Molecular disruption of hypothalamic nutrient sensing induces obesity
Abstract
The sensing of circulating nutrients within the mediobasal hypothalamus may be critical for energy homeostasis. To induce a sustained impairment in hypothalamic nutrient sensing, adeno-associated viruses (AAV) expressing malonyl-coenzyme A decarboxylase (MCD; an enzyme involved in the degradation of malonyl coenzyme A) were injected bilaterally into the mediobasal hypothalamus of rats. MCD overexpression led to decreased abundance of long-chain fatty acyl-coenzyme A in the mediobasal hypothalamus and blunted the hypothalamic responses to increased lipid availability. The enhanced expression of MCD within this hypothalamic region induced a rapid increase in food intake and progressive weight gain. Obesity was sustained for at least 4 months and occurred despite increased plasma concentrations of leptin and insulin. These findings indicate that nutritional modulation of the hypothalamic abundance of malonyl-coenzyme A is required to restrain food intake and that a primary impairment in this central nutrient-sensing pathway is sufficient to disrupt energy homeostasis and induce obesity.
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Reducing hypothalamic malonyl CoA levels causes obesity and insulin resistance.
“pharmacological interventions that reduce hypothalamic malonyl CoA levels cause obesity and insulin resistance (79).”
From Leptin and the Central Nervous System Control of Glucose Metabolism (2011) · cites this paper as [79]
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“The up-regulation of AgRP level by MCD (9) was not affected by myriocin treatment (Fig.”
BackgroundInfluentialWolfgang, M. J., Cha, S. H., Millington, D. S., Cline, G. W., Shulman, G. I., Suwa, A., Asaumi, M., Kurama, T., Shimokawa, T., & Lane, M. D. (2008) · Journal of Neurochemistry · doi:10.1111/j.1471-4159.2008.05255.x · Cited by 90 · see citing works
“This is surprising since it has been reported that fasting and refeeding can alter the long-chain acyl-CoA species in the hypothalamus of rats (He et al. 2006).”
BackgroundInfluentialCavaliere, G., Viggiano, E., Trinchese, G., Filippo, C. D., Messina, A., Monda, V., Valenzano, A. A., Cincione, R. I., Zammit, C., Cimmino, F., et al. (2018) · Frontiers in Physiology · doi:10.3389/fphys.2018.00818 · Cited by 90 · see citing works
“In addition, it has to be considered that activation of the hypothalamic AMPK is also responsible for alterations in fatty acid oxidation (He et al., 2006), leading to lipid overloaded hypertrophic adipocytes associated with inflammation and insulin resistance (Lionetti et al., 2009; Kim et al.,…”
BackgroundMinireview: The Brain as a Molecular Target for Diabetic Therapy
Prodi, E., & Obici, S. (2006) · Endocrinology · doi:10.1210/en.2006-0143 · Cited by 86 · see citing works
Self-citationPeripheral tissue–brain interactions in the regulation of food intake
López, M., Tovar, S. A., Vazquez, M. J., Williams, L. M., & Diéguez, C. (2007) · Proceedings of The Nutrition Society · doi:10.1017/s0029665107005368 · Cited by 87 · see citing works
“Impairment of hypothalamic lipid-sensing in rats induces obesity (He et al. 2006), as well alterations in plasma glucose (Pocai et al. 2006), indicating that this mechanism may be important in the physiological regulation of metabolism and body-weight homeostasis.”
BackgroundHypothalamic AMP-Activated Protein Kinase Regulates Glucose Production
Yang, C. S., Lam, C. K. L., Chari, M., Cheung, G. W. C., Kokorovic, A., Gao, S., Leclerc, I., Rutter, G. A., & Lam, T. K. T. (2010) · Diabetes · doi:10.2337/db10-0221 · Cited by 86 · see citing works
“Adenoviral MBH injections were performed as previously described (18), indicating that using this MBH adenoviral animal injection protocol, GFP is localized in the MBH and not other regions of the brain.”
