原始淀粉降解淀粉酶(RSDA)是一种酶,具有在不经历胶质化的情况下降解淀粉颗粒中的葡萄糖的能力。进行了这项研究,以探索和表征来自萨马林达卡朗穆斯河体水的细胞外RSDA产生细菌。在含有1%淀粉颗粒的养分琼脂中对RSDA活性进行了定性分析,在板块充满碘溶液后,具有RSDA活性的细菌菌落是细菌菌落周围细菌菌落周围的清晰光晕。14个细菌菌落中的5个细胞外分泌RSDA。使用二硝基水杨酸(DNS)方法测试了5种细菌的RSDA酶的淀粉酶活性。具有菌落代码KM 5的细菌的RSDA活性为0.332 U/ml。RSDA的最佳工作条件在pH 5和温度为40°C。使用16S rRNA基因鉴定细菌基因型,表明KM5是克雷伯氏菌SP,称为Klebsiella km5。
Acronym Description ASCT Adaptive Signal Control Technologies ATDM Active Transportation Demand Management CAV Connected and Automated Vehicles CCTV Closed Circuit Television CMM Capability Maturity Model ConOps Concept of Operations DMS Dynamic Message Signs EISO Enterprise Information Security Office EOP Emergency Operations Plan ERS Emergency Response System FHWA Federal Highway Administration HELP Highway Emergency Local Patrol HOOCS Highway Oversize/Overweight Credentialing System ICM Integrated Corridor Management IMO Integrated Mobile Observations IT Information Technology ITS Intelligent Transportation System MAP Map Data (geometry) MO Main Office NYSDOT New York State Department of Transportation O&M Operations and Maintenance PIO Public Information Officer PMP Project Management Plan PS&E Plan, Specification, and Estimate RSDA Road Status/Damage Assessment RWIS Road Weather Information System SEMP System Engineering Management Plan SHSP Strategic Highway Safety Plan SPaT Signal Phase and Timing STICC Statewide运输信息协调中心纽约州立大学TAMS交通资产管理系统Tany卡车运输协会纽约TDM交通需求需求管理TMC交通事故TMC运输管理中心TSMO运输系统管理和操作VM