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R. Ishida · SciRah

Researcher profile · Semantic Scholar

R. Ishida

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R. Ishida — researcher profile on SciRah

h-index: 12
Works: 44
Citations: 543

Most-cited papers

Studies on biologically active halogenated compounds. 1. Synthesis and central nervous system depressant activity of 2-(fluoromethyl)-3-aryl-4(3H)-quinazolinone derivatives.
J. Tani, Yoshihisa Yamada, Toyonari Oine, T. Ochiai +2 more
1979Journal of Medicinal Chemistry74 citations
Semantic Scholar
Studies on a new 1,5-benzothiazepine derivative (CRD-401). 3. Effects of optical isomers of CRD-401 on smooth muscle and other pharmacological properties.
Taku Nagao, Masanori Sato, Y. Iwasawa, T. Takada +3 more
1972Japanese Journal of Pharmacology68 citations Open access
Semantic Scholar
Studies on angiotensin converting enzyme inhibitors. 4. Synthesis and angiotensin converting enzyme inhibitory activities of 3-acyl-1-alkyl-2-oxoimidazolidine-4-carboxylic acid derivatives.
Kimiaki Hayashi, Kenichi Nunami, Jyoji Kato, N. Yoneda +3 more
1989Journal of Medicinal Chemistry67 citations Open access
Semantic Scholar
Pharmacological studies on 6-amino-2-fluoromethyl-3-(O-tolyl)-4(3H)-quinazolinone (afloqualone), a new centrally acting muscle relaxant. (II) Effects on the spinal reflex potential and the rigidity.
T. Ochiai, R. Ishida
1982Japanese Journal of Pharmacology58 citations Open access
Semantic Scholar
Prophylactic Effect of Imidapril on Stroke in Stroke‐Prone Spontaneously Hypertensive Rats
N. Ogiku, H. Sumikawa, Yoshikatsu Hashimoto, R. Ishida
1993Stroke47 citations Open access
Semantic Scholar
Pharmacological studies on (4S)-1-methyl-3-[(2S)-2-[N-((1S)-1-ethoxycarbonyl-3-phenylpropyl)amino] propionyl]-2-oxo-imidazolidine-4-carboxylic acid hydrochloride (TA-6366), a new ACE inhibitor: I. ACE inhibitory and anti-hypertensive activities.
M. Kubo, Jyouji Kato, T. Ochiai, R. Ishida
1990Japanese Journal of Pharmacology43 citations Open access
Semantic Scholar
Studies on a new 1,5-benzothiazepine derivative (CRD-401). V. Antiarrhythmic actions.
T. Nagao, Masanori Sato, Y. Iwasawa, T. Takada +3 more
1973Japanese Journal of Pharmacology31 citations Open access
Semantic Scholar
PHARMACOLOGICAL STUDIES ON 6-AMINO-2-FLUOROMETHYL-3-(O-TOLYL)-4(3H)-QUINAZOLINONE (AFLOQUALONE), A NEW CENTRALLY ACTING MUSCLE RELAXANT (I)
T. Ochiai, R. Ishida
198125 citations Open access
Semantic Scholar
Studies on biologically active halogenated compounds. II. Chemical modifications of 6-amino-2-fluoromethyl-3-(o-tolyl)-4(3H)-quinazolinone and the CNS depressant activities of related compounds.
J. Tani, Yoshihisa Yamada, T. Ochiai, R. Ishida +2 more
1979Chemical and pharmaceutical bulletin23 citations Open access
Semantic Scholar
Pharmacological studies on TA-6366, a new ACE inhibitor: II. Effect of long-term administration from the pre-hypertensive stage on blood pressure, relative heart weight and ACE activity of various tissues in spontaneously hypertensive rats (SHRs).
M. Kubo, T. Ochiai, Jyoji Kato, R. Ishida
1991Japanese Journal of Pharmacology17 citations Open access
Semantic Scholar
A Synthesis of 3-Amino-4-hydroxyquinolin-2 (1H)-one Derivatives via Oxazolo [4,5-c] quinolin-4 (5H)-ones
Mamoru Suzuki, Kazuo Matsumoto, M. Miyoshi, N. Yoneda +1 more
197713 citations Open access
Semantic Scholar
Studies on angiotensin converting enzyme inhibitors. VI. Synthesis and angiotensin converting enzyme inhibitory activities of the dicarboxylic acid derivative of imidapril and its diastereoisomers.
H. Kubota, Ken-ichi Nunami, Kimiaki Hayashi, Yoshikatsu Hashimoto +3 more
1992Chemical and pharmaceutical bulletin12 citations Open access
Semantic Scholar
Reduction of the mortality rate by imidapril in a small coronary artery disease model, (NZW x BXSB)F1 male mice.
Noriko Ogiku, H. Sumikawa, Tomonari Nishimura, Hiroshi Narita +1 more
1994Japanese Journal of Pharmacology9 citations Open access
Semantic Scholar
Influence of imidapril on abnormal biochemical parameters in salt-loaded stroke-prone spontaneously hypertensive rats (SHRSP).
Noriko Ogiku, H. Sumikawa, Shinji Minamide, R. Ishida
