Hypouricemia and Urate Transporters

Hypouricemia is recognized as a rare disorder, defined as a serum uric acid level of 2.0 mg/dL or less. Hypouricemia is divided into an overexcretion type and an underproduction type. The former typical disease is xanthinuria, and the latter is renal hypouricemia (RHUC). The frequency of nephrogenic...

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Main Authors: Naoyuki Otani, Motoshi Ouchi, Kazuharu Misawa, Ichiro Hisatome, Naohiko Anzai
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Biomedicines
Subjects:
Online Access:https://www.mdpi.com/2227-9059/10/3/652
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author Naoyuki Otani
Motoshi Ouchi
Kazuharu Misawa
Ichiro Hisatome
Naohiko Anzai
author_facet Naoyuki Otani
Motoshi Ouchi
Kazuharu Misawa
Ichiro Hisatome
Naohiko Anzai
author_sort Naoyuki Otani
collection DOAJ
description Hypouricemia is recognized as a rare disorder, defined as a serum uric acid level of 2.0 mg/dL or less. Hypouricemia is divided into an overexcretion type and an underproduction type. The former typical disease is xanthinuria, and the latter is renal hypouricemia (RHUC). The frequency of nephrogenic hypouricemia due to a deficiency of URAT1 is high in Japan, accounting for most asymptomatic and persistent cases of hypouricemia. RHUC results in a high risk of exercise-induced acute kidney injury and urolithiasis. It is vital to promote research on RHUC, as this will lead not only to the elucidation of its pathophysiology but also to the development of new treatments for gout and hyperuricemia.
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spelling doaj.art-4d9c3ab2b92440e9a2e2371d3884526f2023-11-24T00:33:21ZengMDPI AGBiomedicines2227-90592022-03-0110365210.3390/biomedicines10030652Hypouricemia and Urate TransportersNaoyuki Otani0Motoshi Ouchi1Kazuharu Misawa2Ichiro Hisatome3Naohiko Anzai4Department of Clinical Pharmacology and Therapeutics, Faculty of Medicine, Oita University, Yufu 879-5593, Oita, JapanDepartment of Pharmacology and Toxicology, Dokkyo Medical University School of Medicine, Mibu 321-0293, Tochigi, JapanDepartment of Human Genetics, Yokohama City University Graduate School of Medicine, Yokohama 236-0004, Kanagawa, JapanYonago Medical Center, National Hospital Organization, Yonago 683-0006, Tottori, JapanDepartment of Pharmacology, Chiba University Graduate School of Medicine, Chiba 260-8670, Chiba, JapanHypouricemia is recognized as a rare disorder, defined as a serum uric acid level of 2.0 mg/dL or less. Hypouricemia is divided into an overexcretion type and an underproduction type. The former typical disease is xanthinuria, and the latter is renal hypouricemia (RHUC). The frequency of nephrogenic hypouricemia due to a deficiency of URAT1 is high in Japan, accounting for most asymptomatic and persistent cases of hypouricemia. RHUC results in a high risk of exercise-induced acute kidney injury and urolithiasis. It is vital to promote research on RHUC, as this will lead not only to the elucidation of its pathophysiology but also to the development of new treatments for gout and hyperuricemia.https://www.mdpi.com/2227-9059/10/3/652hypouricemiarenal hypouricemiaurate transporterURAT1xanthinuria
spellingShingle Naoyuki Otani
Motoshi Ouchi
Kazuharu Misawa
Ichiro Hisatome
Naohiko Anzai
Hypouricemia and Urate Transporters
Biomedicines
hypouricemia
renal hypouricemia
urate transporter
URAT1
xanthinuria
title Hypouricemia and Urate Transporters
title_full Hypouricemia and Urate Transporters
title_fullStr Hypouricemia and Urate Transporters
title_full_unstemmed Hypouricemia and Urate Transporters
title_short Hypouricemia and Urate Transporters
title_sort hypouricemia and urate transporters
topic hypouricemia
renal hypouricemia
urate transporter
URAT1
xanthinuria
url https://www.mdpi.com/2227-9059/10/3/652
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AT kazuharumisawa hypouricemiaanduratetransporters
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AT naohikoanzai hypouricemiaanduratetransporters