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Purine derivatives, peripheral vasodilators

Known as: Purine derivatives 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Effect of dietary Quebracho tannin extract on feed intake, digestibility, excretion of urinary purine derivatives and milk production in dairy cows
ABSTRACT The aim of this study was to evaluate the effects of dietary Quebracho tannin extract (QTE) on feed intake, apparent… 
Review
2013
Review
2013
Diet effects on urine composition of cattle and N2O emissions.
Ruminant production contributes to emissions of nitrogen (N) to the environment, principally ammonia (NH3), nitrous oxide (N2O… 
Highly Cited
2008
Highly Cited
2008
The effect of feeding dried distillers grains plus solubles on milk production and excretion of urinary purine derivatives.
Two studies were performed to evaluate the effects of dried distillers grains with solubles (DDGS) on the lactational performance… 
Highly Cited
2006
Highly Cited
2006
Increased concentration of water-soluble carbohydrate in perennial ryegrass (Lolium perenne L.). Evaluation in dairy cows in early lactation
Twelve multiparous Holstein–Friesian dairy cows in early lactation were used to investigate the potential of using perennial… 
Highly Cited
2006
Highly Cited
2006
Improved HPLC method for the simultaneous determination of allantoin, uric acid and creatinine in cattle urine.
Highly Cited
2005
Highly Cited
2005
Comparison of four markers for quantifying microbial protein flow from the rumen of lactating dairy cows.
Eight ruminally cannulated lactating cows from a study on the effects of dietary rumen degraded protein (RDP) on production and N… 
2004
2004
Estimation of Microbial Protein Supply in Ruminants Using Urinary Purine Derivatives
THE USE OF URINARY EXCRETION OF PURINE METABOLITES AS AN INDEX OF MICROBIAL PROTEIN SUPPLY IN RUMINANTS Tracer studies were… 
Highly Cited
2004
Highly Cited
2004
A comparison of purine derivatives excretion with conventional methods as indices of microbial yield in dairy cows.
Three multiparous, ruminally and duodenally cannulated Holstein-Friesian milking cows (558 +/- 14 kg BW) with a mean milk yield… 
Highly Cited
2001
Highly Cited
2001
EXCRETION OF PURINE DERIVATIVES IN COWS: ENDOGENOUS CONTRIBUTION AND RECOVERY OF EXOGENOUS PURINE BASES
Highly Cited
1996
Highly Cited
1996
Urinary excretion of purine derivatives and tissue xanthine oxidase (EC 1.2.3.2) activity in buffaloes (Bubalis bubalis) with special reference to differences between buffaloes and Bos taurus cattle
Abstract The urinary excretion of purine derivatives (PD) was measured in six buffaloes (Bubalis bubalis) during fasting and in… 
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