Kinetic study of the oxovanadium(IV)–salen-catalyzed H2O2 oxidation of phenols

2015 ◽  
Vol 40 (4) ◽  
pp. 355-362 ◽  
Author(s):  
Alagarsamy Mathavan ◽  
Arumugam Ramdass ◽  
Seenivasan Rajagopal
2001 ◽  
Vol 6 (8) ◽  
pp. 770-777 ◽  
Author(s):  
Hui-Chun Yeh ◽  
Jinn-Shyan Wang ◽  
Oliver Y. Su ◽  
Wann-Yin Lin

1983 ◽  
Vol 153 ◽  
pp. 285-290 ◽  
Author(s):  
N.G. Buckman ◽  
R.J. Magee ◽  
J.O. Hill

1999 ◽  
Vol 40 (1) ◽  
pp. 27-35 ◽  
Author(s):  
C. Galindo ◽  
A. Kalt

1976 ◽  
Vol 73 ◽  
pp. 283-286 ◽  
Author(s):  
H. S. Singh ◽  
A. K. Sisodia ◽  
S. M. Singh ◽  
R. K. Singh ◽  
R. N. Singh

2008 ◽  
Vol 105 (12) ◽  
pp. 601-608
Author(s):  
Seung Min Han ◽  
Dong Joon Min ◽  
Joo Hyun Park ◽  
Jung Ho Park ◽  
Jong Min Park
Keyword(s):  

1983 ◽  
Vol 49 (03) ◽  
pp. 199-203 ◽  
Author(s):  
V M Yomtova ◽  
N A Stambolieva ◽  
B M Blagoev

SummaryIt was found that the effect of heparin on the amidase activity of urokinase (E C 3.4.21.31), plasmin (E C 3.4.21.7) and trypsin (E C 3.4.21.4) depended on the substrate used. No effect of heparin on the amidase activity of urokinase and trypsin was observed when Pyro Glu-Gly-Arg-p-nitroanilide (S-2444) and α-N-acetyl-L-lysine-p-nitroanilide (ALNA) were used as substrates. Heparin acted as a uncompetitive inhibitor of trypsin (Ki = 1.2×10-6 M), plasmin (Ki = 4.9×10-6 M) and urokinase (Ki = l.0×10-7 M) when Bz-Phe-Val-Arg-p-nitroanilide (S-2160), H-D-Val-Leu-Lys-p-nitroanilide (S-2251) and plasminogen, respectively, were used as substrates. These results, as well as the data obtained by studying the effect of the simultaneous presence of heparin and competitive inhibitors suggest that although heparin is not bound at the active center of these enzymes, it may influence the effectivity of catalysis.


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