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Baboudjian M, Peyrottes A, Dariane C, Fromont G, Denis JA, Fiard G, Kassab D, Ladoire S, Lehmann-Che J, Ploussard G, Rouprêt M, Barthélémy P, Roubaud G, Lamy PJ. Circulating Biomarkers Predictive of Treatment Response in Patients with Hormone-sensitive or Castration-resistant Metastatic Prostate Cancer: A Systematic Review. Eur Urol Oncol 2024:S2588-9311(24)00132-9. [PMID: 38824003 DOI: 10.1016/j.euo.2024.05.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2024] [Revised: 04/26/2024] [Accepted: 05/09/2024] [Indexed: 06/03/2024]
Abstract
BACKGROUND AND OBJECTIVE Metastatic prostate cancer (mPCa) harbors genomic alterations that may predict targeted therapy efficacy. These alterations can be identified not only in tissue but also directly in biologic fluids (ie, liquid biopsies), mainly blood. Liquid biopsies may represent a safer and less invasive alternative for monitoring patients treated for mPCa. Current research focuses on the description and validation of novel predictive biomarkers to improve precision medicine in mPCa. Our aim was to systematically review the current evidence on liquid biopsy biomarkers for predicting treatment response in mPCa. METHODS We systematically searched Medline, Web of Science, and evidence-based websites for publications on circulating biomarkers in mPCa between March 2013 and February 2024 for review. Endpoints were: prediction of overall survival, biochemical or radiographic progression-free survival after treatment (chemotherapy, androgen deprivation therapy, androgen receptor pathway inhibitors [ARPIs], immunotherapy, or PARP inhibitors [PARPIs]). For each biomarker, the level of evidence (LOE) for clinical validity was attributed: LOE IA and IB, high level of evidence; LOE IIB and IIC, intermediate level; and LOE IIIC and LOE IV-VD, weak level. KEY FINDINGS AND LIMITATIONS The predictive value of each biomarker for the response to several therapies was evaluated in both metastatic hormone-sensitive (mHSPC) and castration-resistant prostate cancer (mCRPC). In patients with mCRPC, BRCA1/2 or ATM mutations predicted response to ARPIs (LOE IB) and PARPIs (LOE IIB), while AR-V7 transcripts or AR-V7 protein levels in circulating tumor cells (CTCs) predicted response to ARPIs and taxanes (LOE IB). CTC quantification predicted response to cabazitaxel, abiraterone, and radium-223 (LOE IIB), while TP53 alterations predicted response to 177Lu prostate-specific membrane antigen radioligand treatment (LOE IIB). AR copy number in circulating tumor DNA before the first treatment line and before subsequent lines predicted response to docetaxel, cabazitaxel, and ARPIs (LOE IIB). In mHSPC, DNA damage in lymphocytes was predictive of the response to radium-223 (LOE IIB). CONCLUSIONS AND CLINICAL IMPLICATIONS BRCA1/2, ATM, and AR alterations detected in liquid biopsies may help clinicians in management of patients with mPCa. The other circulating biomarkers did not reach the LOE required for routine clinical use and should be validated in prospective independent studies. PATIENT SUMMARY We reviewed studies assessing the value of biomarkers in blood or urine for management of metastatic prostate cancer. The evidence indicates that some biomarkers could help in selecting patients eligible for specific treatments.
