Publikationen von 0000-0001-6238-3949
(ORCID: 0000-0001-6238-3949)

Wenning, Shirin, Gerken, Michael, Papathemelis, Thomas, Ortmann, Olaf , Franke, Bianca, Wittenberg, Ian, Walter, Christina, Schneider, Constanze, Sackmann, Andrea, Zeissig, Sylke Ruth, Reinwald, Fabian, Rath, Natalie, Weitmann, Kerstin, Müller-Nordhorn, Jacqueline, Herr, Caroline, Klinkhammer-Schalke, Monika, Marnitz, Simone und Sturm-Inwald, Elisabeth Christine (2026) Prognostic factors for lymph node infestation, long-term survival and recurrence rates in patients with vaginal cancer: a population-based study in Germany. Journal of Cancer Research and Clinical Oncology 152 (63).

Hansinger, Judith, Schoffer, Olaf, Völkel, Vinzenz , Gerken, Michael, Wimberger, Pauline, Bierbaum, Veronika, Bobeth, Christoph, Rößler, Martin, Dröge, Patrik, Ruhnke, Thomas, Günster, Christian, Kleihues-van Tol, Kees, Link, Theresa, Kast, Karin, Papathemelis, Thomas, Ortmann, Olaf , Schmitt, Jochen und Klinkhammer-Schalke, Monika (2025) Comparison of survival in ovarian cancer patients following treatment in certified gynecologic oncology centers and non-certified hospitals: a German retrospective cohort study (WiZen). Journal of Ovarian Research 18 (1).

Ortmann, Olaf , Roth, Rebecca, Klages, Birgit, Kowalski, Christoph, Bruns, Johannes, Wimberger, Pauline, Sehouli, Jalid, Beckmann, Matthias W. und Schüler-Toprak, Susanne (2025) Correlation of surgical volume in gynecological cancer centers with the quality of ovarian cancer care. Journal of Cancer Research and Clinical Oncology 151, S. 239.

Graf, Marion, Gerken, Michael, Klinkhammer-Schalke, Monika, Schrodi, Simone, Pauer, Armin, Geiss, Karla, Ortmann, Olaf und Sturm-Inwald, Elisabeth C. (2025) Clinical, therapeutic and prognostic differences between male and female patients with breast cancer—a comparison of 2510 men and 307,634 women in a registry-based study in Germany. Journal of Cancer Research and Clinical Oncology 151 (6).

Goerg, Alina, Piendl, Gerhard, Albert, Veruschka, Ortmann, Olaf , Wege, Anja Kathrin und Brockhoff, Gero (2025) Mdm2 targeting via PROteolysis TArgeting Chimeras (PROTAC) is efficient in p53 wildtype, p53-mutated, and abemaciclib-resistant estrogen receptor-positive cell lines and superior to mdm2 inhibition. BMC Cancer 25 (1).

Schweihofer, Verena, Bruss, Christina, Seitz, Stephan, Glehr, Gunther , Hetterich, Madeleine, Weber, Florian , Hatzipanagiotou, Maria Eleni , Fernández-Pacheco Álvarez, Miriam, Ortmann, Olaf , Brockhoff, Gero , Bauer, Richard J. und Wege, Anja Kathrin (2025) Breast cancer scoring based on a multiplexed profiling of soluble and cell-associated (immune) markers facilitates the prediction of pembrolizumab therapy. Cancer Cell International 25, S. 120.

Ortmann, Olaf , Schüler-Toprak, S., Kast, K., Fehm, T., Hahne, A., Huber, D., Kühnle, E., Mohr, K., Rhiem, K., Seitz, S. und Speiser, D. (2024) The risk of endocrine interventions in carriers of a genetic predisposition for breast and gynecologic cancers: recommendations of the German Consortium for Hereditary Breast and Ovarian Cancer. Journal of Cancer Research and Clinical Oncology 150 (9).

Albert, Veruschka, Bruss, Christina, Tümen, Deniz, Piendl, Gerhard, Weber, Florian , Dahl, Edgar, Seitz, Stephan, Ortmann, Olaf , Wege, Anja K. und Brockhoff, Gero (2024) HER4 Affects Sensitivity to Tamoxifen and Abemaciclib in Luminal Breast Cancer Cells and Restricts Tumor Growth in MCF-7-Based Humanized Tumor Mice. International Journal of Molecular Sciences 25 (13), S. 7475.

