John E Folk

Author PubWeight™ 25.87‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Nonpeptidic delta-opioid receptor agonists reduce immobility in the forced swim assay in rats. Neuropsychopharmacology 2002 1.45
2 Delta-opioid agonists: differential efficacy and potency of SNC80, its 3-OH (SNC86) and 3-desoxy (SNC162) derivatives in Sprague-Dawley rats. J Pharmacol Exp Ther 2004 1.25
3 Opioid interactions in rhesus monkeys: effects of delta + mu and delta + kappa agonists on schedule-controlled responding and thermal nociception. J Pharmacol Exp Ther 2003 1.21
4 Convulsant activity of a non-peptidic delta-opioid receptor agonist is not required for its antidepressant-like effects in Sprague-Dawley rats. Psychopharmacology (Berl) 2002 1.18
5 Gonadal hormone modulation of mu, kappa, and delta opioid antinociception in male and female rats. J Pain 2005 1.10
6 The selective non-peptidic delta opioid agonist SNC80 does not facilitate intracranial self-stimulation in rats. Eur J Pharmacol 2008 1.09
7 The delta-opioid receptor agonist (+)BW373U86 regulates BDNF mRNA expression in rats. Neuropsychopharmacology 2004 1.05
8 Interactions between delta and mu opioid agonists in assays of schedule-controlled responding, thermal nociception, drug self-administration, and drug versus food choice in rhesus monkeys: studies with SNC80 [(+)-4-[(alphaR)-alpha-((2S,5R)-4-allyl-2,5-dimethyl-1-piperazinyl)-3-methoxybenzyl]-N,N-diethylbenzamide] and heroin. J Pharmacol Exp Ther 2005 1.02
9 A novel and facile preparation of bremazocine enantiomers through optically pure N-norbremazocines. Bioorg Med Chem 2004 1.00
10 The convulsive and electroencephalographic changes produced by nonpeptidic delta-opioid agonists in rats: comparison with pentylenetetrazol. J Pharmacol Exp Ther 2006 0.93
11 Electroencephalographic and convulsant effects of the delta opioid agonist SNC80 in rhesus monkeys. Pharmacol Biochem Behav 2006 0.92
12 Role of delta opioid efficacy as a determinant of mu/delta opioid interactions in rhesus monkeys. Eur J Pharmacol 2008 0.91
13 Effects of the δ opioid receptor agonist SNC80 on pain-related depression of intracranial self-stimulation (ICSS) in rats. J Pain 2012 0.91
14 Effects of the delta-opioid agonist SNC80 on the abuse liability of methadone in rhesus monkeys: a behavioral economic analysis. Psychopharmacology (Berl) 2011 0.90
15 Increased levels of gamma-glutamylamines in Huntington disease CSF. J Neurochem 2008 0.90
16 Probes for narcotic receptor mediated phenomena. Part 42: synthesis and in vitro pharmacological characterization of the N-methyl and N-phenethyl analogues of the racemic ortho-c and para-c oxide-bridged phenylmorphans. Bioorg Med Chem 2011 0.88
17 Behavioral and neurobiological effects of the enkephalinase inhibitor RB101 relative to its antidepressant effects. Eur J Pharmacol 2006 0.86
18 Comparison of peptidic and nonpeptidic delta-opioid agonists on guanosine 5'-O-(3-[35S]thio)triphosphate ([35S]GTPgammaS) binding in brain slices from Sprague-Dawley rats. J Pharmacol Exp Ther 2004 0.85
19 The delta-opioid receptor agonist SNC80 [(+)-4-[alpha(R)-alpha-[(2S,5R)-4-allyl-2,5-dimethyl-1-piperazinyl]-(3-methoxybenzyl)-N,N-diethylbenzamide] synergistically enhances the locomotor-activating effects of some psychomotor stimulants, but not direct dopamine agonists, in rats. J Pharmacol Exp Ther 2007 0.85
20 Effects of the selective delta opioid agonist SNC80 on cocaine- and food-maintained responding in rhesus monkeys. Eur J Pharmacol 2006 0.84
21 Inactivation of eukaryotic initiation factor 5A (eIF5A) by specific acetylation of its hypusine residue by spermidine/spermine acetyltransferase 1 (SSAT1). Biochem J 2011 0.83
22 Probes for narcotic receptor mediated phenomena. 43. Synthesis of the ortho-a and para-a, and improved synthesis and optical resolution of the ortho-b and para-b oxide-bridged phenylmorphans: compounds with moderate to low opioid-receptor affinity. Bioorg Med Chem 2011 0.83
23 Selective enhancement of fentanyl-induced antinociception by the delta agonist SNC162 but not by ketamine in rhesus monkeys: Further evidence supportive of delta agonists as candidate adjuncts to mu opioid analgesics. Pharmacol Biochem Behav 2010 0.83
24 Chronic administration of the delta opioid receptor agonist (+)BW373U86 and antidepressants on behavior in the forced swim test and BDNF mRNA expression in rats. Psychopharmacology (Berl) 2005 0.82
25 Synthesis and pharmacological evaluation of 3-(3,4-dichlorophenyl)-1-indanamine derivatives as nonselective ligands for biogenic amine transporters. J Med Chem 2004 0.80
26 Enantioconvergent synthesis of (-)-(2R,5S)-1-allyl-2,5-dimethylpiperazine, an intermediate to delta-opioid receptor ligands. J Org Chem 2003 0.77
27 Interaction between Mu and Delta Opioid Receptor Agonists in an Assay of Capsaicin-Induced Thermal Allodynia in Rhesus Monkeys. Pain Res Treat 2012 0.77