Human tissue Kallikrein 7 (hK7), also known as stratum corneum chymotryptic enzyme (SCCE), is a member of the human tissue kallikrein family. Full-length Kallikrein 7 consists of 253 amino acids (aa), with a signal peptide (aa 1-22), short pro peptide (aa 23-29) and mature chain (aa 30-252) (1). Predominantly expressed in the skin, a major physiological function of Kallikrein 7 is to regulate the desquamation process through proteolysis of the intercellular adhesive structures between corneocytes (2). Thus, it is related to some inflammatory skin diseases, such as psoriasis and chronic itchy dermatitis (3, 4). Studies have shown that one potential physiological activator for Kallikrein 7 is Kallikrein 5, another member of the human tissue Kallikrein family. Along with Kallikrein 14, these three Kallikreins form a proteolytic cascade in the stratum corneum (5).
Human Kallikrein 7 Antibody (333931)
R&D Systems | Catalog # MAB2624
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Key Product Details
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Applications
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Label
Antibody Source
Product Specifications
Immunogen
Glu23-His252
Accession # P49862
Specificity
Clonality
Host
Isotype
Scientific Data Images for Human Kallikrein 7 Antibody (333931)
Detection of Kallikrein 7 by Western Blot
KLK7 is involved in the A beta degradation activity Inhibition of A beta degradation activity of CCF‐STTG1 cells with MAB2624, a KLK7‐neutralizing antibody. Quantification of the relative remaining A beta 40 and A beta 42 in a mixture of normal culture medium and conditioned medium is shown below the blot (n = 3, mean ± s.e.m., *P < 0.05 by Student's t‐test).Dose‐dependent inhibition of A beta degradation activity of CCF‐STTG1 cells with MAB2624. Quantification of relative remaining A beta 40 in the mixture of normal culture medium and conditioned medium is shown below the blot (n = 3, mean ± s.e.m., **P < 0.01 by Tukey's test).A beta degradation activity in the conditioned medium of COS‐1 cells expressing human KLK7. Quantification of relative remaining A beta 40 in the mixture of normal culture medium and conditioned medium is shown below the blot (n = 3, mean ± s.e.m., ***P < 0.001 by Tukey's test).A beta degradation activity of the recombinant KLK7 protein. Immunoblot analysis of the remaining A beta in the mixture of normal cultured medium and conditioned medium of 7PA2 cells, and recombinant human KLK7 and KLK6 protein is shown. In vitro degradation of preformed A beta fibril by purified MBP‐tagged hKLK7 protein. Amounts of A beta fibrils were measured by thioflavin T fluorescence, and relative fluorescence levels at each time point were shown (n = 3, mean ± s.e.m., *P < 0.05, **P < 0.01 by Tukey's test).Source data are available online for this figure. Image collected and cropped by CiteAb from the following open publication (https://pubmed.ncbi.nlm.nih.gov/29311134), licensed under a CC-BY license. Not internally tested by R&D Systems.Applications for Human Kallikrein 7 Antibody (333931)
Immunoprecipitation
Sample: Conditioned cell culture medium spiked with Recombinant Human Kallikrein 7 (Catalog # 2624-SE), see our available Western blot detection antibodies
Western Blot
Sample: Recombinant Human Kallikrein 7 (Catalog # 2624-SE) under non-reducing conditions only
Neutralization
Reviewed Applications
Read 1 review rated 4 using MAB2624 in the following applications:
Formulation, Preparation, and Storage
Purification
Reconstitution
Reconstitute at 0.5 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
Formulation
Shipping
Stability & Storage
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Kallikrein 7
References
- Hansson, L. et al. (1994) J. Bio. Chem. 269:19420.
- Caubet, C. et al. (2004) J. Invest. Dermatol. 122:1235.
- Ekholm, E. and T. Egelrud (1999) Arch. Dermatol. Res. 291:195.
- Hansson, L. et al. (2002) J. Invest. Dermatol. 118:444.
- Brattsand, M. et al. (2004) J. Invest. Dermatol. 124:198.
Alternate Names
Gene Symbol
UniProt
Additional Kallikrein 7 Products
Product Documents for Human Kallikrein 7 Antibody (333931)
Certificate of Analysis
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Product Specific Notices for Human Kallikrein 7 Antibody (333931)
For research use only
Citations for Human Kallikrein 7 Antibody (333931)
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- Immunoprecipitation Protocol
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars