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Tadashi Okada

Tadashi Okada

D-Index & Metrics

Chemistry

D-Index
57
Citations
10139
World Ranking
11243
National Ranking
828

Overview

Tadashi Okada is affiliated with Osaka University in Japan. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, and Medicine, contributing substantially across these domains.

The scientist's subfields of study include Molecular Biology, Genetics, Nephrology, Pulmonary and Respiratory Medicine, and Physiology. The breadth of these areas highlights a focus on both cellular mechanisms and clinical implications, especially related to kidney conditions and genetic syndromes.

Their main research topics focus on Genetic and Kidney Cyst Diseases, Renal and related cancers, Genetic Syndromes and Imprinting, Dialysis and Renal Disease Management, Chronic Kidney Disease and Diabetes, Potassium and Related Disorders, and Adipose Tissue and Metabolism. These topics indicate a significant interest in kidney function and disease, genetic factors influencing these conditions, and metabolic processes.

Okada's recent publications exemplify their research directions with articles such as:

  • Preservation of kidney function irrelevant of total kidney volume growth rate with tolvaptan treatment in patients with autosomal dominant polycystic kidney disease, 2021, Clinical and Experimental Nephrology
  • Effect of tolvaptan in Japanese patients with autosomal dominant polycystic kidney disease: a post hoc analysis of TEMPO 3:4 and TEMPO Extension Japan, 2021, Clinical and Experimental Nephrology
  • CREG1 administration stimulates BAT thermogenesis and improves diet-induced obesity in mice, 2021, The Journal of Biochemistry
  • Effect of Nonsupplemented Low-Protein Diet on the Initiation of Renal Replacement Therapy in Stage 4 and 5 Chronic Kidney Disease: A Retrospective Multicenter Cohort Study in Japan, 2023, Journal of Renal Nutrition
  • Efficacy and safety of oral tolvaptan in patients undergoing hemodialysis: a Phase 2, double-blind, randomized, placebo-controlled trial, 2020, Nephrology Dialysis Transplantation

These papers reflect an emphasis on therapeutic interventions for kidney disease as well as metabolic regulation in obesity models.

Frequent coauthors collaborating with Tadashi Okada include

  • Shigeo Horie
  • Satoru Muto
  • Yoshiyuki Shibasaki
  • Tatsuki Ibuki
  • Haruna Kawano

These collaborations appear across multiple recent projects, indicating ongoing research partnerships within related specialties.

The scientist's work frequently appears in several publication venues, notably:

  • Clinical and Experimental Nephrology
  • Journal of Renal Nutrition
  • The Journal of Biochemistry
  • Nephrology Dialysis Transplantation
  • Journal of Nutritional Science and Vitaminology

This range of journals shows a blend of clinical and biochemical research dissemination aligned with their interdisciplinary expertise.

Best Publications

  • Linkage and Solvent Dependence of Photoinduced Electron Transfer in Zincporphyrin-C60 Dyads

    Hiroshi Imahori;Kiyoshi Hagiwara;Masanori Aoki;Tsuyoshi Akiyama

  • Ultrafast fluorescence detection in tris(2,2'-bipyridine)ruthenium(II) complex in solution: relaxation dynamics involving higher excited states.

    Achikanath C. Bhasikuttan;Masaya Suzuki;and Satoru Nakashima;Tadashi Okada

  • The bell-shaped energy gap dependence of the charge recombination reaction of geminate radical ion pairs produced by fluorescence quenching reaction in acetonitrile solution

    Noboru Mataga;Tsuyoshi Asahi;Yu Kanda;Tadashi Okada

  • Effect of Surface Structures on Photocatalytic CO2 Reduction Using Quantized CdS Nanocrystallites

    Hiroaki Fujiwara;Hiroji Hosokawa;Kei Murakoshi;Yuji Wada

  • Light harvesting by a periodic mesoporous organosilica chromophore.

    Shinji Inagaki;Osamu Ohtani;Yasutomo Goto;Kentaro Okamoto

  • Comparison of reorganization energies for intra- and intermolecular electron transfer.

