@article{
author = "Milosavić, Nenad B. and Prodanović, Radivoje and Jovanović, Slobodan M. and Vujčić, Zoran",
year = "2004",
abstract = "Glucoamylase was covalently immobilized through the spacer-arm of the poly(glycidyl methacrylate-co-ethylene glycol dimethacrylate) spheres by using a glutaraldehyde as a coupling agent. The influence of the enzyme load applied to the support on immobilization, yield and specific activity, has been determined. Obtained specific activity was 700 U/g with immobilization yield of 35 %. The Km value for immobilized glucoamylase was 1.28 % (w/v), pH and temperature optimum were 4.5 and 70°C, respectively. The conversion of 20 % (w/w) starch hydrolysate achieved with the immobilized glucoamylase was 97 % after 5 hours., Glukoamilaza je imobilizovana preko spejsera na sfere kopolimera glicidil metakrilata i etilen glikol dimetakrilata uz pomoć glutaraldehida. Određen je uticaj količine dodatog enzima na prinos imobilizacije kao i na specifičnu aktivnost dobijenog imobilizata. Dobijena je specifična aktivnost od 700 U/g sa prinosom imobilizacije od 35%. Km vrednost imobilizovane glukoamilaze je 1,28 % (w/v), pH i temperaturni optimumi su 4,5 i 70°S. Imobilizovani enzim je pri hidrolizi 20 % (w/w) hidrolizata skroba postigao konverziju od 97 % nakon 5 sati.",
journal = "Acta periodica technologica",
title = "Immobilization of glucoamylase on macroporous spheres, Imobilizacija glukoamilaze na makroporoznim sferama",
number = "35",
pages = "207-214",
doi = "10.2298/APT0435207M"
}