Evidence map›Paper›PMID 41627647›Full record

ArticleClinical and experimental nephrology2026

Urinary thrombin as a non-invasive biomarker in renal diseases: a possible role in the detection of segmental sclerosis lesions in IgA nephropathy.

Yoshikazu Miyasato, Terumasa Nakagawa, Yasunobu Iwata, Yutaka Kakizoe, Yuichiro Izumi, Yu Nagayoshi, Kayo Nishiguchi, Miyuki Nakagawa, Masashi Mukoyama, Hideki Yokoi and 2 more

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Article in Clinical and experimental nephrology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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12 authors.

Yoshikazu Miyasato *Department of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Terumasa Nakagawa *Department of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Yasunobu Iwata *Department of Nephrology, Omuta Tenryo Hospital, Omuta, Fukuoka, Japan.
Yutaka KakizoeDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Yuichiro IzumiDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Yu NagayoshiDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Kayo NishiguchiDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Miyuki NakagawaDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Masashi MukoyamaDepartment of Nephrology, Omuta Tenryo Hospital, Omuta, Fukuoka, Japan.
Hideki YokoiDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan.
Yasunori KitamotoDepartment of Laboratory Medicine, Kumamoto General Hospital, Yatsushiro, Kumamoto, Japan.
Masataka AdachiDepartment of Nephrology, Kumamoto University Graduate School of Medical Sciences, 1-1-1 Honjo, Chuo-Ku, Kumamoto, 860-8556, Japan. m-adachi@gpo.kumamoto-u.ac.jp.ORCID http://orcid.org/0000-0001-5139-2532

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6 · The paper itself

Abstract

backgroundThrombin is a serine protease that plays an important role in blood coagulation and has been implicated in kidney diseases, particularly glomerular disorders. In this study, we aimed to evaluate urinary thrombin in different types of kidney disease and investigate whether it can be used as a biomarker for the presence of segmental sclerosis lesions in IgA nephropathy.

methodsWe enrolled 151 patients aged ≥ 18 years who underwent renal biopsy at Kumamoto University Hospital or two of its affiliate hospitals between November 2016 and September 2021. Urine samples were obtained from patients, and urinary thrombin antigen levels were measured using a previously established highly sensitive enzyme-linked immunosorbent assay. We evaluated urinary thrombin in different types of kidney disease, focusing on IgA nephropathy, and assessed the association between urinary thrombin and histological severity classification (Oxford classification), especially S lesions.

resultsAmong the patients with kidney disease, thrombinuria was more prevalent in those with focal segmental glomerulosclerosis [60%; 9/15]. In 34 patients with IgA nephropathy, the logistic regression model, using the presence of S lesions as the outcome variable, demonstrated that the odds ratios for thrombinuria and proteinuria were 7.20 and 2.82, respectively. The areas under the receiver operating characteristic curve (AUROC) regarding the models for thrombinuria and proteinuria were 0.73 and 0.56, respectively, with both differences being significant (p = 0.04).

conclusionsOur findings suggest that thrombinuria may be a novel biomarker for kidney disease, particularly for segmental sclerosis lesions in IgA nephropathy.

Indexed as

Glomerulonephritis, IGAGlomerulosclerosis, Focal SegmentalThrombinAdultBiomarkersBiopsyFemaleHumansMaleMiddle AgedYoung AdultBiomarkersThrombinIgA nephropathyRenal biopsySegmental glomerulosclerosisUrinary biomarkersUrinary thrombin

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.