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Berta Levavi-Sivan

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Publications

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Joseph Aizen; Lian Hollander; Makito Kobayashi; Noga Kowalsman; Masha Y Niv; Young Chang Sohn; Goro Yoshizaki; Berta Levavi-Sivan
Experimental and computational study of inter- and intra- species specificity of gonadotropins for various gonadotropin receptors.
Josephine N Nocillado; Y Zohar; J Biran; Y Y Lee; Berta Levavi-Sivan; A S Mechaly; Abigail Elizur
The Kiss2 receptor (Kiss2r) gene in Southern Bluefin Tuna, Thunnus maccoyii and in Yellowtail Kingfish, Seriola lalandi - functional analysis and isolation of transcript variants.
Joseph Aizen; Makito Kobayashi; Irena Selicharova; Young Chang Sohn; Goro Yoshizaki; Berta Levavi-Sivan
Steroidogenic response of carp ovaries to piscine FSH and LH depends on the reproductive phase.

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All Publications

2012: Joseph Aizen; Lian Hollander; Makito Kobayashi; Noga Kowalsman; Masha Y Niv; Young Chang Sohn; Goro Yoshizaki; Berta Levavi-Sivan
Experimental and computational study of inter- and intra- species specificity of gonadotropins for various gonadotropin receptors.
Molecular and cellular endocrinology 2012;364(1-2):89-100.
2012: Josephine N Nocillado; Y Zohar; J Biran; Y Y Lee; Berta Levavi-Sivan; A S Mechaly; Abigail Elizur
The Kiss2 receptor (Kiss2r) gene in Southern Bluefin Tuna, Thunnus maccoyii and in Yellowtail Kingfish, Seriola lalandi - functional analysis and isolation of transcript variants.
Molecular and cellular endocrinology 2012;362(1-2):211-20.
2012: Joseph Aizen; Makito Kobayashi; Irena Selicharova; Young Chang Sohn; Goro Yoshizaki; Berta Levavi-Sivan
Steroidogenic response of carp ovaries to piscine FSH and LH depends on the reproductive phase.
General and comparative endocrinology 2012;178(1):28-36.
2012: Jakob Biran; Shifra Ben-Dor; Ori Palevitch; Berta Levavi-Sivan
Neurokinin Bs and neurokinin B receptors in zebrafish-potential role in controlling fish reproduction.
Proceedings of the National Academy of Sciences of the United States of America 2012;109(26):10269-74.
2012: Nilli Zmora; Zarirah Zulperi; Jakob Biran; Berta Levavi-Sivan; José Antonio Muñoz-Cueto; John Stubblefield; Yonathan Zohar
Differential and gonad stage-dependent roles of kisspeptin1 and kisspeptin2 in reproduction in the modern teleosts, morone species.
Biology of reproduction 2012;86(6):177.
2012: Liraz Levi; Arie Admon; Berta Levavi-Sivan; Tamar Ziv; Esther Lubzens
Insight into molecular pathways of retinal metabolism, associated with vitellogenesis in zebrafish.
American journal of physiology. Endocrinology and metabolism 2012;302(6):E626-44.
2011: Karen P Maruska; Berta Levavi-Sivan; Jakob Biran; Russell D Fernald
Plasticity of the reproductive axis caused by social status change in an african cichlid fish: I. Pituitary gonadotropins.
Endocrinology 2011;152(1):281-90.
2010: Berta Levavi-Sivan; Jan Bogerd; E L Mañanós; A Gómez; Jean-Jacques Lareyre
Perspectives on fish gonadotropins and their receptors.
General and comparative endocrinology 2010;165(3):412-37.
2009: Liraz Levi; Irena Pekarski; Ellen Gutman; Paolo Fortina; Terry Hyslop; Jakob Biran; Berta Levavi-Sivan; Esther Lubzens
Revealing genes associated with vitellogenesis in the liver of the zebrafish (Danio rerio) by transcriptome profiling.
BMC genomics 2009;10():141.
2008: Meital Ezagouri; Svetlana Yom-Din; Doron Goldberg; Karen Jackson; Berta Levavi-Sivan; Gad Degani
Expression of the two cytochrome P450 aromatase genes in the male and female blue gourami (Trichogaster trichopterus) during the reproductive cycle.
General and comparative endocrinology 2008;159(2-3):208-13.
2008: Jakob Biran; Shifra Ben-Dor; Berta Levavi-Sivan
Molecular identification and functional characterization of the kisspeptin/kisspeptin receptor system in lower vertebrates.
Biology of reproduction 2008;79(4):776-86.
