Volatile Fatty Acids (VFAs)
Volatile fatty acids in the digestive tract of the fowl
... Examination of the digesta from all regions of the avian digestive tract showed that volatile fatty acids (VFAs) were present in greatest concentration in the caeca and that they compri[r] ...
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Repellent effect of volatile fatty acids on lesser mealworm (Alphitobius diaperinus)
... Abstract: Volatile fatty acids (VFAs) are a group of common metabolites and semiochemicals mediating information transfer between higher organisms and bacteria, either from microbiome or external ...
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Influence of Polyphosphate Hydrolysis on the Degradation of Volatile Fatty Acids (VFAs) in Anaerobic Digestion
... high volatile fatty acids concentration ...inorganic acids that were added as VFAs supplements in order to increase their concentration at start-up of the experiments were; sodium-butyrate, ...
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Extraction of Volatile Fatty Acids from Leachate via Liquid-liquid Extraction and Adsorption Method
... Abstract: Volatile fatty acids (VFAs) are used in wide range of commercially-important ...butyric acids produced from the fermentation of leachate using Clostridium ...
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Control of amphibious weed ipomoea (Ipomoea carnea) by utilizing it for the extraction of volatile fatty acids as energy precursors
... T Volatile fatty acids (VFAs), comprising mainly of acetic acid and lesser quantities of propionic and butyric acids, are generated when zoomass or phytomass is acted upon by acidogenic and ...
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Volatile Fatty Acids Production from Different Composition of Food Waste and Its Effect on Phosphorus Recovery
... Volatile fatty acids (VFAs) are valuable substrates for many important applications such as production of biofuels (Chang et al., 2010), biodegradable plastics (Cai et al., 2009) and biological ...
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Liquid biofuel production from volatile fatty acids
... from volatile fatty acids (VFA) with solely hydrogen as electron ...chain fatty acids was demonstrated with the different electron donors hydrogen and ...
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Acidogenic Fermentation Towards Valorisation of Organic Waste Streams into Volatile Fatty Acids
... the volatile fatty acids ...carboxylic acids constitute a valuable resource for biodegradable polymer production (polyhydroxyalkanoates, PHA), 4 biological nutrient removal, 5 or building ...
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Utilization of Volatile Fatty Acids from Microalgae for the Production of High Added Value Compounds
... Abstract: Volatile Fatty Acids (VFA) are small organic compounds that have attracted much attention lately, due to their use as a carbon source for microorganisms involved in the production of ...
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ORGANIC COMPONENTS OF ANTARCTIC SNOW AND ICE PART 1. VOLATILE FATTY ACIDS IN SNOW DRIFT
... of volatile fatty acids in snow drift samples showed a marked seasonal variation, ...these volatile fatty acids were produced by photochemical oxidation of atmospheric ...these ...
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Oleaginous yeast Yarrowia lipolytica culture with synthetic and food waste-derived volatile fatty acids for lipid production
... Cultivation of Y. lipolytica on VFA without pH adjustment pH is a main factor that affects the cell growth and lipid accumulation of oleaginous microorganisms [8]. Differ- ent oleaginous microorganisms have different ...
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The effects of xylanase on grower pig performance, concentrations of volatile fatty acids and peptide YY in portal and peripheral blood
... Taylor, AE, Bedford, MR and Miller, HM orcid.org/0000-0003-1440-0454 (2018) The effects of xylanase on grower pig performance, concentrations of volatile fatty acids and peptide YY in p[r] ...
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Repellent Effect of Volatile Fatty Acids on Lesser
... group. Letters indicate statistically different groups, Kruskal-Wallis test p<0,05. 3) indicated that all of tested VFAs, which caused statistically significant. 110[r] ...
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Development of Biorefinery Schemes for the Production and Recovery of Volatile Fatty Acids from Agro-Industrial Wastes
... amino acids into dioxide carbon, alcohol and organic ...organic acids are convert to methane and carbon ...organic acids, achieving high yields, remarkable reproducibility and final product titers ...
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The Absorption of Volatile Fatty Acids from the Rumen
... Mixtures of acetic acid, propionic acid, and pectin, with or without added phosphate, were introduced into the 'intact', empty rumen in distinctly alkaline and acid solutions (pH io-6 an[r] ...
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The Absorption of Volatile Fatty Acids from the Rumen
... Since the weights of the acids absorbed by the rumen are equal, the proportion of propionic acid formed there must be much greater than is indicated by analyses of the rumen contents, bu[r] ...
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EZ7252 Volatile Fatty Acids, Bicarbonate and Alkalinity Analyser
... When the alkalinity titration algorithm has finished, the carbonates that are present in the sample are stripped by aeration.. During this action it is possible that the pH increases s[r] ...
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PARTITION AND ABSORPTION OF VOLATILE FATTY ACIDS IN THE ALIMENTARY CANAL OF THE RAT
... No clear differences exist between the absorption of acetic, propionic and butyric acids could be observed. P ACK ETT, M Y E RS , J ACKSON ( 19 66) showed that in sheep acetic acid was more utilised by the caecal ...
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Efficiency of utilization of volatile fatty acids for maintenance and energy retention by sheep
... The values obtained by Armstrong & Blaxter (19576) for the efficiency of utilization above maintenance (k,) for the individual acids were then used to predict k, [r] ...
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