Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Wei Guang Ma"'
Autor:
Qiong Zhang, Qing Zhao, Xiao-mei Zhang, Jian-Hong Chen, Yu-ying Zhao, Zhi-pu Huang, Wei-guang Ma
Publikováno v:
Natural Product Research. :1-6
Two new cytochalasins, deacetyl-19-epi-cytochalasin P1 (1), deacetyl-19,20-epoxycytochalasin D (2) were isolated from the endophytic fungus Diaporthe sp. RJ-47, along with four known compounds deacetyl-5,6-dihydro-7-oxo-19,20-epoxycytochalasin C (3),
Publikováno v:
Acta Physica Sinica. 71:159901
Publikováno v:
Tetrahedron. 73:566-570
Seven new homo-adamantane type polycyclic polyprenylated acylphloroglucinols (PPAPs), pseudohenones A–G (1–7), along with sixteen known analogues, were isolated from Hypericum pseudohenryi. Their structures were determined on the basis of compreh
Publikováno v:
Tetrahedron Letters. 57:5868-5871
Hyperjapones F-I (1-4), novel terpenoid polymethylated acylphloroglucinols (TPAPs) with three unusual carbon skeletons, were characterized from Hypericum japonicum. Their structures were determined on the basis of comprehensive MS and NMR spectroscop
Autor:
Jin-cun Li, Yu-ying Zhao, Qing Zhao, Xiao-mei Zhang, De-fen Zhu, Zhi-pu Huang, Yu-xiao Xu, Wei-guang Ma, Qiong Zhang
Publikováno v:
Biochemical Systematics and Ecology. 94:104198
A new α-pyrone derivative 1 and six known α-pyrone derivatives 2–7, along with known compounds 8–10 were isolated from the fermentation products of the endophytic fungus Diaporthe sp. RJ-41. Among them, nine compounds (1–9) were reported for
Autor:
Yu-fang, Li, Lei, Zhang, Yao, Gong, Shu-xia, Zhao, Yang, Zhao, Wang-bao, Yin, Wei-guang, Ma, Lei, Dong, Xiang-jie, Zhang, Yi, Li, Suo-tang, Jia
Publikováno v:
Guang pu xue yu guang pu fen xi = Guang pu. 36(5)
In engineering construction, cement quality directly affects the safety of construction projects. So it is necessary that we use qualified cement in the engineering structure. It is of great signification that a method detects cement raw material rap
Autor:
Kun Hu, Jian-Chao Chen, Ming-Hua Qiu, Wei-Ming Zhang, Yan Li, Jie-Qing Liu, Xiao-Nian Li, Liang-Qun Li, Wei-guang Ma, Lin-lin Guo
Publikováno v:
Organic Letters. 15:3902-3905
Four new phragmalin limonoids (chukfuransins A-D) were isolated from the twigs and leaves of Chukrasia tabularis. Chukfuransins A (1) and B (2) feature a unique C-15/C-20 linkage proposed to be built by a biogenetic pathway involving Michael addition
Publikováno v:
ChemInform. 47
Hyperjapones A–E (1–5), novel terpenoid polymethylated acylphloroglucinols (TPAPs) with unusual architectures, were characterized from Hypericum japonicum. Their structures and absolute configurations were determined by comprehensive spectroscopi
Publikováno v:
Organic letters. 18(8)
Hyperjapones A–E (1–5), novel terpenoid polymethylated acylphloroglucinols (TPAPs) with unusual architectures, were characterized from Hypericum japonicum. Their structures and absolute configurations were determined by comprehensive spectroscopi
Autor:
Min-min Lu, Shu-xiao Hou, Hong-hong Wang, Xiao-wen Zhu, Liming You, Wei-guang Ma, Aili Lv, Jin-bo Fang, Li-feng Zhang, Ke Liu, Zi-jing Wu, Jing Zheng
Publikováno v:
Journal of Nursing Scholarship. 44:266-273
Purpose: The purpose of this study is to examine the relationship between nurse staffing and patient outcomes in hospitals in mainland China. Methods: The study was conducted in 181 hospitals across all of the eight economic zones in mainland China u