… The time required for the formation of a plasma fibrin clot upon the addition of thrombin is
defined as the plasma thrombin time. Prolongation of the plasma thrombin time has been …

… decisions based on plasma heparin concentration in 15 of 30 … decisions based on plasma
heparin concentration in 13 of … both clotting time tests and plasma heparin concentrations, with …

… could blunt the sensitivity of the thrombin time and make the test suitable … plasma diluted
thrombin time to be an accurate indicator of argatroban, lepirudin, and bivalirudin concentration, …

… time, thrombin time, and activated partial thromboplastin time … A new method for measuring
the plasma heparin concentration … thrombin time, activated partial thromboplastin time, and …

… by a mixture of plasma from 5 of the subjects, the heparin thrombin time, at a heparin
concentration of 0.5 µg, was more … The plasma thrombin time ranged from 18 to 22 sec. At a …

… (ie prothrombin time and partial thromboplastin time) are … ignore the procedure of thrombin
generation since at the time of clot … , thromboplastin 1/1000 final dilution in plasma correspond …

… Our thrombin time reference range is 20 s or less. All coagulation assays were performed
using a standard chronometric coagulation analyser (ACL Top) in accordance with …

… To this end we compare two tests that measure the heparin concentration in plasma, ie
antifactor Xa (aXa) and antithrombin (aIIa) activity and two tests that measure the heparin effect, …

… (1/10 000 of its plasma concentration) is enough to cause the … Calculated clotting time using
protein concentrations found in … of APTT is caused by a decrease in factor X concentration. …

… log heparin concentration in vivo and time elapsed after … by the activated partial thromboplastin
time alone probably does … than those based on thrombin time and radioisotope dilution …