A Abizaid

Summary

Affiliation: Carleton University
Country: Canada

Publications

  1. ncbi Brain circuits regulating energy homeostasis
    Alfonso Abizaid
    Department of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, USA
    Regul Pept 149:3-10. 2008
  2. ncbi Organizational effects of perinatal exposure to bisphenol-A and diethylstilbestrol on arcuate nucleus circuitry controlling food intake and energy expenditure in male and female CD-1 mice
    HARRY MACKAY
    Carleton University, Department of Neuroscience, Ottawa, Ontario, Canada K1S 5B6
    Endocrinology 154:1465-75. 2013
  3. ncbi Reduced locomotor responses to cocaine in ghrelin-deficient mice
    A Abizaid
    Institute for Neuroscience, Department of Psychology, Carleton University, Ottawa, ON, Canada
    Neuroscience 192:500-6. 2011
  4. ncbi Ghrelin and dopamine: new insights on the peripheral regulation of appetite
    Alfonso Abizaid
    Neuroscience Institute, Carleton University, Ottawa, ON, Canada
    J Neuroendocrinol 21:787-93. 2009
  5. ncbi Hypothalamic and pituitary expression of ghrelin receptor message is increased during lactation
    A Abizaid
    Institute for Neuroscience, Carleton University, Ottawa, Ontario, Canada K1S 5B6
    Neurosci Lett 440:206-10. 2008
  6. ncbi Ghrelin-deficient mice have fewer orexin cells and reduced cFOS expression in the mesolimbic dopamine pathway under a restricted feeding paradigm
    E W Lamont
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada K1S 5B6 com
    Neuroscience 218:12-9. 2012
  7. ncbi Altered metabolic and neurochemical responses to chronic unpredictable stressors in ghrelin receptor-deficient mice
    Z R Patterson
    Institute of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, K1S 5B6 ON, Canada
    Eur J Neurosci 32:632-9. 2010
  8. ncbi Reduced anticipatory locomotor responses to scheduled meals in ghrelin receptor deficient mice
    I D Blum
    Institute for Neuroscience, Department of Psychology, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada K1S5B6
    Neuroscience 164:351-9. 2009
  9. ncbi Central ghrelin signaling mediates the metabolic response of C57BL/6 male mice to chronic social defeat stress
    Z R Patterson
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, K1S 5B6, Canada
    Endocrinology 154:1080-91. 2013
  10. ncbi Competing clocks: metabolic status moderates signals from the master circadian pacemaker
    I D Blum
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada
    Neurosci Biobehav Rev 36:254-70. 2012

