Taku Hirata
Kyorin University
10 Papers
37 Citations
Taku Hirata is an academic researcher from Kyorin University. The author has contributed to research in topics: Organic anion transporter 1 & Apical membrane. The author has an hindex of 7, co-authored 9 publications.
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Papers
The multivalent PDZ domain-containing protein PDZK1 regulates transport activity of renal urate-anion exchanger URAT1 via its C terminus.
Naohiko Anzai,Hiroki Miyazaki,Hiroki Miyazaki,Rie Noshiro,Suparat Khamdang,Arthit Chairoungdua,Ho-Jung Shin,Atsushi Enomoto,Shinichi Sakamoto,Taku Hirata,Kimio Tomita,Yoshikatsu Kanai,Hitoshi Endou +12 more
TL;DR: The present study indicates the novel role of PDZK1 in regulating the functional activity of URAT1-mediated urate transport in the apical membrane of renal proximal tubules.
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Novel single nucleotide polymorphisms of organic cation transporter 1 (SLC22A1) affecting transport functions.
Takeshi Sakata,Naohiko Anzai,Ho Jung Shin,Rie Noshiro,Taku Hirata,Hirokazu Yokoyama,Yoshikatsu Kanai,Hitoshi Endou +7 more
TL;DR: It is suggested that the newly found OCT1 variants will contribute to inter-individual variations leading to the differences in cationic drug disposition and perhaps certain disease processes.
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Modulation of Renal Apical Organic Anion Transporter 4 Function by Two PDZ Domain–Containing Proteins
Hiroki Miyazaki,Naohiko Anzai,Sophapun Ekaratanawong,Takeshi Sakata,Ho Jung Shin,Promsuk Jutabha,Taku Hirata,Xin He,Hiroshi Nonoguchi,Kimio Tomita,Yoshikatsu Kanai,Hitoshi Endou +11 more
TL;DR: The functional activity of OAT4 is modulated through the PDZ interaction with the network of PDZK1 and NHERF1 and suggests that Oat4 is involved in the regulated apical organic anion handling in the renal proximal tubules, provided by the PDz scaffold.
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Roles of Organic Anion Transporters in the Renal Excretion of Perfluorooctanoic Acid
Hatsuki Nakagawa,Taku Hirata,Tomohiro Terada,Promsuk Jutabha,Daisaku Miura,Kouji H. Harada,Kayoko Inoue,Naohiko Anzai,Hitoshi Endou,Ken-ichi Inui,Yoshikatsu Kanai,Akio Koizumi +11 more
TL;DR: Both human and rat OAT1 and OAT3 have high affinities for perfluorooctanoic acid and that the species differences in its renal elimination are not attributable to affinity differences in these OATs between human beings and rats.
104
Functional Characterization of Rat Organic Anion Transporter 5 (Slc22a19) at the Apical Membrane of Renal Proximal Tubules
Naohiko Anzai,Promsuk Jutabha,Atsushi Enomoto,Hirokazu Yokoyama,Hiroshi Nonoguchi,Taku Hirata,Katsuko Shiraya,Xin He,Seok Ho Cha,Michio Takeda,Hiroki Miyazaki,Takeshi Sakata,Kimio Tomita,Takashi Igarashi,Yoshikatsu Kanai,Hitoshi Endou +15 more
TL;DR: Results indicate that rOat5 is renal organic anion/dicarboxylates exchanger and, under physiological conditions, may function as an apical reabsorptive pathway for organic anions in proximal tubules driven by an outward gradient of dicar boxylates.
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