Publications by authors named "Manabe R"

Nonhuman primates (NHPs), which are closely related to humans, are useful in biomedical research, and an increasing number of NHP disease models have been reported using gene editing. However, many disease-related genes cause perinatal death when manipulated homozygously by gene editing. In addition, NHP resources, which are limited, should be efficiently used.

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  • The study investigates how the combination of platelet count and neutrophil-lymphocyte ratio (COP-NLR) affects the prognosis of advanced non-small cell lung cancer (NSCLC) patients treated with immune checkpoint inhibitor therapy combined with chemotherapy.
  • A cohort of 88 NSCLC patients was analyzed, focusing on overall survival (OS) and treatment response based on COP-NLR scores measured three weeks after starting therapy.
  • Findings reveal that lower baseline COP-NLR scores, as well as better Eastern Cooperative Oncology Group Performance Status (ECOG PS) and fewer distant metastatic sites, correlate with improved treatment responses and longer overall survival in these patients.
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Background: The use of epidermal growth factor receptor-tyrosine kinase inhibitors (EGFR-TKIs) can potentially result in interstitial lung disease (ILD), which can substantially impact a patient's quality of life, subsequently leading to the interruption or discontinuation of EGRF-TKI treatment. Clinicians, therefore, need to thoroughly assess patients to determine if they are at risk for ILD.

Methods: We searched for observational study in the following databases: MEDLINE via the PubMed, CENTRAL, and IchushiWeb.

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Introduction: The muscarinic M3 receptor antagonist, tiotropium, has a bronchodilatory effect on asthma patients. Additionally, tiotropium inhibits allergic airway inflammation and remodeling in a murine asthma model. However, the underlying mechanisms of this M3 receptor antagonist remain unclear.

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Background: As an epidermal growth factor receptor-tyrosine kinase inhibitor (EGFR-TKI), osimertinib has emerged as a standard EGFR-mutation positive treatment for non-small cell lung cancer (NSCLC). However, the efficacy of osimertinib for malignant pleural effusion (MPE) remains understudied. This study aimed to evaluate the impact of osimertinib on time to treatment failure (TTF) and overall survival (OS) in patients with EGFR-mutation positive NSCLC, comparing those with and without MPE.

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Background: The behavioral photosensitivity of animals could be quantified via the optomotor response (OMR), for example, and the luminous efficiency function (the range of visible light) should largely rely on the repertoire and expression of light-absorbing proteins in the retina, i.e., the opsins.

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The tropical Celebes eel, , has a short migration between its spawning and growth habitats. Its spawning areas were hypothesized to be in Tomini Bay and the Celebes Sea after collecting their small leptocephali. However, there is no information about the silver eel oceanic spawning migration behavior of .

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While some old adults stay healthy and non-frail up to late in life, others experience multimorbidity and frailty often accompanied by a pro-inflammatory state. The underlying molecular mechanisms for those differences are still obscure. Here, we used gene expression analysis to understand the molecular underpinning between non-frail and frail individuals in old age.

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Soluble interleukin-2 receptor (sIL-2R) suppresses effector T-cells. Few studies have assessed serum sIL-2R in patients receiving immunotherapy. We evaluated the association between serum sIL-2R levels and the efficacy of anti-programmed cell death 1/ programmed death-ligand 1 (anti-PD-1/PD-L1) antibody combined with chemotherapy in non-small cell lung cancer (NSCLC) patients.

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Central nervous system (CNS) metastases and acquired resistance complicate the treatment of anaplastic lymphoma kinase (ALK) rearrangement-positive (ALK-p) advanced non-small cell lung cancer (NSCLC). Thus, this review aimed to provide a comprehensive overview of brain metastasis, acquired resistance, and prospects for overcoming these challenges. A network meta-analysis of relevant phase III randomized controlled trials was performed to compare the efficacies of multiple ALK inhibitors by drug and generation in overall patients with ALK-p untreated advanced NSCLC and a subgroup of patients with CNS metastases.

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Homeostasis is achieved by balancing cell survival and death. In cancer cells, especially those carrying driver mutations, the processes and signals that promote apoptosis are inhibited, facilitating the survival and proliferation of these dysregulated cells. Apoptosis induction is an important mechanism underlying the therapeutic efficacy of epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitors (TKIs) for EGFR-mutated non-small cell lung cancer (NSCLC).

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Active ingredients may be ingested through foods, and they can cause several interactions in the human body. Although drug-drug or drug-food interactions are evaluated before the approval of medicines, several functional food interactions are not well-documented because of the wide range of possible combinations of interactions. In this study, we examined the chemical reactions between hydroxycinnamic acids (HCAs), a group of polyphenols, and metal ions in artificial gastric juice or artificial intestinal fluid.

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Article Synopsis
  • Osimertinib is used to treat EGFR-mutant non-small cell lung cancer (NSCLC), but its effectiveness can be compromised as cancer cells develop resistance.
  • Researchers created five resistant cell lines from NSCLC cells to study the mechanisms behind this resistance, discovering various alterations in EGFR and KRAS signaling pathways.
  • The study found distinct resistance mechanisms, including reliance on different signaling pathways and mutations, which could guide the development of new treatment approaches for NSCLC.
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Background: Genomic profiling of tumors from cancer patients facilitates molecular-guided therapy. The turnaround time is one of important issues to deliver results timely for clinical decisions. The Ion Torrent™ Genexus™ Integrated Sequencer automates all next generation sequencing (NGS) workflows and delivers results within a day.

