Publications by authors named "Ayumi Kaneda"

Lack of tumor-reactive cytotoxic T lymphocytes (CTLs) limits the antitumor efficacy of immune checkpoint inhibitors (ICIs). CD40 agonists have been expected to overcome this limitation by generating tumor-reactive CTLs. However, the clinical efficacy of CD40 agonistic antibodies is not as good as in non-clinical studies.

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Background: We aimed to confirm the efficacy and safety of the oral histone deacetylase inhibitor entinostat in Japanese patients with hormone receptor-positive advanced/recurrent breast cancer and to explore potential biomarkers.

Methods: This phase II, double-blind, randomized, placebo-controlled trial (ClinicalTrials.gov; NCT03291886) was conducted at 28 Japanese sites (September 2017-July 2020; interim analysis cutoff: April 2019).

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The Hippo signaling pathway regulates cell fate and organ development. In the Hippo pathway, transcriptional enhanced associate domain (TEAD) which is a transcription factor is activated by forming a complex with yes-associated protein 1 (YAP1) or transcriptional coactivator with PDZ-binding motif (TAZ, also called WWTR1). Hyper-activation of YAP1/TAZ, leading to the activation of TEAD, has been reported in many cancers, including malignant pleural mesothelioma (MPM).

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We have isolated 9-methylstreptimidone from microorganism as a new NF-κB inhibitor. Later, we designed 3-[(dodecylthiocarbonyl) methyl]-glutarimide (DTCM-glutarimide) as an analog of this compound, which shows anti-inflammatory activity in vivo. In the present research, we found that DTCM-glutarimide inhibited receptor activator of nuclear factor-κB ligand (RANKL)-induced osteoclast differentiation of mouse bone marrow-derived macrophages and RANKL- or lipopolysaccharide (LPS)-induced osteoclast differentiation of RAW 264.

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Objective: We have previously synthesized a novel piperidine compound, 3-[(dodecylthiocarbonyl)methyl]glutarimide (DTCM-glutarimide), that inhibits LPS-induced NO production, and in the present research we studied further the anti-inflammatory activity of DTCM-glutarimide in a macrophage cell line and in mice bearing transplanted hearts.

Materials And Methods: Mouse macrophage-like RAW264.7 cells were employed for the evaluation of cellular inflammatory activity.

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