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Immunohistochemistry (IHC) (Peptide-+ Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using Stefin B antibody.)

Stefin B Antibody | anti-STFB antibody

Stefin B Antibody

Gene Names
CSTB; PME; ULD; CST6; EPM1; STFB; CPI-B; EPM1A
Reactivity
Human, Mouse, Rat
Applications
Western Blot, Immunohistochemistry, Immunofluorescence, ELISA
Purity
Affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen.
Synonyms
Stefin B; Stefin B Antibody; CPI-B; CST6; CYTB; EPM1; PME; cystatin B; liver thiol proteinase inhibitor; stefin B; anti-STFB antibody
Ordering
For Research Use Only!
Reactivity
Human, Mouse, Rat
Specificity
Stefin B antibody detects endogenous levels of total stefin B protein.
Purity/Purification
Affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen.
Form/Format
In phosphate buffered saline (without Mg2+ and Ca2+), pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Sequence Length
98
Applicable Applications for anti-STFB antibody
Western Blot (WB), Immunohistochemistry (IHC), Immunofluorescence (IF), ELISA (EIA)
Application Notes
WB: 1:500~1:1000
IHC: 1:50~1:100
IF: 1:100~1:500
ELISA: 1:20000
Immunogen
The antiserum was produced against synthesized peptide derived from human stefin B.
Preparation and Storage
Store at-20 degree C for 1 year

Immunohistochemistry (IHC)

(Peptide-+ Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using Stefin B antibody.)

Immunohistochemistry (IHC) (Peptide-+ Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using Stefin B antibody.)

Western Blot (WB)

(Western blot analysis of extracts from A549 cells, using Stefin B antibody.)

Western Blot (WB) (Western blot analysis of extracts from A549 cells, using Stefin B antibody.)

Immunofluorescence (IF)

(Peptide-+ Immunofluorescence analysis of A549 cells, using Stefin B antibody.)

Immunofluorescence (IF) (Peptide-+ Immunofluorescence analysis of A549 cells, using Stefin B antibody.)
References
Janko Kos, Clin. Cancer Res., Feb 2000; 6: 505. Gregor Anderluh, FEBS J., Jun 2005; 272: 3042-3051. Sabina Rabzelj, Protein Sci., Oct 2005; 14: 2713-2722. Manca Kenig, Protein Sci., Jan 2004; 13: 63.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
11,140 Da
NCBI Official Full Name
cystatin-B
NCBI Official Synonym Full Names
cystatin B
NCBI Official Symbol
CSTB
NCBI Official Synonym Symbols
PME; ULD; CST6; EPM1; STFB; CPI-B; EPM1A
NCBI Protein Information
cystatin-B
UniProt Protein Name
Cystatin-B
UniProt Gene Name
CSTB
UniProt Synonym Gene Names
CST6; STFB

NCBI Description

The cystatin superfamily encompasses proteins that contain multiple cystatin-like sequences. Some of the members are active cysteine protease inhibitors, while others have lost or perhaps never acquired this inhibitory activity. There are three inhibitory families in the superfamily, including the type 1 cystatins (stefins), type 2 cystatins and kininogens. This gene encodes a stefin that functions as an intracellular thiol protease inhibitor. The protein is able to form a dimer stabilized by noncovalent forces, inhibiting papain and cathepsins l, h and b. The protein is thought to play a role in protecting against the proteases leaking from lysosomes. Evidence indicates that mutations in this gene are responsible for the primary defects in patients with progressive myoclonic epilepsy (EPM1). One type of mutation responsible for EPM1 is the expansion in the promoter region of this gene of a CCCCGCCCCGCG repeat from 2-3 copies to 30-78 copies. [provided by RefSeq, Jul 2016]

Uniprot Description

This is an intracellular thiol proteinase inhibitor. Tightly binding reversible inhibitor of cathepsins L, H and B.

Research Articles on STFB

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Product Notes

The STFB cstb (Catalog #AAA856036) is an Antibody and is intended for research purposes only. The product is available for immediate purchase. The Stefin B Antibody reacts with Human, Mouse, Rat and may cross-react with other species as described in the data sheet. AAA Biotech's Stefin B can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunohistochemistry (IHC), Immunofluorescence (IF), ELISA (EIA). WB: 1:500~1:1000 IHC: 1:50~1:100 IF: 1:100~1:500 ELISA: 1:20000. Researchers should empirically determine the suitability of the STFB cstb 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 "Stefin B, 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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