    Hiroshi Imahori;Hiroko Yamada;Dirk M. Guldi;Yoshito Endo

  • Charge-transfer rates in symmetric and symmetry-disturbed derivatives of 9,9'-bianthryl

    N. Mataga;H. Yao;T. Okada;W. Rettig

  • Electronic processes in hetero-excimers and the mechanism of fluorescence quenching

    Noboru Mataga;Tadashi Okada;Noriyuki Yamamoto

  • A chemical approach towards the photosynthetic reaction center

    Kazuhiro Maruyama;Atsuhiro Osuka;Noboru Mataga

  • Intramolecular electron donor-acceptor interactions in the excited state of (anthracene)-(CH2)n-(N,N-dimethylaniline) systems

    T. Okada;T. Fujita;M. Kubota;S. Masaki

  • A Sequential Photoinduced Electron Relay Accelerated by Fullerene in a Porphyrin‐Pyromellitimide‐C60 Triad

    Hiroshi Imahori;Koji Yamada;Masato Hasegawa;Seiji Taniguchi

  • A Stepwise Electron-Transfer Relay Mimicking the Primary Charge Separation in Bacterial Photosynthetic Reaction Center

    Atsuhiro Osuka;Shinji Marumo;Noboru Mataga;Seiji Taniguchi

  • Picosecond laser spectroscopy of intramolecular heteroexcimer systems. Time-resolved absorption studies of p-(CH3)2NC6H4(CH2)n-1-pyrenyl and 9-anthryl systems

    Tadashi Okada;Masahito Migita;Noboru Mataga;Yoshiteru Sakata

  • Dynamics and mechanisms of the multiphoton gated photochromic reaction of diarylethene derivatives.

    Masataka Murakami;Hiroshi Miyasaka;Tadashi Okada;Seiya Kobatake

  • First unequivocal observation of the whole bell-shaped energy gap law in intramolecular charge separation from S(2) excited state of directly linked porphyrin-imide dyads and its solvent-polarity dependencies

    Noboru Mataga;Haik Chosrowjan;Yutaka Shibata;Naoya Yoshida

  • Organic Photoelectrochemical Cell Mimicking Photoinduced Multistep Electron Transfer in Photosynthesis: Interfacial Structure and Photoelectrochemical Properties of Self-Assembled Monolayers of Porphyrin-Linked Fullerenes on Gold Electrodes

    Hiroshi Imahori;Shinichiro Ozawa;Kiminori Ushida;Masao Takahashi

  • Synthesis and Photophysical Property of Porphyrin-Linked Fullerene

    Hiroshi Imahori;Kiyoshi Hagiwara;Tsuyoshi Akiyama;Seiji Taniguchi

  • Picosecond time-resolved absorption spectrum measurements of the higher excited singlet state of diphenylacetylene in the solution phase

    Yoshinori Hirata;Tadashi Okada;Noboru Mataga;Tateo Nomoto

  • Ultrafast charge separation from the S2 excited state of directly linked porphyrin - Imide dyads: First unequivocal observation of the whole bell-shaped energy-gap law and its solvent dependencies

    Noboru Mataga;Haik Chosrowjan;Seiji Taniguchi;Yutaka Shibata

  • Photophysics of the intramolecular exciplex formation in .omega.-(1-pyrenyl)-.alpha.-(dimethylamino)alkanes

    A. M. Swinnen;M. Van der Auweraer;F. C. De Schryver;K. Nakatani

Frequent Co-Authors

Noboru Mataga
Noboru Mataga Osaka University
Yoshiteru Sakata
Yoshiteru Sakata Osaka University
Atsuhiro Osuka
Atsuhiro Osuka Kyoto University
Hiroshi Miyasaka
Hiroshi Miyasaka Osaka University
Hiroshi Imahori
Hiroshi Imahori Kyoto University
Iwao Yamazaki
Iwao Yamazaki Hokkaido University
Fumio Hirata
Fumio Hirata Toyota Motor Corporation (Japan)
Kazuhiro Maruyama
Kazuhiro Maruyama Kyoto University
Tsuyoshi Asahi
Tsuyoshi Asahi Ehime University
Koji Yamada
Koji Yamada National Institute of Advanced Industrial Science and Technology

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