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Case Study of Landslide Monitoring based on GNSS measurement and LiDAR Analysis
( Shuhei Abe ),( Norio Oikawa ),( Tomoyuki Takami ),( Takumi Sato ),( Sakae Mukoyama ) 대한지질공학회 2019 대한지질공학회 학술발표회논문집 Vol.2019 No.2
Recently, the application of GNSS measurement and LiDAR analysis at landslide sites has been increasing in Japan. In 2018, a large scale landslide occurred at Agatsu, Fukushima Pref., Japan, during snow-melting period. The field reconnaissance assumed the high speed displacement at site. To investigate the displacement behavior of the ground surface in the whole area, we conducted Image matching analysis using LiDAR-DEM data of two different time periods. Furthermore, we also conducted observation by a statistical analysis based on GNSS measurement in order to observe the mm-order displacement in real time. As result, two areas were detected in this site, which had different trends in the displacement direction and the displacement amount. The cumulative displacement and the displacement velocity of the river facing area were ~4 m and ~28 mm/h as of June 12th 2018, respectively. The failure of the site was forecasted to occur within few days, but GNSS measurement observation showed that the displacement was converged as result from applying emergency countermeasures such as deep wells. The case study shows the effective application of GNSS measurement and LiDAR analysis in monitoring the behavior of the landslide site.
Myelin injury without astrocytopathy in neuroinflammatory disorders with MOG antibodies
Kaneko, Kimihiko,Sato, Douglas Kazutoshi,Nakashima, Ichiro,Nishiyama, Shuhei,Tanaka, Satoru,Marignier, Romain,Hyun, Jae-Won,Oliveira, Luana Michelli de,Reindl, Markus,Seifert-Held, Thomas,Sepulveda, M BMJ 2016 Journal of neurology, neurosurgery and psychiatry Vol.87 No.11
Tsumura, Hideyasu,Matsumoto, Kazumasa,Ikeda, Masaomi,Yanagita, Kengo,Hirano, Shuhei,Hagiwara, Masahiro,Nagashio, Ryo,Fujita, Tetsuo,Sato, Yuichi,Iwamura, Masatsugu Asian Pacific Journal of Cancer Prevention 2015 Asian Pacific journal of cancer prevention Vol.16 No.4
Background: Uroplakins have been widely investigated as potential markers in patients with bladder cancer because these proteins are specific to the urothelium. However, the role of uroplakin proteins in bladder cancer remains unknown. In this study, preoperative serum levels of uroplakin III were measured in patients with urothelial carcinoma of the urinary bladder and examined for possible association with clinicopathological features and clinical outcomes. Materials and Methods: This study included 52 bladder cancer patients at various stages and 28 healthy controls. Uroplakin III levels were detected in preoperative sera using an automated dot blot system and a micro-dot blot array. Results: There was a significant increase in serum uroplakin III levels in patients with bladder cancer as compared to healthy controls (p<0.05). In addition, serum uroplakin III levels were associated with muscle-invasive status, high grade and lymphovascular invasion (p<0.02). Log-rank tests indicated high serum uroplakin III to be significantly associated with cancer-specific mortality. Conclusions: Determination of serum uroplakin III level could be valuable for identifying patients with biologically aggressive bladder cancer.
Cacao bean husk: an applicable bedding material in dairy free-stall barns
Akira Yajima,Hisashi Owada,Suguru Kobayashi,Natsumi Komatsu,Kazuaki Takehara,Maria Ito,Kazuhide Matsuda,Kan Sato,Hisao Itabashi,Satoshi Sugimura,Shuhei Kanda 아세아·태평양축산학회 2017 Animal Bioscience Vol.30 No.7
Objective: The objectives of the study were to assess the effect of cacao bean husk as bedding material in free-stall barn on the behavior, productivity, and udder health of dairy cattle, and on the ammonia concentrations in the barn. Methods: Four different stall surfaces (no bedding, cacao bean husk, sawdust, and chopped wheat straw) were each continuously tested for a period of 1 week to determine their effects on nine lactating Holstein cows housed in the free-stall barn with rubber matting. The lying time and the milk yield were measured between d 4 and d 7. Blood samples for plasma cortisol concentration and teat swabs for bacterial counts were obtained prior to morning milking on d 7. The time-averaged gas-phase ammonia concentrations in the barn were measured between d 2 and d 7. Results: The cows spent approximately 2 h more per day lying in the stalls when bedding was available than without bedding. The milk yield increased in the experimental periods when cows had access to bedding materials as compared to the period without bedding. The lying time was positively correlated with the milk yield. Bacterial counts on the teat ends recorded for cows housed on cacao bean husk were significantly lower than those recorded for cows housed without bedding. Ammonia concentration under cacao bean husk bedding decreased by 6%, 15%, and 21% as compared to no bedding, sawdust, and chopped wheat straw, respectively. The cortisol concentration was lowest in the period when cacao bean husk bedding was used. We observed a positive correlation between the ammonia concentrations in the barn and the plasma cortisol concentrations. Conclusion: Cacao bean husk is a potential alternative of conventional bedding material, such as sawdust or chopped wheat straw, with beneficial effects on udder health and ammonia concentrations in the barns.