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List of works by Yoshitaka Oka

A neural mechanism underlying mating preferences for familiar individuals in medaka fish

scientific article published on January 2014

Amperometric recording of gonadotropin-releasing hormone release activity in the pituitary of the dwarf gourami (teleost) [correction of (teleosat)] brain-pituitary slices

scientific article published in February 2001

An HRP study of afferent connections of the supracommissural ventral telencephalon and the medial preoptic area in himé salmon (landlocked red salmon, Oncorhynchus nerka).

scientific article published in December 1985

An improved method for correlative light and electron microscopic examination of cobaltic-lysine-labelled neurons

scientific article published on 01 January 1987

Anatomical distribution of sex steroid hormone receptors in the brain of female medaka.

scientific article published on June 2013

Anatomical relations between neuropeptide Y, galanin, and gonadotropin-releasing hormone in the brain of chondrostean, the Siberian sturgeon Acipenser baeri

scientific article published on 17 August 2011

Ascending pathways from the spinal cord in the himé salmon (landlocked red salmon, Oncorhynchus nerka).

scientific article published in December 1986

Biochemical analysis and immunohistochemical examination of a GnRH-like immunoreactive peptide in the central nervous system of a decapod crustacean, the kuruma prawn (Marsupenaeus japonicus).

scientific article published in December 2009

Biochemical and immunohistochemical analyses of GnRH-like peptides in the nerve ganglion of the chiton, Acanthopleura japonica

scientific article published on 01 December 2010

Biochemical and immunohistochemical analyses of a GnRH-like peptide in the neural ganglia of the Pacific abalone Haliotis discus hannai (Gastropoda)

scientific article published on 01 August 2010

Burst generation mediated by cholinergic input in terminal nerve-gonadotrophin releasing hormone neurones of the goldfish

scientific article published on 19 August 2013

Calcium oscillations in the olfactory nonsensory cells of the goldfish, Carassius auratus

scientific article published on 2 October 2009

Central distribution of kiss2 neurons and peri-pubertal changes in their expression in the brain of male and female red seabream Pagrus major.

scientific article published on 7 December 2011

Chaotropic ions and multivalent ions activate sperm in the viviparous fish guppy Poecilia reticulata

scientific article published on 01 June 2005

Characterization of TTX-resistant persistent Na+ current underlying pacemaker potentials of fish gonadotropin-releasing hormone (GnRH) neurons.

scientific article published in June 1996

Cobaltic lysine study of the morphology and distribution of the cranial nerve efferent neurons (motoneurons and preganglionic parasympathetic neurons) and rostral spinal motoneurons in the Japanese toad.

scientific article

Coordinated synchronization in the electrically coupled network of terminal nerve gonadotropin-releasing hormone neurons as demonstrated by double patch-clamp study

scientific article published on 10 April 2008

Descending pathways to the spinal cord in the himé salmon (landlocked red salmon, Oncorhynchus nerka).

scientific article published in December 1986

Different modes of gonadotropin-releasing hormone (GnRH) release from multiple GnRH systems as revealed by radioimmunoassay using brain slices of a teleost, the dwarf gourami (Colisa lalia).

scientific article

Differential regulation of the luteinizing hormone genes in teleosts and tetrapods due to their distinct genomic environments--insights into gonadotropin beta subunit evolution

scientific article published on 30 May 2011

Distribution of motoneurons involved in the prey-catching behavior in the Japanese toad, Bufo japonicus

scientific article published in May 1987

Dopaminergic neuromodulation of synaptic transmission between mitral and granule cells in the teleost olfactory bulb

scientific article

Dynamic evolution of the GnRH receptor gene family in vertebrates.

scientific article

Efferents from the supracommissural ventral telencephalon in the hime salmon (landlocked red salmon, Oncorhynchus nerka): an anterograde degeneration study

scientific article published in January 1985

Electrophysiological analysis of the inhibitory effects of FMRFamide-like peptides on the pacemaker activity of gonadotropin-releasing hormone neurons

scientific article published on 20 October 2010

Electrophysiological characteristics of gonadotrophin-releasing hormone 1-3 neurones: insights from a study of fish brains.

scientific article published on July 2010

Evolution of the Hypothalamic-Pituitary-Gonadal Axis Regulation in Vertebrates Revealed by Knockout Medaka

scientific article published on 25 August 2016

Evolutionally conserved function of kisspeptin neuronal system is non-reproductive regulation as revealed by non-mammalian study.