2008: Liraz Levi; Berta Levavi-Sivan; Esther Lubzens
Expression of genes associated with retinoid metabolism in the trout ovarian follicle.
Biology of reproduction 2008;79(3):570-7.
2008: Amit Cohen; Michael Shmoish; Liraz Levi; Uta Cheruti; Berta Levavi-Sivan; Esther Lubzens
Alterations in micro-ribonucleic acid expression profiles reveal a novel pathway for estrogen regulation.
Endocrinology 2008;149(4):1687-96.
2008: S Yom Din; Avshalom Hurvitz; Doron Goldberg; Karen Jackson; Berta Levavi-Sivan; Gad Degani
Cloning of Russian sturgeon (Acipenser gueldenstaedtii) growth hormone and insulin-like growth factor I and their expression in male and female fish during the first period of growth.
Journal of endocrinological investigation 2008;31(3):201-10.
2008: M Yacobovitz; G Solomon; E E Gusakovsky; Berta Levavi-Sivan; Arieh Gertler
Purification and characterization of recombinant pufferfish (Takifugu rubripes) leptin.
General and comparative endocrinology 2008;156(1):83-90.
2007: Joseph Aizen; Harel Kasuto; Berta Levavi-Sivan
Development of specific enzyme-linked immunosorbent assay for determining LH and FSH levels in tilapia, using recombinant gonadotropins.
General and comparative endocrinology 2007;153(1-3):323-32.
2007: Ayelet Avitan; Einat Zelinger; Berta Levavi-Sivan
Homologous desensitization and visualization of the tilapia GnRH type 3 receptor.
General and comparative endocrinology 2007;153(1-3):182-8.
2007: Joseph Aizen; Harel Kasuto; Matan Golan; Hila Zakay; Berta Levavi-Sivan
Tilapia follicle-stimulating hormone (FSH): immunochemistry, stimulation by gonadotropin-releasing hormone, and effect of biologically active recombinant FSH on steroid secretion.
Biology of reproduction 2007;76(4):692-700.
2007: Josephine N Nocillado; Berta Levavi-Sivan; Frank Carrick; Abigail Elizur
Temporal expression of G-protein-coupled receptor 54 (GPR54), gonadotropin-releasing hormones (GnRH), and dopamine receptor D2 (drd2) in pubertal female grey mullet, Mugil cephalus.
General and comparative endocrinology 2007;150(2):278-87.
2007: Josephine N Nocillado; Abigail Elizur; Ayelet Avitan; Frank Carrick; Berta Levavi-Sivan
Cytochrome P450 aromatase in grey mullet: cDNA and promoter isolation; brain, pituitary and ovarian expression during puberty.
Molecular and cellular endocrinology 2007;263(1-2):65-78.
2006: Berta Levavi-Sivan; Jakob Biran; Einat Fireman
Sex steroids are involved in the regulation of gonadotropin-releasing hormone and dopamine D2 receptors in female tilapia pituitary.
Biology of reproduction 2006;75(4):642-50.
2006: Karen Jackson; Avshalom Hurvitz; Svetlana Yom Din; Doron Goldberg; Oren Pearlson; Gad Degani; Berta Levavi-Sivan
Anatomical, hormonal and histological descriptions of captive Russian sturgeon (Acipenser gueldenstaedtii) with intersex gonads.
General and comparative endocrinology 2006;148(3):359-67.
2005: Berta Levavi-Sivan; Joseph Aizen; Ayelet Avitan
Cloning, characterization and expression of the D2 dopamine receptor from the tilapia pituitary.
Molecular and cellular endocrinology 2005;236(1-2):17-30.
2005: Joseph Aizen; Iris Meiri; Itai Tzchori; Berta Levavi-Sivan; Hanna Rosenfeld
Enhancing spawning in the grey mullet (Mugil cephalus) by removal of dopaminergic inhibition.
General and comparative endocrinology 2005;142(1-2):212-21.
2005: Berta Levavi-Sivan; Ayelet Avitan
Sequence analysis, endocrine regulation, and signal transduction of GnRH receptors in teleost fish.
General and comparative endocrinology 2005;142(1-2):67-73.
2005: Josephine N Nocillado; Berta Levavi-Sivan; Ayelet Avitan; F Carrick; Abigail Elizur
Isolation of dopamine D(2) receptor (D (2)R) promoters in Mugil cephalus.
Fish physiology and biochemistry 2005;31(2-3):149-52.
2005: Berta Levavi-Sivan; Corinne L Bloch; Michael Gutnick; Ilya A Fleidervish
Electrotonic coupling in the anterior pituitary of a teleost fish.
