Y
Yoshiki Sugita
Researcher at Ibaraki Prefectural University of Health Sciences
Publications - 5
Citations - 296
Yoshiki Sugita is an academic researcher from Ibaraki Prefectural University of Health Sciences. The author has contributed to research in topics: Glutathione peroxidase & Epididymis. The author has an hindex of 5, co-authored 5 publications receiving 287 citations.
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Journal ArticleDOI
A porcine homolog of the major secretory protein of human epididymis, HE1, specifically binds cholesterol.
Naomichi Okamura,Sachiko Kiuchi,Michiko Tamba,Takayuki Kashima,Shinsuke Hiramoto,Tadashi Baba,Françoise Dacheux,Jean-Louis Dacheux,Yoshiki Sugita,Yin-Zhe Jin +9 more
TL;DR: It was found that the He1 homolog is a major cholesterol-binding protein in the porcine epididymal fluid and the possibility that the HE1 homology is involved in the regulation of the lipid composition of the sperm membranes during the maturation in epidIDymis is discussed.
Journal ArticleDOI
Molecular cloning and characterization of the epididymis-specific glutathione peroxidase-like protein secreted in the porcine epididymal fluid.
Naomichi Okamura,Yuka Iwaki,Shinsuke Hiramoto,Michiko Tamba,Shiro Bannai,Yoshiki Sugita,Patrick Syntin,Françoise Dacheux,Jean-Louis Dacheux +8 more
TL;DR: An immunocytochemical study showed that this protein was found to bind to the acrosomal region of the epididymal sperm and to disappear during the acosome reaction, which strongly suggest that thisprotein is enzymatically quiescent at least in the porcine epididylal fluid.
Journal ArticleDOI
Characterization of cytosolic glutathione S-transferase in cultured astrocytes
Jun-ichi Sagara,Yoshiki Sugita +1 more
TL;DR: Data suggest that the same types of GST isozymes are expressed in the astrocytes and liver, and take part mainly in the detoxification of 4HNE, which is found to be similar to each other.
Journal ArticleDOI
Stage-specific expression of a mouse homologue of the porcine 135kDa alpha-D-mannosidase (MAN2B2) in type A spermatogonia.
Shinsuke Hiramoto,Michiko Tamba,Sachiko Kiuchi,Yin-Zhe Jin,Shiro Bannai,Yoshiki Sugita,Françoise Dacheux,Jean-Louis Dacheux,Midori Yoshida,Naomichi Okamura +9 more
TL;DR: The cDNA encoding a mouse homologue of porcine epididymis-specific 135kDa alpha-D-mannosidase (MAN2B2, D28521) was cloned from the mouse testis cDNA library and expressed can serve as a good marker for the late stages of type A spermatogonia and may have an important role to play in the early step of sperMatogenesis in mice.
Journal ArticleDOI
Purification and properties of major α-d-mannosidase in the luminal fluid of porcine epididymis
Yin-Zhe Jin,Françoise Dacheux,Jean-Louis Dacheux,Shiro Bannai,Yoshiki Sugita,Naomichi Okamura +5 more
TL;DR: The results suggest that the lysosomal type α- d -mannosidase is the predominantly active enzyme in the luminal fluid of porcine epididymis and that it participates in the glycoprotein modification on the sperm surface during epididykal transit.