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Western Blot (WB) (Western blot analysis of brain lysate using CTSB antibody. The lane on the left is treated with the antigen-specific peptide.)

Rabbit CTSB Polyclonal Antibody | anti-CTSB antibody

CTSB Antibody

Gene Names
CTSB; APPS; CPSB; RECEUP
Reactivity
Human, Mouse, Rat
Applications
Western Blot, Immunohistochemistry, ELISA
Purity
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin.
Synonyms
CTSB; Polyclonal Antibody; CTSB Antibody; Amyloid precursor protein secretase; APP secretase; APPS; CATB_HUMAN; Cathepsin B heavy chain; Cathepsin B1; CathepsinB; CPSB; cysteine protease; OTTHUMP00000116009; OTTHUMP00000229510; OTTHUMP00000229511; OTTHUMP00000229512; OTTHUMP00000229514; OTTHUMP00000229515; OTTHUMP00000229516; Preprocathepsin B; anti-CTSB antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse, Rat
Clonality
Polyclonal
Isotype
IgG
Specificity
CTSB antibody detects endogenous levels of total CTSB
Purity/Purification
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin.
Form/Format
Liquid
Phosphate buffered saline, pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Concentration
1mg/ml (varies by lot)
Sequence Length
339
Applicable Applications for anti-CTSB antibody
Western Blot (WB), Immunohistochemistry (IHC), ELISA (EIA)
Application Notes
WB: 1:500-1:2000
IHC: 1:50-1:200
Immunogen
A synthesized peptide derived from human CTSB
Subcellular Location
Lysosome. Melanosome. Identified by mass spectrometry in melanosome fractions from stage I to stage IV.
Conjugation
Unconjugated
Preparation and Storage
Store at -20 degree C. Stable for 12 months from date of receipt.

Western Blot (WB)

(Western blot analysis of brain lysate using CTSB antibody. The lane on the left is treated with the antigen-specific peptide.)

Western Blot (WB) (Western blot analysis of brain lysate using CTSB antibody. The lane on the left is treated with the antigen-specific peptide.)

Immunohistochemistry (IHC)

(MBS9606809 at 1/100 staining Human lymph node tissue by IHC-P. The sample was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The sample was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary.)

Immunohistochemistry (IHC) (MBS9606809 at 1/100 staining Human lymph node tissue by IHC-P. The sample was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The sample was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary.)
Related Product Information for anti-CTSB antibody
Description: Cathepsin B (CSTB), part of the papain family of proteases, is a widely expressed lysosomal cysteine endopeptidase (1, 2). Like other family members, cathepsin B is produced from a larger precursor form, pro-cathepsin B, which in its glycosylated form runs at approximately 40 kDa on SDS-PAGE, and is then activated by cleavage of a 62-amino acid pro-peptide. High levels of cathepsin B are found in macrophages and osteoclasts, as well as various types of cancer cells, including lung, colon, prostate, breast, and stomach. In addition, expression of cathepsin B has been associated with multiple sclerosis (3), rheumatoid arthritis (4), and pancreatitis (5). While generally localized to lysosomes, in cancer alterations can lead to its secretion (6). Its role in tumor progression is thought to involve promotion of basement membrane degradation, invasion and metastasis (7, 8). Expression can correlate with poor prognosis for a variety of forms of cancer (9-13).
Function: Thiol protease which is believed to participate in intracellular degradation and turnover of proteins. Has also been implicated in tumor invasion and metastasis.
Subunit Structure: Dimer of a heavy chain and a light chain cross-linked by a disulfide bond. Interacts with SRPX2. Directly interacts with SHKBP1 (PubMed:16733801).
Similarity: Belongs to the peptidase C1 family.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
Observed: 38 kDa
Predicted: 38 kDa
NCBI Official Full Name
cathepsin B isoform 1 preproprotein
NCBI Official Synonym Full Names
cathepsin B
NCBI Official Symbol
CTSB
NCBI Official Synonym Symbols
APPS; CPSB; RECEUP
NCBI Protein Information
cathepsin B
UniProt Protein Name
Cathepsin B
Protein Family
UniProt Gene Name
CTSB
UniProt Synonym Gene Names
CPSB; APPS

NCBI Description

This gene encodes a member of the C1 family of peptidases. Alternative splicing of this gene results in multiple transcript variants. At least one of these variants encodes a preproprotein that is proteolytically processed to generate multiple protein products. These products include the cathepsin B light and heavy chains, which can dimerize to form the double chain form of the enzyme. This enzyme is a lysosomal cysteine protease with both endopeptidase and exopeptidase activity that may play a role in protein turnover. It is also known as amyloid precursor protein secretase and is involved in the proteolytic processing of amyloid precursor protein (APP). Incomplete proteolytic processing of APP has been suggested to be a causative factor in Alzheimer's disease, the most common cause of dementia. Overexpression of the encoded protein has been associated with esophageal adenocarcinoma and other tumors. Multiple pseudogenes of this gene have been identified. [provided by RefSeq, Nov 2015]

Uniprot Description

Thiol protease which is believed to participate in intracellular degradation and turnover of proteins. Has also been implicated in tumor invasion and metastasis.

Research Articles on CTSB

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Product Notes

The CTSB ctsb (Catalog #AAA9606809) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The CTSB Antibody reacts with Human, Mouse, Rat and may cross-react with other species as described in the data sheet. AAA Biotech's CTSB can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunohistochemistry (IHC), ELISA (EIA). WB: 1:500-1:2000 IHC: 1:50-1:200. Researchers should empirically determine the suitability of the CTSB ctsb for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "CTSB, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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