medical Center, New York, New York, USA
J Clin Invest 118:2583-91. 2008..These data are consistent with a model of the weight-reduced state as one of relative leptin deficiency...
Long-term persistence of adaptive thermogenesis in subjects who have maintained a reduced body weightMichael Rosenbaum
Columbia University College of Physicians and Surgeons, New York Presbyterian Medical Center, New York, NY 10032, USA
Am J Clin Nutr 88:906-12. 2008..An important clinical issue is whether this reduction, which predisposes to weight regain, persists over time...
Cut-like homeobox 1 (CUX1) regulates expression of the fat mass and obesity-associated and retinitis pigmentosa GTPase regulator-interacting protein-1-like (RPGRIP1L) genes and coordinates leptin receptor signalingGeorge Stratigopoulos
Division of Molecular Genetics, Department of Pediatrics and Naomi Berrie Diabetes Center, Columbia University, New York, New York 10032, USA
J Biol Chem 286:2155-70. 2011....
Considerations regarding the genetics of obesityWendy K Chung
Division of Molecular Genetics, Department of Pediatrics, Naomi Berrie Diabetes Center, Columbia University College of Physicians and Surgeons, New York, New York, USA
Obesity (Silver Spring) 16:S33-9. 2008..New analytic tools will have to be developed to permit the necessary analysis of the gene x gene interactions that must ultimately convey aggregate genetic effects on adiposity...
Analysis of 30 genes (355 SNPS) related to energy homeostasis for association with adiposity in European-American and Yup'ik Eskimo populationsWendy K Chung
Columbia University Medical Center, New York, NY 10032, USA
Hum Hered 67:193-205. 2009..Human adiposity is highly heritable, but few of the genes that predispose to obesity in most humans are known. We tested candidate genes in pathways related to food intake and energy expenditure for association with measures of adiposity...
Energy intake in weight-reduced humansMichael Rosenbaum
Department of Medicine, College of Physicians and Surgeons, Columbia University, New York, NY, USA
Brain Res 1350:95-102. 2010..Much of this biological opposition to sustained weight loss is mediated by the adipocyte-derived hormone "leptin."..
The mahoganoid mutation (Mgrn1md) improves insulin sensitivity in mice with mutations in the melanocortin signaling pathway independently of effects on adiposityLoan K Phan
Department of Pediatrics, Columbia University, New York, NY, USA
Am J Physiol Endocrinol Metab 291:E611-20. 2006..The effect of Mgrn1(md) on insulin sensitivity of Mc4r-null mice suggests that Mgrn1(md) may be increasing insulin sensitivity via the hypothalamic melanocortin-3 receptor pathway...
Low-dose leptin reverses skeletal muscle, autonomic, and neuroendocrine adaptations to maintenance of reduced weightMichael Rosenbaum
Columbia University College of Physicians and Surgeons, New York, New York 10032, USA
J Clin Invest 115:3579-86. 2005..These responses suggest that the weight-reduced state may be regarded as a condition of relative leptin insufficiency. Prevention of weight regain might be achievable by strategies relevant to reversing this leptin-insufficient state...
Effects of experimental weight perturbation on skeletal muscle work efficiency in human subjectsMichael Rosenbaum
Div of Molecular Genetics, Russ Berrie Medical Science Pavilion, 6th Fl, 1150 St Nicholas Ave, New York, NY 10032, USA
Am J Physiol Regul Integr Comp Physiol 285:R183-92. 2003..8 (20.5)%, P = 0.043]. Changes in muscle efficiency at altered body weight accounted for 35% of the change in daily energy expended in physical activity...
Molecular physiology of syndromic obesities in humansWendy K Chung
Division of Molecular Genetics and the Naomi Berrie Diabetes Center, Columbia University Medical College, Russell Berrie Medical Science Pavilion, Room 620, 1150 St Nicholas Avenue, New York, NY 10032, USA
Trends Endocrinol Metab 16:267-72. 2005..Although rare, the study of syndromic forms of obesity provides insight into underlying molecular and physiological mechanisms by which adiposity is regulated through food intake, energy expenditure and partitioning of stored calories...
