Enzyme
papain
pa·pa·in [ puh-pey-in, -pahy-in ]
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A proteolytic enzyme obtained from Carica papaya. It is also the name used for a purified mixture of papain and CHYMOPAPAIN that is used as a topical enzymatic debriding agent. EC 3.4.22.2.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Enzyme preparations are products that are used in the histopathology laboratory for the following purposes: (1) To disaggregate tissues and cells already in established cultures for preparation into subsequent cultures (e.g., trypsin); (2) To disaggregate fluid specimens for cytological examination (e.g., papain for gastric lavage or trypsin for sputum liquefaction); (3) To aid in the selective staining of tissue specimens (e.g., diastase for glycogen determination).Standard Product NomenclatureU.S Food & Drug Administration, 2003
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