Sinulaspirolactam A, a novel aza-spirocyclic valerenane sesquiterpenoid from soft coral Sinularia sp [0.03%]
来自软珊瑚Sinularia.sp的新型氮杂螺环缬草烷倍半萜类化合物SinulaspirolactamA
Wei Lai,Sheng-Ying Qin,Ge Zou et al.
Wei Lai et al.
A novel valerenane sesquiterpenoid sinulaspirolactam A (1), together with five known compounds, was isolated from the soft coral Sinularia sp. Their structures were determined by spectroscopic analyses. The absolute configuration of 1 was e...
N-containing compounds from Periplaneta americana and their activities against wound healing [0.03%]
美洲蜚蠊促伤口愈合N-元素化物及其活性研究
Yong-Ming Yan,Bin Xiang,Hong-Jie Zhu et al.
Yong-Ming Yan et al.
Three new compounds, periplanamides A (1) and B (2), periplanpyrazine A (3), a new naturally occurring compound salicyluric acid methyl ester (6), and seventeen known compounds were isolated from the medicinal insect Periplaneta americana. ...
Zuo-Cheng Qiu,Xiao-Xiao Zhao,Qing-Chang Wu et al.
Zuo-Cheng Qiu et al.
Three new secoiridoids, nuezhenelenoliciside (1), isojaslanceoside B (2), 6'-O-trans-cinnamoyl-secologanoside (3), were isolated from the dried fruits of Ligustrum lucidum. Their structures were elucidated by comprehensive spectroscopic ana...
Discovery, gene modification, and optimization of fermentation of an enduracidin-producing strain [0.03%]
放线菌耐盐肽产生菌的筛选、育种及其发酵优化
Tian-Hua Zhong,Xian-Ming Zeng,Yong-Hong Zhang et al.
Tian-Hua Zhong et al.
Enduracidin significantly inhibits Gram-positive bacteria and had been widely used in many fields. However, as the poor technology for production of enduracidin and its scarcity, identification of novel strategies for production of enduraci...
Antibacterial activities of a series of novel 5-O-(4', 6'-O-dimodified)-mycaminose 14-membered ketolides [0.03%]
一类新型5-O-(4', 6'-O-双甲基化)麦卡米诺糖14元酮胺类抗生素的体外抗菌活性分析
Zhe-Hui Zhao,A-Peng Wang,Xiao-Xi Zhang et al.
Zhe-Hui Zhao et al.
A series of novel 5-O-(4',6'-O-dimodified)-mycaminose 14-membered ketolides were assessed for their in vitro antibacterial activities against a panel of sensitive and resistant pathogens. Compound 1 and compound 2, two ester analogs, showed...
Anti-inflammatory and antiproliferative prenylated chalcones from Hedysarum gmelinii [0.03%]
希蒙д皮亚金氏山黧豆中抗炎及抗增殖作用的牻牛儿基查尔康素
Yi Liu,Jun Zhang,Ran Wen et al.
Yi Liu et al.
Five new prenylated chalcones hedysarumines C-G (1-5), along with eight known chalcones (6-13) all of which were isolated from the genus Hedysarum for the first time, were isolated from the roots of Hedysarum gmelinii by chromatographic met...
He-Xin-Ge Zhang,Bing-Zhao Du,Feng Zhao et al.
He-Xin-Ge Zhang et al.
Three new triterpenoid saponins, namely asprellinoids A-C (1-3), featuring a sulfate substitution in sugar moiety, were isolated from the stems of Ilex asprella (Hook. et Arn.) Champ. ex Benth. Their structures were elucidated by the spectr...
Four new C19-diterpenoid alkaloids from the roots of Aconitum ouvrardianum [0.03%]
四种新C19二萜类生物碱及其立体结构确定
Wang-Yan Liu,Dan He,Da-Ke Zhao et al.
Wang-Yan Liu et al.
Four new C19-diterpenoid alkaloids, 3-dehydroxyl-lipoindaconitine (1), 8-dehydroxyl-bikhaconine (2), 19R-acetonyl-talatisamine (3), and 16-hydroxyl-vilmorisine (4), were isolated from the roots of Aconitum ouvrardianum. Their structures wer...
Leucoxenols A and B, two new phenolics from Bornean medicinal plant Syzygium leucoxylon [0.03%]
采自婆罗洲药用植物Syzygium leucoxylon的两种新的酚类化合物莱乌克斯诺醇A和B
Kamsirah Jim Shamsudin,Chin-Soon Phan,Julius Kulip et al.
Kamsirah Jim Shamsudin et al.
The medicinal plant, Syzygium leucoxylon or commonly known as Obah found in North Borneo was considered as traditional medicine by local committee. Two new phenolics, leucoxenols A (1) and B (2) were isolated and identified as major seconda...
Three new tetralol analogs from soil-derived fungus Myrothecium verrucaria with anti-inflammatory activity [0.03%]
一种产于土壤中的粗糙伏革菌的三种新型四氢吡喃化合物及其抗炎活性研究
Lu Liu,Ming-Xu Tang,Xia-Nan Sang et al.
Lu Liu et al.
Three new tetralol analogs, myrochromanols A-C (1-3), together with 11 known trichothecenes (4-14), were isolated from a soil fungus Myrothecium verrucaria HL-P-1. The structures of the three new compounds were elucidated by extensive spect...