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Product Name
Anti-PSPH antibody
- Documents
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Description
Rabbit polyclonal to PSPH
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Tested applications
ELISA, WB, IP
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Species reactivity
Human PSPH
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Alternative names
Psp antibody; PSP antibody; AI480570 antibody; L-3-phosphoserine phosphatase antibody; O-phosphoserine phosphohydrolase antibody; O-phosphoserine phosphohydrolase antibody; PSP antibody; PSP antibody; PSPase antibody; PSPase antibody; PSPHD antibody; PSPHD antibody; PSPase antibody; AI480570 antibody
- Immunogen
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Isotype
Rabbit IgG
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Preparation
Produced in rabbits immunized with purified, recombinant Human PSPH (rh PSPH; P78330; Met1-Glu225). PSPH specific IgG was purified by Human PSPH affinity chromatography.
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Clonality
Polyclonal
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Formulation
0.2 μm filtered solution in PBS
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Storage instructions
This antibody can be stored at 2℃-8℃ for one month without detectable loss of activity. Antibody products are stable for twelve months from date of receipt when stored at -20℃ to -80℃. Preservative-Free.
Sodium azide is recommended to avoid contamination (final concentration 0.05%-0.1%). It is toxic to cells and should be disposed of properly. Avoid repeated freeze-thaw cycles. -
Applications
WB: 5-10 μg/ml
ELISA:0.1-0.2 μg/mL
This antibody can be used at 0.1-0.2 μg/mL with the appropriate secondary reagents to detect Human PSPH. The detection limit for Human PSPH is 0.00975 ng/well.
IP: 1-4 μg/mg of lysate
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Validations
PSPH Antibody, Rabbit PAb, Antigen Affinity Purified, Western blot
PSPH Antibody, Rabbit PAb, Antigen Affinity Purified, Immunoprecipitation
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Background
Phosphoserine phosphatase (PSPH) belongs to a subfamily of the phosphotransferases. PSPH is the rate-limiting enzyme in l-serine biosynthesis. It has previously been found that Phosphoserine phosphatase (PSPH) plays a role in epidermal homeostasis. Phosphoserine phosphatase (PSP) catalyzes the hydrolysis of phosphoserine to serine. Phosphoserine phosphatase (PSPH) expression has been examined in human-mouse somatic cell hybrids retaining different combination of human chromosomes. Phosphoserine phosphatase (PSPH) is expressed throughout the proliferative layer of the epidermis and hair follicles in rodent and human skin and is highly induced in SCC. In keratinocytes, Phosphoserine phosphatase (PSPH) is a cytoplasmic protein that primarily localizes to endosomes and is present primarily as a homodimer. Knock down of Phosphoserine phosphatase (PSPH) dramatically diminished SCC cell proliferation and cyclin D1 levels in the presence of exogenous of l-serine production suggesting a non-canonical role for Phosphoserine phosphatase (PSPH) in epithelial carcinogenesis. Phosphoserine phosphatase (PSPH) is highly induced in proliferative normal keratinocytes and in skin tumors. Phosphoserine phosphatase (PSPH) appears to be critical for the proliferation of SCC cells; however, this phenomenon may not involve the phosphoserine metabolic pathway.
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References
- Bachelor MA, et al. (2011) L-3-Phosphoserine phosphatase (PSPH) regulates cutaneous squamous cell carcinoma proliferation independent of L-serine biosynthesis. J Dermatol Sci. 63(3): 164-72.
- Koch GA, et al. (1983) Assignment of the human phosphoserine phosphatase gene (PSP) to the pter leads to q22 region of chromosome 7. Cytogenet Cell Genet. 35(1): 67-9.
- Jaeken J, et al. (1997) Phosphoserine phosphatase deficiency in a patient with Williams syndrome. J Med Genet. 34(7): 594-6.
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Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"