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dc.creatorMihajlovski, Katarina
dc.creatorRadovanović, Neda
dc.creatorVeljović, Đorđe
dc.creatorŠiler-Marinković, Slavica
dc.creatorDimitrijević-Branković, Suzana
dc.date.accessioned2021-03-10T13:11:06Z
dc.date.available2021-03-10T13:11:06Z
dc.date.issued2016
dc.identifier.issn0926-6690
dc.identifier.urihttp://TechnoRep.tmf.bg.ac.rs/handle/123456789/3390
dc.description.abstractMolasses and sugar beet pulp, by-products in sugar industry, are produced in large amounts annually which create disposal problems. High sugar content in sugar beet molasses enables its use for fermentations while sugar beet pulp represents an interesting cheap raw material source for enzyme production. beta-amylase production by a new strain Paenibacillus chitinolyticus CKS1 was performed using a molasses and sugar beet pulp. Two different pretreatments of SBP were investigated while scanning electron microscopy (SEM) showed immobilization of P. chitinolyticus CKS1 cells onto alkali treated SBP. The statistical model was design via Central Composite Design (CCD) under the Response Surface Methodology (RSM) using three variables (inoculum concentration, time of incubation and sugar beet pulp concentration) for obtaining maximum beta-amylase activity. An approximately 3.66-fold increase in beta-amylase production was achieved in the optimized medium as compared with the nonoptimized medium. A maximum beta-amylase production 2.237 U/ml was achieved under optimal conditions inoculum concentration 10%, incubation time 83.07 h and SBP concentration 3%. A high performance liquid chromatography showed that P. chitinolyticus CKS1 hydrolyzed starch to form maltose as a major product. These results indicate that beta-amylase production could be improved using these kind of processes. Also, taking into consideration cheap substrates, economic side of the process is justified.en
dc.publisherElsevier, Amsterdam
dc.relationinfo:eu-repo/grantAgreement/MESTD/Technological Development (TD or TR)/31035/RS//
dc.rightsrestrictedAccess
dc.sourceIndustrial Crops and Products
dc.subjectSugar beet pulpen
dc.subjectPaenibacillus chitinolyticus CKS1en
dc.subjectImmobilizationen
dc.subjectbeta-Amylase production productionen
dc.subjectresponse surface methodology (RSM)en
dc.subjectMaltoseen
dc.titleImproved beta-amylase production on molasses and sugar beet pulp by a novel strain Paenibacillus chitinolyticus CKS1en
dc.typearticle
dc.rights.licenseARR
dc.citation.epage122
dc.citation.other80: 115-122
dc.citation.rankM21
dc.citation.spage115
dc.citation.volume80
dc.identifier.doi10.1016/j.indcrop.2015.11.025
dc.identifier.scopus2-s2.0-84947976516
dc.identifier.wos000370107600015
dc.type.versionpublishedVersion


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Приказ основних података о документу