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The Gut Microbiota in Camellia Weevils Are Influenced by Plant Secondary Metabolites and Contribute to Saponin Degradation
Gut Microbiota Camellia Weevils Plant Secondary Metabolites Saponin Degradation
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2023/6/5
The camellia weevil (CW [Curculio chinensis]) is a notorious host-specific predator of the seeds of Camellia species in China, causing seed losses of up to 60%. The weevil is capable of overcoming hos...
Influence of growing area, plant age, and virus infection on the contents of hop secondary metabolites
Humulus lupulus hop plant age polyphenols essential oils α- bitter acids β-bitter acids
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2014/2/25
Hops and hop products (pellets and extracts) belong to the major raw materials employed in brewing industry. Many effects such as the growing area, hop plant age, and virus infection influence the con...
Comparison of Czech hop cultivars based on their contenst of secondary metabolites
hop Czech hop varieties polyphenols essential oils α-bitter acids β-bitter acids
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2014/2/27
Seven Czech hop varieties (dry hop cones) coming from the harvest of 2008 (Agnus, Bor, Harmonie, Premiant, Rubín, Sládek, and Saaz) were compared for their composition depending on their varietal diff...
Correlation Analysis of Secondary Metabolites and Environmental Factors in Tripterygium wilfordii
雷公藤红素 环境因子 回归分析 次生代谢
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2009/11/18
采用多元逐步回归分析对分布于浙江、福建、湖南、湖北和贵州5个省内6类不同居群药用植物雷公藤(Tripterygium wi lfordi i)的160株个体进行了雷公藤红素含量和环境因子的相关性分析。结果表明, 在空间分布上, 各居群间的雷公藤红素含量差异较大, 其中湖南黄岩居群雷公藤红素含量最高, 为1.058 5×10-2g.g-1, 贵州雷山和福建泰宁居群最低,分别为4.988 9×10-3...
Secondary metabolites from Nepeta heliotropifolia
Lamiaceae Nepeta heliotropifolia iridoid glycosides flavone glycosides triterpenoids
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2010/4/8
Two iridoid glycosides, ixoroside (1) and nepetanudoside B (2); 1 phenylpropanoid glycoside, coniferine (3); 2 flavone glycosides, apigenin 7-O-glucuronide (4) and apigenin 7-O-glucopyranoside (5); 2 ...
Studies on nitrogen-containing secondary metabolites playing a defensive role in plants
secondary metabolism defense substance elicitor flux analysis metabolic profiling tryptophan
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2009/6/1
Plants have evolved various types of defense systems against invading enemies, such as herbivory animals and microbial pathogens. Upon interaction with attacking organisms, plants activate their secon...
Interruption of the Homing Events of Phytopathogenic Aphanomyces cochlioides Zoospores by Secondary Metabolites from Nonhost Amaranthus gangeticus
Aphanomyces cochlioides motility inhibitor nonhost resistance nicotinamide
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2009/3/6
On the screening of 200 nonhost plants, an Amaranthus gangeticus extract was found to attract and subsequently inhibit the motility of Aphanomyces cochlioides zoospores. The attractant was identifie...
PULMONARY CYTOTOXICITY OF SECONDARY METABOLITES OF STACHYBOTRYS CHARTARUM (EHRENB.) HUGHES
damp indoor environment moulds Stachybotrys chartarum
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2010/12/23
Damp dwellings represent suitable conditions for extended indoor moulds. A cellulolytic micromycete Stachybotrys chartarum (Ehrenb.) Hughes is considered to be a tertiary colonizer of surfaces in affe...
Secondary Metabolites from Phlomis syriaca and Their Antioxidant Activities
Phlomis syriaca Lamiaceae Iridoid glucosides Phenylethanoid glycosides
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2010/4/19
An iridoid glucoside, lamiide (1); 4 phenylethanoid glycosides, acteoside (2), b-OH acteoside (3), leucosceptoside A (4) and samioside (5); a caffeic acid ester, chlorogenic acid (6); 2 flavone glucos...
Secondary Metabolites from Euphorbia helioscopia and Their Vasodepressor Activity
Euphorbia helioscopia Euphorbiaceae diterpenoid triterpenoids steroid vasodepressor effect
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2010/4/19
From the aerial parts of Euphorbia helioscopia L. (Euphorbiaceae), a jatrophane diterpene ester, 5,11-jatrophadiene-3-benzoyloxy-7,9,14-tri-acetyloxy-15-ol and 2 lupane derivatives, lup-20(29)-ene-3-a...
Secondary Metabolites of Phlomis viscosa and Their Biological Activities
Phlomis viscosa iridoids phenylethanoid glycosides lignan glucosides 8-O-4'-oxylignan neolignan glucosides biological activity
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2010/4/20
Further phytochemical studies on the aerial parts of Phlomis viscosa (Lamiaceae) led to the isolation of 24 compounds: 3 iridoid glycosides, 10 phenylethanoid glycosides, a megastigmane glycoside and ...
Secondary Metabolites from Phlomis kotschyana
Phlomis kotschyana Lamiaceae Lignan glucoside Phenylethanoid glycosides Iridoid glucosides Acetophenone glycoside
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2010/4/20
A lignan glycoside, syringaresinol-4',4''-O-di-b -D-glucopyranoside (1) (=liriodendrin), 4 phenylethanoid glycosides, acteoside (2), isoacteoside (3), forsythoside B (4) and leucosceptoside B (5), a c...