Publications by authors named "Miwako Omori"

Background/aim: Chemoresistance to paclitaxel (PTX) significantly ameliorates therapeutic efficacy in patients with non-small cell lung cancer (NSCLC), especially in advanced stages, deteriorating the progression free and overall survival rates. One of the critical mechanisms contributing to drug resistance is the excretion of PTX from target cells via efflux pumps. Ivermectin was developed as a bactericidal agent against parasites; however, it has recently been shown to inhibit the proliferation of human cancer cells.

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Background: Idiopathic interstitial pneumonias are an independent risk factor of lung cancer, and a chemotherapy-induced acute exacerbation is the most common lethal complication in Japanese patients. The safety and efficacy of carboplatin and weekly paclitaxel for the treatment of non-small cell lung cancer with idiopathic interstitial pneumonias has been previously reported in prospective studies. However, carboplatin + paclitaxel with bevacizumab is currently the standard therapy.

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Background: Small cell lung cancer (SCLC) is a highly aggressive disease with a poor prognosis. Although most patients initially respond to topoisomerase inhibitors, resistance rapidly emerges. The aim, therefore, is to overcome resistance to topoisomerase I (irinotecan) or II (etoposide) inhibitors in SCLCs.

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Thymic carcinoma is a relatively rare type of malignant tumor. The present retrospective study evaluated the efficacy and safety of carboplatin plus nanoparticle albumin-bound paclitaxel for the treatment of advanced thymic carcinoma. The study included data from 12 patients with advanced thymic carcinoma treated in the Nippon Medical School Hospital (Tokyo, Japan).

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Article Synopsis
  • The study aims to explore the genomic profiles and potential treatments for lung cancer patients with idiopathic pulmonary fibrosis (IPF-LC) by analyzing tumor and non-tumor lung tissues.
  • Researchers found that two genes, CADM1 and SPC25, had high mutation rates in IPF-LC cases, with implications for cell growth and transformation associated with lung cancer.
  • The mutations in CADM1 and SPC25 could serve as new diagnostic markers and therapeutic targets for addressing lung cancer in patients with IPF.
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Background: Idiopathic interstitial pneumonias (IIPs) are associated with increased risk of lung cancer. In Japan, acute exaberation of IIPs induced by anticancer treatment is a critical issue. For this reason, there is limited available evidence regarding the optimal treatment approach for lung cancer patients complicated with IIPs.

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We report a case of pneumonitis with alveolar hemorrhage induced by herbal medicines in a 73-year-old woman who was admitted to our hospital because of dyspnea and an abnormal shadow on a chest radiograph. She had received treatment with numerous drugs, including the herbal medicines Seisin-renshi-in, Chotosan, Rikkunshi-to, and Shakuyakukannzo-to. Chest radiography revealed diffuse ground-glass shadows in both lungs, and bronchoalveolar lavage fluid was progressively hemorrhagic.

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Gut microbiota serves an important role in shaping systemic immune responses. Antibiotics cause changes in the gut microbiota that may influence the efficacy of cancer immunotherapy. In the present study, a retrospective analysis of the data from 90 patients treated with nivolumab for non-small cell lung cancer (NSCLC) was conducted.

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There are a number of suggested predictive factors of nivolumab for non-small cell lung cancer (NSCLC), however, there is not enough evidence to determine a single factor that can predict the efficacy of nivolumab. As the progress of biomarkers for cancer treatment is improving, it has been speculated that certain clinical factors serve an important role when predicting the outcome of chemotherapy. A total of 67 patients treated with nivolumab for NSCLC from 2016-2017 were prospectively investigated.

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