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tis'sue plasmin'ogen ac'tivator



Biochem.
1. an anticlotting enzyme, naturally occurring in small amounts in the blood.
2. Pharm.the same enzyme, produced in large amounts by genetic engineering techniques for use in dissolving blood clots. Abbr.: TPA

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

tissue papertissue typing
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