Results 11 to 20 of about 75,788 (264)

Mutations in the Human Leptin and Leptin Receptor Genes as Models of Serum Leptin Receptor Regulation [PDF]

open access: yesDiabetes, 2002
A part of serum Ob leptin, an adipocyte-secreted peptide, is bound to a soluble Ob receptor (sObR). Immunoreactive sObR was measured in 125 lean or obese control subjects (group 1), 18 individuals with a mutation in the leptin gene impairing leptin secretion (group 2), and 10 individuals with a mutation in the ObR gene, leading to production of a ...
Najiba, Lahlou   +6 more
openaire   +2 more sources

The Effects of Laparoscopic Sleeve Gastrectomy on the Parameters of Leptin Resistance in Obesity

open access: yesBiomolecules, 2019
Obesity is a growing public health problem worldwide. Bariatric surgical procedures achieve the most sustainable and efficacious outcomes in the treatment of morbid obesity.
Tagleb S. Mazahreh   +7 more
doaj   +1 more source

Structural insights into the mechanism of leptin receptor activation

open access: yesNature Communications, 2023
Leptin is an adipocyte-derived protein hormone that promotes satiety and energy homeostasis by activating the leptin receptor (LepR)–STAT3 signaling axis in a subset of hypothalamic neurons.
Robert A. Saxton   +7 more
doaj   +1 more source

Role of leptin and leptin receptor in inflammation

open access: yesAmerican Journal of Physiology-Regulatory, Integrative and Comparative Physiology, 2003
on october 30th, 2002, the World Health Report by the World Health Organization was launched subtitled Reducing risks, promoting healthy life . Many of the health risks discussed in this report concern food consumption—either too little, in the case of the poor, or too much, in the case of ...
Halle, Martin, Persson, P. B.
openaire   +3 more sources

Leptin receptor action and mechanisms of leptin resistance [PDF]

open access: yesCellular and Molecular Life Sciences, 2005
The adipose tissue-derived hormone leptin regulates energy balance and neuroendocrine function. Resistance to the appetite-suppressing effects of leptin is associated with common forms of obesity. Here, we review the mechanisms by which leptin activates intracellular signals and the roles that these signals play in leptin action in vivo.
Münzberg, H.   +3 more
openaire   +3 more sources

Monitoring the Expression of Leptin Receptor in Avian Model

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
In this study we carried the expression of leptin receptor in organs and abdominal fat of broiler chickens. The leptin receptor is a member of the class I cytokine receptor family, also known as the gpl30 receptor family, although unlike many other ...
Ľubica Mrázová   +2 more
doaj  

Discovery of the elusive leptin in birds: identification of several 'missing links' in the evolution of leptin and its receptor. [PDF]

open access: yesPLoS ONE, 2014
Leptin is a pleiotropic protein best known for regulation of appetite and fat storage in mammals. While many leptin orthologs have been identified among vertebrates, an authentic leptin in birds has remained elusive and controversial.
Jeremy W Prokop   +10 more
doaj   +1 more source

Comparison of Leptin, Leptin Receptor, Vitamin D and Brain-Derived Neurotrophic Factor Levels in Major Depressive Disorder and Attention Deficit and Hyperactivity Disorder in Children and Adolescents

open access: yesPsychiatry and Behavioral Sciences, 2023
Objective: Data on effects of vitamins, hormones and neurotrophic factors on the etiology of attention deficit hyperactivity disorder (ADHD) and major depressive disorder (MDD) in children is limited.
Dilsad Yildiz Miniksar   +1 more
doaj   +1 more source

Leptin, soluble leptin receptor, and free leptin index in patients with metabolic syndrome

open access: yesОжирение и метаболизм, 2017
Aim. To assess the levels of leptin, its soluble receptor, and index of the formation of free leptin in metabolic syndrome (MS). Materials and methods. The study included 110 individuals with obesity and overweight.
Elena N. Smirnova, Sofia G. Shulkina
doaj   +1 more source

TNF receptor–related factor 3 inactivation promotes the development of intrahepatic cholangiocarcinoma through NF‐κB‐inducing kinase–mediated hepatocyte transdifferentiation

open access: yesHepatology, EarlyView., 2022
Abstract Background and Aims Intrahepatic cholangiocarcinoma (ICC) is a deadly but poorly understood disease, and its treatment options are very limited. The aim of this study was to identify the molecular drivers of ICC and search for therapeutic targets.
Yuto Shiode   +16 more
wiley   +1 more source

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