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  • Open Access

    ARTICLE

    Urodynamic de-obstruction and symptom improvement after thulium laser vaporization (ThuVAP): evidence from a prospective paired study

    Simone Tammaro1, Francesco Di Fiore2, Felice Crocetto3, Celeste Manfredi1,*, Claudia Collà Ruvolo3, Gianluigi Califano3, Biagio Barone4, Davide Arcaniolo1, Lorenzo Spirito1, Francesco Paolo Calace2, Pasquale Reccia2, Ferdinando Fusco1, Marco De Sio1, Raffaele Balsamo2

    Canadian Journal of Urology, Vol.33, No.2, pp. 249-259, 2026, DOI:10.32604/cju.2025.072617 - 20 April 2026

    Abstract Background: Thulium laser vaporization of the prostate (ThuVAP) is an established treatment for benign prostatic obstruction, but its impact on urodynamic parameters remains poorly defined. This study aimed to quantify the de-obstructive efficacy of ThuVAP through pre- and postoperative urodynamic comparisons and to assess the relationship between urodynamic improvement and symptom relief. Methods: In a prospective single-center cohort (June 2022–June 2024), men with urodynamically confirmed obstruction underwent standardized ThuVAP with a 200-W thulium:YAG system. Baseline and 6-month invasive urodynamics and 12-month clinical follow-up were performed. The primary endpoint was the change in the bladder outlet… More >

  • Open Access

    ARTICLE

    Virtual basket mode in HoLEP: reduced early dysuria and faster continence recovery without loss of efficacy

    Serkan Özcan1,*, Mertcan Dama2, Enis Mert Yorulmaz1, Osman Köse1, Sacit Nuri Görgel1, Yiğit Akın1

    Canadian Journal of Urology, Vol.33, No.2, pp. 377-386, 2026, DOI:10.32604/cju.2025.072282 - 20 April 2026

    Abstract Objectives: Holmium laser enucleation of the prostate (HoLEP) is an established treatment for benign prostatic hyperplasia (BPH), but early postoperative dysuria and incontinence remain common concerns. The Virtual Basket (VB) mode has been proposed to reduce tissue trauma. This study evaluated whether VB use improves early postoperative recovery without compromising HoLEP efficacy. Methods: We retrospectively analyzed 168 men who underwent HoLEP between September 2023 and September 2024. Patients were categorized into three groups according to laser settings: 100 W Standard (n = 65), 100 W VB (n = 49), and 80 W VB (n =… More >

  • Open Access

    REVIEW

    Association between periodontal disease and prostatic disease: a systematic review and meta-analysis of observational studies

    Qiang Li1, Lan Wu2, Yi Zhang1, Di Huang3, Song Ou-Yang1, Jia-Yu Yang3, Bing-Hui Li3,*, Xian-Tao Zeng1,3,4,5,*

    Canadian Journal of Urology, Vol.33, No.1, pp. 7-20, 2026, DOI:10.32604/cju.2026.076741 - 28 February 2026

    Abstract Objective: Current research highlights periodontal disease as a systemic inflammatory condition that may influence extra-oral diseases such as prostatic diseases, which prompted us to explore the potential association. To evaluate whether periodontal disease is associated with an increased risk of prostatic disease, including prostate cancer, benign prostatic hyperplasia (BPH), and prostatitis. Methods: A systematic search of observational studies concerning the relationship between periodontal disease and prostatic disease was performed in online databases PubMed, Embase, Web of Science, Scopus, CENTRAL, CNKI, and WanFang. Searches were conducted from database inception to 31 July 2025. Pooled hazard ratio… More >

  • Open Access

    HOW I DO IT

    Suprapubic transvesical adenoma resection of the prostate (STAR-P): step-by-step technique

    Christian Gozzi1, Bruno Bucca2,*, Orietta Dalpiaz3, Aldo Brassetti4, Luca Matteo Gobbi2, Greta Basile2, Miroslav Djordjevic5,6