1993Japanese Journal of Pharmacology7 citations Open access
Semantic Scholar
[General pharmacology of 6-amino-2-fluoromethyl-3-(o-tolyl)-4(3H)-quinazolinone (afloqualone), a new centrally acting muscle relaxant. I. Effects on the central nervous system (author's transl)].
T. Ochiai, M. Yamamura, Y. Kudo, R. Ishida
1981Nihon yakurigaku zasshi. Folia pharmacologica Japonica6 citations
Semantic Scholar
Electroencephalographical studies on the seizure discharges induced by ammonium chloride in the rabbit.
R. Ishida
1967Japanese Journal of Pharmacology6 citations Open access
Semantic Scholar
Electrophysiological investigations on homopantothenic acid.
Y. Nishizawa, T. Kodama, R. Ishida, S. Adachi +1 more
1968THE JOURNAL OF VITAMINOLOGY5 citations
Semantic Scholar
Effects of the new angiotensin-I-converting enzyme inhibitor imidapril on the responses of isolated vascular preparations to various agonists.
M. Kubo, T. Fujitsuka, R. Ishida
1992Arzneimittel-Forschung4 citations
Semantic Scholar
Neurochemical study of mafoprazine, a new phenylpiperazine derivative.
Isao Fukuchi, Kazutaka Kawashima, Y. Matsuoka, R. Ishida
1988Japanese Journal of Pharmacology4 citations Open access
Semantic Scholar
Pharmacology of a new hypnotic drug: HQ-355.
T. Ochiai, R. Ishida, Seiichi Nurimoto, I. Inoue +1 more
1972Japanese Journal of Pharmacology4 citations Open access
Semantic Scholar
No relation of the suppressive effect on the sympathetic nervous system to the acute hypotension caused by imidapril and enalapril.
Noriko Ogiku, H. Sumikawa, R. Ishida
1993Japanese Journal of Pharmacology3 citations Open access
Semantic Scholar
Effects of long-term administration of (4S)-1-methyl-3-[(2S)-2-[N-((1S)-1-ethoxycarbonyl-3- phenylpropyl)amino]propionyl]-2-oxoimidazolidine-4-carboxylic acid hydrochloride (TA-6366), a new angiotensin I converting enzyme (ACE) inhibitor, from the pre-hypertensive stage on morphological change and m
M. Kubo, Kinji Kobayashi, R. Ishida
1992Journal of Pharmacobio-Dynamics3 citations Open access
Semantic Scholar
[Effects of afloqualone, a new centrally acting muscle relaxant, on DRL response and CER in rats (author's transl)].
M. Yamamura, T. Ochiai, R. Ishida
1981Nihon yakurigaku zasshi. Folia pharmacologica Japonica3 citations
Semantic Scholar
STUDIES ON BIOLOGICALLY ACTIVE HALOGENATED COMPOUNDS. 1. SYNTHESIS AND CENTRAL NERVOUS SYSTEM DEPRESSANT ACTIVITY OF 2-(FLUOROMETHYL)-3-ARYL-4(3H)-QUINAZOLINONE DERIVATIVES
J. Tani, Yoshihisa Yamada, T. Oine, T. Ochiai +2 more
19793 citations
Semantic Scholar
Neurochemical study of TA-0910, a new TRH analog(5) ; effects of chronic treatment on TRB, luscarinic acetylcholine(iACh) and D-2 dopaiine receptors in rat brain.
I. Fukuchi, T. Asahi, M. Yamamura, Y. Matsuoka +1 more
19931 citations Open access
Semantic Scholar
Effects of afloqualone on vestibular nystagmus and the lateral vestibular nucleus.
Y. Kudo, R. Ishida
1989Japanese Journal of Pharmacology1 citations Open access
Semantic Scholar
A behavioral pharmacological study of mafoprazine, a new phenylpiperazine derivative.
M. Yamamura, H. Nakagawa, K. Kinoshita, T. Ochiai +1 more
1988Japanese Journal of Pharmacology1 citations Open access
Semantic Scholar
新規中枢性筋弛緩薬 Afloqualone の行動薬理学的研究ラットにおける低率分化餌強化(DRL)反応および条件情動反応(CER)に対する影響
M. Yamamura, T. Ochiai, R. Ishida
19811 citations Open access
Semantic Scholar
[Effects of afloqualone, a centrally acting muscle relaxant, on the sleep-wakefulness cycle in cats with chronically implanted electrodes (author's transl)].
Michio Kojima, Y. Kudo, R. Ishida
1981Nihon yakurigaku zasshi. Folia pharmacologica Japonica1 citations Open access
Semantic Scholar
[General pharmacology of 6-amino-2-fluoromethyl-3-(o-tolyl)-4(3H)-quinazolinone (afloqualone), a new centrally acting muscle relaxant. II. Effects on the peripheral system (author's transl)].
T. Ochiai, I. Fukuchi, H. Ego, M. Yamamura +2 more
1981Nihon yakurigaku zasshi. Folia pharmacologica Japonica1 citations
Semantic Scholar
STUDIES ON BIOLOGICALLY ACTIVE HALOGENATED COMPOUNDS. II. CHEMICAL MODIFICATIONS OF 6-AMINO-2-FLUOROMETHYL-3-(O-TOLYL)-4(3H)-QUINAZOLINONE AND THE CNS DEPRESSANT ACTIVITIES OF RELATED COMPOUNDS
