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Related to Placental Alkaline Phosphatase: Leukocyte alkaline phosphatase


 (fŏs′fə-tās′, -tāz′)
Any of numerous enzymes that catalyze the removal of phosphate groups by hydrolysis of phosphate ester bonds. They act in the opposite manner to kinases and are important in metabolism and cell signaling.


(ˈfɒsfəˌteɪs; -ˌteɪz)
(Biochemistry) any of a group of enzymes that catalyse the hydrolysis of organic phosphates


(ˈfɒs fəˌteɪs, -ˌteɪz)

any of several classes of esterases of varying specificity that catalyze the hydrolysis of phosphoric esters.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phosphatase - any of a group of enzymes that act as a catalyst in the hydrolysis of organic phosphates
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
References in periodicals archive ?
Special donor and recipient lines of mice and rats were bred that expressed an artificially introduced human cell-surface protein, the placental alkaline phosphatase, ALPP, on all their cells to enable them to be traced.
On immunohistochemical staining, the tumor cells stained intensely and diffusely for calretinin (Fig 5), whereas there was no reaction for placental alkaline phosphatase and c-Kit expression.
The combination of positivity for placental alkaline phosphatase and negativity for epithelial membrane antigen can assist in the distinction of embryonal carcinomas from somatic carcinomas.
Final histopathological analysis revealed a classic seminoma, which stained positive for placental alkaline phosphatase (PLAP), but negative for Ber-H21, inhibin and Alphafeto protein (Fig.
Immunohistochemistry is helpful in the diagnosis and markers of benefit include placental alkaline phosphatase (PLAP) and alpha-fetoprotein (AFP) although they are lacking in sensitivity and specificity.