Results 101 to 110 of about 4,137,519 (152)

[Integrated pharmaceutical innovation experiment： preparation of molecularly imprinted polymers and the application in sample pretreatment for in vivo drug analysis]. [PDF]

Se Pu
Jiang Y, Guo R, Song Z, Liu Z, Fan Y, Xu H.   +5 more
europepmc   +1 more source

[Formation mechanisms, construction, and performance evaluation of self-assembled nanoparticles derived from natural products]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Cheng S, Li Y, Li X, Luo S, Yin Y, Wan J, Zhou X.   +6 more
europepmc   +1 more source

纤维素酶与淀粉酶降解壳聚糖的动力学研究

, 2003
采用还原糖测定法 ,研究了纤维素酶与淀粉酶降解壳聚糖过程中酶反应动力学参数 ,比较了以壳聚糖为底物的纤维素酶与淀粉酶的催化反应动力学特性。研究结果表明 ,反应最适温度均为50℃ ;最适pH值为5.4 ;纤维素酶与淀粉酶降解壳聚糖米氏常数Km 值分别为 :1.68mg/mL、0.17mg/mL;最大酶反应速度Vmax分别为 :1.24mg·L-1·min-1、1.22mg·L -1·min ...
周桂, 何子平, 邓光辉, 黄在银, 谭学才   +2 more
core  

[Mechanism of mesenchymal stem cell-derived exosomes in alleviating hypoxia/re-oxygenation-induced injury of oligodendrocytes]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Meng YC, Wang C, Zhu YP.
europepmc   +1 more source

[Research progress in mechanisms of dietary resistant starch for regulating glucose and lipid metabolism]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Liu K, Li X, Zhang Y, Sun J, Liao W.
europepmc   +1 more source

[Silybin inhibits fibrosis after glaucoma filtration surgery in rabbits by promoting fibroblast autophagy]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhang Y, Shen Y, Tong X, Duan Y, Luo Y, Guo W.   +5 more
europepmc   +1 more source

用于烃转化的方法和催化剂

, 2009
一种将烃转化成氢气和碳的一种或多种氧化物的方法，包括使烃与在包含催化活性金属的尖晶石相结晶催化剂存在下与蒸汽和/或氧气接触。还描述了用于制备适合将烃转化成氢气和碳的一种或多种氧化物的催化剂的方法，包括添加沉淀剂到难熔氧化物或其前体和含催化剂金属的化合物的溶液或悬浮液中形成沉淀物，在含氧气氛中煅烧该沉淀物产生具有高的催化剂金属分散性的结晶相。还描述了包括元素镍、镁、铝和镧系元素的结晶催化剂，其中结晶相为尖晶石相 ...
Y王, H徐, AJ戈德巴赫, Y陈
core  

[Native mass spectrometry and ultraviolet photodissociation reveal conformation-selectivity of zinc ion to α-synuclein]. [PDF]

Se Pu
Qin H, Xuan Y, Zhao H, Liu Z, Ding F, Wang F.   +5 more
europepmc   +1 more source

[Simultaneous determination of selinexor， posaconazole， venetoclax， and voriconazole in human plasma using ultra-high performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Xiao X, Li Y, Hu JF, Wan Q, Peng HW.
europepmc   +1 more source

化学镀镍废液处理中磷物种的转化及去除研究

Gongye shui chuli
以化学镀镍废液中难处理的高浓度磷为目标，监测并分析了催化氧化还原、H2O2氧化、次氯酸钙氧化、Fenton氧化处理工艺中磷物种形态的转化趋势，之后进一步采用絮凝/沉淀工艺去除废液中的TP，考察最终TP的去除效果。实验结果表明，H2O2氧化、次氯酸钙氧化和Fenton氧化3种氧化处理均无明显的选择性，反应后废液中仍残留着一定浓度难以处理的H2PO2-，后续处理后TP去除率分别可达81.9%、92.2%和96%。而催化氧化还原处理后，化学镀镍废液中的磷物种基本全转化为了HPO32 ...
唐瑶, 梁高杰, 石宗武, 周健, 熊训辉   +4 more
doaj