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  1. No Access

    Article

    The complete genome sequence and phylogenetic analysis of the mitochondrial DNA of the wood-decaying fungus Fomitopsis palustris

    The complete mitochondrial genome sequence of the wood-decaying fungus Fomitopsis palustris (Basidiomycete, Agaricomycotina) was determined by next-generation sequencing technology. The complete sequence of the c...

    Yuki Tanaka, Tomohiro Suzuki, Takeshi Kurokura, Masayuki Iigo in Genes & Genomics (2017)

  2. Article

    Open Access

    Transcriptome analysis of seed dormancy after rinsing and chilling in ornamental peaches (Prunus persica (L.) Batsch)

    Ornamental peaches cv. ‘Yaguchi’ (Prunus persica (L.) Batsch) can be propagated via seeds. The establishment of efficient seed treatments for early germination and seedling growth is required to shorten nursery a...

    Worarad Kanjana, Tomohiro Suzuki, Kazuo Ishii, Toshinori Kozaki in BMC Genomics (2016)

  3. Article

    Open Access

    The saccus vasculosus of fish is a sensor of seasonal changes in day length

    The pars tuberalis of the pituitary gland is the regulatory hub for seasonal reproduction in birds and mammals. Although fish also exhibit robust seasonal responses, they do not possess an anatomically distinc...

    Yusuke Nakane, Keisuke Ikegami, Masayuki Iigo, Hiroko Ono in Nature Communications (2013)

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    Article

    Food-entrainable circadian oscillator in goldfish: multiple daily feeding times and food-anticipatory activity

    The existence of a food-entrainable circadian oscillator (FEO) was examined in goldfish Carassius auratus. Single goldfish were exposed to light–dark (LD) 12:12 (lights on 06:00–18:00 h) and fed at 12:00 h (phase...

    Toshikazu Sunuma, Masafumi Amano, Masayuki Iigo, Kunio Yamamori in Fisheries Science (2009)

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    Article

    Interaction of orexin/hypocretin-like immunoreactive neurons with melanin-concentrating hormone and α-melanocyte-stimulating hormone neurons in brain of a pleuronectiform fish, barfin flounder

    Immunohistochemical localization of orexin/hypocretin in the brain of a pleuronectiform fish, the barfin flounder Verasper moseri was examined as the first step in unraveling the possible function of the hormone ...

    Noriko Amiya, Masafumi Amano, Masayuki Iigo, Takeshi Yamanome in Fisheries Science (2008)

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    Article

    Thyrotrophin in the pars tuberalis triggers photoperiodic response

    Molecular mechanisms regulating animal seasonal breeding in response to changing photoperiod are not well understood. Rapid induction of gene expression of thyroid-hormone-activating enzyme (type 2 deiodinase, DI...

    Nobuhiro Nakao, Hiroko Ono, Takashi Yamamura, Tsubasa Anraku, Tsuyoshi Takagi in Nature (2008)

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    Article

    Development of new self-feeding system for mass rearing of ayu Plecoglossus altivelis altivelis under artificial and natural light-dark cycles

    Self-feeding of grouped ayu Plecoglossus altivelis altivelis was examined under an artificial light-dark (LD) cycle and natural day length using a trigger with a photosensitive sensor. In Experiment 1, approximat...

    Masafumi Amano, Masayuki IIgo, Toshikazu Sunuma, Mitsushi Yamashita in Fisheries Science (2007)

  8. No Access

    Article

    Photic and circadian regulation of self-feeding activity in ayu

    The self-feeding rhythms of ayu Plecoglossus altivelis altivelis were examined. Individual ayu (mean body weight 40 g) were held in 60-L glass tanks equipped with self-feeders. Six of 14 fish learned self-feeding...

    Masafumi Amano, Masayuki Iigo, Kiyoshi Furukawa, Mitsuo Tabata in Fisheries Science (2006)

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    Article

    Effects of feeding time on approaching behavior to food odor in goldfish

    Effects of feeding time on approaching behavior to food odor in goldfish Carassius auratus were examined using the Y-maze flow-through system to test whether the behavior differed according to feeding time and ex...

    Masafumi Amano, Masayuki IiGo, Kunio Yamamori in Fisheries Science (2005)

  10. No Access

    Article

    Light-induced hormone conversion of T4 to T3 regulates photoperiodic response of gonads in birds

    Reproduction of many temperate zone birds is under photoperiodic control. The Japanese quail is an excellent model for studying the mechanism of photoperiodic time measurement because of its distinct and marke...

    Takashi Yoshimura, Shinobu Yasuo, Miwa Watanabe, Masayuki Iigo, Takashi Yamamura in Nature (2003)

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    Article

    Proteasome Inhibitors Which Induce Neurite Outgrowth From PC12h Cells Cause Different Subcellular Accumulations of Multi-Ubiquitin Chains

    The effects of two proteasome inhibitors on neurite outgrowth from PC12h cells were investigated in terms of the mean length of the neurites and the frequency of occurrence of cells with long neurites. Benzylo...

    Ritsuko Ohtani-Kaneko, Koji Takada, Masayuki Iigo, Masayuki Hara in Neurochemical Research (1998)