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Biomedical subjects

Kenichi Horinouchi

Publications and source records attributed to Kenichi Horinouchi.

3 recordsLinked to original sources

[Effectiveness of intentional lateralization of the tympanic membrane to promote drainage of a large intracranial cholesterol cyst].

A 57-year-old male presented with headache and cerebellar symptoms. A magnetic resonance image demonstrated that the brain stem and the cerebellum were compressed by a large intracranial cholesterol cyst. Abundant drainage from the cyst into the tympanic cavity following the intentional lateralization of the tympanic membrane was very successful in aerating the cyst via the tympanic cavity, resulting in the eradication of the cyst. Our new method is recommended as a curative treatment for large intracranial cholesterol cysts because of its limited surgical stress and high radicality.

Cholesterol↗

Imaging saponin-induced structural changes in neural processes with atomic force microscopy.

Temporal changes in the structure of neuronal processes in the presence of saponin were studied by atomic force microscopy in a fluid medium. After saponin treatment, concavities were formed on the surface of some neurites and fibrous structures in other neurites were splayed. The vertical height of these splayed fibrils or fibrillar bundles ranged from 13 to 370 nm, and the horizontal width was less than 500 nm. These findings suggest that formation of concavities and separation of bundled fibrils occurred simultaneously in saponin-treated neurites.

Animals↗