    Canadian Journal of Urology, Vol.33, No.1, pp. 75-82, 2026, DOI:10.32604/cju.2025.068035 - 28 February 2026

    Abstract Overview: Surgical management of benign prostatic hyperplasia (BPH) has evolved significantly, incorporating various minimally invasive procedures aimed at reducing morbidity and optimizing patient outcomes. Despite advancements, transurethral approaches continue to pose risks such as urethral strictures and urinary incontinence due to mechanical and thermal stress. To address these limitations, the Suprapubic Transvesical Adenoma Resection of the Prostate (STAR-P) was developed, offering a direct suprapubic route that bypasses the urethra entirely. Recent studies have validated STAR-P as both feasible and safe, emphasizing advantages such as enhanced visualization of the urinary sphincter, minimized urethral trauma, effective hemostasis,… More >

  • Open Access

    CASE REPORT

    Feasibility of water vapor thermal therapy for treating lower urinary tract symptoms in men with localized prostate cancer on active surveillance: a case series

    Mustufa Babar1,*, Farooz Babar2, Noah Hawks-Ladds3, Justin Loloi4, Michael Ciatto5

    Canadian Journal of Urology, Vol.33, No.1, pp. 193-199, 2026, DOI:10.32604/cju.2025.066654 - 28 February 2026

    Abstract Background: Prostate cancer is a common malignancy, with many men on active surveillance for localized, low-risk disease also experiencing lower urinary tract symptoms (LUTS) from benign prostatic hyperplasia (BPH). Water Vapor Thermal Therapy (WVTT) is a minimally invasive BPH treatment, but its safety and efficacy in this setting are unclear. Case Description: We report three men with localized PCa on active surveillance who underwent WVTT for LUTS. Conclusions: WVTT appears safe and potentially effective in treating LUTS, especially in those with lower-risk disease and smaller prostate volumes. Further research is needed to confirm safety, efficacy, and More >

  • Open Access

    ARTICLE

    Interplay of Interleukin-1β and Curcumin on VEGF Expression in Breast Cancer Cells

    Norbert Nass1,2,*, Atanas Ignatov3, Thomas Kalinski1

    Oncology Research, Vol.34, No.3, 2026, DOI:10.32604/or.2025.072793 - 24 February 2026

    Abstract Objectives: Vascular endothelial growth factor (VEGF) regulates tumor vascularization in response to hypoxia and inflammatory signals. The polyphenol curcumin is supposed to interfere with inflammation-induced VEGF secretion and might therefore support anti-VEGF-based treatments. We aimed to investigate the interaction between curcumin and the inflammatory cytokine Interleukin-1β (IL-1β) for VEGF secretion in breast cancer cell lines representing major breast cancer subtypes. Methods: VEGF in cell cultures was detected by Western blot and enzyme-linked immunosorbent assay (ELISA). Kinase phosphorylation was investigated by Western blotting. Gene expressions were analyzed by correlation tests. VEGF was evaluated in a retrospective… More > Graphic Abstract

    Interplay of Interleukin-1<b>β</b> and Curcumin on VEGF Expression in Breast Cancer Cells

  • Open Access

    REVIEW

    Epigenomic and Metabolic Interplay in the Development of Metastatic Brain Tumors

    Vishal Rastogi1,#, Deepak Verma2,#, Saurabh Verma3, Prakash Haloi1, Shruti Kapoor4, Havagiray R. Chitme1, Nethaji Muniraj5,*, Priyanka Saroj1,*

    Oncology Research, Vol.34, No.3, 2026, DOI:10.32604/or.2026.072620 - 24 February 2026

