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259882 Aprotinin, Bovine (Pancreatic trypsin inhibitor) CAS: 9087-70-1

Specifications
References
CAS Number
9087-70-1
Grade
Highly Purified
MDL Number
MFCD00130541
Molecular Formula
C₂₈₄H₄₃₂N₈₄O₇₉S₇ xHCl
Molecular Weight
6511.45
EU Commodity Code
38220090
Shipping Temp
Blue Ice
Storage Temp
-20°C
Antikrein; Antilysin; Antilysine; Aprostat; Aprotinin; BPTI; BPTI Trypsin Inhibitor; Basic Pancreatic Trypsin Inhibitor; Bayer A 128; Bovine Basic Pancreatic Trypsin Inhibitor; Bovine Pancreatic Trypsin Inhibitor; Bovine Trypsin Inhibitor; Fosten; Kallikrein-trypsin Inactivator; Kiker 52G; Kir Richter; Kunitz Pancreatic Trypsin Inhibitor; Kunitz Protease Inhibitor; Kunitz Trypsin Inhibitor; Kunitz-type Inhibitor; Kunitz-type Proteinase Inhibitor; Kunitz-type Trypsin Inhibitor; Onquinin; Pancreatic Basic Trypsin Inhibitor; Pancreatic Trypsin Inhibitor; Pancreatic Trypsin Inhibitor (Kunitz); Protease Inhibitor, Kunitz Type; RP 9921; Repulson; Trasuylol; Trasylol; Trazinin; Triazinin; Trypsin Inhibitor, Trasylol; Trypsin-kallikrein Inhibitor (Kunitz); Zymofren

Aprotinin is a competitive serine protease inhibitor that inhibits trypsin, chymotrypsin, kallikrein and plasmin. Aprotinin forms stable complexes with and blocks the active sites of enzymes. Binding is reversible with most aprotinin-protease complexes, dissociating at pH >10 or <3. Effective concentration is equimolar with protease.

Synonyms
Antikrein; Antilysin; Antilysine; Aprostat; Aprotinin; BPTI; BPTI Trypsin Inhibitor; Basic Pancreatic Trypsin Inhibitor; Bayer A 128; Bovine Basic Pancreatic Trypsin Inhibitor; Bovine Pancreatic Trypsin Inhibitor; Bovine Trypsin Inhibitor; Fosten; Kallikrein-trypsin Inactivator; Kiker 52G; Kir Richter; Kunitz Pancreatic Trypsin Inhibitor; Kunitz Protease Inhibitor; Kunitz Trypsin Inhibitor; Kunitz-type Inhibitor; Kunitz-type Proteinase Inhibitor; Kunitz-type Trypsin Inhibitor; Onquinin; Pancreatic Basic Trypsin Inhibitor; Pancreatic Trypsin Inhibitor; Pancreatic Trypsin Inhibitor (Kunitz); Protease Inhibitor, Kunitz Type; RP 9921; Repulson; Trasuylol; Trasylol; Trazinin; Triazinin; Trypsin Inhibitor, Trasylol; Trypsin-kallikrein Inhibitor (Kunitz); Zymofren
CAS No
9087-70-1
Source
Bovine
Molecular Formula
C₂₈₄H₄₃₂N₈₄O₇₉S₇
Molecular Weight
6511.45
Appearance
White to pale yellow powder
Activity
≥3TIU/mg
Unit Definition of Activity
One Trypsin Inhibitor Unit (TIU) will decrease the activity of two trypsin units by 50%, where one trypsin unit will hydrolyze 1.0umol of N-alpha-benzoyl-DL-arginine p-nitroanilide per minute at pH 7.8 and 25°C. Another commonly used unit is the KIU, with 1 TIU = 1,300 KIU.
Moisture
≤7%
Storage and Stability
Lyophilized powder is stable for 12 months after receipt at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.
Important Note
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Toxicity and Hazards
 All products should be handled by qualified personnel only, trained in laboratory procedures.
References
1. Mangano, D. et al.: New Eng. J. Med., 354:353 (2006); 2. Fergusson, D. et al.: New. Eng. J. Med., 358:2319 (2008)
USBio References
No references available
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