Oryzias latipes
Aquaporin expression in the Japanese medaka (Oryzias latipes) in freshwater and seawater: challenging the paradigm of intestinal water transport?
... et al., 2011); European eel, Anguilla anguilla (Martinez et al., 2005); Japanese eel, A. japonica (Aoki et al., 2003); gilthead seabream, Sparus aurata (Raldúa et al., 2008)]. All other paralogs have either not been ...
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A Detailed Linkage Map of Medaka, Oryzias latipes: Comparative Genomics and Genome Evolution
... We mapped 633 markers (488 AFLPs, 28 RAPDs, 34 IRSs, 75 ESTs, 4 STSs, and 4 phenotypic markers) for the Medaka Oryzias latipes, a teleost fish of the order Beloniformes. Linkage was determined using a ...
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Ovarian Germline Stem Cells in the Teleost Fish, Medaka (Oryzias latipes)
... We study the mechanism underlying the for- mation of ovary and testes using teleost fish, medaka (Oryzias latipes) as a model. Medaka spawns several dozens of eggs every day for about one year in artifi- ...
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Wild-Derived XY Sex-Reversal Mutants in the Medaka, Oryzias latipes
... The medaka, Oryzias latipes, has an XX/XY sex-determination mechanism. A Y-linked DM domain gene, DMY, has been isolated by positional cloning as a sex-determining gene in this species. Previously, we found ...
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Endosulfan-Induced Biomarkers in Japanese Rice Fish (Oryzias latipes) Analyzed by SELDI-TOF-MS
... The adult fish species used in this study was Oryzias latipes. Fish were obtained from the Depart- ment of Agro-food safety, National Academy of Ag- ricultural Science, Suwon, South Korea. Fish were allowed ...
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Susceptibilities of medaka (Oryzias latipes) cell lines to a betanodavirus
... Betanodaviruses are the causative agents of a highly destructive disease of marine fish designated viral ner- vous necrosis. The viruses have been isolated from a large number of marine fish species [10,11]. ...
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Non stressful temperature effect on oxidative balance and life history traits in adult fish (Oryzias latipes)
... Temperature is well known to affect many biological and ecological traits, especially in ectotherms. From a physiological point of view, temperature is also positively correlated to metabolism and is often associated ...
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Sex reversal of genetic females (XX) induced by the transplantation of XY somatic cells in the medaka, Oryzias latipes
... ABSTRACT In order to investigate the function of gonadal somatic cells in the sex differentiation of germ cells, we produced chimera fish containing both male (XY) and female (XX) cells by means of cell transplantation ...
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Exploring a fish model of developmental neurotoxicity using the Japanese medaka fish (Oryzias latipes)
... Ethanol is a well-known developmental toxicant that produces a range of abnormal phenotypes in mammalian systems including craniofacial abnormalities, cognitive deficits and growth retardation. Although the toxic ...
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Requirement of protamine for maintaining nuclear condensation of medaka (Oryzias latipes) spermatozoa shed into water but not for promoting nuclear condensation during spermatogenesis
... condense tightly during spermiogenesis. Because nuclear con- densation usually coincides with the replacement of preexisting histone with newly produced protamine, protamine is believed to play a key role in this ...
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Pathogenesis of Liver Fibrosis and Regeneration in the Japanese Medaka (Oryzias latipes).
... regeneration. Surprisingly, the hepatic regenerative process in fish has received considerably less attention than other organs, like the heart and fins. Despite their importance in tissue homeostasis, repair and ...
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An efficient system for homology-dependent targeted gene integration in medaka (Oryzias latipes)
... Background: The CRISPR/Cas system is a powerful genome editing tool that enables targeted genome modifications in various organisms. In medaka (Oryzias latipes), targeted mutagenesis with small insertions ...
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ESTRONE-INDUCED WHITE YY FEMALES AND MASS PRODUCTION OF WHITE YY MALES IN THE MEDAKA, ORYZIAS LATIPES
... While viable YRYR zygotes(R is a dominant gene responsible for deposition of a carotenoid) produced by mating estrogen-induced XrYR females with normal X'Y" males are v[r] ...
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A FURTHER STUDY ON INDUCTION OF FUNCTIONAL SEX REVERSAL IN GENOTYPIC MALES OF THE MEDAKA (ORYZIAS LATIPES) AND PROGENIES OF SEX REVERSALS
... Parent c h'o.. This exception might have arisen by genic imbalance between heterosomes and autosomal sex genes. The single YRYR male in the present study is the second YRYR male[r] ...
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PROGENY OF ARTIFICIALLY INDUCED SEX-REVERSALS OF MALE GENOTYPE (XY) IN THE MEDAKA (ORYZIAS LATIPES) WITH SPECIAL REFERENCE TO YY-MALE
... One exceptional red female R( 105-ex-1) among Fz offspring of induced sex-reversals in mating with a red male (PUR) produced white females, red females and red males in the ra[r] ...
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Transposition of the Tol2 Element, an Ac-Like Element From the Japanese Medaka Fish Oryzias latipes, in Mouse Embryonic Stem Cells
... We constructed a transposon donor plasmid containing a nonautonomous Tol2 element with the neomycin resistance gene and a helper plasmid capable of express- ing the transposase and intro[r] ...
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p53 Regulates Homeostasis in Irradiation-Injured Tissue in the Developing Brain and Mature Testis in the Small-Fish Model, Medaka ( Oryzias latipes
... stained apoptotic cells in the brain of irradiated 3 - 5 dpf embryos (arrows in F, G) was similar to. that in the microscopic observations (arrows in B, C)[r] ...
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A fourth subtype of retinoic acid receptor-related orphan receptors is activated by oxidized all-trans retinoic acid in medaka (Oryzias latipes)
... Using this system, we identified two metabolites of all- trans retinoic acid (ATRA), 4OH-ATRA and 4-keto ATRA, as potential ligands of RORd1.. Moreover, RORd1 activated the promoter of c[r] ...
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Effect of environmental salinity on expression of adrenomedullin genes suggests osmoregulatory activity in the medaka, Oryzias latipes
... Then, to assess the role of AMs in osmoregulation, we analyzed the changes in mRNA levels of these genes after acclimation of medaka from isotonic 11 ppt saline to freshwater or 33-ppt s[r] ...
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On the Respiration of the Killifish Oryzias Latipes
... Percentage of oxygen removed from the water during its passage over the fish decreases with increase in flow rate in some ranges, and seems to increase again with even greater flow rates[r] ...
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