Search Results - "Okamoto, Yosuke"

Effects of daytime light exposure on cognitive brain activity as measured by the ERP P300 by Okamoto, Yosuke, Nakagawa, Seiji

“…Abstract Exposure to light modulates not only human alertness but also cognitive functions. The present study examined the temporal dynamics of the effects of…”
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Molecular Pathogenesis of Cardiac Arrhythmia by Okamoto, Yosuke, Ono, Kyoichi

“…The heart is a necessary organ for sustaining life in mammals, and it is the first organ to function during early development [...]…”
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Molecular identification of HSPA8 as an accessory protein of a hyperpolarization-activated chloride channel from rat pulmonary vein cardiomyocytes by Okamoto, Yosuke, Nagasawa, Yoshinobu, Obara, Yutaro, Ishii, Kuniaki, Takagi, Daichi, Ono, Kyoichi

“…Pulmonary veins (PVs) are the major origin of atrial fibrillation. Recently, we recorded hyperpolarization-activated Cl− current (ICl, h) in rat PV…”
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Azelnidipine treatment reduces the expression of Cav1.2 protein by Nasu, Fumiaki, Obara, Yutaro, Okamoto, Yosuke, Yamaguchi, Hiroaki, Kurakami, Kazuya, Norota, Ikuo, Ishii, Kuniaki

“…Azelnidipine, a third-generation dihydropyridine calcium channel blocker (DHP CCB), has a characteristic hypotensive effect that persists even after it has…”
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Bioinformatic Identification of Potential RNA Alterations on the Atrial Fibrillation Remodeling from Human Pulmonary Veins by Igarashi, Wataru, Takagi, Daichi, Okada, Daigo, Kobayashi, Daiki, Oka, Miho, Io, Toshiro, Ishii, Kuniaki, Ono, Kyoichi, Yamamoto, Hiroshi, Okamoto, Yosuke

“…Atrial fibrillation (AF) is the most frequent persistent arrhythmia. Many genes have been reported as a genetic background for AF. However, most transcriptome…”
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Synchronization of sinoatrial node pacemaker cell clocks and its autonomic modulation impart complexity to heart beating intervals by Yaniv, Yael, PhD, Ahmet, Ismayil, MD, PhD, Liu, Jie, MD, PhD, Lyashkov, Alexey E., PhD, Guiriba, Toni-Rose, Okamoto, Yosuke, MD, PhD, Ziman, Bruce D., MS, Lakatta, Edward G., MD

“…Background A reduction of complexity of heart beating interval variability that is associated with an increased morbidity and mortality in cardiovascular…”
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Pathological impact of hyperpolarization-activated chloride current peculiar to rat pulmonary vein cardiomyocytes by Okamoto, Yosuke, Kawamura, Koichi, Nakamura, Yuta, Ono, Kyoichi

“…Abstract Pulmonary veins (PVs) are believed to be a crucial origin of atrial fibrillation. We recently reported that rat PV cardiomyocytes exhibit…”
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Small-volume vitrification and rapid warming yield high survivals of one-cell rat embryos in cryotubes by Fukuda, Yasuyoshi, Higashiya, Misako, Obata, Takahiro, Basaki, Keita, Yano, Megumi, Matsumura, Kazuaki, Ono, Kyoichi, Ohba, Takayoshi, Okamoto, Yosuke, Nishijima, Kazutoshi, Seki, Shinsuke

“…To cryopreserve cells, it is essential to avoid intracellular ice formation during cooling and warming. One way to achieve this is to convert the water inside…”
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Comparative study of hyperpolarization-activated currents in pulmonary vein cardiomyocytes isolated from rat, guinea pig, and rabbit by Takagi, Daichi, Okamoto, Yosuke, Ohba, Takayoshi, Yamamoto, Hiroshi, Ono, Kyoichi

“…Pulmonary vein (PV) cardiomyocytes have the potential to generate spontaneous activity, in contrast to working myocytes of atria. Different…”
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Arrhythmogenic coupling between the Na+–Ca2+ exchanger and inositol 1,4,5-triphosphate receptor in rat pulmonary vein cardiomyocytes by Okamoto, Yosuke, Takano, Makoto, Ohba, Takayoshi, Ono, Kyoichi

“…Atrial fibrillation, the most common sustained arrhythmia, is believed to be triggered by ectopic electrical activity originating in the myocardial sleeves…”
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Mechanisms Underlying Spontaneous Action Potential Generation Induced by Catecholamine in Pulmonary Vein Cardiomyocytes: A Simulation Study by Umehara, Shohei, Tan, Xiaoqiu, Okamoto, Yosuke, Ono, Kyoichi, Noma, Akinori, Amano, Akira, Himeno, Yukiko

