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L4787

Sigma-Aldrich

Leptin Receptor/Fc Chimera human

≥97% (SDS-PAGE), recombinant, expressed in NSO cells, lyophilized powder, suitable for cell culture

Synonym(s):

B219

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About This Item

MDL number:
UNSPSC Code:
51111800

recombinant

expressed in NSO cells

assay

≥97% (SDS-PAGE)

form

lyophilized powder

technique(s)

cell culture | mammalian: suitable

UniProt accession no.

storage temp.

−20°C

Gene Information

human ... LEPR(3953)

General description

The gene LEPR (leptin receptor) is mapped to human chromosome 1p31. The neuroendocrine hormone, leptin, works through leptin receptor.

Biochem/physiol Actions

Leptin receptor (LEPR) is linked with risk of coronary artery disease. Mutation in LEPR is associated with low BMI (body mass index), increased leptin levels and some cancers. In humans and mice, problems in expression of leptin or leptin receptor are associated with obesity.
Leptin receptor (OB-R) is a single membrane-spanning receptor most related to the gp-130 signal-transducing component of the IL-6 receptor, the G-CSF receptor and the LIF receptor. OB-R, also known as B219, is expressed in the yolk sac, early fetal liver, enriched hematopoitic stem cells and in a variety of lymphohematopoietic cell lines. OB-R is also expressed at high levels in adult reproductive organs. OB-RL action in hepatic cells may be equivalent to that of IL-6 receptor. Leptin does not play a specific role in muting insulin action on hepatoma cells and may not contribute to the diabetic symptoms associated with obesity.

Physical form

Lyophilized from 20 mM Tris containing 5 mg of bovine serum albumin.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Song-Gen Jin et al.
International journal of clinical and experimental pathology, 8(5), 5968-5973 (2015-07-21)
The purpose of this study was to investigate the impact of the interactions among CX3CL1 (rs170364 and rs614230), LEPR (rs6700896), and IL-6 (rs2066992) polymorphisms on the risk of coronary artery disease (CAD) in Chinese Han population. 120 CAD patients and
Efraín Chavarria-Avila et al.
BioMed research international, 2015, 539408-539408 (2015-06-13)
The polymorphisms in leptin (LEP G-2548A) and leptin-receptor (LEPR Gln223Arg) seem to influence obesity and lipid metabolism among others. The aim of this study was to investigate the effect of these polymorphisms on adiposity, leptin (sLeptin), and leptin-receptor (sLeptin-receptor) serum
Jayasree Sreenivasan et al.
Immunology, 146(1), 122-129 (2015-06-11)
Leptin is an adipokine that regulates metabolism and plays an important role as a neuroendocrine hormone. Leptin mediates these functions via the leptin receptor, and deficiency in either leptin or its receptor leads to obesity in humans and mice. Leptin

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