INTERACTION OF PLASMA-MEMBRANES WITH INFLUENZA-VIRUS .7. EFFECT ON 3',5'-CYCLIC ADENOSINE-MONOPHOSPHATE PHOSPHODIESTERASE ACTIVITY
- 1 January 1977
- journal article
- research article
- Vol. 21 (2) , 97-103
Abstract
In chick embryo cells (CEC) and plasma membranes (PM) isolated therefrom, 3 forms of cyclic[c]AMP phosphodiesterase (PDE) were demonstrated: PDE activated only by Ca2+ (Ca-PDE), PDE activated only by Mg2+ (Mg-PDE) and PDE stimulated in the presence of 2 mM Mg2+ by low concentrations of Ca2+ (Ca-Mg-PDE). Purified influenza A virus, under suitable conditions, lowered the activities of these PDE. The decrease was greater in samples incubated in the presence of ATP than in those incubated in its absence.This publication has 2 references indexed in Scilit:
- INTERACTION OF PLASMA-MEMBRANES WITH INFLUENZA-VIRUS .6. POSSIBLE ROLE OF ADENYLATE-CYCLASE SYSTEM1976
- ADENOSINE 3',5'-PHOSPHATE IN BIOLOGICAL MATERIALS .1. PURIFICATION AND PROPERTIES OF CYCLIC 3',5'-NUCLEOTIDE PHOSPHODIESTERASE AND USE SF THIS ENZYME TO CHARACTERIZE ADENOSINE 3',5'-PHOSPHATE IN HUMAN URINE1962