    Abstract Metastatic brain tumors undergo profound metabolic–epigenetic reprogramming driven by the unique constraints of the brain microenvironment. Hypoxia-inducible factor-1α (HIF1α) enhances glycolytic flux, lactate accumulation, and histone lactylation, collectively supporting metastatic colonization and immune evasion. Key metabolites including acetyl-CoA, S-adenosylmethionine (SAM), α-ketoglutarate (α-KG), fumarate, and 2-hydroxyglutarate (2-HG)—directly modify chromatin states by regulating histone acetyltransferases, DNA/histone methyltransferases, and α-KG dependent dioxygenases such as Ten-Eleven Translocation (TET) enzymes and lysine demethylases (KDMs). These metabolic shifts result in aberrant DNA methylation, histone lysine residue at position 27 on Histone H3 (H3K27) trimethylation, and depletion of 5-hydroxymethylcytosine (5hmC), all of… More >

  • Open Access

    ARTICLE

    Optimizing RPL Routing Using Tabu Search to Improve Link Stability and Energy Consumption in IoT Networks

    Mehran Tarif1, Mohammadhossein Homaei2,*, Abbas Mirzaei3, Babak Nouri-Moghaddam3

    CMC-Computers, Materials & Continua, Vol.87, No.1, 2026, DOI:10.32604/cmc.2025.071676 - 10 February 2026

    Abstract The Routing Protocol for Low-power and Lossy Networks (RPL) is widely used in Internet of Things (IoT) systems, where devices usually have very limited resources. However, RPL still faces several problems, such as high energy usage, unstable links, and inefficient routing decisions, which reduce the overall network performance and lifetime. In this work, we introduce TABURPL, an improved routing method that applies Tabu Search (TS) to optimize the parent selection process. The method uses a combined cost function that considers Residual Energy, Transmission Energy, Distance to the Sink, Hop Count, Expected Transmission Count (ETX), and More >

  • Open Access

    ARTICLE

    Post-Norwood Extracorporeal Membrane Oxygenation—The Complex Interplay of Cardiopulmonary Bypass and Myocardial Ischemic Time

    Ryan G. McQueen1, Paulina M. Gutkin2, George M. Hoffman3, Ronald K. Woods4,*

    Congenital Heart Disease, Vol.20, No.6, pp. 683-692, 2025, DOI:10.32604/chd.2025.075838 - 10 February 2026

    Abstract Objective: The objective of this study was to understand intraoperative risk factors for post-Norwood extracorporeal membrane oxygenation (ECMO) in patients with hypoplastic left heart syndrome (HLHS). Methods: We conducted a retrospective, single-institution review of all patients with HLHS who underwent a Norwood procedure (nadir cardiopulmonary bypass temperature ≤ 22°C) over a 12-year period with quantitative and qualitative analysis. Results: Of 102 Norwood patients, 14 (13.7%) required ECMO. ECMO patients had longer median cardiopulmonary bypass (CPB) times (276 vs. 172 min, p < 0.001) and myocardial ischemic times (98.5 vs 83 min, p = 0.021). Longer CPB time was More >

  • Open Access

    REVIEW

    Endothelial and Mitochondrial Dysfunction in COPD Pathophysiology: Focus on Homocysteine–L-Carnitine Interplay

    Eduard Belskikh1,*, Yuliya Marsyanova2, Denis Melnikov3, Oleg Uryasev1, Valentina Zvyagina2

    BIOCELL, Vol.49, No.11, pp. 2093-2123, 2025, DOI:10.32604/biocell.2025.069272 - 24 November 2025

    Abstract Elevated homocysteine is a clinically relevant metabolic signal in chronic obstructive pulmonary disease (COPD). Higher circulating levels track with oxidative stress, endothelial dysfunction, mitochondrial impairment, and pulmonary vascular remodeling, rise with disease severity, and may contribute to the excess cardiovascular risk—although effect sizes and causality remain uncertain. This review centers on the homocysteine–carnitine relationship in COPD pathophysiology. Carnitine deficiency, prevalent in COPD, can worsen mitochondrial bioenergetics, promote accumulation of acyl intermediates, and reduce nitric oxide bioavailability via endothelial nitric oxide synthase uncoupling (eNOS). Conversely, restoring carnitine status in experimental and early clinical settings has been… More >

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