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S Kuno

Publications and source records attributed to S Kuno.

178 records · Page 10Linked to original sources

[Diabetic coma].

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Adolescent↗

Postural control responses sitting on unstable board during visual stimulation.

Concerning with the relation of vection induced by the optokinetic stimulation and the body movement, especially we attended to the neck joint movement, which counteracted to the shoulder movement. Then, we analyzed the mechanisms of the sitting postural control by using the seesaw board. By the optokinetic stimulation through the head mounted display (H.M.D.), the vection was leaded, and it affected to the sway of the body on the seesaw board. In this experiment, we found that the movement of upper part of body except for the head was the same direction to the seesaw board but the head moved out of phase to the seesaw board. This phenomenon will be suggested that the unstable condition of sway is balanced by the counter swing of head and the neck muscle tonus is controlled by acting of the vestibulo-collic reflex.

Adult↗

Antiparkinsonian effects of BAM-1110, a novel ergoline derivative, in MPTP-treated cynomolgus monkeys.

BAM-1110 [(5R,8R,10R)-6-methyl-8-(1,2,4-triazol-l-ylmethyl) ergoline maleate] is a newly synthesized dopamine agonist that produces little anorexic side effects (nausea and vomiting). The current study examines the effects of BAM-1110 on parkinsonian symptoms in 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP)-treated monkeys, an animal model of Parkinson's disease. First, a significant antiparkinsonian effect of apomorphine hydrochloride (0.3 mg/kg given subcutaneously) was confirmed in these animals. BAM-1110 (0.1, 0.3, and 1 mg/kg subcutaneously) relieved parkinsonian symptoms in a dose-dependent manner. Significant effects were observed at doses of 0.3 and 1 mg/kg and lasted for at least 3 h. BAM-1110, at a dose of 0.3 mg/kg that produced the submaximal antiparkinsonian effect, did not induce significant abnormal behaviors such as hyperactivity and stereotyped behaviors. Significant stereotyped behaviors were observed at 1 mg/kg of BAM-1110. Apomorphine induced hyperactive and stereotyped behaviors in parallel with its antiparkinsonian effect. BAM-1110 appears to be a potentially useful dopamine agonist to treat Parkinson's disease because of its relatively weak drug-induced hyperactive disturbances and anorexic side effects.

1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine↗