terpenoid


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ter·pene

 (tûr′pēn′)
n.
Any of various unsaturated hydrocarbons, C10H16, found in essential oils and oleoresins of plants such as conifers and used in organic syntheses.

[Obsolete terp(entine), variant of turpentine + -ene.]

ter·pe′nic adj.
ter′pe·noid′ adj. & n.

terpenoid

(ˈtɜːpəˌnɔid) chem
n
(Chemistry) a class of chemical compounds including all terpenes
adj
(Chemistry) relating to terpenes
References in periodicals archive ?
Baccharis trinervis gave essential oils which were predominantly terpenoid in nature with a few aliphatic and aromatic compounds as minor and trace constituents.
ABSTRACT: Terpenoid contents of traditionally used ethnobotanically important plants (n=25) were determined.
Cardioprotective and anti-oxidant effects of the terpenoid constituents of Ginkgo biloba extract (EGb 761).
2 Total 26 ** Different letters in yield shows significant difference Table 5: Qualitative phytochemical Screening of Solanum melongena extract Bioactive Compounds Methods of extraction 1st Method 2nd Method 3rd Method M Ch E M Ch E M Ch E Flavonoid s + - ++ + - + - - - Terpenoid - - - + - - - - - s Saponins +++ ++ - - + + + ++ +++ Tannins + ++ - + + ++ ++ - + Alkaloids + - - ++ + + + ++ - Glycoside s + - - +++ + + - - - +++: Present at high concentration, ++: Present at moderate concentration, +: Present at low concentration, Absent or present at negligible concentration.
This revealed the presence of phenolics, alkaloids, cardiac glycosides, flavonoids, terpenoid, and steroid.
Toxicity of terpenoid deterrents to the leaf cutting ant Atta cephalotes and its mutualistic fungus.
When three years of data were combined, there was a positive correlation between total bound-form terpenoid concentrations and PAR in the cluster zone ([r.
A hydroxyl terpenoid initiator results in a telechelic polyolefin with hydroxyl groups and molecular weights from 300 to more than 1,000,000 g/mol.
The gland secretion (see Figure 3B-F) is lipid and terpenoid in nature, as demonstrated by a positive reaction in tests with Sudan Black B (see Figure 3E), Nile Blue (see Figure 3F) and Nadi reagent (see Figure 3G) (see Table 2).
The material lacks a protein allergen found in the gum Arabic derived from the acacia tree, and it is free of undesirable terpenoid compounds present in US sources of the polysaccharide --the western larch tree.
The metabolic pathway genes that highly correlated with variable P6 are enriched in pyrimidine metabolism and terpenoid backbone biosynthesis.
What's more, it lacks a protein allergen found in the gum Arabic derived from the acacia tree, and it is free of undesirable terpenoid compounds present in domestic sources of the polysaccharide--notably the western larch tree.