Lignin Degradation and Acid Precipitable Polymeric Lignin (APPL) Accumulation by Selected Streptomyces Strains in Submerged and Solid State Culture Systems

Journal of Applied Biological Sciences

Mustafa YAMAC¹  A. Usame TAMER¹ 

关键词: Actinomycetes;    APPL;    Lignin;    Wheat Straw;   

DOI  :  

学科分类：生物科学（综合）

来源: Nobel Bilim ve Arasirma Merkezi/Nobel Science and Research Cente

【 摘 要 】

Ligninhasconnectiveeffectbetweencellwallcomponents.Therefore,ligninpolymerleadstolessbiologicalusefulnessofsubstrate.Inthisstudy,ithasbeenaimedtodecreaseligninproportioninwheatstrawbyselectedactinomycetesstrains.Forthispurpose,theeffectofdifferentactinomycetesstrainswhichincubatedduringsixweekswithsolidstateandsubmergedculturesystemsonwheatstrawhavebeeninvestigated.Besides,actinomycetesstrainsandcontrolshavebeencomparedforligninlossandproductionof“AcidPrecipitablePolymericLignin”(APPL)values.AstrongcorrelationwasobservedbetweenligninlossfromsubstrateandAPPLproductioninbothculturesystems.ThemaximumligninlossvaluesforsolidstateandsubmergedculturesbyStreptomyces07–05strainweredeterminedas53.22%and61.03%,respectively.After3weeksofgrowth,theAPPLproductionbythisstrainreachedmaximum,65.52and84.12mg/gsubstrateforsolidstateandsubmergedculture,respectively.Ithasbeendeterminedthat,inbothofculturesystems,amountofAPPLwhichwasproducedbyPhanerochaetechrysosporiumdidnotreachanyofactinomycetesstrains’values

【 授权许可】

Unknown