BackgroundMethodInfluentialSelf-citationAcyl Coenzyme A Thioesterase 7 Regulates Neuronal Fatty Acid Metabolism To Prevent Neurotoxicity
Ellis, J. M., Wong, G. W., & Wolfgang, M. J. (2013) · Molecular and Cellular Biology · doi:10.1128/mcb.01548-12 · Cited by 85 · see citing works
Chao, D. H. M., Argmann, C., van Eijk, M., Boot, R. G., Ottenhoff, R., van Roomen, C. P. A. A., Foppen, E., Siljee, J. E., Unmehopa, U. A., Kalsbeek, A., et al. (2016) · Scientific Reports · doi:10.1038/srep29094 · Cited by 84 · see citing works
Lipid Sensing and Insulin Resistance in the Brain
Yue, J. T. Y., & Lam, T. K. T. (2012) · Cell Metabolism · doi:10.1016/j.cmet.2012.01.013 · Cited by 82 · see citing works
Self-citationPerspectives for feed-efficient animal production1
Niemann, H., Kuhla, B., & Flachowsky, G. (2011) · Journal of Animal Science · doi:10.2527/jas.2011-4235 · Cited by 82 · see citing works
“Few studies discuss the impact of the genotype on methane fermentation in the digestive tract of ruminants (Ferris et al., 1999; Hegarty, 2005).”
BackgroundBurmeister, M. A., Ferré, T., Ayala, J., Emily King, B. S., Holt, R. M., & Ayala, J. E. (2011) · American Journal of Physiology-Endocrinology and Metabolism · doi:10.1152/ajpendo.00409.2011 · Cited by 81 · see citing works
“Increased hypothalamic malonylCoA has been associated with enhanced suppression of HGP (19, 32).”
BackgroundVillanueva, E. C., Münzberg, H., Cota, D., Leshan, R. L., Kopp, K., Ishida-Takahashi, R., Jones, J. C., Fingar, D. C., Seeley, R. J., & Myers, M. G. (2009) · Endocrinology · doi:10.1210/en.2009-0642 · Cited by 81 · see citing works
Cheng, L., Yu, Y., Szabo, A., Wu, Y., Wang, H., Camer, D., & Huang, X. (2015) · The Journal of Nutritional Biochemistry · doi:10.1016/j.jnutbio.2014.12.011 · Cited by 80 · see citing works
“3 Introduction: The hypothalamus is capable of sensing nutritional status [1, 2], and as a result nutrients can influence brain function [3].”
BackgroundMalonyl CoenzymeA Decarboxylase Regulates Lipid and Glucose Metabolism in Human Skeletal Muscle
Bouzakri, K., Austin, R., Rune, A., Lassman, M. E., Garcia-Roves, P. M., Berger, J. P., Krook, A., Chibalin, A. V., Zhang, B. B., & Zierath, J. R. (2008) · Diabetes · doi:10.2337/db07-0583 · Cited by 77 · see citing works
“Conversely, hypothalamic overexpression of MCD (21), inhibition of ACC (11), or activation of AMPK (43) to decrease the level of malonyl-CoA stimulates food intake.”
BackgroundGlucose sensing and the pathogenesis of obesity and type 2 diabetes
Thorens, B. (2008) · International Journal of Obesity · doi:10.1038/ijo.2008.208 · Cited by 78 · see citing works
Brain glucose sensing: a subtle mechanism
Pénicaud, L., Leloup, C., Fioramonti, X., Lorsignol, A., & Bénani, A. (2006) · Current Opinion in Clinical Nutrition & Metabolic Care · doi:10.1097/01.mco.0000232908.84483.e0 · Cited by 75 · see citing works
Ziko, I., Luca, S. N. D., Dinan, T., Barwood, J. M., Sominsky, L., Cai, G., Kenny, R., Stokes, L., Jenkins, T. A., & Spencer, S. J. (2014) · Brain Behavior and Immunity · doi:10.1016/j.bbi.2014.06.014 · Cited by 73 · see citing works
CNS-targets in control of energy and glucose homeostasis
Kleinridders, A., Könner, A. C., & Brüning, J. C. (2009) · Current Opinion in Pharmacology · doi:10.1016/j.coph.2009.10.006 · Cited by 72 · see citing works
Effect of glucose and fructose on food intake via malonyl-CoA signaling in the brain
Lane, M. D., & Cha, S. H. (2009) · Biochemical and Biophysical Research Communications · doi:10.1016/j.bbrc.2009.02.145 · Cited by 71 · see citing works
Hypothalamic Leucine Metabolism Regulates Liver Glucose Production
Su, Y., Lam, T. K. T., He, W., Pocai, A., Bryan, J., Aguilar‐Bryan, L., & Juárez, R. G. (2011) · Diabetes · doi:10.2337/db11-0857 · Cited by 70 · see citing works
“No significant effect of MCD overexpression per se was observed (29) (Table 1).”
