Novel cognitive enhancer ST101 enhances acetylcholine release in mouse dorsal hippocampus through T-type voltage-gated calcium channel stimulation.

abstract：:Hyperglycemia, which occurs under the diabetic condition, induces serious diabetic complications. Diabetic neuropathies, affecting the autonomic, sensory, and motor peripheral nervous system, are among the most frequent complications of diabetes. Little is known about the direct toxic effect of high glucose concentrat...

journal_title：Journal of pharmacological sciences

authors： Sharifi AM,Mousavi SH,Farhadi M,Larijani B

更新日期：2007-07-01 00:00:00

abstract：:Microminipigs are expected as a novel animal model for cardiovascular pharmacological experiments. Since inherent vulnerability of coronary circulation of microminipigs has not been characterized, we performed dipyridamole-stress test to both microminipigs and beagle dogs, and compared the results. Dipyridamole in dos...

journal_title：Journal of pharmacological sciences

authors： Ando K,Takahara A,Nakamura Y,Wada T,Chiba K,Goto A,Lubna NJ,Hagiwara-Nagasawa M,Izumi-Nakaseko H,Hoshiai K,Akie Y,Naito AT,Sugiyama A

更新日期：2018-02-01 00:00:00

abstract：:The L-type Ca(2+) channel (Ca(V)1.2) shows clear Ca(2+)-dependent facilitation and inactivation. Here we have examined the effects of calmodulin (CaM) and Ca(2+) on Ca(2+) channel in guinea-pig ventricular myocytes in the inside-out patch mode, where rundown of the channels was controlled. At a free [Ca(2+)] of 0.1 mi...

journal_title：Journal of pharmacological sciences

authors： Han DY,Minobe E,Wang WY,Guo F,Xu JJ,Hao LY,Kameyama M

更新日期：2010-01-01 00:00:00

abstract：:Pantetheinase is an enzyme hydrolyzing pantetheine, an intermediate of the coenzyme A degradation pathway. Pantetheinase has long been considered as the enzyme that recycles pantothenic acid (vitamin B5) generated during coenzyme A breakdown. Genetic analyses showed that mammals have multiple genes known as vanin fami...

journal_title：Journal of pharmacological sciences

authors： Nitto T,Onodera K

更新日期：2013-09-20 00:00:00

abstract：:Alprostadil (lipo-PGE1) is a drug delivery system preparation. This preparation is applied to treat refractory skin ulcers and arteriosclerosis obliterans. We investigated the effects of alprostadil by using the earflap ischemic model. The following results were obtained: 1) Treatment with alprostadil significantly in...

journal_title：Journal of pharmacological sciences

authors： Inoue H,Aihara M,Tomioka M,Watabe Y

更新日期：2013-01-01 00:00:00

abstract：:The effects of AS1892802, a selective Rho-associated coiled coil kinase (ROCK) inhibitor, on knee cartilage damage and pain behavior were examined in a rat model of osteoarthritis (OA). Monoiodoacetate (MIA) was intraarticularly injected into the right knee joints of rats. ROCK I and II mRNA levels increased in knee j...

journal_title：Journal of pharmacological sciences

authors： Takeshita N,Yoshimi E,Hatori C,Kumakura F,Seki N,Shimizu Y

更新日期：2011-01-01 00:00:00

abstract：:Although insulin-resistant states have been associated with endothelial dysfunction due to increased vascular oxidative stress, the underlying mechanisms are pooly understood. Recent experimental evidence suggests that tetrahydrobiopterin (BH(4)), the natural and essential cofactor of NO synthases (NOS), plays a cruci...

journal_title：Journal of pharmacological sciences

authors： Shinozaki K,Kashiwagi A,Masada M,Okamura T

更新日期：2003-03-01 00:00:00

abstract：:Farnesoid X receptor (FXR) controls the expression of critical genes in bile acid and cholesterol homeostasis. To study FXR and to develop a regulator of cholesterol, some non-steroidal and steroidal ligands have been found in addition to endogenous ligands for FXR. In this study, we discovered five bile acid derivati...

