Results 11 to 20 of about 58,368 (266)

Volatile Fatty Acids in the Rumen of the Sheep [PDF]

open access: yesNature, 1951
EARLY workers in the field of ruminant physiology were aware of the presence in the rumen fluid of a number of the lower members of the saturated fatty acid series1; but accurate data were not reported until recently, when partition chromatography became available as a procedure for the analysis of complex mixtures of these acids. Acetic, propionic and
F V, GRAY   +3 more
openaire   +2 more sources

Volatile fatty acids in the digestive tract of the fowl [PDF]

open access: yesBritish Journal of Nutrition, 1968
1. 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 comprised mainly acetic, propionic and butyric acids.2. All droppings contained VFAs but they were present in highest concentration in those of caecal origin.
E F, Annison, K J, Hill, R, Kenworthy
openaire   +2 more sources

Single Cell Oil Production by Oleaginous Yeasts Grown in Synthetic and Waste-Derived Volatile Fatty Acids

open access: yesMicroorganisms, 2020
Four yeast isolates from the species—Apiotrichum brassicae, Candida tropicalis, Metschnikowia pulcherrima, and Pichia kudriavzevii—previously selected by their oleaginous character and growth flexibility in different carbon sources, were tested for their
Sara Bettencourt   +5 more
doaj   +1 more source

Effect of pH on the Economic Potential of Dark Fermentation Products from Used Disposable Nappies and Expired Food Products

open access: yesApplied Sciences, 2021
Used disposable nappies constitute a waste stream that has no established treatment method. The purpose of this study was the assessment of the dark fermentation of used disposable nappies and expired food products under different pH values.
Dimitris Zagklis   +5 more
doaj   +1 more source

Study on the physicochemical indexes, nutritional quality, and flavor compounds of Trichiurus lepturus from three representative origins for geographical traceability

open access: yesFrontiers in Nutrition, 2022
Trichiurus lepturus (hairtail) is an important economic component of China’s marine fishing industry. However, due to the difficulty in identifying the appearance of hairtail from different geographical distributions, hairtails with geographical ...
Shitong Wang   +9 more
doaj   +1 more source

Volatile Fatty Acids in the Caecum of the Sheep [PDF]

open access: yesAustralian Journal of Biological Sciences, 1968
The efficient utilization of plant material by herbivorous animals is made possible by microbial fermentation of food residues in the alimentary tract. In the ruminant animal, fermentation occurs in the rumen prior to gastric digestion of the food and in the caecum prior to the elimination of undigested residues.
openaire   +2 more sources

VOLATIL FATTY ACIDS AND ALCOHOLS IN CORN SILAGE. [PDF]

open access: yesJournal of the American Chemical Society, 1912
n ...
Hart, E. B., Willaman, J. J.
openaire   +1 more source

Changes in Fatty Acid and Volatile Compound Profiles during Storage of Smoked Cheese Made from the Milk of Native Polish Cow Breeds Raised in the Low Beskids

open access: yesAnimals, 2020
This study investigated changes in the proximate chemical composition and profiles of fatty acids and volatile compounds of 12 smoked cheeses made from the milk of native Polish cow breeds used in Beskid Niski.
Patrycja Dopieralska   +5 more
doaj   +1 more source

Origin and utilization of volatile fatty acids in the rat [PDF]

open access: yesReproduction Nutrition Développement, 1980
The arteriovenous differences in the caecum of the rat have been compared for volatile fatty acids (VFA) and for electrolytes. Our results suggest the possibility of an exchange between VFA and chloride at the level of the caecal wall, rather than a net exchange between VFA and bicarbonate; however, the role of bicarbonate or Cl- at the cellular level ...
Rémésy, C., Demigné, C., Chartier, F.
openaire   +3 more sources

Ultrasound-controlled acidogenic valorization of wastewater for biohydrogen and volatile fatty acids production: Microbial community profiling

open access: yesiScience, 2023
Summary: The present study explored the influence of ultrasound on acidogenic fermentation of wastewater for the production of biohydrogen and volatile fatty acids/carboxylic acids. Eight sono-bioreactors underwent ultrasound (20 kHz: 2W and 4W), with an
Omprakash Sarkar   +3 more
doaj   +1 more source

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