{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,16]],"date-time":"2026-05-16T08:07:54Z","timestamp":1778918874951,"version":"3.51.4"},"reference-count":22,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2024,4,22]],"date-time":"2024-04-22T00:00:00Z","timestamp":1713744000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100006108","name":"National Center for Advancing Translational Sciences","doi-asserted-by":"publisher","award":["NC5R01CA249921"],"award-info":[{"award-number":["NC5R01CA249921"]}],"id":[{"id":"10.13039\/100006108","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["bjui-journals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["BJUI Compass"],"published-print":{"date-parts":[[2024,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>The objective of this study is to validate a hypothesis that a non\u2010invasive optical imaging assay targeting genomic VPAC receptors on malignant cells shed in voided urine will represent either benign prostatic hyperplasia (BPH) or prostatic cancer (PCa). Risk for BPH in men 50\u201370\u2009years old is 50\u201370% and PCa is 17%. BPH and PCa can coexist in 20% of men with BPH. Most commonly practiced methods to diagnose BPH do not distinguish BPH from PCa.<\/jats:p><\/jats:sec><jats:sec><jats:title>Patients (or Materials) and Methods<\/jats:title><jats:p>Males with BPH (<jats:italic>N<\/jats:italic>\u00a0=\u200997, 60.8\u00a0\u00b1\u00a06.3\u00a0years, prostate\u2010specific antigen 0.7\u00a0\u00b1\u00a00.4\u00a0ng\/mL) and without oncologic disease (<jats:italic>N<\/jats:italic>\u00a0=\u200935, 63.4\u00a0\u00b1\u00a05.8\u00a0years, prostate\u2010specific antigen\u2009&lt;\u00a01.5\u00a0ng\/mL) signed informed consent form and provided voided urine. Urine was cytocentrifuged, cells collected on glass slide, fixed, treated with VPAC specific fluorophore TP4303 (Kd 3.1\u00a0\u00d7\u200910<jats:sup>\u22128<\/jats:sup>M), washed, incubated with DAPI and observed using a fluorescence microscope. Cells with no VPAC did not fluoresce (BPH) and those with VPAC had red\u2010orange fluorescence (PCa). Real\u2010time polymerase chain reaction analyses for VPAC and NKX3.1 assay for cell origin were performed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Eighty\u2010seven subjects were negative for VPAC expression. Positive VPAC expression was noted in 10 subjects. Patient chart review for clinical data on these 10 VPAC positive subjects showed five had nephrolithiasis, three had renal cysts, one had prostatitis and one was being treated with finasteride. Real\u2010time polymerase chain reaction analysis\u2010VPAC expressions for 7 normal and 12 BPH subjects were 1.31\u2009\u00b1\u20091.26 and 0.94\u2009\u00b1\u20090.89, respectively (<jats:italic>P<\/jats:italic>\u00a0=\u20090.46). NKX3.1 showed cells of prostate origin for finasteride\u2010treated patient. Specificity for VPAC urine assay for excluding prostate cancer in this BPH cohort was 88.5%, positive predictive value 0.00% and negative predictive value 100%.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>VPAC assay may contribute extensively for BPH diagnosis and warrant continued investigation.<\/jats:p><\/jats:sec>","DOI":"10.1002\/bco2.362","type":"journal-article","created":{"date-parts":[[2024,4,22]],"date-time":"2024-04-22T14:35:45Z","timestamp":1713796545000},"page":"789-794","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Targeting genomic receptors in voided urine for confirmation of benign prostatic hyperplasia"],"prefix":"10.1002","volume":"5","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2409-039X","authenticated-orcid":false,"given":"Mathew","family":"Thakur","sequence":"first","affiliation":[{"name":"Department of Radiology, Urology, Radiation Oncology and S. Kimmel Cancer Center Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vivek S.","family":"Tomar","sequence":"additional","affiliation":[{"name":"Department of Radiology Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Emma","family":"Dale","sequence":"additional","affiliation":[{"name":"Department of Radiology Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Leonard G.","family":"Gomella","sequence":"additional","affiliation":[{"name":"Department of Urology and S. Kimmel Cancer Center Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Charalambos","family":"Solomides","sequence":"additional","affiliation":[{"name":"Department of Pathology and Genomic Medicine Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0009-0000-6634-2191","authenticated-orcid":false,"given":"Oleksandr","family":"Kolesnikov","sequence":"additional","affiliation":[{"name":"Department of Urology and S. Kimmel Cancer Center Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Scott W.","family":"Keith","sequence":"additional","affiliation":[{"name":"Division of Biostatistics and S. Kimmel Cancer Center Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hector T.","family":"Navarro","sequence":"additional","affiliation":[{"name":"Department of Radiology Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Olivia","family":"Dahlgren","sequence":"additional","affiliation":[{"name":"Department of Urology Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michael","family":"Chaga","sequence":"additional","affiliation":[{"name":"Department of Radiology Thomas Jefferson University  Philadelphia Pennsylvania USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Edouard J.","family":"Trabulsi","sequence":"additional","affiliation":[{"name":"Department of Urology Jefferson Einstein Medical Center and Thomas Jefferson University  Philadelphia 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