Publications by authors named "D KUBOTA"

This case report presents a common but instructive clinical scenario of accidental ingestion of a press-through package. Despite an initial negative chest X-ray and mild symptoms, the diagnosis was confirmed with additional computed tomography. The patient was eventually went through the successful endoscopic removal of the press-through package.

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Urolithin A (Uro-A), a type of polyphenol derived from pomegranate, is known to improve memory function when ingested, in addition to its direct effect on the skin epidermal cells through the activation of longevity gene SIRT1. However, the molI ecular mechanism by which orally ingested Uro-A inhibits cognitive decline via the intestine remains unexplored. This study aimed to evaluate the role of Uro-A in improving cognitive function via improved intestinal function and the effect of Uro-A on the inflammation levels and gene expression in hippocampus.

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Over the past decade, the photovoltaic (PV) performance of perovskite solar cells (PSCs) has been considerably improved with the development of perovskite photoabsorbers. Among these, formamidinium-lead-iodide (FAPbI) is a promising photoabsorber owing to its narrow bandgap and is mainly used in n-i-p-structured PSCs. The property modulation of FAPbI photoabsorbers while retaining their narrow bandgap is imperative for further development of PSCs.

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Article Synopsis
  • A nationwide study in Japan investigated the cancer risk associated with different lengths of Barrett's esophagus (BE) among 33,478 subjects who underwent endoscopy between 2013 and 2017, with follow-ups until 2022.
  • The findings showed that the incidence of esophageal adenocarcinoma increased with the length of BE, with higher risks for those with BE lengths of 1-3 cm and ≥3 cm.
  • The study highlights the importance of considering the length of BE in managing patients, as longer BE is correlated with a greater cancer risk.
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The transposition of an adjacent finger following the loss of a finger due to a malignant tumor resection improves hand function. However, patients may not accept the resulting appearance of a three-finger hand. A 28-year-old male with a malignant fibroblastic tumor at the base of the ring finger underwent resection of the tumor, excising the phalanx and a portion of the metacarpal.

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