Naruhito Watanabe

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The need for reoperation remains a principal limitation of the Ross procedure and most commonly includes replacement of the neo-aortic valve. Valve-preserving aortic root replacement has recently evolved into an increasingly accepted treatment modality for patients with neo-aortic valve regurgitation. Leaflet prolapse, however, may be present, making(More)
One of the major viral respiratory diseases of cattle is parainfluenza type-3 virus infection. Attenuated live virus vaccines have been used in most countries. An experimental attempt was made to clarify the antibody response of cattle inoculated with a live vaccine in a post-tracheal position by a spray method. A significantly higher titers of antibodies(More)
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