journal_title：Journal of pharmacological sciences

authors： Suzuki T,Tamehiro N,Sato Y,Kobayashi T,Ishii-Watabe A,Shinozaki Y,Nishimaki-Mogami T,Hashimoto T,Asakawa Y,Inoue K,Ohno Y,Yamaguchi T,Kawanishi T

更新日期：2008-07-01 00:00:00

abstract：:Dexmedetomidine is a selective α2 adrenergic agonist. Although dexmedetomidine is widely used for sedation and analgesia, it frequently produces hypotension and bradycardia. The present study aimed to evaluate the effects of dexmedetomidine on cardiac function and coronary circulation using Langendorff-perfused guinea...

journal_title：Journal of pharmacological sciences

authors： Hongo M,Fujisawa S,Adachi T,Shimbo T,Shibata S,Ohba T,Ono K

更新日期：2016-06-01 00:00:00

abstract：:Although mannitol has been used as an osmotherapeutic drug on brain injury, the clinical efficiency of the drug are still controversial. In the present study, we examined the effects of mannitol on the edema in a hippocampal slice due to brief ischemia. To evaluate the effects, we employed an image analysis system tha...

journal_title：Journal of pharmacological sciences

authors： Nakajima R,Nakamura T,Miyakawa H,Kudo Y

更新日期：2004-07-01 00:00:00

abstract：:Leptin is an adipose tissue-derived secretory hormone that suppresses appetite by inhibition of neuropepeptide Y (NPY) gene expression in arcuate nucleus (ARC) in the hypothalamus. To investigate the transcriptional regulation of NPY gene by leptin, we carried out a luciferase assay using NPY gene promotor plasmid (NP...

journal_title：Journal of pharmacological sciences

authors： Higuchi H,Hasegawa A,Yamaguchi T

更新日期：2005-07-01 00:00:00

abstract：:In the novel object recognition task, ZSET1446 (also coded as ST101) enhanced object recognition memory in mice and ameliorated cognitive impairment caused by scopolamine in rats. The enhancement induced by ZSET1446 in mice was abolished by injection of mechamylamine, a nonselective antagonist of nicotinic acetylcholi...

journal_title：Journal of pharmacological sciences

authors： Yamaguchi Y,Takeda K,Hino M

更新日期：2013-01-01 00:00:00

abstract：:The purpose of the current study was to explore the effects of N-methyl-D-aspartate (NMDA)-receptor antagonists (MK-801 and LY235959) administered intracerebroventricularly on the changes of both core temperature and hypothalamic levels of 2,3-dihydroxybenzoic acid (2,3-DHBA) induced by intracerebroventricular injecti...

journal_title：Journal of pharmacological sciences

authors： Kao CH,Kao TY,Huang WT,Lin MT

更新日期：2007-06-01 00:00:00

abstract：:Yeasts isolated from patients with superficial mycoses were tested against propolis samples collected from different regions and honeybee races. The minimum inhibitory concentration (MIC) values obtained using the agar dilution methods were compared to the diameters of growth inhibition zones by using the disk diffusi...

journal_title：Journal of pharmacological sciences

authors： Silici S,Koç NA,Ayangil D,Cankaya S

更新日期：2005-09-01 00:00:00

abstract：:In this study, we provide evidence of critical changes in the expression of non-selective cation currents (NSCC) during culture in rat aortic myocytes. A selective TRPV4 agonist, 4alpha-phorbol 12,13-didecanoate (4alphaPDD), had little effect on membrane currents and intracellular Ca(2+) (Ca(2+)(i)) in freshly isolate...