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Transposable elements (TEs) constitute a major threat to genome stability and are therefore typically silenced by epigenetic mechanisms. In response, some TEs have evolved counteracting systems to suppress epigenetic silencing. In the model plant Arabidopsis thaliana, two such anti-silencing systems have been identified and found to be mediated by the VANC DNA-binding proteins encoded by VANDAL transposons.

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  • Aggressive therapy-resistant acute myeloid leukemia (AML) shows a very poor prognosis, prompting research into its vulnerabilities.
  • Comprehensive analysis of high-risk human AML samples led to the identification of specific anti-apoptotic proteins and a mitosis regulator as key therapeutic targets.
  • A combination therapy targeting these vulnerabilities showed promising results, eliminating established AML in animal models and offering a potential precision-medicine approach for treatment.
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  • Cerebral small vessel disease (CSVD) leads to dementia and movement issues, with CARASIL being a hereditary form caused by a loss of function in the HTRA1 enzyme.
  • In CARASIL, the disease results in changes to blood vessels, such as thickening and abnormal structure, which reduces blood flow in the brain.
  • Treatment with candesartan was found to reduce the accumulation of specific proteins linked to vascular structure and improve blood flow, suggesting potential targets for future therapies.
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To date, there have been no head-to-head randomized controlled trials (RCTs) comparing the safety and efficacy of lorlatinib and alectinib in anaplastic lymphoma kinase (ALK) rearrangement-positive (ALK-p) ALK-inhibitor‒naïve advanced non-small cell lung cancer (NSCLC). We performed a network meta-analysis comparing six treatment arms (lorlatinib, brigatinib, alectinib, ceritinib, crizotinib, and platinum-based chemotherapy) in overall participants and in Asian and non-Asian subgroups. Primary endpoints were progression-free survival (PFS), overall survival (OS), and grade 3 or higher adverse events (G3-AEs).

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Background: Most patients treated with anaplastic lymphoma kinase (ALK)-tyrosine kinase inhibitors for ALK-positive non-small cell lung cancer (NSCLC) develop resistance, leading to metastasis, with progression to the central nervous system (CNS) being a primary concern. Although alectinib has better CNS penetration than crizotinib, patients treated with alectinib also develop CNS progression. CNS metastases more likely occurs during crizotinib treatment due to less blood-brain barrier (BBB) penetration capability than alectinib.

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Background/aim: The Renin-Angiotensin system (RAS) induces immunosuppression in the tumor microenvironment, and RAS inhibitors (RASi) improve the tumor immune microenvironment. We evaluated the impact of RASi on the efficacy anti-programmed cell death-1/Ligand-1 (anti-PD-1/PD-L1) antibodies.

Patients And Methods: This retrospective study analyzed non-small cell lung cancer (NSCLC) patients who received anti-PD-1/PD-L1 antibodies monotherapy as second- or later-line treatment.

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Improving therapeutic strategies for extensive-stage small cell lung cancer (ES-SCLC) remains a challenge. To date, no reports have directly compared the efficacy and safety of immune checkpoint inhibitors plus platinum-etoposide (ICIs+EP) with platinum-irinotecan (IP) or directly compared different ICIs+EP for previously untreated ES-SCLC. This study used a Bayesian approach for network meta-analysis to compare efficacy and safety between ICIs+EP and IP and between each pair of three ICIs+EP.

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The process of combining heterogeneous catalysts and direct current (DC) electric fields can achieve high catalytic activities, even under mild conditions (<500 K) with relatively low electrical energy consumption. Hydrogen production by steam reforming of methane, aromatics and alcohol, dehydrogenation of methylcyclohexane, dry reforming of methane, and ammonia synthesis are known to proceed at low temperatures in an electric field. In situ/operando analyses are conducted using IR, Raman, X-ray absorption fine structure, electrochemical impedance spectroscopy, and isotopic kinetic analyses to elucidate the reaction mechanism for these reactions at low temperatures.

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The efficacy and safety of immune checkpoint inhibitors (ICIs) in refractory or relapsed advanced non-small-cell lung cancer (NSCLC) have not yet been compared with those of ramucirumab (Ram) plus docetaxel (Doc). Furthermore, comprehensive comparisons between ICIs have not been conducted to date. In the current study, a Bayesian network meta-analysis of related phase III clinical trials was performed to compare the efficacy and safety of Ram+Doc, Niv, Atz, and Doc treatments in patient groups lacking the PD-L1 constraint.

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Article Synopsis
  • The study analyzed the impact of switching from the Therascreen to the Cobas EGFR test for patients with non-small cell lung cancer (NSCLC) who are treated with EGFR-TKIs, as Cobas is specifically approved for osimertinib use in cases with T790M mutations.
  • A total of 1,228 patients were included; Therascreen identified EGFR mutations in 35.9% of tested patients, while Cobas detected them in 39.3%, indicating no significant difference in overall detection rates.
  • Although both tests had similar overall detection rates for EGFR mutations, there were slight variations in the detection patterns of specific mutation subtypes between the
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The tyrosine kinase activity of epidermal growth factor receptors (EGFRs) plays critical roles in cell proliferation, regeneration, tumorigenesis, and anticancer resistance. Non-small-cell lung cancer patients who responded to EGFR-tyrosine kinase inhibitors (EGFR-TKIs) and obtained survival benefits had somatic EGFR mutations. EGFR-TKI-related adverse events (AEs) are usually tolerable and manageable, although serious AEs, including lung injury (specifically, interstitial lung disease (ILD), causing 58% of EGFR-TKI treatment-related deaths), occur infrequently.

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