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Merck

C6243

Sigma-Aldrich

Monoclonal Anti- Cathepsin B antibody produced in mouse

clone CB59-4B11, purified from hybridoma cell culture

Sinónimos:

Anti-APPS, Anti-CPSB, Anti-RECEUP

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About This Item

Código UNSPSC:
12352203
NACRES:
NA.45

origen biológico

mouse

Nivel de calidad

conjugado

unconjugated

forma del anticuerpo

purified immunoglobulin

tipo de anticuerpo

primary antibodies

clon

CB59-4B11, monoclonal

Formulario

buffered aqueous solution

mol peso

antigen ~25 kDa

reactividad de especies

rat, human

concentración

~1.5 mg/mL

técnicas

immunohistochemistry: suitable
indirect ELISA: suitable
western blot: 4-8 μg/mL using HCT-116 cells.

isotipo

IgG1

Nº de acceso UniProt

Condiciones de envío

dry ice

temp. de almacenamiento

−20°C

modificación del objetivo postraduccional

unmodified

Información sobre el gen

human ... CTSB(1508)
rat ... CTSB(64529)

Descripción general

Monoclonal Anti-Cathepsin B specifically recognizes human1 and rat1 cathepsin B (~ 25 kDa). The antibody epitope resides within the peptide sequence EPGYSP which corresponds to amino acids 212-217 of human cathepsin B. The antibody does not cross react with the closely related lysosomal cysteine proteases: cathepsins L, H, K, S, V, and W
The CTSB (Cathepsin B) gene encoding cathepsin B is mapped to human chromosome 8p23.1. Cathepsin B are normally localized in lysosomes of almost all mammalian cells, but under certain conditions they can be secreted from the cell that take part in local proteolysis. Cathepsin B is both an endo- and exopeptidase, composed of a dimer of disulfide-linked heavy and light chains, both produced from a single protein precursor.

Inmunógeno

Recombinant human cathepsin B.

Aplicación

indirect ELISA, immunohistochemistry, In HCT-116 cells. 4-8μg/mL of antibody concentration may be used. A dilution of 1:800 in human pancreatic carcinoma cell line PANC-1 was used for immunoblotting

Acciones bioquímicas o fisiológicas

Cathepsins are lysosomal proteases activation of enzyme precursors, and tumor invasion and metastasis. It is involved in the proteolysis of many proteins involved in different physiological and pathological pathways. In the brain, this protease, also known as amyloid precursor protein secretase, is responsible for the proteolytic processing of amyloid precursor protein (APP). An incomplete proteolytic processing of APP has been found as a causative factor in Alzheimer disease. Furthermore, ablated genes coding cathepsin B and L leads to enormous neuronal cell death,probably due to autophagy abnormalities. Cathepsin B has been implicated in tumor progression by virtue of localization at the invading front of the tumor. For example, blocking cathepsin B expression in human glioblastoma SNB19 cells by a stable transfection of an expression vector expressing antisense cathepsin B, caused suppression of glioblastoma-induced neovascularization.
Monoclonal Anti-Cathepsin B specifically recognizes human1 and rat1 cathepsin B (~ 25 kDa). The antibody epitope resides within the peptide sequence EPGYSP which corresponds to amino acids 212-217 of human cathepsin B. The antibody does not cross react with the closely related lysosomal cysteine proteases: cathepsins L, H, K, S, V, and W.
Cathepsins significantly takes part in the immune response, by processing antigens into peptides for its presentation through MHC class II molecules.

Forma física

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

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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Producto relacionado

Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Visite la Librería de documentos

Frequency of CFTR, SPINK1, and Cathepsin B Gene Mutation in North Indian Population: Connections between Genetics and Clinical Data
Singh S
TheScientificWorldJournal, 1-6 (2014)
Blockade of cathepsin B expression in human glioblastoma cells is
associated with suppression of angiogenesis
Yanamandra N
Oncogene, 23, 2224?2230-2224?2230 (2004)
Le Yu et al.
Oncotarget, 7(12), 14693-14707 (2016-02-26)
Obatoclax, a pan-inhibitor of anti-apoptotic Bcl-2 proteins, exhibits cytotoxic effect on cancer cells through both apoptosis-dependent and -independent pathways. Here we show that obatoclax caused cytotoxicity in both cisplatin-sensitive and -resistant esophageal cancer cells. Although obatoclax showed differential apoptogenic effects
Dissociation of Ionizing Groups in the Binding Cleft Inversely Controls
the Endo- and Exopeptidase Activities of Cathepsin B
Polgar L and Csoma C
The Journal of Biological Chemistry, 292, 1444&14453- 1444&14453 (1987)
Nucleotide, Cytogenetic and Expression Impact of the Human Chromosome 8p23.1 Inversion Polymorphism
Bosch N
PLoS ONE, 4, 1-9 (2009)

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