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1-methylxanthine

 
National Institutes of Health

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Highly Cited
2004
Highly Cited
2004
Summary1.The potencies of caffeine and related methylxanthines as adenosine antagonists were assessed with respect to three… Expand
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Highly Cited
2003
Highly Cited
2003
We examined the effects of inhibiting nitric oxide synthase with Nomega-nitro-l-arginine-methyl ester (l-NAME) on total hindlimb… Expand
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Highly Cited
2001
Highly Cited
2001
Heterocyclic amines (HAAs) are suspected carcinogens that are formed in meat when it is cooked at high temperature for long… Expand
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Highly Cited
2001
Highly Cited
2001
Our objective was to evaluate the activity of cytochrome P4501A2 (CYP1A2), xanthine oxidase (XO), and N ‐acetyltransferase 2… Expand
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Highly Cited
2001
Highly Cited
2001
Despite intensive study, the relation between insulin's action on blood flow and glucose metabolism remains unclear. Insulin… Expand
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Highly Cited
1997
Highly Cited
1997
Insulin-induced increases in blood flow are hypothesized to enhance overall glucose uptake by skeletal muscle. Whether the… Expand
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Highly Cited
1995
Highly Cited
1995
The polymorphic arylamine N-acetyltransferase (NAT2; EC 2.3.1.5) is supposed to be a susceptibility factor for several drug side… Expand
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Highly Cited
1992
Highly Cited
1992
The urinary molar concentration ratios of several caffeine metabolites are indicators of specific drug metabolizing enzyme… Expand
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Highly Cited
1982
Highly Cited
1982
Theophylline (1,3-dimethylxanthine) is a constituent of numerous bronchodilator preparations and is widely used in the treatment… Expand
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Highly Cited
1957
Highly Cited
1957
Previous studies (1, 2) have shown that after the ingestion of caffeine or theophylline by man there was an increased urinary… Expand
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