منابع مشابه
Terpenoids: Higher
Terpenoids (synonymous with isoprenoids or isopentenoids) are a diverse class of natural products that are derived biosynthetically from an intermediate with a simple five-carbon skeleton (isopentane); higher terpenoids are complex structures that possess minimally between 20 and 40 carbon atoms. Higher terpenoids evolved coincidentally with the evolution of life and play multiple functions in ...
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The aerial parts of Achillea setacea afforded, in addition of a rare monoterpene triol and 12 known sesquiterpene lactones, a new guaianolide containing an endoperoxide ring. Its structure was elucidated by spectral methods.
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Among plant secondary metabolites terpenoids are a structurally most diverse.
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This work reviews the production of terpenoids by endophytic fungi and their biological activities, in period of 2006 to 2010. Sixty five sesquiterpenes, 45 diterpenes, five meroterpenes and 12 other terpenes, amounting to 127 terpenoids were isolated from endophytic fungi.
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A field survey was conducted in Wukari, Taraba State to assess the diversity and abundance of insect species in selected habitats (residential, open field made up of grassland and an agroecosystem). Sampling were done biweekly using light, pitfall and yellow pan traps set in 3 replicates, 30 m apart. Insects recovered were wet preserved in 70% ethanol except butterflies and moths. Representativ...
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ژورنال
عنوان ژورنال: Biochemical Journal
سال: 1969
ISSN: 0264-6021,1470-8728
DOI: 10.1042/bj1130026pa