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Affiliation(s)
- Michael Baboudjian
- Department of Urology, North Academic Hospital, AP-HM, Marseille, France
| | - Arthur Peyrottes
- Service d'Urologie et de Transplantation Rénale, Hôpital Saint-Louis, AP-HP, Université de Paris, Paris, France
| | - Charles Dariane
- Department of Urology, European Hospital Georges-Pompidou, University Paris Cité, Paris, France; UMR-S1151, CNRS UMR-S8253 Institut Necker Enfants Malades, Paris, France
| | - Gaëlle Fromont
- INSERM UMR1069, Nutrition Croissance et Cancer, University of Tours, Tours, France; Department of Pathology, CHRU de Tours, Tours, France
| | - Jérôme Alexandre Denis
- INSERM UMR_S938, CRSA, Biologie et Thérapeutiques du Cancer, Saint-Antoine University Hospital, Sorbonne Université, Paris, France; Service de Biochimie Endocrinienne et Oncologique, Oncobiologie Cellulaire et Moléculaire, GH Pitié-Salpêtrière, AP-HP, Paris, France
| | - Gaëlle Fiard
- Department of Urology, CHU Grenoble Alpes, University of Grenoble Alpes CNRS, Grenoble INP, TIMC, Grenoble, France
| | | | - Sylvain Ladoire
- Department of Medical Oncology, Platform of Transfer in Biological Oncology, Georges François Leclerc Cancer Center, Dijon, France; University of Burgundy-Franche Comté, Dijon, France; INSERM U1231, Dijon, France
| | - Jacqueline Lehmann-Che
- INSERM U976, Immunologie Humaine, Pathophysiologie, Immunothérapie, Université Paris Cité, Paris, France; UF Oncologie Moléculaire, Hôpital Saint-Louis, AP-HP, Paris, France
| | - Guillaume Ploussard
- Department of Urology, La Croix du Sud Hospital, Quint-Fonsegrives, France; Department of Urology, Institut Universitaire du Cancer Toulouse-Oncopole, Toulouse, France
| | - Morgan Rouprêt
- Department of Urology, University Hospital Pitié-Salpêtrière, Paris, France; Faculty of Medicine, Sorbonne University, Paris, France
| | - Philippe Barthélémy
- Medical Oncology Department, Institut de Cancérologie Strasbourg Europe, Strasbourg, France
| | - Guilhem Roubaud
- Department of Medical Oncology, Institut Bergonié, Bordeaux, France
| | - Pierre-Jean Lamy
- Biopathologie et Génétique des Cancers, Institut Médical d'Analyse Génomique, Imagenome, Inovie, Montpellier, France; Unité de Recherche Clinique, Clinique Beausoleil, Montpellier, France.
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Mehralivand S, Thomas C, Puhr M, Claessens F, van de Merbel AF, Dubrovska A, Jenster G, Bernemann C, Sommer U, Erb HHH. New advances of the androgen receptor in prostate cancer: report from the 1st International Androgen Receptor Symposium. J Transl Med 2024; 22:71. [PMID: 38238739 PMCID: PMC10795409 DOI: 10.1186/s12967-024-04878-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2023] [Accepted: 01/10/2024] [Indexed: 01/22/2024] Open
Abstract
The androgen receptor (AR) is a crucial player in various aspects of male reproduction and has been associated with the development and progression of prostate cancer (PCa). Therefore, the protein is the linchpin of current PCa therapies. Despite great research efforts, the AR signaling pathway has still not been deciphered, and the emergence of resistance is still the biggest problem in PCa treatment. To discuss the latest developments in AR research, the "1st International Androgen Receptor Symposium" offered a forum for the exchange of clinical and scientific innovations around the role of the AR in prostate cancer (PCa) and to stimulate new collaborative interactions among leading scientists from basic, translational, and clinical research. The symposium included three sessions covering preclinical studies, prognostic and diagnostic biomarkers, and ongoing prostate cancer clinical trials. In addition, a panel discussion about the future direction of androgen deprivation therapy and anti-AR therapy in PCa was conducted. Therefore, the newest insights and developments in therapeutic strategies and biomarkers are discussed in this report.
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Affiliation(s)
- Sherif Mehralivand
- Department of Urology, Faculty of Medicine, University Hospital Carl Gustav Carus, Technische Universität Dresden, Fetscherstraße 74, 01307, Dresden, Germany
| | - Christian Thomas
- Department of Urology, Faculty of Medicine, University Hospital Carl Gustav Carus, Technische Universität Dresden, Fetscherstraße 74, 01307, Dresden, Germany
| | - Martin Puhr
- Department of Urology, Medical University of Innsbruck, Innsbruck, Austria
| | - Frank Claessens
- Molecular Endocrinology Laboratory, Department of Cellular and Molecular Medicine, KU Leuven, Leuven, Belgium
| | | | - Anna Dubrovska
- OncoRay-National Center for Radiation Research in Oncology, Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden and Helmholtz-Zentrum Dresden-Rossendorf, Dresden, Germany
- Institute of Radiooncology-OncoRay, Helmholtz-Zentrum Dresden-Rossendorf, Dresden, Germany
- National Center for Tumor Diseases (NCT), Dresden, Germany
- German Cancer Research Center (DKFZ), Heidelberg, Germany
- Faculty of Medicine, University Hospital Carl Gustav Carus, Technische Universität Dresden, Dresden, Germany
- Helmholtz-Zentrum Dresden-Rossendorf (HZDR), Dresden, Germany
- German Cancer Consortium (DKTK), Partner Site Dresden and German Cancer Research Center (DKFZ), Heidelberg, Germany
| | - Guido Jenster
- Department of Urology, Erasmus MC Cancer Institute, University Medical Center, Rotterdam, The Netherlands
| | | | - Ulrich Sommer
- Institut für Pathologie, Medical Faculty, University Hospital Carl Gustav Carus, Technische Universität Dresden, Dresden, Germany
| | - Holger H H Erb
- Department of Urology, Faculty of Medicine, University Hospital Carl Gustav Carus, Technische Universität Dresden, Fetscherstraße 74, 01307, Dresden, Germany.
