Publications by authors named "R Ohura"

Conservative treatment of an ameloblastoma often requires an occlusal reconstruction. In this article, we report the successful interdisciplinary treatment of a 14-year-old girl with a unicystic ameloblastoma in the mandible. One year after the marsupialization, enucleation with bone curettage was performed with extraction of the impacted third molar, but the proximal second molar could be maintained.

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This case report demonstrates the efficient use of implant anchorage in a patient with mesially inclined mandibular molars and an overerupted maxillary molar. A 14-year-old girl had an overerupted maxillary right first molar, possibly because of severely inclined mandibular right molars. Two-step use of miniplate anchorage in the right zygomatic process was proposed.

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A 78-year-old woman was referred to our hospital complaining of a hard nodule on the left side of her neck. Histological examination of this nodule showed metastatic carcinoma from breast cancer. Further examination revealed paraaortic lymph node swelling and no breast tumors.

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Isometric contraction of isolated guinea-pig taenia caeci was induced with acetylcholine (ACh) and 5-hydroxytryptamine (5-HT) at 37 and 30 degrees C to investigate the effect of hypothermia on the response of smooth muscle to neurotransmitters. Lowering the temperature increased the amplitude of contraction in response to 10(-6) M ACh. Contraction in response to 10(-6) M 5-HT was also greater at 30 degrees C.

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Fluorescein isothiocyanate (FITC)-labelled asialotransferrin and pyridyl aminated oligosaccharides were prepared from asialotransferrin and human milk using affinity chromatography and high performance liquid chromatography (HPLC), respectively. These substances were incubated with galactosidase or sialyltransferase and then examined by lectin affinity HPLC. The elution patterns changed according to the period of incubation and amount of enzyme.

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