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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...
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Article
Open AccessTranscriptome 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...
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Article
Open AccessThe 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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...