“…Cardiomyocytes and myocardial sleeves dissociated from pulmonary veins (PVs) potentially generate ectopic automaticity in response to noradrenaline (NA), and…”
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Effects of light wavelength on MEG ERD/ERS during a working memory task by Okamoto, Yosuke, Nakagawa, Seiji

“…We investigated the effects of light wavelengths on cortical oscillatory activity associated with working memory processes. Cortical activity responses were…”
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Direct Effects of Esmolol and Landiolol on Cardiac Function, Coronary Vasoactivity, and Ventricular Electrophysiology in Guinea-Pig Hearts by Shibata, Shigehiro, Okamoto, Yosuke, Endo, Shigeatsu, Ono, Kyoichi

“…The ultra-short acting, selective β1-adrenergic antagonists landiolol and esmolol are widely used perioperatively; however, little is known about their acute…”
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ERK5 Phosphorylates Kv4.2 and Inhibits Inactivation of the A-Type Current in PC12 Cells by Kashino, Yurina, Obara, Yutaro, Okamoto, Yosuke, Saneyoshi, Takeo, Hayashi, Yasunori, Ishii, Kuniaki

“…Extracellular signal-regulated kinase 5 (ERK5) regulates diverse physiological responses such as proliferation, differentiation, and gene expression…”
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Stochasticity intrinsic to coupled-clock mechanisms underlies beat-to-beat variability of spontaneous action potential firing in sinoatrial node pacemaker cells by Yaniv, Yael, Lyashkov, Alexey E, Sirenko, Syevda, Okamoto, Yosuke, Guiriba, Toni-Rose, Ziman, Bruce D, Morrell, Christopher H, Lakatta, Edward G

“…Abstract Recent evidence indicates that the spontaneous action potential (AP) of isolated sinoatrial node cells (SANCs) is regulated by a system of stochastic…”
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Comparative Study of Transcriptome in the Hearts Isolated from Mice, Rats, and Humans by Okada, Daigo, Okamoto, Yosuke, Io, Toshiro, Oka, Miho, Kobayashi, Daiki, Ito, Suzuka, Yamada, Ryo, Ishii, Kuniaki, Ono, Kyoichi

“…The heart is a significant organ in mammalian life, and the heartbeat mechanism has been an essential focus of science. However, few studies have focused on…”
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Simvastatin Induces the Odontogenic Differentiation of Human Dental Pulp Stem Cells In Vitro and In Vivo by Okamoto, Yosuke, DDS, Sonoyama, Wataru, DDS, PhD, Ono, Mitsuaki, DDS, PhD, Akiyama, Kentaro, DDS, PhD, Fujisawa, Takuo, DDS, PhD, Oshima, Masamitsu, DDS, Tsuchimoto, Yohei, DDS, PhD, Matsuka, Yoshizo, DDS, PhD, Yasuda, Tatsuji, MD, PhD, Shi, Songtao, DDS, PhD, Kuboki, Takuo, DDS, PhD

“…Abstract Statin, 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitor, is known to promote bone formation. However, it is not clear whether statin affects…”
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Preferential Expression of Ca2+-Stimulable Adenylyl Cyclase III in the Supraventricular Area, including Arrhythmogenic Pulmonary Vein of the Rat Heart by Okamoto, Yosuke, Aung, Naing Ye, Tanaka, Masahiro, Takeda, Yuji, Takagi, Daichi, Igarashi, Wataru, Ishii, Kuniaki, Yamakawa, Mitsunori, Ono, Kyoichi

“…Ectopic excitability in pulmonary veins (PVs) is the major cause of atrial fibrillation. We previously reported that the inositol trisphosphate receptor in rat…”
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Temporal dynamics of EEG activity during short- and long-wavelength light exposures in the early morning by Okamoto, Yosuke, Rea, Mark S, Figueiro, Mariana G

“…It is well known that exposure to light, especially of short wavelength, enhances human alertness during the nighttime. However, more information is needed to…”
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Effect of skip lymphovascular invasion on hepatic metastasis in colorectal carcinomas by Okamoto, Yosuke, Mitomi, Hiroyuki, Ichikawa, Kazuhito, Tomita, Shigeki, Fujimori, Takahiro, Igarashi, Yoshinori

“…Background “Skip” lymphovascular invasion presenting as discontinuous foci of tumor cells within the colon wall is now excluded from consideration when…”
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