Toxicity of raw and processed roots of Polygonum multiflorum.
- Xiaoqing Wu, Xiaozhen Chen, Qingchun Huang, Dong-mei Fang, Guo-You Li, Guolin Zhang
- Chemistry, MedicineFitoterapia
- 1 April 2012
Brevianamide J, a new indole alkaloid dimer from fungus Aspergillus versicolor.
- Guo-You Li, Tao Yang, Yinggang Luo, Xiaozhen Chen, Dong-mei Fang, Guo-lin Zhang
- ChemistryOrganic Letters
- 23 July 2009
Brevianamide J, a new indole alkaloid dimer, was isolated together with four new diketopiperazine alkaloids from the solid-state fermented culture of Aspergillus versicolor and X-ray crystallographic analysis confirmed the structures of 1 and 4.
Isochaetomium A2, a new bis(naphthodihydropyran-4-one) with antimicrobial and immunological activities from fungus Chaetomium microcephalum
- Guo-bo Xu, Tao Yang, J. Bao, Dong-mei Fang, Guo-You Li
- ChemistryArchives of pharmacal research
- 1 May 2014
Isochaetomium A2 (1), a new bis(naphthodihydropyran-4-one), along with chaetochromins A (2) and B (3), was isolated from the solid-state fermented rice culture of Chaetomium microcephalum. The…
Chaetocochins A-C, epipolythiodioxopiperazines from Chaetomium cochliodes.
- Guo-You Li, Bo-gang Li, Tao Yang, Ju-fang Yan, Guang‐Ye Liu, Guo-lin Zhang
- Chemistry, BiologyJournal of Natural Products
- 25 August 2006
Three new epipolythiodioxopiperazines, chaetocochins A (1), B (2), and C (3), along with dethio-tetra (methylthio) chetomin (4) and chetomin (5), were isolated from the ethyl acetate extract of the…
Nitrogen-containing dihydro-β-agarofuran derivatives from Tripterygium wilfordii.
- Yinggang Luo, Xiang Pu, Guolin Zhang
- ChemistryJournal of Natural Products
- 25 June 2014
Tripterygiumine Q (26) exhibited immunosuppressive activity against human peripheral mononuclear cells with an IC50 value of 8.67 μM and showed no cytotoxicity, even at 100 μM, indicating that 26 may represent a novel scaffold for the development of new Immunosuppressants.
Sesterterpenoids, terretonins A-D, and an alkaloid, asterrelenin, from Aspergillus terreus.
- Guo-You Li, Bo-gang Li, Guo-lin Zhang
- ChemistryJournal of Natural Products
- 27 July 2005
Four new sesterterpenoids, terretonins A-D (1-4), and a new alkaloid, asterrelenin (5), together with five known compounds, were isolated from the ethyl acetate extract of a solid-state fermented…
Indole Alkaloids from Chaetomium globosum.
- Guo-bo Xu, Gu He, Guo-You Li
- Chemistry, MedicineJournal of Natural Products
- 30 June 2015
Three new epipolythiodioxopiperazines, chaetocochins G-I (5-7), were identified by the combination of UPLC and mass spectrometric analysis and showed antibacterial activities against Bacillus subtilis, but not against Gram-negative bacterium (Escherichia coli).
Four New Alkaloids, Brevianamides O-R, from the Fungus Aspergillus versicolor
- Guo-You Li, Li-mei Li, Tao Yang, Xiaozhen Chen, Dong-mei Fang, Guolin Zhang
- Chemistry
- 1 October 2010
Four new alkaloids, brevianamides O - R (1-4, resp.), were isolated from the AcOEt extract of the solid-state fermented rice culture of the fungus Aspergillus versicolor. Their structures were…
Sculponins A–C, three new 6,7-seco-ent-kauranoids from Isodon sculponeatus
- Li-mei Li, Guo-You Li, Han-Dong Sun
- Chemistry
- 24 December 2007
New Flavanol and Cycloartane Glucosides from Landoltia punctata
- Ni-Ni Wang, Guo-bo Xu, Yang Fang, Tao Yang, Hai Zhao, Guo-You Li
- ChemistryMolecules
- 1 May 2014
Cycloartane triterpenoids were discovered in the Lemnaceae family for the first time.
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