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Merck

L3410

Sigma-Aldrich

Anti-Leptin antibody produced in rabbit

affinity isolated antibody, buffered aqueous solution

Sinónimos:

Leptin Antibody, Leptin Antibody - Anti-Leptin antibody produced in rabbit, Anti-OB

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About This Item

Número MDL:
Código UNSPSC:
12352203
NACRES:
NA.41

origen biológico

rabbit

conjugado

unconjugated

forma del anticuerpo

affinity isolated antibody

tipo de anticuerpo

primary antibodies

clon

polyclonal

formulario

buffered aqueous solution

reactividad de especies

mouse, human

técnicas

indirect ELISA: 1:1,000 using human or mouse recombinant leptin
microarray: suitable
western blot: 1:5,000 using human recombinant leptin

Nº de acceso UniProt

Condiciones de envío

dry ice

temp. de almacenamiento

−20°C

modificación del objetivo postraduccional

unmodified

Información sobre el gen

human ... LEP(3952)
mouse ... Lep(16846)

Categorías relacionadas

Descripción general

The gene for leptin (LEP) is mapped to the human chromosome 7q32.1. The encoded protein is a non-glycosylated polypeptide, primarily produced and secreted by the mature adipocytes. Leptin is expressed in white adipose tissue, fetal tissues, skeletal muscle, chondrocytes, gastric chief cells, the placenta, ovary, and many immune cells. It is absent or expressed at extremely low levels in other adult tissues. Human leptin is 85% identical to mouse leptin and 84% identical to rat leptin, while mouse and rat exhibit 96% identity in their leptin molecules.

Especificidad

Anti-Leptin reacts specifically with leptin.

Inmunógeno

synthetic peptide corresponds to the amino terminal (amino acid residues 22-40) of human/mouse leptin.

Aplicación

Anti-Leptin antibody produced in rabbit has been used in:
  • western blotting
  • immunohistochemistry
  • immunocytochemistry
  • enzyme linked immunosorbent assay (ELISA)

Acciones bioquímicas o fisiológicas

Leptin is a circulating cytokine that induces pleiotropic effects on nutrient intake, thermogenesis, metabolism, reproduction and hematopoiesis. Leptin is hypothesized to be a “satiety factor” because the absence of this factor is associated with hyperphagia and obesity in ob/ob mice (homozygous for the obese spontaneous mutation). It appears that leptin is involved in appetite regulation since leptin injection into ob/ob mice reduces their food intake and ultimately their body weight. However, studies have demonstrated that its effects must be more complicated than simple appetite suppression.
Leptin is a hormone secreted by adipocytes and regulates energy homeostasis, inflammation and neuroendocrine processes, synaptic formation and memory condensation. The physiological effects of leptin are mediated by leptin receptors, ObR and LepR. Leptin is the key regulator of obesity and acts directly on neuronal networks to regulate feeding, metabolism and gastric mobility. The pathways that mediate the effect of leptin are Janus kinase (JAK)/signal transducer and activator of transcription (STAT), phosphoinositide 3-kinase (PI3K) and c-Jun N-terminal kinase (JNK).

Forma física

Solution in phosphate buffered saline containing 1% bovine serum albumin and 15 mM sodium azide.

Nota de preparación

The antibody is affinity isolated on peptide-agarose.

Almacenamiento y estabilidad

For continuous use, store at 2-8 °C for up to one month. For extended storage freeze in working aliquots. Repeated freezing and thawing is not recommended. Storage in "frost-free" freezers is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use.

Cláusula de descargo de responsabilidad

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Angela Katherine Odle et al.
Endocrinology, 157(4), 1443-1456 (2016-02-10)
Leptin regulates food intake and energy expenditure (EE) and is produced in adipocytes, the pituitary, and several other tissues. Animals that are leptin or leptin receptor deficient have major metabolic complications, including obesity. This study tests the hypothesis that the
Clarice F Osório et al.
Acta cirurgica brasileira, 29 Suppl 3, 44-48 (2014-10-30)
The aim of this study was to evaluate the expression of leptin and its receptor in histological sections of prostate tumors, and their association with prognostic factors. A total of 532 surgical specimens from prostate cancer were studied. After histopathological
Monserrat Olea-Flores et al.
International journal of molecular sciences, 19(11) (2018-11-09)
Leptin is an adipokine that is overexpressed in obese and overweight people. Interestingly, women with breast cancer present high levels of leptin and of its receptor ObR. Leptin plays an important role in breast cancer progression due to the biological
Sara Becerril et al.
Nutrients, 11(9) (2019-09-11)
Leptin, the product of the ob gene, was originally described as a satiety factor, playing a crucial role in the control of body weight. Nevertheless, the wide distribution of leptin receptors in peripheral tissues supports that leptin exerts pleiotropic biological
Paulina Żelechowska et al.
Immunologic research, 66(5), 557-566 (2018-10-01)
Leptin, the adipose tissue-derived product of the obese (ob) gene, is known to function as the hormone of energy expenditure. It has also been established that leptin regulates immune and inflammatory processes. All leptin-induced biological activities depend on binding to

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