Ichiro Sakata

Ghrelin-producing cells exist as two types of cells, closed- and opened-type cells, in the rat gastrointestinal tract.

Existence of ghrelin-immunopositive and -expressing cells in the proventriculus of the hatching and adult chicken.

Formation and observation of dimers of a metal complex with long alkyl side chains aligned on a graphite surface.

Growth hormone secretagogue receptor expression in the cells of the stomach-projected afferent nerve in the rat nodose ganglion.

Estrogen modulates ghrelin expression in the female rat stomach.

Structural determination and histochemical localization of ghrelin in the red-eared slider turtle, Trachemys scripta elegans.

Localization of ghrelin-producing cells in the stomach of the rainbow trout (Oncorhynchus mykiss).

Caspase-3 sensitive signaling in vivo in apoptotic HeLa cells by chemically engineered intramolecular fluorescence resonance energy transfer mutants of green fluorescent protein.

Exogenous administration of octanoic acid accelerates octanoylated ghrelin production in the proventriculus of neonatal chicks.

Identification of immunoreactive plasma and stomach ghrelin, and expression of stomach ghrelin mRNA in the bullfrog, Rana catesbeiana.

Gastric estrogen directly induces ghrelin expression and production in the rat stomach.

DNA introduction into living cells by water droplet impact with an electrospray process.

Gastric leptin, but not estrogen and somatostatin, contributes to the elevation of ghrelin mRNA expression level in fasted rats.

The orexigenic hormone ghrelin defends against depressive symptoms of chronic stress.

Detailed analysis of formation of chicken pituitary primordium in early embryonic development.

House musk shrew (Suncus murinus, order: Insectivora) as a new model animal for motilin study.

Characterization of a novel ghrelin cell reporter mouse.

Colocalization of ghrelin O-acyltransferase and ghrelin in gastric mucosal cells.

Identification of ghrelin in the house musk shrew (Suncus murinus): cDNA cloning, peptide purification and tissue distribution.

Ghrelin increases the rewarding value of high-fat diet in an orexin-dependent manner.

Physiological characteristics of gastric contractions and circadian gastric motility in the free-moving conscious house musk shrew (Suncus murinus).

Ghrelin secretion stimulated by {beta}1-adrenergic receptors in cultured ghrelinoma cells and in fasted mice.

Ghrelin cells in the gastrointestinal tract.

Leptin therapy improves insulin-deficient type 1 diabetes by CNS-dependent mechanisms in mice.

Genetic tracing of Nav1.8-expressing vagal afferents in the mouse.

Functional implications of limited leptin receptor and ghrelin receptor coexpression in the brain.

Ghrelin mediates stress-induced food-reward behavior in mice.

Ghrelin directly stimulates glucagon secretion from pancreatic alpha-cells.

Glutamine and glutamic acid enhance thyroid-stimulating hormone β subunit mRNA expression in the rat pars tuberalis.

Collision of millimetre droplets induces DNA and protein transfection into cells.

Coordination of motilin and ghrelin regulates the migrating motor complex of gastrointestinal motility in Suncus murinus.

Glucose-mediated control of ghrelin release from primary cultures of gastric mucosal cells.

Detailed analysis of the δ-crystallin mRNA-expressing region in early development of the chick pituitary gland.

Proton- and ammonium-sensing by histaminergic neurons controlling wakefulness.

Molecular identification of GHS-R and GPR38 in Suncus murinus.

In vitro selection of a peptide antagonist of growth hormone secretagogue receptor using cDNA display.

Ghrelin increases intracellular Ca²⁺ concentration in the various hormone-producing cell types of the rat pituitary gland.

Hindbrain ghrelin receptor signaling is sufficient to maintain fasting glucose.

A major lineage of enteroendocrine cells coexpress CCK, secretin, GIP, GLP-1, PYY, and neurotensin but not somatostatin.

Detailed morphogenetic analysis of the embryonic chicken pars tuberalis as glycoprotein alpha subunit positive region.

Characterization of gastric and neuronal histaminergic populations using a transgenic mouse model.

Mechanism of ghrelin-induced gastric contractions in Suncus murinus (house musk shrew): involvement of intrinsic primary afferent neurons.

The role of the vagus nerve in the migrating motor complex and ghrelin- and motilin-induced gastric contraction in suncus.

Expression of Serum Retinol Binding Protein and Transthyretin within Mouse Gastric Ghrelin Cells.

Negative regulation of neuromedin U mRNA expression in the rat pars tuberalis by melatonin.

Role of calcium and EPAC in norepinephrine-induced ghrelin secretion.

G protein-coupled receptor 120 signaling regulates ghrelin secretion in vivo and in vitro.

Seven transmembrane G protein-coupled receptor repertoire of gastric ghrelin cells.

Regulation of LH/FSH expression by secretoglobin 3A2 in the mouse pituitary gland.

Motilin stimulates pepsinogen secretion in Suncus murinus.

Motilin Stimulates Gastric Acid Secretion in Coordination with Ghrelin in Suncus murinus.

A high-throughput direct fluorescence resonance energy transfer-based assay for analyzing apoptotic proteases using flow cytometry and fluorescence lifetime measurements.

Ghrelin Is an Essential Factor for Motilin-Induced Gastric Contraction in Suncus murinus.

Involvement of Transient Receptor Potential Vanilloid Receptor 1, (TRPV1)-Expressing Vagal Nerve in the Inhibitory Effect of Gastric Acidification on Exogenous Motilin-Induced Gastric Phase III Contractions in Suncus murinus.

Research management: Five years on from Fukushima.

The proximal gastric corpus is the most responsive site of motilin-induced contractions in the stomach of the Asian house shrew.

Molecular cloning of motilin and mechanism of motilin-induced gastrointestinal motility in Japanese quail.

A comparative study of sex difference in calbindin neurons among mice, musk shrews, and Japanese quails.

Identification of marker genes for pars tuberalis morphogenesis in chick embryo: expression of Cytokine-like 1 and Gap junction protein alpha 5 in pars tuberalis.

Molecular Cloning of Ghrelin and Characteristics of Ghrelin-Producing Cells in the Gastrointestinal Tract of the Common Marmoset (Callithrix jacchus).

A Sexually Dimorphic Area of the Dorsal Hypothalamus in Mice and Common Marmosets.

Cellulose nanofiber backboned Prussian blue nanoparticles as powerful adsorbents for the selective elimination of radioactive cesium.

The effect of glutamate on ghrelin release in mice.

Nitrogen-doped porous carbon monoliths from polyacrylonitrile (PAN) and carbon nanotubes as electrodes for supercapacitors.

Underlying mechanism of the cyclic migrating motor complex in Suncus murinus: a change in gastrointestinal pH is the key regulator.

Electrochemically reduced water exerts superior reactive oxygen species scavenging activity in HT1080 cells than the equivalent level of hydrogen-dissolved water.

Role of Hormone-sensitive Lipase in Leptin-Promoted Fat Loss and Glucose Lowering.