Publications by authors named "Kozuki T"

The first-in-human, Phase 1 Study 101 showed antitumor activity and a tolerable safety profile of farletuzumab ecteribulin in Japanese patients with platinum-resistant ovarian and non-small cell lung cancer. A pharmacometric assessment evaluated farletuzumab ecteribulin pharmacokinetics and exposure-response (E-R) relationships for efficacy and safety to support dose optimization. Patients received 0.

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Background: The efficacy and safety of sotorasib plus platinum-doublet chemotherapy in KRAS G12C-mutated non-squamous non-small cell lung cancer (non-Sq NSCLC) were previously reported with limited follow-up period.

Method: SCARLET was a single-arm phase II study of chemotherapy-naïve patients with KRAS G12C-mutated non-Sq NSCLC. Participants received sotorasib 960 mg daily plus four cycles of carboplatin (area under the curve, 5)/pemetrexed 500 mg/m, followed by sotorasib/pemetrexed until disease progression.

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Objectives: There is limited consensus on resectability criteria for Stage IIIA-N2 non-small cell lung cancer (NSCLC). We examined the patient characteristics, N2 status, treatment decisions, and clinical outcomes according to the treatment modality for Stage IIIA-N2 NSCLC in Japan.

Materials And Methods: Patients with Stage IIIA-N2 NSCLC in Japan were consecutively registered in the SOLUTION study between 2013 and 2014.

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Local failure of non-small cell lung cancer (NSCLC) treated with stereotactic body radiation therapy (SBRT) often occurs within 2 years and delayed local failure is uncommon. In the present study, features of late local failure (LLF; >2 years after SBRT) after SBRT were investigated and compared with those of early local failure (ELF; ≤2 years after SBRT) to explore whether these two local recurrence features have different prognostic implications. Patients who underwent SBRT for stage I-IIA NSCLC between July 2006 and March 2014 were retrospectively reviewed.

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Article Synopsis
  • SCLC has traditionally been viewed as a single entity, hindering advances in treatment; however, identifying genetic differences is key to improving patient outcomes.
  • A study analyzed over 1000 SCLC samples using genomic screening to identify five distinct genetic subgroups, which can respond differently to therapies, especially targeted treatments.
  • The findings indicate that while certain subgroups, like the NSCLC and MYC subgroups, have poorer survival rates with standard treatments, others may benefit from specialized therapies, highlighting the importance of personalized medicine in SCLC management.
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Purpose: Seizure-related homolog protein 6 (SEZ6) is a novel target expressed in small cell lung cancer (SCLC). ABBV-011, a SEZ6-targeted antibody conjugated to calicheamicin, was evaluated in a phase I study (NCT03639194) in patients with relapsed/refractory SCLC. We report initial outcomes of ABBV-011 monotherapy.

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Objectives: There are often discrepancies in the evaluation of disease activity between patients and physicians in systemic lupus erythematosus (SLE). In this study, we examined the factors that affect those evaluations.

Methods: Physician visual analogue scale (Ph-VAS), patient VAS (Pt-VAS), Systemic Lupus Erythematosus Disease Activity Index 2000 (SLEDAI-2k), glucocorticoid (GC) usage and dose, age, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index, and three patient-reported outcomes (SLE symptom checklist [SSC], short-form 36 questionnaire [SF-36], and LupusPRO) were obtained from a study performed in 2019 using 225 SLE outpatients of the Kyoto Lupus Cohort at Kyoto University Hospital.

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Background: Paclitaxel (PTX) is an essential cytotoxic anticancer agent and a standard treatment regimen component for various malignant tumors, including advanced unresectable non-small cell lung cancer, thymic cancer, and primary unknown cancers. However, chemotherapy-induced peripheral neuropathy (CIPN) caused by PTX is a significant adverse event that may lead to chemotherapy discontinuation and deterioration of the quality of life (QOL). Although treatment modalities such as goshajinkigan (GJG), pregabalin, and duloxetine are empirically utilized for CIPN, there is no established evidence for an agent as a preventive measure.