Body fat redistribution after weight gain in women with anorexia nervosaLaurel Mayer
Department of Psychiatry, Columbia University, New York, NY, USA
Am J Clin Nutr 81:1286-91. 2005..Increasing evidence suggests that the fat distribution immediately after weight restoration in patients with AN differs from the distribution typical of healthy adult women...
Determinants of leptin gene expression in fat depots of lean miceYiying Zhang
Division of Molecular Genetics, Department of Pediatrics, and the Naomi Berrie Diabetes Center, Columbia University College of Physicians and Surgeons, New York 10032, USA
Am J Physiol Regul Integr Comp Physiol 282:R226-34. 2002..The strong correlation between leptin gene expression and adipocyte volume supports leptin's physiological role as a humoral signal of fat mass...
Low dose leptin administration reverses effects of sustained weight-reduction on energy expenditure and circulating concentrations of thyroid hormonesMichael Rosenbaum
Columbia University, New York, New York, USA
J Clin Endocrinol Metab 87:2391-4. 2002..These data indicate that decrease leptin concentrations resulting from loss of fat mass account for some aspects of the endocrine/metabolic phenotype associated with the weight-reduced state...
Obesity is associated with macrophage accumulation in adipose tissueStuart P Weisberg
Division of Moleuclar Genetics, Department of Pediatrics, Columbia University, New York, New York 10032, USA
J Clin Invest 112:1796-808. 2003..Adipose tissue macrophage numbers increase in obesity and participate in inflammatory pathways that are activated in adipose tissues of obese individuals...
Functional consequences of the human leptin receptor (LEPR) Q223R transversionGeorge Stratigopoulos
Department of Pediatrics, Division of Molecular Genetics, Naomi Berrie Diabetes Center, Columbia University, New York, New York, USA
Obesity (Silver Spring) 17:126-35. 2009..We conclude that Q223R is unlikely to play a significant role in regulation of human adiposity. This approach to vetting of human allelic variation might be more widely used...
The role of leptin in the control of body weightRudolph L Leibel
Department of Pediatrics, Columbia University College of Physicians and Surgeons, New York, NY 10032, USA
Nutr Rev 60:S15-9; discussion S68-84, 85-7. 2002..High concentrations often produce minimal effects, whereas low concentrations provoke strong counterregulatory responses. A model and rationale for the physiology is presented...
To eat or not to eat - how the gut talks to the brainJudith Korner
College of Physicians and Surgeons, Columbia University, New York, USA
N Engl J Med 349:926-8. 2003
CCR2 modulates inflammatory and metabolic effects of high-fat feedingStuart P Weisberg
Department of Medicine, Naomi Berrie Diabetes Center, Columbia University College of Physicians and Surgeons, New York, New York 10032, USA
J Clin Invest 116:115-24. 2006....
The molecular genetics of the melanocortin pathway and energy homeostasisRudolph L Leibel
Columbia University, Division of Molecular Genetics and Naomi Berrie Diabetes Center, 1150 St Nicholas Avenue, Room 620, New York, New York 10032, USA
Cell Metab 3:79-81. 2006..Two papers in this issue of Cell Metabolism, Lee et al., 2006 and Biebermann et al., 2006, suggest that beta MSH--a product of POMC processing--plays an unanticipated role in this pathway in humans...
Positional cloning of "Lisch-Like", a candidate modifier of susceptibility to type 2 diabetes in miceMarija Dokmanovic-Chouinard
Naomi Berrie Diabetes Center, Columbia University, New York, New York, USA
PLoS Genet 4:e1000137. 2008..D congenic lines. The human ortholog, C1orf32, is in the middle of a 30-Mb region of Chr1q23-25 that has been repeatedly associated with type 2 diabetes...
Quantitative trait locus mapping of genetic modifiers of metabolic syndrome and atherosclerosis in low-density lipoprotein receptor-deficient mice: identification of a locus for metabolic syndrome and increased atherosclerosis on chromosome 4Sara Bretschger Seidelmann
Division of Molecular Medicine, Columbia University, New York, USA
Arterioscler Thromb Vasc Biol 25:204-10. 2005....
