Publications by authors named "H Namiki"

Dilated cardiomyopathy (DCM) is a progressive myocardial disorder characterized by impaired cardiac contraction and ventricular dilation. However, some patients with DCM improve when experiencing left ventricular reverse remodeling (LVRR). Currently, the detailed association between genotypes and clinical outcomes, including LVRR, particularly among children, remains uncertain.

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Article Synopsis
  • Left ventricular noncompaction (LVNC) is a hereditary heart condition marked by unusual heart muscle structure, and this study specifically focused on biventricular noncompaction (BiVNC) in children to understand its clinical characteristics and genetic factors.
  • The research involved 234 pediatric patients and revealed that BiVNC often leads to serious complications, including a higher incidence of congenital heart disease and reduced survival rates compared to other heart conditions.
  • Findings indicated that patients with BiVNC frequently exhibited left ventricular dysfunction and a notable percentage had genetic variants linked to mitochondrial and developmental issues, emphasizing the need for thorough genetic screening for better patient outcomes.
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Recently, phosphorus-based compounds have emerged as potential candidates for thermoelectric materials. One of the key challenges facing this field is to achieve > 1, which is the benchmark for thermoelectric device applications. In this study, it is demonstrated that the thermoelectric performance of environmentally friendly AgGeP is enhanced by co-doping Cu and Ga.

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The combination of laser ablation and inductively coupled plasma mass spectrometry (LA-ICP-MS) offers a powerful tool for directly analyzing solid samples. However, LA-ICP-MS has a limitation in quantitative analyses owing to a requirement for matrix-matched standard materials. In this study, we have developed a sample preparation method that facilitates quantitative analyses by LA-ICP-MS.

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We investigated the incidence of sudden death in students with a history of Kawasaki disease (KD) while under school supervision. Reports of sudden death in students with a history of KD during 1990-1999 and 2000-2009 were retrieved from the mutual aid system data. The student's grade, sex, circumstances at the time of sudden death, final diagnosis, recommended restrictions on school activities, and intensity of physical activity at the time of sudden death were investigated.

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