Papathemelis, Thomas, Ortmann, Olaf , Kohl, Cynthia, Neuser, Petra, Tol, Kees Kleihues-van, Klinkhammer-Schalke, Monika, Ugocsai, Peter, Walter, Christina Barbara, Rottmann, Miriam, Real, Catherine, Justenhoven, Christina, Robers, Gabriele, Schneider, Constanze, Gerken, Michael, Sackmann, Andrea und Kim-Wanner, Soo-Zin (2024) Treatment of endometrial cancer from 2000 to 2020 in Germany: a retrospective population based cohort study. Journal of Cancer Research and Clinical Oncology 150 (5).

Bruss, Christina, Albert, Veruschka, Seitz, Stephan, Blaimer, Stephanie , Kellner, Kerstin, Pohl, Fabian, Ortmann, Olaf , Brockhoff, Gero und Wege, Anja K. (2024) Neoadjuvant radiotherapy in ER+, HER2+, and triple-negative -specific breast cancer based humanized tumor mice enhances anti-PD-L1 treatment efficacy. Frontiers in Immunology 15.

Hatzipanagiotou, Maria Eleni , Pigerl, Miriam, Gerken, Michael, Räpple, Sophie, Zeltner, Verena, Hetterich, Madeleine, Ugocsai, Peter, Inwald, Elisabeth Christine, Klinkhammer-Schalke, Monika, Ortmann, Olaf und Seitz, Stephan (2024) Clinical impact of delaying initiation of adjuvant chemotherapy in patients with early triple negative breast cancer. Breast Cancer Research and Treatment 204, S. 607-615.

Hatzipanagiotou, Maria Eleni, Pigerl, Miriam, Gerken, Michael, Räpple, Sophie, Zeltner, Verena, Hetterich, Madeleine, Ugocsai, Peter, Fernandez-Pacheco, Miriam, Inwald, Elisabeth Christine, Klinkhammer-Schalke, Monika, Ortmann, Olaf und Seitz, Stephan (2023) Does timing of neoadjuvant chemotherapy influence the prognosis in patients with early triple negative breast cancer? Journal of Cancer Research and Clinical Oncology 149, S. 11941-11950.

Schüler-Toprak, Susanne , Skrzypczak, Maciej, Gründker, Carsten, Ortmann, Olaf und Treeck, Oliver (2023) Role of Estrogen Receptor β, G-Protein Coupled Estrogen Receptor and Estrogen-Related Receptors in Endometrial and Ovarian Cancer. Cancers 15 (10), S. 2845.

Bruss, Christina, Kellner, Kerstin, Albert, Veruschka, Hutchinson, James A. , Seitz, Stephan, Ortmann, Olaf , Brockhoff, Gero und Wege, Anja K. (2023) Immune Checkpoint Profiling in Humanized Breast Cancer Mice Revealed Cell-Specific LAG-3/PD-1/TIM-3 Co-Expression and Elevated PD-1/TIM-3 Secretion. Cancers 15 (9), S. 2615.

Weber, Florian , Schueler-Toprak, Susanne , Buechler, Christa , Ortmann, Olaf und Treeck, Oliver (2023) Chemerin and Chemokine-like Receptor 1 Expression in Ovarian Cancer Associates with Proteins Involved in Estrogen Signaling. Diagnostics 13 (5), S. 944.

Fernandez-Pacheco, Miriam , Gerken, Michael, Ortmann, Olaf , Ignatov, Atanas , Klinkhammer-Schalke, Monika, Hatzipanagiotou, Maria Eleni und Inwald, Elisabeth C. (2022) Impact of cavity shaving on residual tumor rates in patients with primary invasive carcinoma and carcinoma in situ in breast conserving surgery. Archives of Gynecology and Obstetrics.

Bruss, Christina, Kellner, Kerstin, Ortmann, Olaf , Seitz, Stephan, Brockhoff, Gero , Hutchinson, James A. und Wege, Anja Kathrin (2022) Advanced Immune Cell Profiling by Multiparameter Flow Cytometry in Humanized Patient-Derived Tumor Mice. Cancers 14 (9), S. 2214.