Endocrinology 2005;146(3):1048-52.
2005: Harel Kasuto; Berta Levavi-Sivan
Production of biologically active tethered tilapia LHbetaalpha by the methylotrophic yeast Pichia pastoris.
General and comparative endocrinology 2005;140(3):222-32.
2005: Berta Levavi-Sivan; Rachel Hedvat; Tamir Kanias; George Francis; Klaus Becker; Zohar Kerem
Exposure of tilapia pituitary cells to saponins: insight into their mechanism of action.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2005;140(1):79-86.
2005: Avshalom Hurvitz; Gad Degani; Doron Goldberg; Svetlana Yom Din; Karen Jackson; Berta Levavi-Sivan
Cloning of FSHbeta, LHbeta, and glycoprotein alpha subunits from the Russian sturgeon (Acipenser gueldenstaedtii), beta-subunit mRNA expression, gonad development, and steroid levels in immature fish.
General and comparative endocrinology 2005;140(1):61-73.
2004: Eli Pikarsky; Ariel Ronen; Julia Abramowitz; Berta Levavi-Sivan; Marina Hutoran; Yechiam Shapira; Michael Steinitz; Ayana Perelberg; Dov Soffer; Moshe Kotler
Pathogenesis of acute viral disease induced in fish by carp interstitial nephritis and gill necrosis virus.
Journal of virology 2004;78(17):9544-51.
2004: Bruria Funkenstein; Anna Dyman; Berta Levavi-Sivan; Moshe Tom
Application of real-time PCR for quantitative determination of hepatic vitellogenin transcript levels in the striped sea bream, Lithognathus mormyrus.
Marine environmental research 2004;58(2-5):659-63.
2004: Berta Levavi-Sivan; Helena Safarian; Hanna Rosenfeld; Abigail Elizur; Ayelet Avitan
Regulation of gonadotropin-releasing hormone (GnRH)-receptor gene expression in tilapia: effect of GnRH and dopamine.
Biology of reproduction 2004;70(6):1545-51.
2003: Liraz Levi; L Lissauer; Berta Levavi-Sivan; Jean-Christophe Avarre; Marei Sammar
Carotenoid and retinoid transport to fish oocytes and eggs: what is the role of retinol binding protein?
Molecular aspects of medicine 2003;24(6):441-57.
2003: Zvi Yaron; Gal Gur; Philippa Melamed; Hanna Rosenfeld; Abigail Elizur; Berta Levavi-Sivan
Regulation of fish gonadotropins.
International review of cytology 2003;225():131-85.
2002: George Francis; Berta Levavi-Sivan; Ayelet Avitan; Klaus Becker
Effects of long term feeding of Quillaja saponins on sex ratio, muscle and serum cholesterol and LH levels in Nile tilapia (Oreochromis niloticus (L)).
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2002;133(4):593-603.
2002: Tal Ilani; C Simone Fishburn; Berta Levavi-Sivan; Shari Carmon; Lily Raveh; Sara Fuchs
Coupling of dopamine receptors to G proteins: studies with chimeric D2/D3 dopamine receptors.
Cellular and molecular neurobiology 2002;22(1):47-56.
2001: Zvi Yaron; Gal Gur; Philippa Melamed; Hanna Rosenfeld; Berta Levavi-Sivan; Abigail Elizur
Regulation of gonadotropin subunit genes in tilapia.
Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology 2001;129(2-3):489-502.
2001: Hanna Rosenfeld; Berta Levavi-Sivan; Gal Gur; Philippa Melamed; Iris Meiri; Zvi Yaron; Abigail Elizur
Characterization of tilapia FSHbeta gene and analysis of its 5' flanking region.
Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology 2001;129(2-3):389-98.
1999: J Obadiah; Tomer Avidor-Reiss; C Simone Fishburn; Shari Carmon; Michael Bayewitch; zvi vogel; Sara Fuchs; Berta Levavi-Sivan
Adenylyl cyclase interaction with the D2 dopamine receptor family; differential coupling to Gi, Gz, and Gs.
Cellular and molecular neurobiology 1999;19(5):653-64.
1998: Berta Levavi-Sivan; B H Park; Sara Fuchs; C Simone Fishburn
Human D3 dopamine receptor in the medulloblastoma TE671 cell line: cross-talk between D1 and D3 receptors.
FEBS letters 1998;439(1-2):138-42.
1997: B Skaaning Jensen; Berta Levavi-Sivan; C Simone Fishburn; Sara Fuchs
Functional expression of the murine D2, D3, and D4 dopamine receptors in Xenopus laevis oocytes.
FEBS letters 1997;420(2-3):191-5.