1,720,989 research outputs found

    Overall survival with adjuvant pembrolizumab in renal cell carcinoma — the shock of the lightning

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    In the KEYNOTE-564 trial, patients with resected clear cell renal cell carcinoma at a high risk of relapse experienced disease-free survival and especially overall survival benefits following treatment with pembrolizumab, which in turn was established as the novel standard adjuvant therapy for these patients. Accurate patient selection is crucial. Managing post-pembrolizumab recurrence is challenging owing to limited evidence for guiding therapeutic decisions based on clinical features

    Immune-based combinations for the treatment of metastatic renal cell carcinoma: a meta-analysis of randomised clinical trials

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    Background: Recent years have witnessed the advent of novel treatment options for metastatic renal cell carcinoma (mRCC), including combination therapies with immune checkpoint inhibitors. Herein, we conducted an up-to-date and comprehensive meta analysis including recently published data of phase III clinical trials evaluating immune based combinations in mRCC. Methods: We retrieved all the relevant trials published from 15th June 2008 to 24th February 2021, evaluating immune-based combinations in treatment-naive mRCC through PubMed/ MEDLINE, Cochrane library, and EMBASE; additionally, proceedings of the main international oncological meetings were also searched for relevant abstracts. Outcomes of interest included overall survival (OS), progression-free survival (PFS), complete response (CR) rate, and overall response rate (ORR). Hazard ratios (HRs) and their 95% confidence intervals (CIs) for OS and PFS, and odds ratios (ORs) and 95% CIs for CR rate and ORR, were extracted. Results: Overall, 6 phase III studies involving 5175 treatment-naive mRCC patients were available for the meta-analysis (immune-based combinations, n = 2576; sunitinib, n = 2597). According to our results, the use of immune-based combinations decreased the risk of death by 26% (HR 0.74, 95% CI 0.67-0.81, P < 0.001); similarly, a PFS benefit was observed (HR 0.68, 95% CI 0.54-0.85, P = 0.001). In addition, immune-based combinations showed better CR rate and ORR, with ORs of 3.04 (95% CI 2.31-3.99, P = 0.001) and 2.53 (95% CI 1.77-3.62, P < 0.03), respectively. Conclusions: The results of our meta-analysis confirm the clinical benefit provided by immunotherapy combinations, with CR rate more than tripled in mRCCs receiving immune-based combinations. Further studies in real-world setting are warranted to validate the findings of our meta-analysis, the most updated to systematically evaluate immune-based combinations in mRCC. 2021 Elsevier Ltd. All rights reserved

    Current androgen receptor antagonists under investigation for resistant prostate cancer: progress and challenges

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    Introduction: Prostate cancer represents a significant oncological challenge, with its natural history predominantly driven by androgen receptor (AR) signaling. The pivotal role of this pathway underscores the rationale for targeting AR activity in therapeutic strategies. However, the development of resistance mechanisms has highlighted the need for advanced therapies to address the complexity of the castration-resistant status. Areas covered: We analyzed the evolving role of second-generation androgen receptor signaling inhibitors (ARSIs) in the management of non-metastatic and metastatic castration-resistant prostate cancer, we critically examine emerging combination strategies involving ARSIs, novel agents targeting resistance pathways, and the mechanisms underlying treatment resistance. The review also provides insights into future directions for enhancing outcomes. PubMed literature research using keywords related to castration-resistant prostate cancer and its treatments was performed, including the most relevant trials and reviews. Expert opinion: ARSIs have revolutionized the management of prostate cancer, providing substantial clinical benefits and representing the cornerstone of current treatment paradigms. However, key challenges remain, including determining optimal treatment sequencing, overcoming resistance mechanisms, and tailoring therapies to specific molecular subtypes. Biomarker-driven approaches are critical for refining patient selection and improving therapeutic outcomes. Ongoing trials investigating novel hormonal-axis-directed agents and innovative combination therapies aim to expand the arsenal of effective treatment

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed
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