- German Cancer Consortium (DKTK), Partner Site Dresden and German Cancer Research Center (DKFZ), Heidelberg, Germany.
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Khan T, Becker TM, Scott KF, Descallar J, de Souza P, Chua W, Ma Y. Prognostic and Predictive Value of Liquid Biopsy-Derived Androgen Receptor Variant 7 (AR-V7) in Prostate Cancer: A Systematic Review and Meta-Analysis. Front Oncol 2022; 12:868031. [PMID: 35372002 PMCID: PMC8971301 DOI: 10.3389/fonc.2022.868031] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2022] [Accepted: 02/21/2022] [Indexed: 12/21/2022] Open
Abstract
In advanced prostate cancer, access to recent diagnostic tissue samples is restricted and this affects the analysis of the association of evolving biomarkers such as AR-V7 with metastatic castrate resistance. Liquid biopsies are emerging as alternative analytes. To clarify clinical value of AR-V7 detection from liquid biopsies, here we performed a meta-analysis on the prognostic and predictive value of androgen receptor variant 7 (AR-V7) detected from liquid biopsy for patients with prostate cancer (PC), three databases, the Embase, Medline, and Scopus were searched up to September 2021. A total of 37 studies were included. The effects of liquid biopsy AR-V7 status on overall survival (OS), radiographic progression-free survival (PFS), and prostate-specific antigen (PSA)-PFS were calculated with RevMan 5.3 software. AR-V7 positivity detected in liquid biopsy significantly associates with worse OS, PFS, and PSA-PFS (P <0.00001). A subgroup analysis of patients treated with androgen receptor signaling inhibitors (ARSi such as abiraterone and enzalutamide) showed a significant association of AR-V7 positivity with poorer OS, PFS, and PSA-PFS. A statistically significant association with OS was also found in taxane-treated patients (P = 0.04), but not for PFS (P = 0.21) or PSA-PFS (P = 0.93). For AR-V7 positive patients, taxane treatment has better OS outcomes than ARSi (P = 0.01). Study quality, publication bias and sensitivity analysis were integrated in the assessment. Our data show that liquid biopsy AR-V7 is a clinically useful biomarker that is associated with poor outcomes of ARSi-treated castrate resistant PC (CRPC) patients and thus has the potential to guide patient management and also to stratify patients for clinical trials. More studies on chemotherapy-treated patients are warranted.
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Affiliation(s)
- Tanzila Khan
- School of Medicine, Western Sydney University, Campbelltown, NSW, Australia
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- Centre of Circulating Tumour Cell Diagnostics & Research, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
| | - Therese M. Becker
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- Centre of Circulating Tumour Cell Diagnostics & Research, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- South West Sydney Clinical School, University of New South Wales, Liverpool Hospital, Liverpool, NSW, Australia
| | - Kieran F. Scott
- School of Medicine, Western Sydney University, Campbelltown, NSW, Australia
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
| | - Joseph Descallar
- South West Sydney Clinical School, University of New South Wales, Liverpool Hospital, Liverpool, NSW, Australia
- Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
| | - Paul de Souza
- School of Medicine, Western Sydney University, Campbelltown, NSW, Australia
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- School of Medicine, University of New South Wales, Kensington, NSW, Australia
| | - Wei Chua
- School of Medicine, Western Sydney University, Campbelltown, NSW, Australia
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- South West Sydney Clinical School, University of New South Wales, Liverpool Hospital, Liverpool, NSW, Australia
- Medical Oncology, Liverpool Hospital, Liverpool, NSW, Australia
| | - Yafeng Ma
- Medical Oncology, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- Centre of Circulating Tumour Cell Diagnostics & Research, Ingham Institute of Applied Medical Research, Liverpool, NSW, Australia
- South West Sydney Clinical School, University of New South Wales, Liverpool Hospital, Liverpool, NSW, Australia
- *Correspondence: Yafeng Ma,
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Hadaschik B, Hellmis E. [Treatment of nonmetastatic CRPC : Androgen receptor inhibition as new treatment standard in nonmetastatic castration-resistant prostate cancer with high risk of metastasis]. Urologe A 2021; 60:753-759. [PMID: 33575824 PMCID: PMC8208922 DOI: 10.1007/s00120-021-01473-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/02/2021] [Indexed: 12/03/2022]
Abstract
In patients with nonmetastatic castration-resistant prostate cancer (nmCRPC or M0CRPC) at high risk of progression (defined as prostate-specific antigen [PSA] doubling time ≤ 10 months), new androgen receptor inhibitors (ARI) in combination with continued androgen deprivation therapy (ADT) are considered the new standard of care. Apalutamide, enzalutamide, and darolutamide have been approved on the basis of improved metastasis-free survival (MFS) in the respective large pivotal studies SPARTAN, PROSPER and ARAMIS and now, with a longer follow-up period, were able to show also a statistically significant and clinically relevant overall survival advantage compared to placebo plus ADT. The data available to date indicate that all three ARIs are comparably effective, accompanied by good tolerability. Moreover, the generally good quality of life of this patient population, who usually has no tumor-related symptoms, was maintained. Comparative head-to-head trials of the three approved substances are not available yet.
