Hiroyuki Masai | Researchain

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Featured researches published by Hiroyuki Masai.

Internal Medicine | 2008

Neurogenic Stunned Myocardium Associated with Status Epileptics and Postictal Catecholamine Surge

Masatoshi Shimizu; Ayako Kagawa; Takatsugu Takano; Hiroyuki Masai; Yoichi Miwa

Clinical Cardiology | 2004

Depletion of antioxidants is associated with no-reflow phenomenon in acute myocardial infarction.

Hidenari Matsumoto; Nobutaka Inoue; Hideyuki Takaoka; Katsuya Hata; Toshiro Shinke; Ryohei Yoshikawa; Hiroyuki Masai; Satoshi Watanabe; Toru Ozawa; Mitsuhiro Yokoyama

Circulation | 2009

Differential effects of calcium-channel blockers on vascular endothelial function in patients with coronary spastic angina.

Yoichi Miwa; Hiroyuki Masai; Masatoshi Shimizu

Internal Medicine | 2007

Occult Gastrointestinal Bleeding due to Acquired von Willebrand Syndrome in a Patient with Hypertrophic Obstructive Cardiomyopathy

Masatoshi Shimizu; Hiroyuki Masai; Yoichi Miwa

International Journal of Cardiology | 2007

Sumatriptan provokes coronary artery spasm in patients with variant angina: Possible involvement of serotonin 1B receptor

Masakatsu Shimizu; Katsuya Hata; Hideyuki Takaoka; Kenji Kanazawa; Toshiro Shinke; Hidenari Matsumoto; Satoshi Watanabe; Ryohei Yoshikawa; Hiroyuki Masai; Yoshitomo Miyamoto; Hozuka Akita; Mitsuhiro Yokoyama

Internal Medicine | 2010

Arteries within the Artery of Coronary Artery in an Adult Patient with Acute Coronary Syndrome

Masatoshi Shimizu; Junichi Imanishi; Takatsugu Takano; Hiroyuki Masai; Yoichi Miwa

Circulation | 2007

Inhibition of endogenous nitric oxide synthase augments contractile response to adenylyl cyclase stimulation without altering mechanical efficiency in patients with idiopathic dilated cardiomyopathy.

Soichiro Ohta; Toshiro Shinke; Katsuya Hata; Hideyuki Takaoka; Junya Shite; Yoichi Kijima; Takeomi Murata; Ryohei Yoshikawa; Hiroyuki Masai; Ken-ichi Hirata; Mitsuhiro Yokoyama

/data/revues/00028703/v154i4/S0002870307005790/ | 2011

Vitamin C restores the contractile response to dobutamine and improves myocardial efficiency in patients with heart failure after anterior myocardial infarction

Toshiro Shinke; Junya Shite; Hideyuki Takaoka; Katsuya Hata; Nobutaka Inoue; Ryohei Yoshikawa; Hidenari Matsumoto; Hiroyuki Masai; Satoshi Watanabe; Tohru Ozawa; Hiromasa Otake; Daisuke Matsumoto; Ken-ichi Hirata; Mitsuhiro Yokoyama

Japanese Circulation Journal-english Edition | 2005