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SAB4200767

Sigma-Aldrich

Anti-Cathepsin D antibody, Mouse monoclonal

clone CTD-19, purified from hybridoma cell culture

Sinonimo/i:

Anti-CTSD, cleaved into the following 2 chains: Cathepsin D light chain and Cathepsin D heavy chain

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About This Item

Codice UNSPSC:
12352203
NACRES:
NA.41

Origine biologica

mouse

Livello qualitativo

300

Forma dell’anticorpo

purified from hybridoma cell culture

Tipo di anticorpo

primary antibodies

Clone

CTD-19, monoclonal

Forma fisica

buffered aqueous solution

Reattività contro le specie

human, rabbit

Concentrazione

~1.0 mg/mL

tecniche

immunoblotting: 2-4 μg/mL using human breast cancer MCF7 cell line
immunofluorescence: 5-10 μg/mL using HeLa cells
immunohistochemistry: 10-20 μg/mL using heat-retrieved formalin-fixed, paraffin-embedded human liver sections

Isotipo

IgG2a

N° accesso UniProt

P07339

Condizioni di spedizione

dry ice

Temperatura di conservazione

−20°C

modifica post-traduzionali bersaglio

unmodified

Informazioni sul gene

human ... CTSD(1509)

Descrizione generale

Anti-Cathepsin D antibody, Mouse monoclonal (mouse IgG2a isotype) is derived from the CTD-19 hybridoma, produced by the fusion of mouse myeloma cells and splenocytes from BALB/c mouse immunized with cathepsin D purified from human liver. Cathepsin D (CatD or CTSD) is synthesized in the rough endoplasmic reticulum as pre-proprotein. After removal of signal peptide, the pro-CatD is targeted to endosomes to form an active, ~48 kDa, single-chain intermediate then to the lysosomes to form the fully active mature protease, composed of a ~30 kDa heavy chain and a ~14 kDa light chain.

Immunogeno

Cathepsin D Purified from human liver

Applicazioni

Anti-Cathepsin D antibody, Mouse monoclonal has been used in:
  • immunoblotting
  • immunohistochemistry
  • immunofluorescence

Azioni biochim/fisiol

CatD plays numerous physiological functions in the cells including metabolic degradation of intracellular proteins and the activation of enzymatic precursors. In the central nervous system, CatD is particularly important for the control of neuronal homeostasis, cell migration and interneuron communication. CatD-mediated proteolysis mediates the degradation of unfolded/oxidized protein aggregates in lysosome. The level of CatD synthesized by the cells is increased in response to mitogenic signals from estrogen, epidermal growth factor (EGF), fibroblast growth factor (FGF), and insulin like growth factor-I (IGF- I). The ability of tumor cells to invade the extracellular matrix has been attributed to cathepsins released by tumor cells or associated with its plasma membrane.

Stato fisico

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

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Codice della classe di stoccaggio

10 - Combustible liquids

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Certificati d'analisi (COA)

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The role of cathepsin D in the pathogenesis of human neurodegenerative disorders
Vidoni C, et al.
Medicinal Research Reviews, 36(5), 845-870 (2016)
Veronika Stoka et al.
Ageing research reviews, 32, 22-37 (2016-04-30)
Lysosomes and lysosomal hydrolases, including the cathepsins, have been shown to change their properties with aging brain a long time ago, although their function was not really understood. The first biochemical and clinical studies were followed by a major expansion
Cathepsin D as a therapeutic target in Alzheimer's disease.
Di Domenico F, et al.
Expert Opinion on Therapeutic Targets, 20(12), 1393-1395 (2016)
Nuclear cathepsin D enhances TRPS1 transcriptional repressor function to regulate cell cycle progression and transformation in human breast cancer cells
Bach AS, et al.
Oncotarget, 6(29), 28084-28084 (2015)
Clivia Lisowski et al.
Autophagy, 18(8), 1785-1800 (2021-11-17)
Modulation of the host cell cycle has emerged as a common theme among the pathways regulated by bacterial pathogens, arguably to promote host cell colonization. However, in most cases the exact benefit ensuing from such interference to the infection process

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