Effects of chronic weight perturbation on energy homeostasis and brain structure in miceY Ravussin
1Department of Pediatrics, Division of Molecular Genetics, Columbia University, College of Physicians and Surgeons, New York, New York 10032, USA
Am J Physiol Regul Integr Comp Physiol 300:R1352-62. 2011..The mouse model described here could help to identify the molecular/cellular mechanisms underlying both the defense mechanisms against sustained weight loss and the upward resetting of those mechanisms following sustained weight gain...
The mouse mahoganoid coat color mutation disrupts a novel C3HC4 RING domain proteinLoan K Phan
Division of Molecular Genetics, Department of Pediatrics, Institute of Human Nutrition, Columbia University, New York, New York, USA
J Clin Invest 110:1449-59. 2002..Mahoganoid effects on energy homeostasis are, therefore, most evident in the circumstances of epistasis to hypothalamic overexpression of ASP in A(y) and possible other obesity-causing mutations...
Absence epilepsy in apathetic, a spontaneous mutant mouse lacking the h channel subunit, HCN2Wendy K Chung
Division of Molecular Genetics and the Naomi Berrie Diabetes Center, Columbia University Medical College, Russell Berrie Medical Science Pavilion, Room 620, 1150 St Nicholas Avenue, New York, NY 10032, USA
Neurobiol Dis 33:499-508. 2009..These findings help elucidate basic mechanisms of absence epilepsy and suggest HCN2 may be a target for therapeutic intervention...
Haplotype analysis of the growth hormone releasing hormone receptor locus in three apparently unrelated kindreds from the indian subcontinent with the identical mutation in the GHRH receptorMichael P Wajnrajch
Division of Pediatric Endocrinology, Department of Pediatrics, Weill Medical College of Cornell University, 1300 York Avenue, New York, NY 10021, USA
Am J Med Genet A 120:77-83. 2003..5 centimorgan (cM) region around GHRHR on chromosome 7p15. We conclude that the affected individuals share a common ancestor, and we use the association with linked markers to estimate the age of this unique mutation...
11C-dihydrotetrabenazine PET of the pancreas in subjects with long-standing type 1 diabetes and in healthy controlsRobin Goland
Naomi Berrie Diabetes Center, Columbia University Medical Center, New York, New York, USA
J Nucl Med 50:382-9. 2009..We evaluated the feasibility of (11)C-dihydrotetrabenazine PET quantification of pancreatic VMAT2 binding in healthy subjects and patients with long-standing type 1 diabetes...
Is the energy homeostasis system inherently biased toward weight gain?Michael W Schwartz
Department of Medicine, University of Washington, Seattle, USA
Diabetes 52:232-8. 2003..Teleological, molecular, physiological, and clinical aspects of this hypothesis are presented, along with a discussion of currently available supporting evidence...
Dietary fat is not a major determinant of body fatWalter C Willett
Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts 02115, USA
Am J Med 113:47S-59S. 2002..Diets high in fat do not appear to be the primary cause of the high prevalence of excess body fat in our society, and reductions in fat will not be a solution...
