Publications by authors named "Yukako Iwasaki"

Purpose: The aim of this study was to understand the income and employment status of patients at the start of and during follow-up after palliative radiation therapy for bone metastasis.

Methods And Materials: From December 2020 to March 2021, a prospective multi-institutional observational study was conducted to investigate income and employment of patients at the start of administration of radiation therapy for bone metastasis and at 2 and 6 months after treatment. Of 333 patients referred to radiation therapy for bone metastasis, 101 were not registered, mainly because of their poor general condition, and another 8 were excluded from the follow-up analysis owing to ineligibility.

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Diagnosis of chronic glomerulonephritis (CGN) depends primarily on renal biopsy, which is expensive and requires hospitalization, creating a demand for noninvasive diagnostic method for this disease. We used DNA microarray analysis to search for genes whose expression levels in peripheral blood mononuclear cells (PBMCs) could distinguish between patients with CGN and healthy volunteers (HVs). We selected immunoglobulin A nephropathy (IgAN) and membranous nephropathy (MN) as typical forms of CGN.

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Aim: The role of urinary (U-) thioredoxin (Trx), a class of small redox proteins, in physiological and pathological conditions, in addition to its gender specificity, has been insufficiently determined in chronic kidney disease (CKD) patients, especially in diabetes mellitus (DM) nephropathy.

Methods: U-Trx was measured cross-sectionally in 110 CKD outpatients with estimated glomerular filtration rate (eGFR) of >15 mL/min per 1.73 m(2) , namely, in 57 type 2 DM patients (male: n = 41, female: n = 16) and 53 non-DM patients (M: n = 33, F: n = 20), as well as 30 healthy controls (M: n = 11, F: n = 19).

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Microscopic polyangiitis (MPA) is a systemic autoimmune disease that often has a fatal outcome. Although delineating the molecular pathogenesis is essential for its remedy, an understanding of its molecular mechanism has remained elusive. To search for new markers of active lesions that might help better understand the molecular basis of MPA and aid in its diagnosis, we here performed DNA microarray analysis with peripheral blood mononuclear cells (PBMCs).

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The prognostic value of renal biopsy in anti-neutrophil cytoplasmic antibody (ANCA)-associated glomerulonephritis is widely recognized; however, there is no consensus regarding its pathological classification. Berden et al. proposed a new classification of glomerulonephritis in ANCA-associated vasculitis (AAV) categorized into focal, crescentic, mixed, and sclerotic classes and showed its prognostic value in 100 international multicenter cohorts for 1- and 5-year renal outcomes.

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Background: The pathological role of obesity in the progression of glomerular lesions has rarely been studied in primary glomerular diseases. The purpose of this study is to investigate the influence of non-diabetic obesity on clinicopathological findings in IgA nephropathy.

Methods: 74 patients with biopsy-proven IgA nephropathy were retrospectively divided into two groups according to the criteria for obesity in Japan: non-obese group (group N: n = 50) with BMI <25 kg/m(2), and obese group (group O: n = 24) with BMI > or =25 kg/m(2).

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The pathological role of obesity has rarely been studied in primary glomerular diseases. The purpose of this study is to examine the clinicopathological influence of obesity in IgA nephropathy (IgAN). 74 patients with IgA nephropathy in our institution from October 2000 to January 2004 were retrospectively divided into two groups according to body mass index (BMI): the non-obese group (group N) with BMI < 25 kg/m(2), and the obese group (group O) with BMI > or = 25 kg/m(2).

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