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Affiliation(s)
- Boris Hadaschik
- Urologische Universitätsklinik, Universitätsklinikum Essen, Hufelandstraße 55, 45147, Essen, Deutschland.
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Wang Z, Shen H, Ma N, Li Q, Mao Y, Wang C, Xie L. The Prognostic Value of Androgen Receptor Splice Variant 7 in Castration-Resistant Prostate Cancer Treated With Novel Hormonal Therapy or Chemotherapy: A Systematic Review and Meta-analysis. Front Oncol 2020; 10:572590. [PMID: 33425724 PMCID: PMC7793884 DOI: 10.3389/fonc.2020.572590] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/15/2020] [Accepted: 10/07/2020] [Indexed: 12/19/2022] Open
Abstract
Purpose This study aimed to evaluate the prognostic role of AR-V7 in terms of prostate-specific antigen (PSA) response, progression-free survival (PFS), and overall survival (OS) in CRPC patients treated with novel hormonal therapy (NHT) (Abiraterone and Enzalutamide) or taxane-based chemotherapy (Docetaxel and Cabazitaxel). Methods A comprehensive literature search was conducted on PubMed, Embase, and the Web of Science from inception to February 2020. Studies focusing on the prognostic values of AR-V7 in CRPC patients treated with NHT or chemotherapy were included in our meta-analysis. The OS and PFS were analyzed based on Hazard ratios (HRs) and 95% confidence intervals (CIs). Furthermore, Odds ratios (ORs) and 95% CIs were summarized for the AR-V7 conversion after treatment and the PSA response. Results The AR-V7 positive proportion increased significantly after NHT treatment (OR 2.56, 95% CI 1.51–4.32, P<0.001), however, it declined after chemotherapy (OR 0.51, 95% CI 0.28–0.93, P=0.003). AR-V7-positive patients showed a significantly decreased PSA response rate after NHT (OR 0.13, 95% CI 0.09–0.19, P<0.001) but not statistically significant for chemotherapy (OR 0.63, 95% CI 0.40-1.01, P=0.06). Notably, PFS (HR 3.56, 95% CI 2.53–5.01, P<0.001) and OS (HR 4.47, 95% CI 3.03–6.59, P<0.001) were worse in AR-V7-positive ttreated with NHT. Similarly, AR-V7 positivity correlated with poor prognosis after chemotherapy as evidenced by shorter OS (HR 1.98, 95% CI 1.48-2.66, P<0.001) and a significantly shorter PFS (HR 1.35, 95% CI 0.97-1.87, P=0.07). Conclusion NHT treatment increased AR-V7 positive proportion whereas chemotherapy decreased it. Moreover, AR-V7 positivity correlated with lower PSA response, poorer PFS, and OS in CRPC treated with NHT, and shorter OS in patients receiving chemotherapy.
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Affiliation(s)
- Zhize Wang
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Haixiang Shen
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Nieying Ma
- Key laboratory of Reproductive Genetic (Ministry of Education) and Department of Reproductive Endocrinology, Women's Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Qinchen Li
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Yeqing Mao
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Chaojun Wang
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
| | - Liping Xie
- Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China
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