scientific article

Evolutionary Insights into the Steroid Sensitive kiss1 and kiss2 Neurons in the Vertebrate Brain.

scientific article

Examination of methods for manipulating serum 17β-Estradiol (E2) levels by analysis of blood E2 concentration in medaka (Oryzias latipes)

scientific article published on 13 September 2019

Excitatory action of GABA in the terminal nerve gonadotropin-releasing hormone neurons

scientific article published on 13 January 2010

Expression and putative function of kisspeptins and their receptors during early development in medaka.

scientific article published on 03 July 2013

Expression of vesicular glutamate transporter-2.1 in medaka terminal nerve gonadotrophin-releasing hormone neurones.

scientific article published in July 2011

Female-Specific Glucose Sensitivity of GnRH1 Neurons Leads to Sexually Dimorphic Inhibition of Reproduction in Medaka

scientific article published on 8 September 2016

Female-specific target sites for both oestrogen and androgen in the teleost brain

scientific article published on 17 October 2012

Functional and evolutionary insights into vertebrate kisspeptin systems from studies of fish brain.

scientific article published on January 2010

Gene knockout analysis reveals essentiality of estrogen receptor β1 (Esr2a) for female reproduction in medaka

scientific article published on 20 June 2019

Glutamate receptors in the terminal nerve gonadotropin-releasing hormone neurons of the dwarf gourami (teleost).

scientific article

GnRH suppresses excitability of visual processing neurons in the optic tectum

scientific article published on 9 September 2015

GnRH-immunoreactive neuronal system in the presumptive ancestral chordate, Ciona intestinalis (Ascidian).

scientific article published in December 1998

Gonadotropin-releasing hormone (GnRH) cells of the terminal nerve as a model neuromodulator system

scientific article published on August 17, 1992

Gonadotropin-releasing hormone (GnRH) immunoreactive system in the brain of the dwarf gourami (Colisa lalia) as revealed by light microscopic immunocytochemistry using a monoclonal antibody to common amino acid sequence of GnRH.

scientific article

Gonadotropin-releasing hormone neurons in the gourami midbrain: a double labeling study by immunocytochemistry and tracer injection ⬇️

scientific article published on January 2, 1998

High-Frequency Firing Activity of GnRH1 Neurons in Female Medaka Induces the Release of GnRH1 Peptide From Their Nerve Terminals in the Pituitary

scientific article

Hofmeister effect underlying the quiescence of sperm motility in the vas deferens of the viviparous guppy Poecilia reticulata

scientific article published on 01 December 2007

Horseradish peroxidase study of the localization of motoneurons in the accessory nucleus (XI) of the Japanese toad

scientific article published in August 1987

Hypothalamic Kiss1 but not Kiss2 neurons are involved in estrogen feedback in medaka (Oryzias latipes).

scientific article published on 5 March 2010

Identification and expression analysis of peroxisome proliferator-activated receptors cDNA in a reptile, the leopard gecko (Eublepharis macularius).

scientific article published in May 2008

Identification of KiSS-1 product kisspeptin and steroid-sensitive sexually dimorphic kisspeptin neurons in medaka (oryzias latipes).

scientific article published on 17 January 2008

Imaging postsynaptic activities of teleost thalamic neurons at single cell resolution using a voltage-sensitive dye.

scientific article

Immunocytochemical demonstration of salmon GnRH and chicken GnRH-II in the brain of masu salmon, Oncorhynchus masou

scientific article published in December 1991

Immunocytochemical localization and ontogenic development of alpha-melanocyte-stimulating hormone (alpha-MSH) in the brain of a pleuronectiform fish, barfin flounder.

scientific article published on 22 February 2005

Immunocytochemical localization and ontogenic development of melanin-concentrating hormone in the brain of a pleuronectiform fish, the barfin flounder

scientific article published on 14 November 2002

Immunocytochemical localization of sGnRH and cGnRH-II in the brain of goldfish, Carassius auratus

scientific article published on 01 May 1995

Immunohistochemical double-labeling study of gonadotropin-releasing hormone (GnRH)-immunoreactive cells and oxytocin-immunoreactive cells in the preoptic area of the dwarf gourami, Colisa lalia

scientific article published on 01 August 1994

Immunohistochemical localization and ontogenic development of prolactin-releasing peptide in the brain of the ovoviviparous fish species Poecilia reticulata (guppy).

