Masayasu Yamada

Dependence of DNA synthesis and in vitro development of bovine nuclear transfer embryos on the stage of the cell cycle of donor cells and recipient cytoplasts.

The roles of vitamin A for cytoplasmic maturation of bovine oocytes.

Developmental competence of somatic cell nuclear transfer embryos reconstructed from oocytes matured in vitro with follicle shells in miniature pig.

Effects of synchronization of donor cell cycle on embryonic development and DNA synthesis in porcine nuclear transfer embryos.

Identification, isolation, and in vitro culture of porcine gonocytes.

Reprogramming events of mammalian somatic cells induced by Xenopus laevis egg extracts.

Expression of NANOG, but not POU5F1, points to the stem cell potential of primitive germ cells in neonatal pig testis.

Reversible membrane permeabilization of mammalian cells treated with digitonin and its use for inducing nuclear reprogramming by Xenopus egg extracts.

Cell-free extracts from mammalian oocytes partially induce nuclear reprogramming in somatic cells.

Multipotential ability of primitive germ cells from neonatal pig testis cultured in vitro.

Crucial role of vinexin for keratinocyte migration in vitro and epidermal wound healing in vivo.

Characterization and in vitro culture of male germ cells from developing bovine testis.

Identification and characterization of an oocyte factor required for development of porcine nuclear transfer embryos.

Simple and efficient method for generation of induced pluripotent stem cells using piggyBac transposition of doxycycline-inducible factors and an EOS reporter system.

Valproic acid treatment from the 4-cell stage improves Oct4 expression and nuclear distribution of histone H3K27me3 in mouse cloned blastocysts.

Effects of extracellular matrices and lectin Dolichos biflorus agglutinin on cell adhesion and self-renewal of bovine gonocytes cultured in vitro.

Midkine and cytoplasmic maturation of mammalian oocytes in the context of ovarian follicle physiology.

Factors supporting long-term culture of bovine male germ cells.

An intracytoplasmic injection of deionized bovine serum albumin immediately after somatic cell nuclear transfer enhances full-term development of cloned mouse embryos.

Generation of Naïve Bovine Induced Pluripotent Stem Cells Using PiggyBac Transposition of Doxycycline-Inducible Transcription Factors.

Derivation of Induced Trophoblast Cell Lines in Cattle by Doxycycline-Inducible piggyBac Vectors.

Reprogramming towards totipotency is greatly facilitated by synergistic effects of small molecules.

The role of signaling pathways on proliferation and self-renewal of cultured bovine primitive germ cells.

Immobilized pH in culture reveals an optimal condition for somatic cell reprogramming and differentiation of pluripotent stem cells.

Long-term culture of undifferentiated spermatogonia isolated from immature and adult bovine testes.