Gabriel Henrique Marques Gonçalves

ORCID: 0000-0003-4313-3308
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About
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Research Areas
  • Regulation of Appetite and Obesity
  • Adipokines, Inflammation, and Metabolic Diseases
  • Hypothalamic control of reproductive hormones
  • Pituitary Gland Disorders and Treatments
  • Adrenal and Paraganglionic Tumors
  • Adipose Tissue and Metabolism
  • Biochemical Analysis and Sensing Techniques
  • Glioma Diagnosis and Treatment
  • Neurosurgical Procedures and Complications
  • Chromatin Remodeling and Cancer
  • Stability and Controllability of Differential Equations
  • Cerebrospinal fluid and hydrocephalus
  • Mathematical and Theoretical Epidemiology and Ecology Models
  • Nonlinear Differential Equations Analysis

Universidade de São Paulo
2006-2024

Beth Israel Deaconess Medical Center
2014-2015

Harvard University
2015

Universidade Federal de São Carlos
2006

Leptin has beneficial effects on glucose metabolism via actions in the hypothalamus, but roles of specific subgroups neurons responsible for these antidiabetic remain unresolved. We generated diabetic Lep(ob/ob) or Lepr(db/db) mice lacking re-expressing leptin receptors (LepRb) to explore their contributions leptin's glucose-lowering actions. show that agouti-related peptide (AgRP)-expressing are both required and sufficient correct hyperglycemia by leptin. LepRb pro-opiomelanocortin (POMC)...

10.1016/j.celrep.2014.04.010 article EN cc-by Cell Reports 2014-05-01

Hypothalamic agouti-related peptide (AgRP) and pro-opiomelanocortin (POMC) expressing neurons play critical roles in control of energy balance. Glutamatergic input via n-methyl-d-aspartate receptors (NMDARs) is pivotal for regulation neuronal activity required AgRP normal body weight homeostasis. NMDARs typically consist the obligatory GluN1 subunit different GluN2 subunits, latter exerting crucial differential effects on channel function. Currently, role specific subunits POMC whole glucose...

10.1016/j.molmet.2015.06.010 article EN cc-by Molecular Metabolism 2015-07-07

Summary Postoperative (PO) complications after transsphenoidal surgery (TSS) are rare when performed in pituitary referral centers. Partial hypopituitarism is more frequent and somewhat expected. Meningitis, cerebrospinal fluid leaks, visual deficits unusual. Cerebrovascular complications, including cerebral vasospasm rare, usually under-appreciated not mentioned to the patient prior surgery. This a report of 51-year-old male with non-functioning macroadenoma presenting partial field loss....

10.1530/edm-22-0334 article EN cc-by-nc-nd Endocrinology Diabetes and Metabolism Case Reports 2023-01-01

Leptin plays an important role in the protection against diet-induced obesity (DIO) by its actions ventromedial hypothalamic (VMH) neurons. However, little is known about intracellular mechanisms involved these effects. To assess of STAT3 and ERK2 signaling neurons that express steroidogenic factor 1 (SF1) VMH energy homeostasis, we used cre-lox technology to generate male female mice with specific disruption or SF1 VMH. We demonstrated conditional knockout did not affect body weight, food...

10.2337/db20-0658 article EN Diabetes 2021-04-21

Leptin plays an important role in the protection against diet-induced obesity (DIO) by its actions ventromedial hypothalamic (VMH) neurons. However, little is known about intracellular mechanisms involved these effects. To assess of STAT3 and ERK2 signaling neurons that express steroidogenic factor 1 (SF1) VMH on energy homeostasis, we used cre-lox technology to generate male female mice with specific disruption or SF1 VMH. We demonstrated conditional knockout did not affect body weight,...

10.2337/figshare.14448147.v3 preprint EN cc-by-nc-sa 2021-06-25

Leptin plays an important role in the protection against diet-induced obesity (DIO) by its actions ventromedial hypothalamic (VMH) neurons. However, little is known about intracellular mechanisms involved these effects. To assess of STAT3 and ERK2 signaling neurons that express steroidogenic factor 1 (SF1) VMH on energy homeostasis, we used cre-lox technology to generate male female mice with specific disruption or SF1 VMH. We demonstrated conditional knockout did not affect body weight,...

10.2337/figshare.14448147 preprint EN cc-by-nc-sa 2021-06-25
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