Zobrazeno 1 - 10
of 196
pro vyhledávání: '"J. Nemcsók"'
Publikováno v:
Acta Biologica Hungarica. 61:262-273
The effects of crude oil (Szeged-Algyo, Hungary) and oil fractions (F1: rich in aromatics; F2 fraction: free from aromatics) were investigated on liver CYP1A isoenzymes and antioxidant defence system following their i.p. injection into different fres
Publikováno v:
Process Biochemistry. 42:909-912
The effects of aqueous solutions of ethanol, acetonitrile and 1,4-dioxane in the concentration range 10–90% (v/v) on the activity of porcine pepsin were studied. The enzyme retained its activity in aqueous ethanol and aqueous acetonitrile with incr
Publikováno v:
Journal of Environmental Science and Health, Part A. 35:1517-1526
The effects of haevy metals (Cd2+, Cu2+, Pb2+ and Zn2+) on activities of carp trypsin, α‐chymotrypsin, carboxypeptidase A and lipase were studied. The enzymes were isolated from the gastrointestinal tract and the effects of metal ions were investi
Publikováno v:
Journal of Environmental Science and Health, Part B. 34:819-828
The effects of pyrethroid pesticides (deltamethrin, permethrin and cypermethrin) and an organophosphate ester (methidation) on the activities of carp trypsin, alpha-chymotrypsin, carboxypeptidase A and lipase were studied. The enzymes were isolated f
Autor:
I. Szabó, J. Fazakas, Le Huu Hieu, István Kiss, O. Kufcsák, J. Nemcsók, T. Bálint, F. Kátai, T. Szegletes, G. Lang, Cs. Polyhos
Publikováno v:
Acta Biologica Hungarica. 50:161-173
In the summer of 1995, 30 tonnes of eel (Anguilla anguilla) died in Lake Balaton, Hungary. An investigation was carried out to find the causes of this ecocatastrophe. During this investigation, certain biochemical parameters, i.e. the blood sugar lev
Publikováno v:
Journal of Environmental Science and Health, Part B. 32:789-802
The in vivo and in vitro effects of the insecticide deltamethrin (DM) on hepatic cytochrome P450 (Cyt P450) monooxygenase were examined in adult carp. The in vivo experiments were carried out with 0.2 microgram/l DM at 20 degrees C. The changes in th
Publikováno v:
General Pharmacology: The Vascular System. 29:55-59
1. The cholinesterases play an important role in the innervation of organs. The ratio of solubilized to membrane-bound cholinesterase and the quantitative distributions of acetylcholinesterase and butyrylcholinesterase were measured in different segm
Publikováno v:
Acta Biologica Hungarica. 48:157-166
1. Carp with the dorsal aorta cannulated have been used to study the effects of a 5 hour exposure to methidathion at concentrations of 2 or 6 mg/litre. Blood samples taken during control, exposed and recovery periods were used to determine plasma ace
Publikováno v:
Acta Biologica Hungarica. 48:145-155
Blood samples have been taken from chronic cannulae in the dorsal aorta of Carp under anaesthesia and at intervals of 24, 29 and 101 hours later. A few minutes after the 29 hours and 101 hours sampling was completed similar quantities (1 ml) were wit
Publikováno v:
Fish Physiology and Biochemistry. 16:515-529
The activity and molecular forms of acetylcholinesterase (AChE, EC 3.1.1.7) were characterized in the brain, heart, white skeletal muscle and liver of the Siberian sturgeon (Acipenser baeri), European eel (Anguilla anguilla), wels (Silurus glanis), c