BackgroundMethodInfluentialSelf-citationHypothalamic lipotoxicity and the metabolic syndrome
de Morentin, P. B. M., Varela, L., Fernø, J., Nogueiras, R., Diéguez, C., & López, M. (2009) · Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids · doi:10.1016/j.bbalip.2009.09.016 · Cited by 70 · see citing works
“whole body level [5,6,15,17–19,40,45,48,49,53,55,57,58,60,61,75,77– 79,86,90,95,97,106,121,124,125,129,130,143,144].”
MethodThe ghrelin/GOAT/GHS-R system and energy metabolism
Lim, C. T., Kola, B., & Korbonits, M. (2011) · Reviews in Endocrine and Metabolic Disorders · doi:10.1007/s11154-011-9169-1 · Cited by 69 · see citing works
“Both these events lead to the activation of carnitine palmitoyl transferase 1 (CPT1) and the degradation of malonyl-CoA in the medial basal hypothalamus [85–87].”
BackgroundGao, X., Li, K., Hui, X., Kong, X., Sweeney, G., Wang, Y., Xu, A., Teng, M., Liu, P., & Wu, D. (2011) · Biochemical Journal · doi:10.1042/bj20101680 · Cited by 68 · see citing works
Targeting Intermediary Metabolism in the Hypothalamus as a Mechanism to Regulate Appetite
Lopaschuk, G. D., Ussher, J. R., & Jaswal, J. S. (2010) · Pharmacological Reviews · doi:10.1124/pr.109.002428 · Cited by 68 · see citing works
“Likewise, mice with STAT3 signaling abrogated via mutation of tyrosine residue 1178 to alanine in the leptin receptor have a phenotype mimicking the hyperphagia and obesity observed in leptin receptor-deficient db/db mice (Bates et al., 2003).”
BackgroundInfluentialSphingolipid Metabolism and Obesity-Induced Inflammation
Kang, S. C., Kim, B.-R., Lee, S., & Park, T. (2013) · Frontiers in Endocrinology · doi:10.3389/fendo.2013.00067 · Cited by 68 · see citing works
“Recent reports clearly show that FA in hypothalamus plays an important role in energy balance (Obici et al., 2003; He et al., 2006; Lopez et al., 2006).”
BackgroundCha, S.-H., Rodgers, J. T., Puigserver, P., Chohnan, S., & Lane, M. D. (2006) · Proceedings of the National Academy of Sciences · doi:10.1073/pnas.0607334103 · Cited by 65 · see citing works
Many mouths to feed: the control of food intake during lactation.
Woodside, B., Budin, R., Wellman, M. K., & Abizaid, A. (2012) · Frontiers in neuroendocrinology (Print) · doi:10.1016/j.yfrne.2012.09.002 · Cited by 54 · see citing works
“…receptors in this area alter the stimulation thresholds of these neurons either via changes in their membrane sensitivity to classical neurotransmitters, or by altering sensitivity to nutritional signals such as glucose or free fatty acids (Cowley et al., 2001; He et al., 2006; Liu et al., 2011).”
BackgroundBorer, K. T., Wuorinen, E. C., Ku, K. P., & Burant, C. (2009) · The Journal of Clinical Endocrinology & Metabolism · doi:10.1210/jc.2008-2495 · Cited by 66 · see citing works
“This would suggest operation of an all-or-none meal initiation signal that responds to the absence of food in the gastrointestinal tract, to brain detection of energy deficit (7, 8), and probably also to circadian timing.”
BackgroundMediobasal Hypothalamic SIRT1 Is Essential for Resveratrol’s Effects on Insulin Action in Rats
Knight, C. M., Juárez, R. G., Lam, T. K. T., Arrieta‐Cruz, I., Huang, L., Schwartz, G. J., Barzilai, N., & Rossetti, L. (2011) · Diabetes · doi:10.2337/db10-0987 · Cited by 67 · see citing works
“Gene expression of proopiomelanocortin (POMC) and agouti-related peptide (AgRP) was determined by RT-PCR as previously described (35).”
