Figure 4: Plasma activity of mt-PA and Alteplase after their intravenous administration to rats.

(a) Plasma activity of a 100 IU mt-PA after i.v. bolus injection to three rats. (b) Plasma activity of a 200 IU mt-PA after i.v. bolus injection to four rats. (c) Plasma activity of a 400 IU mt-PA after i.v. bolus injection to six rats. (d) Plasma activity of a 4000 IU Alteplase after i.v. bolus injection to six rats. (e) The comparison of mean (Mean ± SD) plasma activity of 400 IU mt-PA and 4000 IU Alteplase after intravenous administration to rats (n = 6).