purine base


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pur·ine base

a purine.

purine base

Any of a group of chemical compounds that have a purine as their base. Such bases include xanthine, hypoxanthine, uric acid, and theobromine.
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Meanwhile, rapidly fermentable energy and protein sources showed higher DM digestibility, VFA production, ammonia-N utilization, and purine base contents, indicating that the availability of energy or the protein source should be also considered as the other important factor for improving rumen fermentation and MPS.
Effects of synchronicity of carbohydrate and protein degradation on rumen fermentation characteristics and microbial protein synthesis
The following peculiarity was observed by application surfactant solutions as eluents for purine bases separation: the chromatographic chamber did not require long-time pretreatment for saturation by solvent vapor.
Application of Surfactant Micellar Solutions as Extractants and Mobile Phases for TLC-Determination of Purine Bases and Doping Agents in Biological Liquids
In a mixture of nitrogenated bases, the oxidation peaks of the purine bases are shifted towards less positive potentials in relation to their pure solutions.
Electrodes modified with polyaminophenols: immobilization of purines and pyrimidines
Contribution of dietary nitrogen and purine bases to the duodenal digesta: comparison of duodenal and polyesterbag measurements.
Efecto del tamano de particula de la fibra en la dieta sobre la conducta ingestiva, digestion de nutrientes y suministro de proteina microbial al duodeno de bovinos
Because purine bases and cytosine are found in both RNA and DNA, the concentrations of purine and cytosine are higher than that of uracil [17].
The relationship between odd- and branched-chain fatty acids and microbial nucleic acid bases in rumen
Comparison of microbial markers ([sup.15.N] and purine bases) and bacterial isolates for the estimation of rumen microbial protein synthesis.
Effect of dietary concentrate: forage ratios and undegraded dietary protein on nitrogen balance and urinary excretion of purine derivatives in dorperxthin-tailed Han crossbred lambs
Rumen microbial production estimated either from urinary purine derivative excretion or from direct measurements of 15N and purine bases as microbial markers: effect of protein source and rumen bacterial isolates.
Effects of synchronization of carbohydrate and protein supply on ruminal fermentation, nitrogen metabolism and microbial protein synthesis in Holstein steers
As described earlier, creatinine excretion is usually independent of the level of intake or duodenal infusion of purine bases (IAEA, 2002).
Estimation of rumen microbial protein supply using urinary purine derivatives excretion in crossbred calves fed at different levels of feed intake
The purine bases of feces were analysed according to Martinez-Puig et al [20], with high performance liquid chromatography specifications as described by Vlaeminck et al [21].
Potential to mitigate ammonia emission from slurry by increasing dietary fermentable fiber through inclusion of tropical byproducts in practical diets for growing pigs

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