Abstract:
:Electrically stimulated release of [3H]dopamine [( 3H]DA) in slices of rat striatum was dose dependently inhibited by apomorphine (67% maximal inhibition) with an EC50 of 17 nM. DA receptor inactivation with N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline (EEDQ; 0.5 and 2 mg/kg) dose dependently shifted the ED50 for apomorphine to the right and reduced the maximal inhibition obtained. Analysis of the results yielded a hyperbolic plot of receptor occupancy vs. response, indicating that a large receptor reserve (50-60%) for apomorphine exists at the DA autoreceptor in rat striatum mediating inhibition of transmitter release.
journal_name
Eur J Pharmacoljournal_title
European journal of pharmacologyauthors
Yokoo H,Goldstein M,Meller Edoi
10.1016/0014-2999(88)90523-7subject
Has Abstractpub_date
1988-10-18 00:00:00pages
323-7issue
3eissn
0014-2999issn
1879-0712pii
0014-2999(88)90523-7journal_volume
155pub_type
杂志文章abstract::The polyphenolic flavonoid silymarin that is the milk thistle extract has been found to possess an anti-cancer effect against various human epithelial cancers. In this study, to explore the regulative effect of silymarin on human ovarian cancer line A2780s and PA-1 cells, 3-[4, 5-dimethylthiazol-2-yl]-2, 5-diphenyltet...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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更新日期:2014-11-15 00:00:00
abstract::A natural monoterpene alkaloid incarvillateine isolated from the plant Incarvillea sinensis is known to relieve inflammatory and neuropathic pain. However, the molecular target for the action of incarvillateine remains elusive. Here, we report that incarvillateine exacerbates epileptic seizures by inhibiting subtypes ...
journal_title:European journal of pharmacology
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abstract::Excessive intracellular accumulation of zinc (Zn(2+)) is neurotoxic and contributes to a number of neuropathological conditions. Here, we investigated the protective effect of 3-morpholinosydnonimine (SIN-1) against Zn(2+)-induced neuronal cell death in differentiated PC12 cells. We found that Zn(2+)-induced PC12 cell...
journal_title:European journal of pharmacology
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更新日期:2015-02-05 00:00:00
abstract::Endogenous opioid peptides have been demonstrated to regulate luteinizing hormone (LH) secretion in a variety of species. Studies in rodents suggest a role of opioid peptide systems in controlling the timing of the LH surge, which is entrained to the circadian rhythm. The current studies utilize clocinnamox, a novel l...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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abstract::Increasing evidence demonstrates that oxidative stress plays an important role in brain injury in experimental models of brain ischemia. Thymoquinone, the main constituents of the volatile oil from Negella sativa seeds, is reported to possess strong antioxidant properties. Hence, the present study was undertaken to ev...
journal_title:European journal of pharmacology
pub_type: 杂志文章
doi:10.1016/j.ejphar.2006.05.046
更新日期:2006-08-14 00:00:00
abstract::Pyrrolidine dithiocarbamate (PDTC) can form a complex with metal ions and then act as a proteasome inhibitor, which leads to tumor cell apoptosis, and could therefore be developed as an anticancer agent. In our efforts to find factors that induce PDTC-mediated apoptosis of tumor cells, the effect of serum concentratio...
journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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更新日期:1998-12-18 00:00:00
abstract::Three non-steroidal antiinflammatory agents were tested for their ability to antagonize bradykinin in the rabbit jugular vein, the dog carotid artery and the guinea pig trachea. The new agents were compared with indomethacin, as well as with [Thi5,8,D-Phe7] bradykinin and [Thi6,9,D-Phe8] kallidin, two B2 receptor anta...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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abstract::We have previously shown that particular phenolic antidiarrheic ingredients, including 2-methoxy-4-methylphenol (2M4MP) and 2-methoxy-4-ethyphenol (2M4EP), but not 2-methoxyphenol (2MP), significantly inhibit cellular maturation and differentiation of the bone-resorbing osteoclasts with concomitant protection of the b...
journal_title:European journal of pharmacology
pub_type: 杂志文章
doi:10.1016/j.ejphar.2007.03.034
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abstract::In addition to its well-known interaction with ionotropic and metabotropic receptors, glutamate may, at high concentrations, interfere with a cystine-glutamate antiport designated as Xc- and lead to a significant decrease in cystine uptake and intracellular glutathione level. These effects, in turn, may induce death i...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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更新日期:1997-05-12 00:00:00
abstract::The effects of H 25 and H 74 on ouabain-resistant 86Rb+ influx were tested in beta-cell-rich mouse pancreatic islets. Both H 25, which is considered to be a specific inhibitor of Na+, K+, Cl- co-transport, and H 74, a specific inhibitor of K+, Cl- co-transport, reduced the ouabain-resistant 86Rb+ influx. The specific ...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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journal_title:European journal of pharmacology
pub_type: 杂志文章
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更新日期:1977-07-15 00:00:00
abstract::Estrogen-related receptor alpha (ERRα), one of orphan nuclear receptors, has been recently revealed as an oncogenic regulator in a variety of cancers. However, the linking gain of ERRα expression and cancer progression in cutaneous squamous cell carcinoma (cSCC) is largely unknown. Here, we showed that the mRNA and pr...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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更新日期:2018-04-15 00:00:00
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
pub_type: 杂志文章
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abstract::Chlorpropamide and phenformin inhibited (Na+ - K+)-ATPase and stimulated a high affinity cyclic AMP-phosphodiesterase of isolated liver plasma membrane when tested in vitro. In addition, the two drugs decreased the intracellular cyclic AMP content of isolated hepatocytes without being effective on plasma membrane-boun...
journal_title:European journal of pharmacology
pub_type: 杂志文章
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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更新日期:2020-08-05 00:00:00
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journal_title:European journal of pharmacology
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更新日期:2019-01-05 00:00:00
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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更新日期:1999-07-28 00:00:00
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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journal_title:European journal of pharmacology
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更新日期:2001-10-19 00:00:00
abstract::The effects of the two enantiomers of the antidepressant nomifensine on catecholamine uptake were investigated using rat brain synaptosomes. According to the results from in vitro and ex vivo/in vitro studies, the inhibitory activity on catecholamine uptake resides entirely in the (+)-form of nomifensine. Further stud...
journal_title:European journal of pharmacology
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