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Nakano, Yoshiharu,Ishiwata, Tetsuya,Yamaguchi, Satoshi,Toki, Masanori,Igarashi, Minoru,Usui, Yoshiharu,Miyamae, Hiroshi,Yamada, Yoichi,Yasuda, Heinosuke Korean Society of Photoscience 1999 Journal of Photosciences Vol.6 No.4
Various arylidene- or alkylidenemalononitriles are condensed with electrophilic ethylenes to obtain polycyanoaniline derivatives. All the anilines showed strong fluorescence and the fluorescence intensities was evaluated to the effect of substituents.
Kamal, Mohammed Zia Uddin,Yamaguchi, Masahiro,Azuchi, Fumika,Kinose, Yoshiyuki,Wada, Yoshiharu,Funada, Ryo,Izuta, Takeshi Korean Society for Atmospheric Environment 2015 Asian Journal of Atmospheric Environment (AJAE) Vol.9 No.2
In Bangladesh, increases in the tropospheric ozone ($O_3$) concentration and in soil salinization may lead to crop damage. To clarify the effects of $O_3$ and/or soil salinity on Bangladeshi wheat cultivars, BAW1059 (salt-tolerant) and Shatabdi (salt-sensitive) were exposed to 70-day treatments with $O_3$ (charcoal-filtered air (CF), $1.0{\times}O_3$, and $1.5{\times}O_3$) and different levels of soil salinity (0, 4, and $8dS\;m^{-1}$). In both cultivars, the whole-plant dry mass and grain yield were significantly reduced by exposure to $O_3$. Increased soil salinity caused significant reductions in whole-plant growth and yield in Shatabdi, but the reductions were negligible in BAW1059. No significant interactions between $O_3$ and salinity were detected for growth, yield, and leaf gas exchange parameters in both cultivars. We concluded that the effects of $O_3$ are not ameliorated by soil salinity in two Bangladeshi wheat cultivars, regardless of their salinity tolerance.
( Sayuri Yamamoto ),( Yurika Kawamura ),( Kazuhiro Yamamoto ),( Yoshiharu Yamaguchi ),( Yasuhiro Tamura ),( Shinya Izawa ),( Hiroaki Nakagawa ),( Yoshinori Wakita ),( Yasutaka Hijikata ),( Masahide Eb 대한소화기기능성질환·운동학회 2021 Journal of Neurogastroenterology and Motility (JNM Vol.27 No.4
Background/Aims Chronic constipation and lifestyle factors can affect sleep quality. We evaluated the relationship between chronic constipation and sleep in the Japanese population. Methods This cross-sectional internet-based survey included 3000 subjects with constipation, classified according to sleep status (good/poor). Primary endpoints were Bristol stool form scale (BSFS) score and correlations between sleep disorder criteria of the Pittsburgh Sleep Quality Index (PSQI) and sleep status (good/poor sleep). Secondary endpoints included correlations between quality of life (QOL) and mood, medical, lifestyle, and sleep factors. Results The proportion of participants with BSFS category 4 (normal stool) was significantly higher in the good sleep group (P < 0.001). Sleep disturbance (P < 0.05), sleep quality, and duration, use of hypnotic medication, and daytime dysfunction of PSQI (all P < 0.001) significantly correlated with poor sleep. In the poor sleep group, QOL was significantly worse and anxiety and depression levels were significantly higher (all P < 0.001) compared with the good sleep group. Anemia and smoking (both P < 0.05), recent body weight increases, and poor eating habits (all P < 0.001) were significantly higher in the poor sleep group. Male sex, onset associated with change in frequency of stools, sensation of incomplete evacuation for at least 25% of defecations, and manual maneuvers to facilitate at least 25% of defecations correlated with poor sleep. Conclusions Subjects with constipation and poor sleep experienced severe symptoms and had poor QOL. These data support the need for a multifocal treatment approach, including lifestyle advice and pharmacotherapy. (J Neurogastroenterol Motil 2021;27:602-611)
Mohammed Zia Uddin Kamal,Masahiro Yamaguchi,Fumika Azuchi,Yoshiyuki Kinose,Yoshiharu Wada,Ryo Funada,Takeshi Izuta 한국대기환경학회 2015 Asian Journal of Atmospheric Environment (AJAE) Vol.9 No.2
In Bangladesh, increases in the tropospheric ozone (O3) concentration and in soil salinization may lead to crop damage. To clarify the effects of O3 and/or soil salinity on Bangladeshi wheat cultivars, BAW1059 (salt-tolerant) and Shatabdi (salt-sensitive) were exposed to 70-day treatments with O3 (charcoal-filtered air (CF), 1.0×O3, and 1.5×O3) and different levels of soil salinity (0, 4, and 8 dS m-1). In both cultivars, the whole-plant dry mass and grain yield were significantly reduced by exposure to O3. Increased soil salinity caused significant reductions in whole-plant growth and yield in Shatabdi, but the reductions were negligible in BAW1059. No significant interactions between O3 and salinity were detected for growth, yield, and leaf gas exchange parameters in both cultivars. We concluded that the effects of O3 are not ameliorated by soil salinity in two Bangladeshi wheat cultivars, regardless of their salinity tolerance.
Naotaka Ogasawara,Mari Mizuno,Ryuta Masui,Yoshihiro Kondo,Yoshiharu Yamaguchi,Kenichiro Yanamoto,Hisatsugu Noda,Noriko Okaniwa,Makoto Sasaki,Kunio Kasugai 대한소화기내시경학회 2014 Clinical Endoscopy Vol.47 No.2
Background/Aims: Despite improvements in endoscopic hemostasis and pharmacological therapies, upper gastrointestinal (UGI) ulcersrepeatedly bleed in 10% to 20% of patients, and those without early endoscopic reintervention or definitive surgery might be at ahigh risk for mortality. This study aimed to identify the risk factors for intractability to initial endoscopic hemostasis. Methods: We analyzed intractability among 428 patients who underwent emergency endoscopy for bleeding UGI ulcers within 24hours of arrival at the hospital. Results: Durable hemostasis was achieved in 354 patients by using initial endoscopic procedures. Sixty-nine patients with Forrest typesIa, Ib, IIa, and IIb at the second-look endoscopy were considered intractable to the initial endoscopic hemostasis. Multivariate analysisindicated that age ≥70 years (odds ratio [OR], 2.06; 95% confidence interval [CI], 1.07 to 4.03), shock on admission (OR, 5.26; 95% CI,2.43 to 11.6), hemoglobin <8.0 mg/dL (OR, 2.80; 95% CI, 1.39 to 5.91), serum albumin <3.3 g/dL (OR, 2.23; 95% CI, 1.07 to 4.89), exposedvessels with a diameter of ≥2 mm on the bottom of ulcers (OR, 4.38; 95% CI, 1.25 to 7.01), and Forrest type Ia and Ib (OR, 2.21;95% CI, 1.33 to 3.00) predicted intractable endoscopic hemostasis. Conclusions: Various factors contribute to intractable endoscopic hemostasis. Careful observation after endoscopic hemostasis is importantfor patients at a high risk for incomplete hemostasis.