journal_title：Journal of pharmacological sciences

authors： Tanaka R,Muraki K,Ohya S,Yamamura H,Hatano N,Itoh Y,Imaizumi Y

更新日期：2008-10-01 00:00:00

abstract：:We aimed to examine the rate of thrombotic events after discontinuation of one year clopidogrel therapy in patients with implanted coronary stent, and to determine platelet aggregability by multiple electrode analyzer after cessation of clopidogrel. This prospective, multicenter study enrolled 200 patients subjected t...

journal_title：Journal of pharmacological sciences

authors： Djukanovic N,Todorovic Z,Obradovic S,Zamaklar-Trifunovic D,Njegomirovic S,Milic NM,Prostran M,Ostojic M

更新日期：2011-01-01 00:00:00

abstract：:In the present study, we investigated the protective effect of methyl 3,4-dihydroxybenzoate (MDHB) against H2O2-induced apoptosis in RGC-5 cells. The RGC-5 cells were cultured in plates for 24 h, which were then pretreated with dimethyl sulfoxide, different concentrations of MDHB, or probucol for 12 h prior to additio...

journal_title：Journal of pharmacological sciences

authors： Zhou X,Su CF,Zhang Z,Wang CY,Luo JQ,Zhou XW,Cai L,Yan L,Zhang W,Luo HM

更新日期：2014-01-01 00:00:00

abstract：:The hepatitis C virus (HCV) is an enveloped virus with a single positive-strand RNA genome of about 9.6 kb. It is a major cause of liver disease worldwide. Clear understanding of the viral life cycle has been hampered by the lack of a robust cell culture system. While the development of the HCV replicon system was a m...

journal_title：Journal of pharmacological sciences

authors： Saito S,Heller T,Yoneda M,Takahashi H,Nakajima A,Liang JT

更新日期：2007-10-01 00:00:00

abstract：:Antihistamines inhibit histamine signaling by blocking histamine H1 receptor (H1R) or suppressing H1R signaling as inverse agonists. The H1R gene is upregulated in patients with pollinosis, and its expression level is correlated with the severity of nasal symptoms. Here, we show that antihistamine suppressed upregulat...

journal_title：Journal of pharmacological sciences

authors： Mizuguchi H,Das AK,Maeyama K,Dev S,Shahriar M,Kitamura Y,Takeda N,Fukui H

更新日期：2016-04-01 00:00:00

abstract：:Nicotine inhibited interleukin (IL)-18 and -12 production in lipopolysaccharide (LPS)-stimulated monocytes, and the action of nicotine was antagonized by a non-selective and a selective alpha7 nicotinic acetylcholine receptor (alpha7-nAChR) antagonist, suggesting that the stimulation of alpha7-nAChR may be involved in...

journal_title：Journal of pharmacological sciences

authors： Takahashi HK,Iwagaki H,Hamano R,Yoshino T,Tanaka N,Nishibori M

更新日期：2006-09-01 00:00:00

abstract：:Disruption of the blood-brain barrier (BBB) has been considered as a major pathological change in stroke. eNOS/NO play a key role in maintain BBB function. Myricetin is one of the common flavones widely exists in food and fruit, show certain protective effect on the brain function. This experiment establishes oxygeneg...

journal_title：Journal of pharmacological sciences

authors： Zhang S,Hu X,Guo S,Shi L,He Q,Zhang P,Yu S,Zhao R

更新日期：2019-05-01 00:00:00

abstract：:In the present study, we investigated the effect of aripiprazole, a dopamine system stabilizer, on ethanol-induced psychological and physiological dependence and anxiety-like behavior. First we determined the effect of aripiprazole, a dopamine system stabilizer, on the development and expression of ethanol-induced pla...

journal_title：Journal of pharmacological sciences

authors： Shibasaki M,Kurokawa K,Mizuno K,Ohkuma S

更新日期：2012-01-01 00:00:00

abstract：:A simple in vivo closed-chest atrial fibrillation (Af) model of rats was developed. Af was reproducibly induced by transesophageal atrial burst pacing for 30 s in each of the pentobarbital-anesthetized rats, whereas the cardiohemodynamic condition as well as the inducibility and duration of Af episode was stable over ...

