Concepedia

Hiroyuki Okamoto

HO

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Publications

37

Citations

3.8K

H-Index

29

Active since

1982

Affiliations

The University of Tokyo(Current)

Kanazawa University

Gifu University

University of Yamanashi

Tohoku University

Hiroyuki Okamoto is an author at The University of Tokyo specializing in life sciences, signal transduction, and cell signaling.

ORCID

Publications per year

1982–2025

37

Publications

37

Inhibitory Regulation of Rac Activation, Membrane Ruffling, and Cell Migration by the G Protein-Coupled Sphingosine-1-Phosphate Receptor EDG5 but Not EDG1 or EDG3

Hiroyuki Okamoto, Noriko Takuwa, Takehiko Yokomizo et al. · Molecular and Cellular Biology · 2000 · 325 citations · Full text

, , +14

Silencing of Retrotransposons in Arabidopsis and Reactivation by the <i>ddm1</i> Mutation

Hirohiko Hirochika, Hiroyuki Okamoto, Tetsuji Kakutani · The Plant Cell · 2000 · 316 citations · Full text

, , +16

<scp><i>SIZ1</i></scp>deficiency causes reduced stomatal aperture and enhanced drought tolerance via controlling salicylic acid‐induced accumulation of reactive oxygen species in<scp>A</scp>rabidopsis

Kenji Miura, Hiroyuki Okamoto, Eiji Okuma et al. · The Plant Journal · 2012 · 296 citations · Full text

, , +17

EDG1 Is a Functional Sphingosine-1-phosphate Receptor That Is Linked via a Gi/o to Multiple Signaling Pathways, Including Phospholipase C Activation, Ca2+Mobilization, Ras-Mitogen-activated Protein Kinase Activation, and Adenylate Cyclase Inhibition

Hiroyuki Okamoto, Noriko Takuwa, Koichi Gonda et al. · Journal of Biological Chemistry · 1998 · 285 citations · Full text

, , +14

Inhibitory and Stimulatory Regulation of Rac and Cell Motility by the G<sub>12/13</sub>-Rho and G<sub>i</sub> Pathways Integrated Downstream of a Single G Protein-Coupled Sphingosine-1-Phosphate Receptor Isoform

Naotoshi Sugimoto, Noriko Takuwa, Hiroyuki Okamoto et al. · Molecular and Cellular Biology · 2003 · 260 citations · Full text

, , +16

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