Takafumi Sakai

Transmission of intestinal Bifidobacterium longum subsp. longum strains from mother to infant, determined by multilocus sequencing typing and amplified fragment length polymorphism.

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

Expression of PDS/Pds, the Pendred syndrome gene, in endometrium.

Pituitary Folliculo-Stellate-Like Cells Stimulate Somatotroic Pituitary Tumor Growth in Nude Mice.

Appearance of prolactin-releasing peptide-producing neurons in the area postrema of adrenalectomized rats.

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

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

Microbial production of 2-deoxyribose 5-phosphate from acetaldehyde and triosephosphate for the synthesis of 2'-deoxyribonucleosides.

Construction of deoxyriboaldolase-overexpressing Escherichia coli and its application to 2-deoxyribose 5-phosphate synthesis from glucose and acetaldehyde for 2'-deoxyribonucleoside production.

Estrogen modulates ghrelin expression in the female rat stomach.

Development of gonadotropes in the chicken embryonic pituitary gland.

Development of thyroid-stimulating hormone beta subunit-producing cells in the chicken embryonic pituitary gland.

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.

Temporal and spatial expression of TGF-beta2 in chicken somites during early embryonic development.

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

Promoter activity of sea lamprey proopiocortin and proopiomelanotropin genes in AtT-20/D16v cells.

Independent differentiation of mammotropes and somatotropes in the chicken embryonic pituitary gland. Analysis by cell distribution and attempt to detect somatomammotropes.

Identification, cloning, and characterization of a Sporobolomyces singularis beta-galactosidase-like enzyme involved in galacto-oligosaccharide production.

Biochemical retrosynthesis of 2'-deoxyribonucleosides from glucose, acetaldehyde, and a nucleobase.

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

One-pot microbial synthesis of 2'-deoxyribonucleoside from glucose, acetaldehyde, and a nucleobase.

Efficient production of 2-deoxyribose 5-phosphate from glucose and acetaldehyde by coupling of the alcoholic fermentation system of Baker's yeast and deoxyriboaldolase-expressing Escherichia coli.

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

Hypophyseal corticosteroids stimulate somatotrope differentiation in the embryonic chicken pituitary gland.

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.

Primary structure, tissue distribution, and biological activity of chicken motilin receptor.

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.

Characteristic features of ghrelin cells in the gastrointestinal tract and the regulation of stomach ghrelin expression and production.

Repeated-batch production of galactooligosaccharides from lactose at high concentration by using alginate-immobilized cells of Sporobolomyces singularis YIT 10047.

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

Screening and characterization of a phosphopentomutase useful for enzymatic production of 2'-deoxyribonucleoside.

M-RTLV agar, a novel selective medium to distinguish Lactobacillus casei and Lactobacillus paracasei from Lactobacillus rhamnosus.

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

Ghrelin cells in the gastrointestinal tract.

Directed evolution of a three-finger neurotoxin by using cDNA display yields antagonists as well as agonists of interleukin-6 receptor signaling.

Fragments of genomic DNA released by injured cells activate innate immunity and suppress endocrine function in the thyroid.

Fermented milk containing Lactobacillus casei strain Shirota reduces incidence of hard or lumpy stools in healthy population.

Circadian transcriptional factor DBP regulates expression of Kiss1 in the anteroventral periventricular nucleus.

Simple and tunable Förster resonance energy transfer-based bioprobes for high-throughput monitoring of caspase-3 activation in living cells by using flow cytometry.

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

Immunocytochemical localization of kisspeptin neurons in the rat forebrain with special reference to sexual dimorphism and interaction with GnRH neurons.

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.

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

Antagonistic effect of disulfide-rich peptide aptamers selected by cDNA display on interleukin-6-dependent cell proliferation.

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

Construction of microbial platform for an energy-requiring bioprocess: practical 2'-deoxyribonucleoside production involving a C-C coupling reaction with high energy substrates.

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.

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

Ethnic diversity of gut microbiota: species characterization of Bacteroides fragilis group and genus Bifidobacterium in healthy Belgian adults, and comparison with data from Japanese subjects.

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.

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

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

Mother-to-infant transmission of intestinal bifidobacterial strains has an impact on the early development of vaginally delivered infant's microbiota.

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

Macrophage colony-stimulating factor induces prolactin expression in rat pituitary gland.

Development of TaqMan-based quantitative PCR for sensitive and selective detection of toxigenic Clostridium difficile in human stools.

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.

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.

Early-Life Events, Including Mode of Delivery and Type of Feeding, Siblings and Gender, Shape the Developing Gut Microbiota.

Longitudinal Investigation of Carriage Rates, Counts, and Genotypes of Toxigenic Clostridium difficile in Early Infancy.

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.

The effect of glutamate on ghrelin release in mice.

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