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Article Synopsis
  • A phase 3 trial evaluated the effectiveness of adding a CTLA-4 inhibitor to standard platinum-based chemotherapy and PD-1/PD-L1 inhibitors for patients with advanced non-small-cell lung cancer, as no prior studies had focused on this combination's survival benefits.
  • Conducted across 48 hospitals in Japan, the trial involved patients aged 20+ with untreated NSCLC, but had to stop recruitment early due to a concerning number of treatment-related deaths in the nivolumab-ipilimumab group.
  • The final results indicated no significant difference in overall survival between those receiving pembrolizumab and those receiving nivolumab-ipilimumab, with median survival rates of 23.7 months and 20.5
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Background: There is no established standard 3 line treatment for patients with advanced non-small cell lung cancer (NSCLC). Although cytotoxic chemotherapeutic agents that are not used as 1 or 2 line treatment are administrated as 3 line treatment, their anti-tumor efficacy is insufficient. Anti-programmed death ligand-1 (PD-L1)/programmed death-1 (PD1) treatment is more effective and less toxic than chemotherapy in anti-PD-L1/PD-1 treatment-naïve patients with NSCLC.

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  • This study examines the effects of perioperative therapies on treatment outcomes for Japanese patients with clinical stage III non-small cell lung cancer (NSCLC), analyzing data from the SOLUTION study involving 149 patients who started treatment between 2013-2014.
  • Results showed that patients who received surgery combined with perioperative therapy had significantly better overall survival (29.3 months vs. not reached) and 3-year survival rates (44.0% vs. 61.1%) compared to those who had surgery alone.
  • The analysis indicates that perioperative therapy is linked to improved overall survival, progression-free survival, and disease-free survival, suggesting its importance in enhancing treatment outcomes for NSCLC patients
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Background And Purpose: Spread-through air space (STAS) is an unfavorable factor in patients with lung cancer treated with surgery. However, the relationship between the treatment outcomes of stereotactic body radiation therapy (SBRT) for lung cancer and STAS has not been adequately investigated. This study aimed to evaluate the impact of tumor cells in the air space (TCIAS), which show a STAS burden, on treatment outcomes in patients with early-stage lung cancer treated with SBRT.

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  • The report focuses on long-term follow-up data from the REMORA study, which evaluated the safety and effectiveness of lenvatinib for treating thymic carcinoma, while also exploring how the relative dose intensity (RDI) may impact efficacy.
  • Conducted in Japan, 42 patients were given lenvatinib daily and the study measured overall survival (OS) along with RDI, revealing an updated median OS of 28.3 months and a 36-month OS rate of 35.7%.
  • Results indicated that patients with an RDI of 75% or higher had significantly better OS (38.5 months) compared to those with lower RDI (17.3 months), suggesting that maintaining a higher dose
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Tepotinib is a highly selective MET tyrosine kinase inhibitor (TKI) that has demonstrated robust and durable clinical activity in patients with MET exon 14 (METex14) skipping non-small-cell lung cancer (NSCLC). In the Phase II VISION study, patients received oral tepotinib 500 mg once daily. The primary endpoint was an objective response by an independent review committee (IRC) according to RECIST v1.

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Purpose: This study investigated the safety and efficacy of epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitor (TKI) re-administration after recovery from EGFR-TKI-induced interstitial lung disease (ILD).

Methods: This multicenter retrospective study collected data from consecutive advanced NSCLC patients who underwent EGFR-TKI re-administration after recovery from EGFR-TKI-induced ILD.

Results: Fifty-eight patients were registered.

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Purpose: E7389-LF is a liposomal formulation of eribulin that contributes to tumor vascular remodeling. The phase II part of this phase Ib/II study assessed the efficacy/safety of E7389-LF in combination with nivolumab in several disease cohorts; herein, we report results from the small cell lung cancer (SCLC) cohort.

Experimental Design: Patients with unresectable/measurable SCLC and disease progression with first-line platinum-based chemotherapy with/without an immune checkpoint inhibitor (ICI) were enrolled to receive E7389-LF 2.