MethodSelf-citationDiet, obesity and diabetes: a current update
Walker, C. G., Zariwala, M. G., Holness, M. J., & Sugden, M. C. (2006) · Clinical Science · doi:10.1042/cs20060150 · Cited by 62 · see citing works
Taïb, B., Bouyakdan, K., Hryhorczuk, C., Rodaros, D., Fulton, S., & Alquier, T. (2013) · Journal of Biological Chemistry · doi:10.1074/jbc.m113.506238 · Cited by 65 · see citing works
“In addition, they suggest that the previously described effect of MCD overexpression in the MBH, the malonyl-CoA-degrading enzyme, leading to increased food intake and adiposity (17, 18) may involve modulation ofmalonyl-CoA andLCFA-CoAoxidation in astrocytes and/or neurons.”
BackgroundHypothalamic malonyl-CoA and CPT1c in the treatment of obesity
Wolfgang, M. J., & Lane, M. D. (2010) · FEBS Journal · doi:10.1111/j.1742-4658.2010.07978.x · Cited by 64 · see citing works
Gao, X., Chen, W., Kong, X., Xu, A., Wang, Z. G., Sweeney, G., & Wu, D. (2009) · Diabetologia · doi:10.1007/s00125-009-1284-0 · Cited by 64 · see citing works
“We also detected decreased fatty oxidation and oxidative genes expression in liver and skeletal muscle and so it appears that the opposing responses of oxidative enzymatic activity in central and peripheral systems ultimately contribute to impaired glucose tolerance [17, 37, 42].”
BackgroundLam, C., Chari, M., Rutter, G. A., & Lam, T. K. T. (2010) · Diabetes · doi:10.2337/db10-0994 · Cited by 63 · see citing works
“Immediately poststereotaxic surgery, rats were injected with 3 l adenovirus per side of cannulae into the MBH and/or DVC as previously described (12,18,20).”
MethodSelf-citationA Balance of Lipid-Sensing Mechanisms in the Brain and Liver
Caspi, L., Wang, P. Y. T., & Lam, T. K. T. (2007) · Cell Metabolism · doi:10.1016/j.cmet.2007.07.005 · Cited by 58 · see citing works
Self-citationEvidence for Central Regulation of Glucose Metabolism
Carey, M., Kehlenbrink, S., & Hawkins, M. A. (2013) · Journal of Biological Chemistry · doi:10.1074/jbc.r113.506782 · Cited by 57 · see citing works
“Malonyl-CoA, the intermediate molecule in fatty acid biosynthesis, is a hypothalamic indicator of whole body nutritional status inmice (54) and rats (55).”
BackgroundHypothalamic Protein Kinase C Regulates Glucose Production
Ross, R., Wang, P. Y. T., Chari, M., Lam, C., Caspi, L., Ono, H., Muse, E. D., Li, X., Juárez, R. G., Light, P. E., et al. (2008) · Diabetes · doi:10.2337/db08-0206 · Cited by 57 · see citing works
Self-citationAja, S. M., Landree, L. E., Kleman, A. M., Medghalchi, S. M., Vadlamudi, A., McFadden, J. M., Aplasca, A., Hyun, J., Plummer, E. R., Daniels, K., et al. (2007) · American Journal of Physiology-Regulatory, Integrative and Comparative Physiology · doi:10.1152/ajpregu.00862.2006 · Cited by 58 · see citing works
“These data do not support the current long-chain fatty acid-sensing hypothesis for regulating organism energy balance (16, 24, 35, 41).”
BackgroundResultNeuronal Sirt1 Deficiency Increases Insulin Sensitivity in Both Brain and Peripheral Tissues
Lu, M. M., Sarruf, D. A., Li, P., Osborn, O., Sánchez-Alavez, M., Talukdar, S., Chen, A., Bandyopadhyay, G. K., Xu, J., Morinaga, H., et al. (2013) · Journal of Biological Chemistry · doi:10.1074/jbc.m112.443606 · Cited by 57 · see citing works
“Similarly activation of malonyl CoA decarboxylase in liver leads to fatty acid oxidation and reduced lipid content (33), while activation of this enzyme in themediobasal hypothalamus induces hyperphagia and obesity (34).”
BackgroundDuca, F. A., Bauer, P. V., Hamr, S. C., & Lam, T. K. T. (2015) · Cell Metabolism · doi:10.1016/j.cmet.2015.07.003 · Cited by 56 · see citing works
Self-citationProulx, K., Cota, D., Woods, S. C., & Seeley, R. J. (2008) · Diabetes · doi:10.2337/db07-1690 · Cited by 55 · see citing works
“Acetyl-CoA carboxylase (ACC) and FAS are expressed in the hypothalamus (7), where malonyl-CoA (11) and LCFACoA levels (8) decrease during fasting and increase after refeeding.”
