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organic extracts
Extraction-Chromatographic Determination of Phenol in Polar Binary Organic Extracts
      
The mutagenicity of organic extracts from the samples was examined by using S.
      
Pure-grade oleuropein, a bitter, hypotensive, phenolic glucoside, was obtained from organic extracts of olive plant leaves by two Chromatographic steps.
      
Mutagenicity testing of organic extracts of diesel exhaust particles after fractionation and recombination
      
Mutagenicity testing of organic extracts of diesel exhaust particles after spiking with polycyclic aromatic hydrocarbons (PAH)
      
Moreover, the inhibitory potency of organic extracts of the plasma on a standard MAO-A preparation from human placenta was measured spectrophotometrically.
      
From the organic extracts arsenic and antimony are estimated by conventional iodometric methods while bismuth is determined spectrophotometrically at 400 nm.
      
Finally, the organic extracts are concentrated to 150-300 μL and the compounds are detected and quantified by GC/MS.
      
In order to elucidate the nature of the flavour compounds that contribute to the characteristic aroma of this wine, the organic extracts were analysed by gas chromatography and olfactometry.
      
The possibility of the presence of toxic bacteria was supported by the finding that organic extracts prepared from sponge samples displayed toxicity, when analyzed in vitro using leukemia cells.
      
validus display significant feeding-deterrent responses to alginate food pellets containing tissue-level concentrations of organic extracts.
      
Thin-layer chromatography of organic extracts of n-alkane-grown 1CP cultures indicated the growth-associated formation of a glycolipid which was characterised as a trehalose dimycolate by 1H-NMR spectroscopy and mass spectrometry.
      
The organic extracts from young plants and new segments were significantly more deterrent than extracts from mature plant tissue.
      
Organic extracts of 15 algae and one seagrass were applied to palatable seaweeds and offered to N.
      
Soil was amended with dried residues or organic extracts of the residues and incubated for 12 weeks at 25°C.
      
All dried residues increased the AOB activity, determined as potential ammonia oxidation, whereas the organic extracts from the thermophilically digested waste and the swine manure caused a decreased potential activity.
      
Among the selected species, the organic extracts of Ambrosia scabra, Ambrosia tenuifolia, Baccharis spicata, Eupatorium buniifolium, Lippia integrifolia, Mulinum spinosum and Satureja parvifolia, and the aqueous extracts of E.
      
Palatable plants treated with organic extracts from desiccated Padina plants were consumed at more than twice the rate of plants treated with extracts from undesiccated plants.
      
[9-14C]Phenanthrene metabolites were not detected in organic extracts from biotransformation experiments with the yeasts,Candida lipolytica 37-1,Candida tropicalis ATCC 32113, andCandida maltosa R-42.
      
In contrast, most of the organic extracts had antimicrobial activity (88%) and were toxic towards A.
      
 

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