PSCA expression is associated with favorable tumor features and reduced PSA recurrence in operated prostate cancer

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PSCA expression is associated with favorable tumor features and reduced PSA recurrence in operated prostate cancer. / Heinrich, Marie-Christine; Göbel, Cosima; Kluth, Martina; Bernreuther, Christian; Sauer, Charlotte; Schroeder, Cornelia; Möller-Koop, Christina; Hube-Magg, Claudia; Lebok, Patrick; Burandt, Eike; Sauter, Guido; Simon, Ronald; Huland, Hartwig; Graefen, Markus; Heinzer, Hans; Schlomm, Thorsten; Heumann, Asmus.

In: BMC CANCER, Vol. 18, No. 1, 31.05.2018, p. 612.

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@article{c53332d70deb48189d9f9532f8c504ab,
title = "PSCA expression is associated with favorable tumor features and reduced PSA recurrence in operated prostate cancer",
abstract = "BACKGROUND: Prostate Stem Cell Antigen (PSCA) is frequently expressed in prostate cancer but its exact function is unclear.METHODS: To clarify contradictory findings on the prognostic role of PSCA expression, a tissue microarray containing 13,665 prostate cancers was analyzed by immunohistochemistry.RESULTS: PSCA staining was absent in normal epithelial and stromal cells of the prostate. Membranous and cytoplasmic PSCA staining was seen in 53.7% of 9642 interpretable tumors. Staining was weak in 22.4%, moderate in 24.5% and strong in 6.8% of tumors. PSCA expression was associated with favorable pathological and clinical tumor features: Early pathological tumor stage (p < 0.0001), low Gleason grade (p < 0.0001), absence of lymph node metastasis (p < 0.0001), low pre-operative PSA level (p = 0.0118), negative surgical margin (p < 0.0001) and reduced PSA recurrence (p < 0.0001). PSCA expression was an independent predictor of prognosis in multivariate analysis (hazard ratio 0.84, p < 0.0001).CONCLUSIONS: The absence of statistical relationship to TMPRSS2:ERG fusion status, chromosomal deletion or high tumor cell proliferation argues against a major role of PSCA for regulation of cell cycle or genomic integrity. PSCA expression is linked to favorable prognosis. PSCA measurement is a candidate for inclusion in multi-parametric prognostic prostate cancer tests.",
keywords = "Journal Article",
author = "Marie-Christine Heinrich and Cosima G{\"o}bel and Martina Kluth and Christian Bernreuther and Charlotte Sauer and Cornelia Schroeder and Christina M{\"o}ller-Koop and Claudia Hube-Magg and Patrick Lebok and Eike Burandt and Guido Sauter and Ronald Simon and Hartwig Huland and Markus Graefen and Hans Heinzer and Thorsten Schlomm and Asmus Heumann",
year = "2018",
month = may,
day = "31",
doi = "10.1186/s12885-018-4547-7",
language = "English",
volume = "18",
pages = "612",
journal = "BMC CANCER",
issn = "1471-2407",
publisher = "BioMed Central Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - PSCA expression is associated with favorable tumor features and reduced PSA recurrence in operated prostate cancer

AU - Heinrich, Marie-Christine

AU - Göbel, Cosima

AU - Kluth, Martina

AU - Bernreuther, Christian

AU - Sauer, Charlotte

AU - Schroeder, Cornelia

AU - Möller-Koop, Christina

AU - Hube-Magg, Claudia

AU - Lebok, Patrick

AU - Burandt, Eike

AU - Sauter, Guido

AU - Simon, Ronald

AU - Huland, Hartwig

AU - Graefen, Markus

AU - Heinzer, Hans

AU - Schlomm, Thorsten

AU - Heumann, Asmus

PY - 2018/5/31

Y1 - 2018/5/31

N2 - BACKGROUND: Prostate Stem Cell Antigen (PSCA) is frequently expressed in prostate cancer but its exact function is unclear.METHODS: To clarify contradictory findings on the prognostic role of PSCA expression, a tissue microarray containing 13,665 prostate cancers was analyzed by immunohistochemistry.RESULTS: PSCA staining was absent in normal epithelial and stromal cells of the prostate. Membranous and cytoplasmic PSCA staining was seen in 53.7% of 9642 interpretable tumors. Staining was weak in 22.4%, moderate in 24.5% and strong in 6.8% of tumors. PSCA expression was associated with favorable pathological and clinical tumor features: Early pathological tumor stage (p < 0.0001), low Gleason grade (p < 0.0001), absence of lymph node metastasis (p < 0.0001), low pre-operative PSA level (p = 0.0118), negative surgical margin (p < 0.0001) and reduced PSA recurrence (p < 0.0001). PSCA expression was an independent predictor of prognosis in multivariate analysis (hazard ratio 0.84, p < 0.0001).CONCLUSIONS: The absence of statistical relationship to TMPRSS2:ERG fusion status, chromosomal deletion or high tumor cell proliferation argues against a major role of PSCA for regulation of cell cycle or genomic integrity. PSCA expression is linked to favorable prognosis. PSCA measurement is a candidate for inclusion in multi-parametric prognostic prostate cancer tests.

AB - BACKGROUND: Prostate Stem Cell Antigen (PSCA) is frequently expressed in prostate cancer but its exact function is unclear.METHODS: To clarify contradictory findings on the prognostic role of PSCA expression, a tissue microarray containing 13,665 prostate cancers was analyzed by immunohistochemistry.RESULTS: PSCA staining was absent in normal epithelial and stromal cells of the prostate. Membranous and cytoplasmic PSCA staining was seen in 53.7% of 9642 interpretable tumors. Staining was weak in 22.4%, moderate in 24.5% and strong in 6.8% of tumors. PSCA expression was associated with favorable pathological and clinical tumor features: Early pathological tumor stage (p < 0.0001), low Gleason grade (p < 0.0001), absence of lymph node metastasis (p < 0.0001), low pre-operative PSA level (p = 0.0118), negative surgical margin (p < 0.0001) and reduced PSA recurrence (p < 0.0001). PSCA expression was an independent predictor of prognosis in multivariate analysis (hazard ratio 0.84, p < 0.0001).CONCLUSIONS: The absence of statistical relationship to TMPRSS2:ERG fusion status, chromosomal deletion or high tumor cell proliferation argues against a major role of PSCA for regulation of cell cycle or genomic integrity. PSCA expression is linked to favorable prognosis. PSCA measurement is a candidate for inclusion in multi-parametric prognostic prostate cancer tests.

KW - Journal Article

U2 - 10.1186/s12885-018-4547-7

DO - 10.1186/s12885-018-4547-7

M3 - SCORING: Journal article

C2 - 29855276

VL - 18

SP - 612

JO - BMC CANCER

JF - BMC CANCER

SN - 1471-2407

IS - 1

ER -