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Dive into the research topics where Yasuo Owada is active.

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Featured researches published by Yasuo Owada.


Kanzo | 1979

Mitochondrial respiration of the rat liver in biliary obstruction

Kenji Koyama; Kenji Ito; Tsuyoshi Otowa; Hidemi Yamauchi; Yasushi Takagi; Yasuo Owada; Kiyoaki Ouchi; Shuichi Watabe; Shuji Matsubara; Teruo Mitsui; Toshio Sato

ラットに閉塞性黄疸を作成して肝ミトコンドリア機能を検索し,併せて胆汁酸のミトコンドリア呼吸阻害,低血圧負荷の影響などを検討した.RC, P/O, S3, ATP生成能などミトコンドリア呼吸能の諸指標はいずれも胆管閉塞期間の延長とともに低下した.またcyt a, cyt cも同様に減少した.DNP stimulated ATPaseとlatent ATPaseの検索からこれらは胆管閉塞により上昇するが長期閉塞例ではむしろ低下した.しかし,ATPaseの活性化率は上昇しており,ミトコンドリア膜の損傷が示唆された.これらミトコンドリアの呼吸阻害を惹起する1因子として胆汁酸の意義を検討し,遊離CDCAの阻害度が最も高く,次いでその抱合型,CAは遊離型も抱合型も毒性の少いことを明らかにした.黄疸ラットに低血圧負荷をすると呼吸阻害が著明となり,黄疸時の出血により肝不全発生の可能性の高いことが証明された.


Tohoku Journal of Experimental Medicine | 1986

Endotoxemia after Abdominal Surgery

Kunitoshi Nakagawa; Shuji Matsubara; Kiyoaki Ouchi; Yasuo Owada; Yoshiaki Yajima


Tohoku Journal of Experimental Medicine | 1975

Metabolism of short chain fatty acid in rat liver in biliary obstruction.

Kenji Koyama; Seiichi Kashimura; Hidemi Yamauchi; Yasushi Takagi; Yasuo Owada; Toshio Sato


Tohoku Journal of Experimental Medicine | 1986

Blood purification of bilirubin and bile acids by plasma exchange for patients with liver failure.

Shuji Matsubara; Kenji Okabe; Kiyoaki Ouchi; Yasuo Owada


Tohoku Journal of Experimental Medicine | 1981

Oral ammonia tolerance test in patients with portal hypertension.

Kenji Koyama; Yasuo Owada; Yoichi Imaoka; Toshio Sato


Tohoku Journal of Experimental Medicine | 1979

Ammonia metabolism in the rat liver in biliary obstruction.

Kenji Koyama; Yasuo Owada; Hidemi Yamauchi; Kenji Ito; Shuichi Watabe; Toshio Sato


Nippon Shokakibyo Gakkai Zasshi | 1975

Morphometric Studies on the Rat Liver in Biliary Obstruction

Hidemi Yamauchi; Kenji Koyama; Yasushi Matsuo; Seiichi Kashimura; Yasushi Takagi; Isao Muto; Yasuo Owada; Tsuyoshi Otowa; Kiyoaki Ouchi; Takumi Anezaki; Kenji Itoh


Tohoku Journal of Experimental Medicine | 1986

Relevance of anti-.ALPHA.-fetoprotein antibody for radioimmunodetection: Analysis with .ALPHA.-fetoprotein-secreting rat hepatoma and antigen-bound acrylic beads.

Hiroaki Tanno; Yasuo Owada; Toshio Sato; Kenji Koyama; Takehiko Tachibana


Kanzo | 1987

Morphological and functional impairment of thioacetamide-induced liver cirrhosis in rat.

Jun Kikuchi; Kenji Koyama; Yasuo Owada; Kiyoaki Ouchi; Yoshihiro Asanuma; Toshio Sato


Kanzo | 1988

Significance of activation of reticuloendothelial system on hepatectomy.

Kunitoshi Nakagawa; Yasuo Owada; Kiyoaki Ouchi; Masanori Suzuki; Tsuyoshi Tominaga; Toshio Sato

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