Reactivity
Human
Assay Type
Sandwich
Detection Range
156 pg/ml-10,000 pg/ml
Sensitivity
< 10pg/ml
Applicable Applications for CTSD elisa kit
ELISA
Preparation and Storage
Store at 2-8 degree C for 4 months, or at -20 degree C for 8 months.
Related Product Information for CTSD elisa kit
Principle of the Assay: This kit was based on sandwich enzyme-linked immune-sorbent assay technology. Anti-Cathepsin D polyclonal antibody was pre-coated onto 96-well plates. And the biotin conjugated anti-Cathepsin D polyclonal antibody was used as detection antibodies. The standards, test samples and biotin conjugated detection antibody were added to the wells subsequently, and wash with wash buffer. Avidin-Biotin-Peroxidase Complex was added and unbound conjugates were washed away with wash buffer. TMB substrates were used to visualize HRP enzymatic reaction. TMB was catalyzed by HRP to produce a blue color product that changed into yellow after adding acidic stop solution. The density of yellow is proportional to the Cathepsin D amount of sample captured in plate. Read the O.D. absorbance at 450nm in a microplate reader, and then the concentration of Cathepsin D can be calculated.
Background: Cathepsin D is one of the lysosomal proteinases. It is ubiquitously expressed and is involved in proteolytic degradation, cell invasion, and apoptosis. It is an aspartic protease that depends critically on protonation of its active site Asp residue and gets activated at pH 5 in endosome of hepatocytes where it degrades insulin. Mutations in the CTSD gene are involved in the pathogenesis of several diseases, including breast cancer and possibly Alzheimer disease. It also has been used as a breast cancer tumor marker.
Background: Cathepsin D is one of the lysosomal proteinases. It is ubiquitously expressed and is involved in proteolytic degradation, cell invasion, and apoptosis. It is an aspartic protease that depends critically on protonation of its active site Asp residue and gets activated at pH 5 in endosome of hepatocytes where it degrades insulin. Mutations in the CTSD gene are involved in the pathogenesis of several diseases, including breast cancer and possibly Alzheimer disease. It also has been used as a breast cancer tumor marker.
NCBI and Uniprot Product Information
NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
Molecular Weight
44,552 Da
NCBI Official Full Name
cathepsin D preproprotein
NCBI Official Synonym Full Names
cathepsin D
NCBI Official Symbol
CTSD
NCBI Official Synonym Symbols
CPSD; CLN10
NCBI Protein Information
cathepsin D; lysosomal aspartyl protease; lysosomal aspartyl peptidase; ceroid-lipofuscinosis, neuronal 10
UniProt Protein Name
Cathepsin D
UniProt Gene Name
CTSD
UniProt Synonym Gene Names
CPSD
UniProt Entry Name
CATD_HUMAN
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Product Notes
The Human CTSD ctsd (Catalog #AAA58941) is an ELISA Kit and is intended for research purposes only. The product is available for immediate purchase. The AAA58941 ELISA Kit recognizes Human CTSD. AAA Biotech's Cathepsin D can be used in a range of immunoassay formats including, but not limited to, ELISA. Researchers should empirically determine the suitability of the CTSD ctsd 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 "Cathepsin D, ELISA Kit" 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.Item has been added to Shopping Cart
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