Urinary kallikrein may refer to:
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Plasma kallikrein
Plasma kallikrein (, ''serum kallikrein'', ''kininogenin'', ''kallikrein I'', ''kallikrein II'', ''kininogenase'', ''kallikrein'', ''callicrein'', ''glumorin'', ''padreatin'', ''padutin'', ''kallidinogenase'', ''bradykininogenase'', ''panceatic ka ...
, an enzyme
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Renal tissue kallikrein, an enzyme
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