BackgroundHypothalamic malonyl-CoA and the control of food intake
Gao, S., Moran, T. H., Lopaschuk, G. D., & Butler, A. A. (2013) · Physiology & Behavior · doi:10.1016/j.physbeh.2013.07.014 · Cited by 52 · see citing works
“Conversely, decreases in malonyl-CoA levels (when food intake is augmented) are associated with upregulations of NPY and AgRP [41].”
InfluentialThe return of malonyl-CoA to the brain: Cognition and other stories
Fadó, R., Rodríguez‐Rodríguez, R., & Casals, N. (2020) · Progress in Lipid Research · doi:10.1016/j.plipres.2020.101071 · Cited by 49 · see citing works
Poplawski, M. M., Mastaitis, J. W., Yang, X.-J., & Mobbs, C. V. (2010) · Endocrinology · doi:10.1210/en.2010-0702 · Cited by 49 · see citing works
Localization and effect of ectopic expression of CPT1c in CNS feeding centers
Dai, Y., Wolfgang, M. J., Cha, S. H., & Lane, M. D. (2007) · Biochemical and Biophysical Research Communications · doi:10.1016/j.bbrc.2007.05.161 · Cited by 48 · see citing works
Physiological and Epigenetic Features of Yoyo Dieting and Weight Control
Contreras, R. E., Schriever, S. C., & Pfluger, P. T. (2019) · Frontiers in Genetics · doi:10.3389/fgene.2019.01015 · Cited by 52 · see citing works
Shedding light on the intricate puzzle of ghrelin's effects on appetite regulation
Kola, B., & Korbonits, M. (2009) · Journal of Endocrinology · doi:10.1677/joe-09-0056 · Cited by 48 · see citing works
“In support of this mechanism, degradation of malonyl-CoA in the medial basal hypothalamus of rats results in increased food intake and progressive weight gain (He et al. 2006), while inhibition of CPT1 in the hypothalamus suppresses food intake (Obici et al. 2003, Pocai et al. 2006; Fig.”
BackgroundGhrelin-mediated appetite regulation in the central nervous system
Kirsz, K., & Zieba, D. A. (2011) · Peptides · doi:10.1016/j.peptides.2011.04.010 · Cited by 47 · see citing works
Towards a ‘systems’-level understanding of the nervous system and its disorders
Qureshi, I., & Mehler, M. F. (2013) · Trends in Neurosciences · doi:10.1016/j.tins.2013.07.003 · Cited by 46 · see citing works
- Authors
- He, W., Lam, T. K. T., Obici, S., & Rossetti, L.
- Affiliations
- Albert Einstein College of Medicine (US)
- Corresponding author
- Rossetti, Luciano
- Venue
- Nature Neuroscience
- Published
- 2006-01-15
- Volume
- 9
- Issue
- 2
- Pages
- 227-233
- ISSN
- 1097-6256 (ISSN-L)
- 1546-1726
- OpenAlex
- W2076637814
- Cited by
- 233
- References
- 31
- Citations by year
- 2026: 2 · 2025: 4 · 2024: 5 · 2023: 2 · 2022: 1 · 2021: 2 · 2020: 7 · 2019: 4 · 2018: 4 · 2017: 7 · 2016: 7 · 2015: 7 · 2014: 8 · 2013: 18 · 2012: 16
- FWCI
- 12.33
- Type
- journal article
- Language
- en
- Open access
- closed
- Licence
- www.springer.com/tdm (tdm)
- Locations
- Nature Neuroscience (publishedVersion)
- PubMed (publishedVersion)
- Funders
- American Diabetes Association
- Skirball Foundation
- Topics
- Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Regulation of Appetite and Obesity
- Health Sciences › Medicine › Epidemiology › Adipokines, Inflammation, and Metabolic Diseases
- Health Sciences › Medicine › Reproductive Medicine › Hypothalamic control of reproductive hormones
- Keywords
- obesity, malonyl-CoA decarboxylase, mediobasal hypothalamus, energy homeostasis, fatty acyl-CoA, dietary intake, leptin, insulin, malonyl-CoA, AAV gene delivery, lipid availability
- MeSH terms
- Animals, Energy Intake, Carboxy-Lyases, Eating, Fluorescent Antibody Technique, Hypothalamus, Male, Obesity, Blotting, Western, Glucose Clamp Technique, Rats, Sprague-Dawley, Lipid Metabolism, Rats
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