scientific article

Immunohistochemical localization of a GnRH-like peptide in the brain of the cephalopod spear-squid, Loligo bleekeri

scientific article published on 26 January 2008

Immunohistochemical localization of orexin/hypocretin-like immunoreactive peptides and melanin-concentrating hormone in the brain and pituitary of medaka.

scientific article published on 6 August 2007

Innate versus learned odour processing in the mouse olfactory bulb

scientific article published on 7 November 2007

Interaction between neuropeptide Y immunoreactive neurons and galanin immunoreactive neurons in the brain of the masu salmon, Oncorhynchus masou

scientific article published on 26 June 2009

Introduction

Involvement of the telencephalic hemispheres and the preoptic area in sexual behavior of the male goldfish, Carassius auratus: a brain-lesion study

scientific article published on 01 January 1984

Ion channels and their neural functions: contribution to general problems from studies of brains in non-mammalian species

scientific article

Juvenile-specific burst firing of terminal nerve GnRH3 neurons suggests novel functions in addition to neuromodulation.

scientific article published in February 2018

Kiss1 neurons drastically change their firing activity in accordance with the reproductive state: insights from a seasonal breeder

scientific article published on 23 September 2014

Lesions of gonadotropin-releasing hormone-immunoreactive terminal nerve cells: effects on the reproductive behavior of male dwarf gouramis

scientific article published on 01 June 1997

Light-sensitive voltage responses in the neurons of the cerebral ganglion of Ciona savignyi (Chordata: Ascidiacea)

article

Location of forelimb motoneurons in the Japanese toad (Bufo japonicus): a horseradish peroxidase study

scientific article published in August 1989

M6P/IGF2R tumor suppressor gene mutated in hepatocellular carcinomas in Japan

scientific article published on 01 May 2002

Mechanisms of Neuromodulation by a Nonhypophysiotropic GnRH System Controlling Motivation of Reproductive Behavior in the Teleost Brain ⬇️

scientific article published on December 1, 2011

Mechanisms of the modulation of pacemaker activity by GnRH peptides in the terminal nerve-GnRH neurons

scientific article published in January 2002

Membrane hyperpolarization by sperm-activating and -attracting factor increases cAMP level and activates sperm motility in the ascidian Ciona intestinalis

scientific article published on 01 September 1999

Morphological analysis of the axonal projections of EGFP-labeled Esr1-expressing neurons in transgenic female medaka

scientific article published on 28 December 2017

Morphological analysis of the early development of telencephalic and diencephalic gonadotropin-releasing hormone neuronal systems in enhanced green fluorescent protein-expressing transgenic medaka lines.

scientific article published on 19 August 2015

Morphology and distribution of the motor neurons of the accessory nerve (nXI) in the Japanese toad: a cobaltic lysine study

scientific article published on 01 January 1987

Morphology and distribution of the preganglionic parasympathetic neurons of the facial, glossopharyngeal and vagus nerves in the Japanese toad: a cobaltic lysine study

scientific article published on 01 January 1987

Multiple functions of non-hypophysiotropic gonadotropin releasing hormone neurons in vertebrates

scientific article published on 22 July 2019

Multiple gonadotropin-releasing hormone (GnRH)-immunoreactive systems in the brain of the dwarf gourami, Colisa lalia: immunohistochemistry and radioimmunoassay

scientific article published on 01 May 1995

Multiple gonadotropin‐releasing hormone systems in non‐mammalian vertebrates: Ontogeny, anatomy, and physiology

scientific article published in 2021

Neuroanatomical evidence that kisspeptin directly regulates isotocin and vasotocin neurons

scientific article published on 25 April 2013

Neurobiological mechanisms underlying GnRH pulse generation by the hypothalamus.

scientific article published on 15 October 2010

Neurobiological study of fish brains gives insights into the nature of gonadotropin-releasing hormone 1-3 neurons

scientific article

Neuromodulatory effect of GnRH on the synaptic transmission of the olfactory bulbar neural circuit in goldfish, Carassius auratus

scientific article published on 20 October 2010

Neurones in the preoptic area of the male goldfish are activated by a sex pheromone 17α,20β-dihydroxy-4-pregnen-3-one

scientific article published in February 2015

Neuropeptide RFRP inhibits the pacemaker activity of terminal nerve GnRH neurons.

scientific article published on 6 February 2013

Odorant receptor map in the mouse olfactory bulb: in vivo sensitivity and specificity of receptor-defined glomeruli.