J. Tani, Yoshihisa Yamada, T. Ochiai, R. Ishida +2 more
19801 citations
Semantic Scholar
EFFECT OF TETRABENAZINE ON THE AFFERENT PATHWAYS OF THE CENTRAL NERVOUS SYSTEM.
H. Takagi, R. Ishida
1964Japanese Journal of Pharmacology1 citations Open access
Semantic Scholar
GENERAL PHARMACOLOGY OF DOCARPAMINE (TA-870) A NOVEL ORALLY ACTIVE DOPAMINE PRODRUG. I, EFFECTS ON THE CENTRAL NERVOUS SYSTEM
I. Fukuchi, T. Tanaka, M. Yamamura, Y. Matsuoka +2 more
19910 citations
Semantic Scholar
Effect of clentiazem (TA-3090) on decreased learning ability in post-stroke SHRSP.
K. Kinoshita, T. Fujitsuka, M. Yamamura, R. Ishida
19910 citations Open access
Semantic Scholar
Neurochemical study of TA-0910, a new TEH analog(2) : effect on dopamine release in rat brain.
Kazutaka Kawashima, I. Fukuchi, Y. Shibutani, M. Yamamura +1 more
19910 citations Open access
Semantic Scholar
Studies on Angiotensin‐Converting Enzyme Inhibitors. Part 4. Synthesis and Angiotensin‐Converting Enzyme Inhibitory Activities of 3‐Acyl‐1‐alkyl‐2‐oxoimidazolidine‐4‐carboxylic Acid Derivatives.
Kimiaki Hayashi, K. Nunami, Jyoji Kato, N. Yoneda +3 more
19890 citations
Semantic Scholar
SYNTHESIS OF HETEROCYCLIC COMPOUNDS USING ISOCYANO COMPOUNDS. PART 2. A SYNTHESIS OF 3-AMINO-4-HYDROXYQUINOLIN-2(1H)-ONE DERIVATIVES VIA OXAZOLO(4,5-C)QUINOLIN-4(5H)-ONES
Mamoru Suzuki, Kazuo Matsumoto, M. Miyoshi, N. Yoneda +1 more
19780 citations
Semantic Scholar
[Pharmacological studies of an antipschotic agent, penfluridol. (1). The central pharmacological actions].
K. Ito, Seiichi Nurimoto, K. Shintomi, Y. Kowa +2 more
1976Nihon yakurigaku zasshi. Folia pharmacologica Japonica0 citations
Semantic Scholar
Neuropharniacological effects of penfluridol, a new antipsychotic agent
K. Ito, S. Nurimoto, Y. Kudo, R. Ishida
19750 citations Open access
Semantic Scholar
Electroencephalographical investigation of antiepileptics
R. Ishida
19710 citations Open access
Semantic Scholar
[Pharmacological properties of 6,6,9-trimethyl-9-azabicyclo (3,3,1)non-3 beta-yl-alpha, alpha-di(2-thienyl) glycolate hydrochloride monohydrate (PG-501), a new anti-parkinsonian agent].
T. Nose, M. Kojima, R. Ishida, K. Shintomi +1 more
1971Nihon yakurigaku zasshi. Folia pharmacologica Japonica0 citations
Semantic Scholar
[Studies on the central action, and use as an epidural anesthetic, of a new local anesthetic, 2'-methyl-2-methyl-2-n-propylaminopropionanilide (LA-012)].
R. Ishida, S. Adachi, Y. Kowa
1968Nihon yakurigaku zasshi. Folia pharmacologica Japonica0 citations
Semantic Scholar
[Electrophysiological studies of the effect of 2-ethyl-3-methylvaleramide (Valnoctamide) on the central nervous system. (2)].
R. Ishida, S. Adachi, Y. Kowa
1966Nihon yakurigaku zasshi. Folia pharmacologica Japonica0 citations
Semantic Scholar
ANTAGONISM BY TETRABENAZINE OF THE DEPRESSIVE EFFECTS OF MORPHINE ON THE CENTRAL NERVOUS SYSTEM.
H. Takagi, R. Ishida
1965Japanese Journal of Pharmacology0 citations Open access
Semantic Scholar

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T. Ochiai×16
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T. Ochiai — researcher profile on SciRah
M. Yamamura×10
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M. Yamamura — researcher profile on SciRah
M. Kubo×6
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M. Kubo — researcher profile on SciRah
I. Inoue×5
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I. Inoue — researcher profile on SciRah

×5

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Y. Kudo — researcher profile on SciRah

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Y. Kowa — researcher profile on SciRah

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J. Tani — researcher profile on SciRah

Yoshihisa Yamada×4

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Yoshihisa Yamada — researcher profile on SciRah

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N. Yoneda — researcher profile on SciRah

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H. Sumikawa — researcher profile on SciRah

Noriko Ogiku×4

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I. Fukuchi — researcher profile on SciRah