journal_title：Journal of pharmacological sciences

authors： Sugiyama A,Takahara A,Honsho S,Nakamura Y,Hashimoto K

更新日期：2005-07-01 00:00:00

abstract：:Heat shock protein 90 (HSP90) antagonists are currently being evaluated as potential anticancer drugs. However, adverse effects related to these drugs, such as fatigue and pain, suggest that they affect neurons. Therefore, to understand the influence of HSP90 inhibitors on neurons, we investigated the effects of gelda...

journal_title：Journal of pharmacological sciences

authors： Migita K,Matsumoto T,Terada K,Ono K,Hara S

更新日期：2019-07-01 00:00:00

abstract：:Multi-glycoside, one of the extracted compounds from Tripterygium wilfordii HOOK. f. (GTW), has been shown to be clinically effective in suppressing glomerular inflammation in chronic kidney disease. However, its clinical application is often limited by its cytotoxic actions on the liver. This study was performed to c...

journal_title：Journal of pharmacological sciences

authors： Wan YG,Zhao Q,Sun W,Zhang HL,Li M,Wei QX,Wu W,Yue LJ,Wang Q

更新日期：2012-01-01 00:00:00

abstract：:Pulmonary arterial hypertension (PAH) is defined as elevation of mean pulmonary arterial pressure to ≥25 mmHg within the low pressure pulmonary circulatory system. PAH is characterized by obstructive vascular remodeling, partially due to excessive pulmonary arterial smooth muscle cell (PASMC) proliferation. Puerarin i...

journal_title：Journal of pharmacological sciences

authors： Zhang X,Liu Q,Zhang C,Sheng J,Li S,Li W,Yang X,Wang X,He S,Bai J,Zhu D

更新日期：2019-10-01 00:00:00

abstract：:Reactive oxygen species have been known as important contributors to ischemia/reperfusion (I/R) injury. Studies on the beneficial effect of N-acetylcysteine (NAC), a potent antioxidant, on limiting infarct size induced by I/R yielded contrasting results. The present study was undertaken to compare the effect of NAC by...

journal_title：Journal of pharmacological sciences

authors： Abe M,Takiguchi Y,Ichimaru S,Tsuchiya K,Wada K

更新日期：2008-04-01 00:00:00

abstract：:Circulating levels of calcium ion (Ca(2+)) are maintained within a narrow physiological range mainly by the action of parathyroid hormone (PTH) secreted from parathyroid cells. Parathyroid cells can sense small fluctuations in plasma Ca(2+) levels by virtue of a cell surface Ca(2+) receptor (CaR) that belongs to the s...

journal_title：Journal of pharmacological sciences

authors： Nagano N,Nemeth EF

更新日期：2005-03-01 00:00:00

abstract：:It has been shown that enhancement of vasoconstrictor prostanoids plays an important role in the development of cardiovascular diseases. The aim of the present study was to examine the effects of pyrrolidine dithiocarbamate (PDTC), a low-molecular-weight thiol antioxidant and a potent inhibitor of nuclear factor-kappa...

journal_title：Journal of pharmacological sciences

authors： Matsumoto T,Ishida K,Kobayashi T,Kamata K

更新日期：2009-07-01 00:00:00

abstract：:Incomplete recovery of myocardial contraction after reperfusion following brief ischemia is called the "stunning phenomenon" in an animal experiment. A hydrophilic 3-hydroxy-3-methylglutaryl coenzyme A (HMG-CoA) reductase inhibitor (statin) does not affect this phenomenon, but lipophilic statins further reduce the con...

journal_title：Journal of pharmacological sciences

authors： Satoh K,Takaguri A,Itagaki M,Kano S,Ichihara K

更新日期：2008-04-01 00:00:00