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Article Synopsis
  • - The study investigates the effectiveness and safety of combining bevacizumab with chemotherapy and atezolizumab in advanced non-small cell lung cancer (NSCLC) patients, building on the existing standard treatment protocols.
  • - Conducted as a phase 3 randomized clinical trial at 37 hospitals in Japan, it enrolled patients with advanced nonsquamous NSCLC between January 2019 and August 2020, focusing on those without genetic driver alterations or who had prior treatment with tyrosine kinase inhibitors.
  • - The primary outcome measured was progression-free survival (PFS), assessed by independent reviewers, with a total of 412 patients enrolled in two treatment groups: one receiving the standard regimen and the other receiving the combination with bev
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Bronchoscopy is a common diagnostic procedure used to identify lung cancer. Specimens acquired through transbronchial biopsy are pivotal in the diagnosis and molecular characterization of this disease. The occurrence of benign mesothelial cells during a transbronchial biopsy (TBB) is relatively rare.

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Introduction: Necitumumab plus gemcitabine and cisplatin (GCN) is a standard therapy for patients with advanced lung squamous cell carcinoma (LSqCC). However, the efficacy and tolerability of GCN in second-line or later treatment for patients previously treated with immune checkpoint inhibitors (ICIs) remain unknown.

Methods: This multicenter, retrospective, cohort study assessed the efficacy and tolerability of GCN initiated between November 1, 2019 and March 31, 2022 as second-line to fourth-line treatment in patients with advanced LSqCC who had been pretreated with ICIs.

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Article Synopsis
  • * The objective was to assess if a learning program sharing treatment protocols for low-evidence biomarkers could align MTB recommendations and evaluate the effectiveness of an AI-based annotation system.
  • * The study involved 47 participants and 50 simulated cases, comparing treatment recommendation concordance before and after the learning program, with the aim to achieve high agreement levels post-learning.
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The present study investigated the differences between digital [18F]-Fluorodeoxyglucose (FDG) positron emission tomography [PET]/computed tomography [CT] (dPET/CT) and conventional PET/CT (cPET/CT) in delineating the clinical target volume (CTV) in patients with advanced lung cancer in the involved field radiation therapy (IFRT) era. Patients with advanced lung cancer were scanned using two dual-imaging protocols (dPET/CT and cPET/CT). Two virtual delineations contoured with reference to dPET/CT and cPET/CT images were created for each patient by five radiation oncologists.

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Article Synopsis
  • The KEYNOTE-407 trial established pembrolizumab plus platinum-based chemotherapy as the standard treatment for advanced squamous non-small-cell lung cancer (NSCLC), and this study will evaluate the drug ubenimex when combined with this regimen.
  • Conducted as a phase II clinical trial, patients will receive ubenimex along with pembrolizumab, nab-paclitaxel, and carboplatin, with a focus on establishing safety and efficacy through systematic dose escalation.
  • This trial represents the first investigation of ubenimex in this combination treatment, and its findings could inform future therapeutic approaches for patients with advanced squamous NSCLC.
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High-level MET amplification (METamp) is a primary driver in ∼1%-2% of non-small cell lung cancers (NSCLCs). Cohort B of the phase 2 VISION trial evaluates tepotinib, an oral MET inhibitor, in patients with advanced NSCLC with high-level METamp who were enrolled by liquid biopsy. While the study was halted before the enrollment of the planned 60 patients, the results of 24 enrolled patients are presented here.

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Purpose: Patritumab deruxtecan, or HER3-DXd, is an antibody-drug conjugate consisting of a fully human monoclonal antibody to human epidermal growth factor receptor 3 (HER3) attached to a topoisomerase I inhibitor payload via a stable tetrapeptide-based cleavable linker. We assessed the efficacy and safety of HER3-DXd in patients with epidermal growth factor receptor ()-mutated non-small-cell lung cancer (NSCLC).

Methods: This phase II study (ClinicalTrials.

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Background: Adding bevacizumab to first-generation epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitors (TKIs) prolonged the progression-free survival (PFS), but limited data are available for second-generation EGFR-TKIs. AfaBev-CS is a randomized, phase II trial comparing afatinib plus bevacizumab and afatinib alone as first-line treatment.

Patients And Methods: Untreated patients with non-squamous non-small cell lung cancer (NSCLC) harboring EGFR mutations (Del19 or L858R) were enrolled and randomly assigned to receive either afatinib (30 mg) plus bevacizumab (AfaBev group) or afatinib (40 mg) monotherapy (Afa group).

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