Results 101 to 110 of about 24,042 (141)

不同氮、磷浓度对穗花狐尾藻生长及酚类物质含量的影响

open access: yes, 2012
为揭示解营养物质对穗花狐尾藻生长及其体内酚类物质的影响,研究了不同氮、磷浓度下穗花狐尾藻体内可溶性糖、可溶性蛋白和总酚含量的变化及与酚类代谢相关酶——苯丙氨酸裂解酶(Pheny lalanine ammonia-lyase,PAL)的活性.结果表明,不同氮、磷条件下,穗花狐尾藻顶端组织中可溶性蛋白含量没有明显变化,低氮、低磷水平下顶端组织中可溶性糖含量分别为50.91、38.25mg.g-1(以干重计),均高于对照组,表明穗花狐尾藻体内可溶性糖对氮、磷胁迫的响应较可溶性蛋白敏感.不同氮浓度(0.875 ...
刘碧云   +4 more
core  

[Cannabidiol regulates circadian rhythm to improve sleep disorders following general anesthesia in rats]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Wu X   +11 more
europepmc   +1 more source

多酚氧化酶催化漆酚的氧化聚合反应研究(英文)

open access: yes, 2003
初步探索了以丙酮、二氧六环为溶剂,多酚氧化酶为催化剂催化漆酚在空气中的氧化情况。紫外可见光谱测定表明,反应体系在409、490、653nm处有3个吸收峰,在酶催化下,此3处吸收峰发生明显变化,在218、228nm处共轭双烯和三烯键发生明显变化;它的紫外光谱变化与漆树酶催化类似 ...
蓝虹云, 雷福厚, 安鑫南
core  

[Perioperative management of a patient with Kennedy disease undergoing knee replacement: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Bai P, Zhang H, Wang J, Zhu H, Zeng H.
europepmc   +1 more source

[Research progress on moderate and deep sedation during wound dressing change in pediatric burn patients]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi, 2023
Feng HL   +7 more
europepmc   +1 more source

[Whole blood exchange for a critically ill patient with Hodgkin lymphoma complicated by severe autoimmune hemolytic anemia: a case report and literature review]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Li BQ   +10 more
europepmc   +1 more source

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