High RSF1 protein expression is an independent prognostic feature in prostate cancer
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High RSF1 protein expression is an independent prognostic feature in prostate cancer. / Höflmayer, Doris; Hamuda, Moslim; Schroeder, Cornelia; Hube-Magg, Claudia; Simon, Ronald; Göbel, Cosima; Hinsch, Andrea; Weidemann, Sören; Möller, Katharina; Izbicki, Jacob R; Jacobsen, Frank; Mandelkow, Tim; Blessin, Niclas C; Lutz, Florian; Viehweger, Florian; Sauter, Guido; Burandt, Eike; Lebok, Patrick; Lennartz, Maximillian; Fraune, Christoph; Minner, Sarah; Bonk, Sarah; Huland, Hartwig; Graefen, Markus; Schlomm, Thorsten; Büscheck, Franziska.
In: ACTA ONCOL, Vol. 59, No. 3, 03.2020, p. 268-273.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - High RSF1 protein expression is an independent prognostic feature in prostate cancer
AU - Höflmayer, Doris
AU - Hamuda, Moslim
AU - Schroeder, Cornelia
AU - Hube-Magg, Claudia
AU - Simon, Ronald
AU - Göbel, Cosima
AU - Hinsch, Andrea
AU - Weidemann, Sören
AU - Möller, Katharina
AU - Izbicki, Jacob R
AU - Jacobsen, Frank
AU - Mandelkow, Tim
AU - Blessin, Niclas C
AU - Lutz, Florian
AU - Viehweger, Florian
AU - Sauter, Guido
AU - Burandt, Eike
AU - Lebok, Patrick
AU - Lennartz, Maximillian
AU - Fraune, Christoph
AU - Minner, Sarah
AU - Bonk, Sarah
AU - Huland, Hartwig
AU - Graefen, Markus
AU - Schlomm, Thorsten
AU - Büscheck, Franziska
PY - 2020/3
Y1 - 2020/3
N2 - Background: Remodelling and spacing factor 1 (RSF1) is involved in the regulation of chromatin remodelling and represents a potential therapeutic target. High RSF1 expression has been linked to adverse tumour features in many cancer types, but its role in prostate cancer is uncertain.Methods: In this study, RSF1 expression was analysed by immunohistochemistry on a tissue microarray with 17,747 prostate cancers.Results: Nuclear RSF1 staining of 16,456 interpetable cancers was considered strong, moderate, weak and negative in 25.2%, 48.7%, 5.3% and 20.8% of cancers respectively. Positive RSF1 expression was associated with advanced tumour stage, high Gleason grade, lymph node metastasis (p < .0001 each), early biochemical recurrence (p < .0003) and more frequent in the ERG positive than in the ERG negative subset (88% versus 71%; p < .0001). Subset analysis revealed, that associations between RSF1 expression and unfavourable tumour phenotype and PSA recurrence were present in both subgroups but stronger in the ERG negative than in the ERG positive subset. The univariate Cox proportional hazard ratio for PSA recurrence-free survival for strong versus negative RSF1 expression was a weak 1.60 compared with 5.91 for the biopsy Gleason grade ≥4 + 4 versus ≤3 + 3. The positive association of RSF1 protein detection with deletion of 3p13, 10q23 (PTEN), 12p13, 16q23, and 17p13 (p < .0001 each) suggest a role of high RSF1 expression in the development of genomic instability.Conclusion: In summary, the results of our study identify RSF1 as an independent prognostic marker in prostate cancer with a particularly strong role in ERG negative cases.
AB - Background: Remodelling and spacing factor 1 (RSF1) is involved in the regulation of chromatin remodelling and represents a potential therapeutic target. High RSF1 expression has been linked to adverse tumour features in many cancer types, but its role in prostate cancer is uncertain.Methods: In this study, RSF1 expression was analysed by immunohistochemistry on a tissue microarray with 17,747 prostate cancers.Results: Nuclear RSF1 staining of 16,456 interpetable cancers was considered strong, moderate, weak and negative in 25.2%, 48.7%, 5.3% and 20.8% of cancers respectively. Positive RSF1 expression was associated with advanced tumour stage, high Gleason grade, lymph node metastasis (p < .0001 each), early biochemical recurrence (p < .0003) and more frequent in the ERG positive than in the ERG negative subset (88% versus 71%; p < .0001). Subset analysis revealed, that associations between RSF1 expression and unfavourable tumour phenotype and PSA recurrence were present in both subgroups but stronger in the ERG negative than in the ERG positive subset. The univariate Cox proportional hazard ratio for PSA recurrence-free survival for strong versus negative RSF1 expression was a weak 1.60 compared with 5.91 for the biopsy Gleason grade ≥4 + 4 versus ≤3 + 3. The positive association of RSF1 protein detection with deletion of 3p13, 10q23 (PTEN), 12p13, 16q23, and 17p13 (p < .0001 each) suggest a role of high RSF1 expression in the development of genomic instability.Conclusion: In summary, the results of our study identify RSF1 as an independent prognostic marker in prostate cancer with a particularly strong role in ERG negative cases.
U2 - 10.1080/0284186X.2019.1686537
DO - 10.1080/0284186X.2019.1686537
M3 - SCORING: Journal article
C2 - 31687881
VL - 59
SP - 268
EP - 273
JO - ACTA ONCOL
JF - ACTA ONCOL
SN - 0284-186X
IS - 3
ER -