Collaborators

Detail Information

Publications22

  1. ncbi Brain circuits regulating energy homeostasis
    Alfonso Abizaid
    Department of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, USA
    Regul Pept 149:3-10. 2008
    ..These mechanisms are surveyed in this review...
  2. ncbi Organizational effects of perinatal exposure to bisphenol-A and diethylstilbestrol on arcuate nucleus circuitry controlling food intake and energy expenditure in male and female CD-1 mice
    HARRY MACKAY
    Carleton University, Department of Neuroscience, Ottawa, Ontario, Canada K1S 5B6
    Endocrinology 154:1465-75. 2013
    ....
  3. ncbi Reduced locomotor responses to cocaine in ghrelin-deficient mice
    A Abizaid
    Institute for Neuroscience, Department of Psychology, Carleton University, Ottawa, ON, Canada
    Neuroscience 192:500-6. 2011
    ..These data suggest that ghrelin is important for normal function of the mesolimbic dopaminergic system, potentially modulating both dopamine release and reuptake...
  4. ncbi Ghrelin and dopamine: new insights on the peripheral regulation of appetite
    Alfonso Abizaid
    Neuroscience Institute, Carleton University, Ottawa, ON, Canada
    J Neuroendocrinol 21:787-93. 2009
    ....
  5. ncbi Hypothalamic and pituitary expression of ghrelin receptor message is increased during lactation
    A Abizaid
    Institute for Neuroscience, Carleton University, Ottawa, Ontario, Canada K1S 5B6
    Neurosci Lett 440:206-10. 2008
    ..These data suggest that the hypothalamus and pituitary of lactating rats are more sensitive to the effects of ghrelin, and that hypothalamic sensitivity to ghrelin depends on the presence of a suckling litter...
  6. ncbi Ghrelin-deficient mice have fewer orexin cells and reduced cFOS expression in the mesolimbic dopamine pathway under a restricted feeding paradigm
    E W Lamont
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada K1S 5B6 com
    Neuroscience 218:12-9. 2012
    ..Our data also suggest that ghrelin may mediate food anticipation, in part, by stimulating both the orexin system and the mesolimbic reward system...
  7. ncbi Altered metabolic and neurochemical responses to chronic unpredictable stressors in ghrelin receptor-deficient mice
    Z R Patterson
    Institute of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, K1S 5B6 ON, Canada
    Eur J Neurosci 32:632-9. 2010
    ....
  8. ncbi Reduced anticipatory locomotor responses to scheduled meals in ghrelin receptor deficient mice
    I D Blum
    Institute for Neuroscience, Department of Psychology, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada K1S5B6
    Neuroscience 164:351-9. 2009
    ..These data suggest that ghrelin acts in the hypothalamus to augment locomotor activity in anticipation of scheduled meals...
  9. ncbi Central ghrelin signaling mediates the metabolic response of C57BL/6 male mice to chronic social defeat stress
    Z R Patterson
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, K1S 5B6, Canada
    Endocrinology 154:1080-91. 2013
    ....
  10. ncbi Competing clocks: metabolic status moderates signals from the master circadian pacemaker
    I D Blum
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada
    Neurosci Biobehav Rev 36:254-70. 2012
    ....
  11. ncbi Motivation to obtain preferred foods is enhanced by ghrelin in the ventral tegmental area
    S J King
    Department of Neuroscience, Carleton University, 1125 Colonel By Drive, Ottawa, ON, Canada K1S 5B6
    Horm Behav 60:572-80. 2011
    ..Together, these results suggest that ghrelin acts directly on the VTA to increase preference for and motivation to obtain highly-palatable food...
  12. ncbi Effect of metabolic fuel availability on fertility varies with reproductive state
    A Abizaid
    Department of Psychology, Center for Studies in Behavioral Neurobiology, Concordia University, 7141 Sherbrooke Street West, H4B 1R6, Montreal, Quebec, Canada
    Physiol Behav 74:77-83. 2001
    ..These data are discussed in relation to the hormonal state of the dam as well as in relation to the effects of these drugs on lactational performance...
  13. ncbi Causes and consequences of voluntary anorexia during the parental care period of wild male smallmouth bass (Micropterus dolomieu)
    Kyle C Hanson
    Fish Ecology and Conservation Physiology Laboratory, Ottawa Carleton Institute for Biology, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, Canada
    Horm Behav 56:503-9. 2009
    ....
  14. ncbi Ghrelin modulates the activity and synaptic input organization of midbrain dopamine neurons while promoting appetite
    Alfonso Abizaid
    Department of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, New Haven, CT 06519, USA
    J Clin Invest 116:3229-39. 2006
    ..Taken together, these data suggest that the mesolimbic reward circuitry is targeted by peripheral ghrelin to influence physiological mechanisms related to feeding...
  15. ncbi Thoughts for food: brain mechanisms and peripheral energy balance
    Alfonso Abizaid
    Department of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, New Haven, Connecticut 06520, USA
    Neuron 51:691-702. 2006
    ..In this review, we attempt to provide some highlights of these advancements and pinpoint some of the shortcomings of the current understanding of the brain's involvement in the regulation of daily energy homeostasis...
  16. ncbi Ghrelin promotes and protects nigrostriatal dopamine function via a UCP2-dependent mitochondrial mechanism
    Zane B Andrews
    Department of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, New Haven, Connecticut 06520, USA
    J Neurosci 29:14057-65. 2009
    ..Finally, we discuss the potential implications of these studies on the link between obesity and neurodegeneration...
  17. ncbi Uncoupling protein-2 promotes nigrostriatal dopamine neuronal function
    Zane B Andrews
    Department of Obstetrics, Gynecology and Reproductive Services, Yale University School of Medicine, New Haven, CT 06510, USA
    Eur J Neurosci 24:32-6. 2006
    ....
  18. ncbi Direct visual and circadian pathways target neuroendocrine cells in primates
    Alfonso Abizaid
    Department of Obstetrics and Gynecology, Yale University School of Medicine, New Haven, CT 06510, USA
    Eur J Neurosci 20:2767-76. 2004
    ....
  19. ncbi Effects of estradiol on immediate early gene expression associated with ovulation in lactating rats: role of nutritional status
    Alfonso Abizaid
    Department of Psychology DS413, Center for Studies in Behavioral Neurobiology, Concordia University, , Quebec, Canada H4B 1R6
    Brain Res 1001:72-7. 2004
    ..Furthermore, food restriction during lactation selectively alters neuronal activation in the AVPV suggesting that this area integrates nutritional information to regulate LH release...
  20. ncbi Effects of leptin administration on lactational infertility in food-restricted rats depend on milk delivery
    Alfonso Abizaid
    Center for Studies in Behavioral Neurobiology, Concordia University, Montreal, Quebec H4B 1R6, Canada
    Am J Physiol Regul Integr Comp Physiol 286:R217-25. 2004
    ....
  21. ncbi Sex differences in adult suprachiasmatic nucleus neurons emerging late prenatally in rats
    Alfonso Abizaid
    Department of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, New Haven, CT 06510, USA
    Eur J Neurosci 19:2488-96. 2004
    ..Our results unveiled a previously unknown effect of gonadal steroids on the developing SCN, which may contribute to the emergence of gender-specific circadian rhythms...
  22. ncbi Food intake and neuronal activation after acute 2DG treatment are attenuated during lactation
    Alfonso Abizaid
    Department of Psychology DS 413, Concordia University, 7141 Sherbrooke Street West, Montreal, Quebec, Canada H4B 1R6
    Physiol Behav 75:483-91. 2002
    ..Processes mediating this differential response are discussed in terms of the hormonal and metabolic changes that are characteristic of lactation...