ChemInform Abstract: Structure und Absolute Configuration of (+)-Vitrenal, a Novel Carbon Skeletal Sesquiterpenoid Having Plant-growth-inhibitory Activity, from the Liverwort Lepidozia vitrea.

1984 ◽  
Vol 15 (20) ◽  
Author(s):  
A. MATSUO ◽  
S. UTO ◽  
H. NOZAKI ◽  
M. NAKAYAMA
2019 ◽  
Vol 14 (5) ◽  
pp. 1934578X1984578
Author(s):  
Sirinapa Chaipon ◽  
Sutjaritpan Boonmee ◽  
Arihiro Iwasaki ◽  
Kiyotake Suenaga ◽  
Hisashi Kato-Noguchi

A plant growth inhibitory substance was isolated from Heliotropium indicum by bioassay-guided purification and characterized to be (+)-isoamericanol A. (+)-Isoamericanol A significantly inhibited seedling growth of cress at a concentration greater than 0.1 mM. The concentrations of (+)-isoamericanol A required for 50% growth inhibition of cress roots and hypocotyls were 0.5 and 0.4 mM, respectively. This inhibition indicates that (+)-isoamericanol A had a growth inhibitory activity and may contribute to the allelopathic effect of H. indicum. This report is the first on the plant growth inhibitory activity of (+)-isoamericanol A as an allelopathic substance.


2019 ◽  
Vol 14 (6) ◽  
pp. 1934578X1985880
Author(s):  
Hisashi Kato-Noguchi ◽  
Prapaipit Suwitchayanon ◽  
Sutjaritpan Boonmee ◽  
Arihiro Iwasaki ◽  
Kiyotake Suenaga

2010 ◽  
Vol 5 (1) ◽  
pp. 1934578X1000500
Author(s):  
Hui-Yuan Gao ◽  
Xiao-Bo Wang ◽  
Rong-Gang Xi ◽  
Bo-Hang Sun ◽  
Jian Huang ◽  
...  

From the nuts of Castanea mollissima Blume, a new kauranoid diterpene glycoside, named mollioside (1), was isolated. Its structure was established as (4R, 5S, 6R, 8R, 9S, 10S, 13R, 16R) 17-O-β-D-glucopyranoside, ent-6,7-epoxy-6α-hydroxyl-6,7-secokaur-19-oic acid, 6, 19-lactone-16β, 17-diol on the basis of HR-FAB-MS, 1D, 2D-NMR and CD spectral analysis. The aglycone (1a, named mollissin), also as a new compound, was obtained after enzymatic hydrolysis of 1. Both compounds exhibited significant growth inhibitory activity on HeLa tumor cells, but no activity on A375-S2.


2005 ◽  
Vol 50 (Supplement) ◽  
pp. 154-155
Author(s):  
H. ARAYA ◽  
S. HIRADATE ◽  
Y. FUJII ◽  
T. Ishizaki

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