| Urokinase (uPA)
colorimetric substrate.
L-Pyroglutamyl-glycyl-L-arginine-p-Nitroaniline hydrochloride
(pyroGlu-Gly-Arg-pNA*HCl). Mw 499
|
Catalog Number 270
|
Amount
100 mg
|
Purity
97% HPLC
Format
Lyophilized. Contains 100
mg of urokinase substrate and 900 mg D-mannitol
Applications
Activity assay. Activity
is measured by increase of optical density (405 nm) at 37C at 0.025
min-1 in buffer (0.14M NaCl, 0.01M Na-phosphate pH 7.5, 0.2 mM of
substrate and 100 IU/ml of urokinase (cat 282))
Reconstitution
Dissolve in
distilled water.
Storage
Shipping at ambient
temperature. Lyophilized product is stored for 2 years at -20°C, dry
and dark. Reconstituted product is kept at +4°C
for 2 months |
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