Waist circumference and cardiometabolic risk: a consensus statement from Shaping America's Health: Association for Weight Management and Obesity Prevention; NAASO, The Obesity Society; the American Society for Nutrition; and the American Diabetes AssociatSamuel Klein
Center for Human Nutrition and the Division of Geriatrics and Nutritional Science, Washington University School of Medicine, St Louis, MO 63110, USA
Am J Clin Nutr 85:1197-202. 2007
Toward optimal health: the experts discuss advances in diabetes management in women. Interview by Jodi GodfreyDavid Matthew Nathan
J Womens Health (Larchmt) 13:365-70. 2004
Waist Circumference and Cardiometabolic Risk: a Consensus Statement from Shaping America's Health: Association for Weight Management and Obesity Prevention; NAASO, the Obesity Society; the American Society for Nutrition; and the American Diabetes AssociatSamuel Klein
Washington University School of Medicine, 660 South Euclid Avenue, Campus Box 8031, Saint Louis, Missouri 63110, USA
Obesity (Silver Spring) 15:1061-7. 2007
Waist circumference and cardiometabolic risk: a consensus statement from shaping America's health: Association for Weight Management and Obesity Prevention; NAASO, the Obesity Society; the American Society for Nutrition; and the American Diabetes AssociatSamuel Klein
Division of Geriatrics and Nutritional Science, Center for Human Nutrition, Washington University School of Medicine, St. Louis, Missouri 63110, USA
Diabetes Care 30:1647-52. 2007
Location, location, locationRuth B S Harris
Department of Foods and Nutrition, University of Georgia, Athens, GA 30602, USA
Cell Metab 7:359-61. 2008..While subcutaneous fat seems to confer metabolic benefits, species differences in adipose biology justify caution in interpreting the results...
Research Grants
- Leptin in Human Energy and Neuroendocrine HomeostasisRudolph Leibel; Fiscal Year: 2009..The goal of the proposed studies is to understand the relevant biology sufficiently well to be able to modify or prevent such compensation, thereby enabling successful maintenance of therapeutic weight loss. ..
- Leptin in Human Energy and Neuroendocrine HomeostasisRudolph Leibel; Fiscal Year: 2006..The results of these studies will further delineate the physiology of body weight regulation and of leptin. ..
- Cloning of a type 2 diabetes modifier in obese miceRudolph Leibel; Fiscal Year: 2006..Such a gene could be used for anticipatory diagnosis and prevention, and the design of therapeutic agents. ..
- MOLECULAR GENETIC ANALYSIS OF HUMAN OBESITYRudolph Leibel; Fiscal Year: 2007..These numbers will likely be required to detect sequence variants with specific effects on particular subphenotypes, small phenotypic effects, ethnically-specific genotypes or epistatic interactions among genes. ..
- MOLECULAR GENETIC ANALYSIS OF HUMAN OBESITYRudolph Leibel; Fiscal Year: 2009..Success in this endeavor will impact diagnosis, treatment and prevention of obesity and its associated co-morbidities such as diabetes and heart disease. ..
- Cloning of a type 2 diabetes modifier in obese miceRudolph Leibel; Fiscal Year: 2009..This project will analyze the molecular function of a newly discovered gene that may account for some aspects of diabetes susceptibility in humans. ..
- MOLECULAR GENETIC ANALYSIS OF HUMAN OBESITYRUDOLPH L contact LEIBEL; Fiscal Year: 2010..Success in this endeavor will impact diagnosis, treatment and prevention of obesity and its associated co-morbidities such as diabetes and heart disease. ..
- Cloning of a type 2 diabetes modifier in obese miceRudolph L Leibel; Fiscal Year: 2010..This project will analyze the molecular function of a newly discovered gene that may account for some aspects of diabetes susceptibility in humans. ..
- Leptin in Human Energy and Neuroendocrine HomeostasisRudolph L Leibel; Fiscal Year: 2010..The goal of the proposed studies is to understand the relevant biology sufficiently well to be able to modify or prevent such compensation, thereby enabling successful maintenance of therapeutic weight loss. ..
- MOLECULAR GENETIC ANALYSIS OF HUMAN OBESITYRudolph Leibel; Fiscal Year: 2000..Ultimately, this genetic resource can also be used to search for loci linked to specific aspects of phenotype using linked clones spanning the genome. ..
- ENERGY HOMEOSTASIS IN HUMAN OBESITYRudolph Leibel; Fiscal Year: 2001..The goal is to identify the cellular and molecular mechanism(s) responsible for the changes in energy metabolism which accompany weight perturbation. ..
- Conference on ObesityRudolph Leibel; Fiscal Year: 2004....
- MOLECULAR GENETIC ANALYSIS OF HUMAN OBESITYDavid B Allison; Fiscal Year: 2011..Success in this endeavor will impact diagnosis, treatment and prevention of obesity and its associated co-morbidities such as diabetes and heart disease. ..
