alkaline phosphatase

noun

Definition of alkaline phosphatase 

: any of the phosphatases that are optimally active in alkaline medium and occur in especially high concentrations in bone, the liver, the kidneys, and the placenta

Examples of alkaline phosphatase in a Sentence

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So Halámek and his team focused on levels of alkaline phosphatase (ALP), an enzyme found in blood, to determine age. National Geographic, "We Can Now Tell a Person’s Age Range From Crime Scene Blood," 29 June 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'alkaline phosphatase.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of alkaline phosphatase

1935, in the meaning defined above

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The first known use of alkaline phosphatase was in 1935

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More Definitions for alkaline phosphatase

alkaline phosphatase

noun

Medical Definition of alkaline phosphatase 

: any of the phosphatases that are enzymes active chiefly in alkaline medium and occur in especially high concentrations in bone, the liver, the kidneys, and the placenta Normally, blood levels of alkaline phosphatase, which are a measure of bone cell growth and bone rebuilding, begin declining with age and remain very low throughout old age.— Sally Squires, The Washington Post, 18 July 1989

Note: A test measuring the level of alkaline phosphatase in the blood serum is an important diagnostic indicator for diseases especially of the bone, liver, gallbladder, and bile ducts.

— compare acid phosphatase

More from Merriam-Webster on alkaline phosphatase

Britannica.com: Encyclopedia article about alkaline phosphatase

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