scientific article published on December 2006

Ontogenic development of salmon GnRH and chicken GnRH-II systems in the brain of masu salmon (Oncorhynchus masou).

scientific article published in September 1998

Ontogenic development of three GnRH systems in the brain of a pleuronectiform fish, barfin flounder

scientific article

Physiology and release activity of GnRH neurons.

scientific article

Possible role of oestrogen in pubertal increase of Kiss1/kisspeptin expression in discrete hypothalamic areas of female rats.

scientific article published in June 2009

Preoptic gonadotropin-releasing hormone (GnRH) neurons innervate the pituitary in teleosts

scientific article

Primary culture of the isolated terminal nerve-gonadotrophin-releasing hormone neurones derived from adult teleost (dwarf gourami, Colisa lalia) brain for the study of peptide release mechanisms

scientific article published in May 2009

Regular pacemaker activity characterizes gonadotropin-releasing hormone 2 neurons recorded from green fluorescent protein-transgenic medaka.

scientific article

Retinopetal projections from a subpopulation of ganglion cells of the nervus terminalis in the dwarf gourami (Colisa lalia).

scientific article published in March 1986

Selective modulation of voltage-gated calcium channels in the terminal nerve gonadotropin-releasing hormone neurons of a teleost, the dwarf gourami (Colisa lalia).

scientific article published in July 2004

Sex differences in aromatase gene expression in the medaka brain

scientific article published in May 2011

Sexually Dimorphic Neuropeptide B Neurons in Medaka Exhibit Activated Cellular Phenotypes Dependent on Estrogen

scientific article published on 01 April 2019

Sexually dimorphic expression of the sex chromosome-linked genes cntfa and pdlim3a in the medaka brain

scientific article published on 31 January 2014

Sexually dimorphic muscles in the forelimb of the Japanese toad, Bufo japonicus

scientific article published on 01 June 1984

Slow removal of Na(+) channel inactivation underlies the temporal filtering property in the teleost thalamic neurons

scientific article published in March 2002

Steroid sensitive kiss2 neurones in the goldfish: evolutionary insights into the duplicate kisspeptin gene-expressing neurones

scientific article published on 01 June 2012

Strategies for sperm chemotaxis in the siphonophores and ascidians: a numerical simulation study.

scientific article published on April 2004

Structure, synthesis, and phylogeny of kisspeptin and its receptor.

scientific article published on January 2013

Telencephalic afferents in the goldfish: an anterograde degeneration study

scientific article published on 01 October 1981

Telencephalic and preoptic areas integrate sexual behavior in hime salmon (landlocked red salmon, Oncorhynchus nerka): results of electrical brain stimulation experiments

scientific article published in September 1984

Terminal nerve gonadotrophin-releasing hormone (GnRH) neurones express multiple GnRH receptors in a teleost, the dwarf gourami (Colisa lalia).

scientific article published in June 2007

Tetrodotoxin-resistant persistent Na+ current underlying pacemaker potentials of fish gonadotrophin-releasing hormone neurones.

scientific article published in January 1995

The glossopharyngeal nerve of the axolotl labeled with carbocyanine dye (diI).

scientific article

The origins of the centrifugal fibers to the olfactory bulb in the goldfish, Carassius auratus: an experimental study using the fluorescent dye primuline as a retrograde tracer

scientific article published on 01 March 1980

The terminal nerve ganglion cells project to the olfactory mucosa in the dwarf gourami

scientific article published in November 2002

Three GnRH systems in the brain and pituitary of a pleuronectiform fish, the barfin flounder Verasper moseri

scientific article

Three types of gonadotrophin-releasing hormone neurones and steroid-sensitive sexually dimorphic kisspeptin neurones in teleosts.

scientific article published on March 2009

Time-of-day-dependent changes in GnRH1 neuronal activities and gonadotropin mRNA expression in a daily spawning fish, medaka.

scientific article

Ultrastructural characterization of gonadotropin-releasing hormone (GnRH)-immunoreactive terminal nerve cells in the dwarf gourami

scientific article published on 01 June 1992

Ultrastructure of the ganglion cells of the terminal nerve in the dwarf gourami (Colisa lalia).

scientific article published in February 1991

Whole brain-pituitary in vitro preparation of the transgenic medaka (Oryzias latipes) as a tool for analyzing the differential regulatory mechanisms of LH and FSH release.

scientific article published on 18 November 2013

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