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Showing papers by "Hiroshi Yokoyama published in 2016"


Journal ArticleDOI
TL;DR: The results demonstrated that the phenotypic traits were correlated with the phylogeny of Kudoidae, and that the biological features of K. rayformis originated from the ancient Kudoids as exhibited by the non-specific infection site tropism and the ability to infect muscle and form pseudocysts.

22 citations


Journal ArticleDOI
TL;DR: The calculated and experimental results showed that the proposed transflective LC structure has excellent electro-optical properties and is expected to have many liquid crystal display applications.
Abstract: Generally, for transflective liquid crystal displays with different modes and different cell gaps between the refractive and transmissive parts, precise process control to pattern the electrode and match the cell gaps may reduce the yield and thus, require high cost. This paper proposes a simple transflective liquid crystal display with a single-mode and single-cell thickness without a patterned electrode to achieve better productivity. The proposed transflective liquid crystal display consists of three half-wave retardation films, two quarter-wave retardation films, and an LC layer, whose optical performance was confirmed by both simulation and experiment. The optimal optical configuration to obtain an excellent dark state in the visible range was determined by the Mueller matrices calculus, which was applied to each optical component. The calculated and experimental results showed that the proposed transflective LC structure has excellent electro-optical properties and is expected to have many liquid crystal display applications.

2 citations


Journal ArticleDOI

2 citations


Journal Article
TL;DR: Sequencing of internal transcribed spacer regions between the 18S and 28S rRNA genes of K. septempunctata indicates that the ITS1 regions are highly conserved in Japanese and Korean isolates of the parasite.
Abstract: Recent food poisoning outbreaks from consumption of the Japanese flounder, Paralichthys olivaceus infested with a myxozoan parasite, Kudoa septempunctata have become a serious human health concern. In this study, we sequenced the internal transcribed spacer (ITS) regions between the 18S and 28S rRNA genes of K. septempunctata from cultured flounder in Japan and imported flounder from Korea. Sequence analysis indicates that the ITS1 regions are highly conserved in Japanese and Korean isolates of the parasite. A loop-mediated isothermal amplification (LAMP) assay targeting the ITS1 region was developed for rapid, sensitive and specific detection of either isolate of the parasite.

Patent
29 Sep 2016
TL;DR: A liquid crystal device includes a light source, a transparent substrate, a first transparent electrode, a switchable or tunable micropatterned alignment layer arranged in an array of pixels, a liquid crystal layer, a fixed alignment layer, and a second transparent electrode.
Abstract: A liquid crystal device includes a light source, a first transparent substrate, a first transparent electrode, a switchable or tunable micropatterned alignment layer arranged in an array of pixels, a liquid crystal layer, a fixed alignment layer, a second transparent electrode, and a second transparent substrate The switchable micropatterned alignment layer is disposed between the liquid crystal layer and one of the first transparent substrate and the second transparent substrate The fixed alignment layer is disposed between the liquid crystal layer and one of the first transparent substrate and the second transparent substrate Light from the light source is not visible outside the liquid crystal device when the switchable or tunable micropatterned alignment layer is in an off-state