Ortmann, Olaf , Blohmer, J.-U., Sibert, N. T., Brucker, S., Janni, W., Wöckel, A., Scharl, A., Dieng, S., Ferencz, J., Inwald, E. C., Wesselmann, S., Kowalski, C., Denisjuk, E., Csorba, R., Rezek, D., Peschel, S., Denschlag, D., Schad, F., Dieterle, D., Lex, B., Rieger, L., Flock, F., Cramer, A., Strittmatter, H.-J., Bettscheider, J., Lindner, C., Stefek, A., Pauker, W., Hönig, A., Schrauder, M., Seeger, D., Kleine-Tebbe, A., Bleimehl, A., Groh, U., Gebauer, G., Vollert, H.-W., Zorr, A., Friedmann, W., Krabisch, P., Fritz, S., Schwämmle, A., Lucke, W., Schmatloch, S., Heyl, W., Deuschle, P., Arfsten, M., Scheler, P., Bleimehl, A., Ruf-Dördelmann, A., Brückner, B., Bauer, L., Koch, M., Monner, J., Nixdorf, A., Merte, A., Beldermann, F., Blohmer, J.-U., Janni, W., Felberbaum, R., De Wilde, R. L., Bolkenius, P., Lebrecht, A., Solomayer, E.-F., Hartmann, S. und Hartkopf, A. (2022) Current clinical practice and outcome of neoadjuvant chemotherapy for early breast cancer: analysis of individual data from 94,638 patients treated in 55 breast cancer centers. Journal of Cancer Research and Clinical Oncology.

Albert, Veruschka, Piendl, Gerhard, Yousseff, Dali, Lammert, Hedwig, Hummel, Michael, Ortmann, Olaf , Jagla, Wolfgang, Gaumann, Andreas, Wege, Anja K. und Brockhoff, Gero (2022) Protein kinase C targeting of luminal (T-47D), luminal/HER2-positive (BT474), and triple negative (HCC1806) breast cancer cells in-vitro with AEB071 (Sotrastaurin) is efficient but mediated by subtype specific molecular effects. Archives of Gynecology and Obstetrics.

Schüler-Toprak, Susanne , Ortmann, Olaf , Buechler, Christa und Treeck, Oliver (2022) The Complex Roles of Adipokines in Polycystic Ovary Syndrome and Endometriosis. Biomedicines 10 (10), S. 2503.

Wege, Anja Kathrin, Rom‐Jurek, Eva‐Maria, Jank, Paul, Denkert, Carsten, Ugocsai, Peter, Solbach, Christine, Blohmer, Jens‐Uwe, Sinn, Bruno, Mackelenbergh, Marion, Möbus, Volker, Trumpp, Andreas, Marangoni, Elisabetta, Pfarr, Nicole, Irlbeck, Christoph , Warfsmann, Jens, Polzer, Bernhard , Weber, Florian, Ortmann, Olaf , Loibl, Sibylle, Vladimirova, Valentina und Brockhoff, Gero (2021) mdm2 gene amplification is associated with luminal breast cancer progression in humanized PDX mice and a worse outcome of estrogen receptor positive disease. International Journal of Cancer 150, S. 1357-1372.

Gerthofer, Valeria, Scheiter, Alexander , Lüke, Florian , Keil, Felix , Utpatel, Kirsten , Pöhmerer, Laura-Maria-Giovanna, Seitz, Johannes, Niessen, Christoph, Ignatov, Atanas , Dietmaier, Wolfgang, Calvisi, Diego F., Evert, Matthias, Ortmann, Olaf und Seitz, Stephan (2021) STRN-ALK Fusion in a Case of Malignant Peritoneal Mesothelioma: Mixed Response to Crizotinib, Mode of Resistance, and Brigatinib Sequential Therapy. JCO Precision Oncology 2021 (5), S. 1507-1513.

Lindberg-Scharf, Patricia , Steinger, Brunhilde, Koller, Michael, Hofstädter, Andrea, Ortmann, Olaf , Kurz, Jan, Sasse, Jonathan und Klinkhammer-Schalke, Monika (2021) Long-term improvement of quality of life in patients with breast cancer: supporting patient-physician communication by an electronic tool for inpatient and outpatient care. Supportive Care in Cancer 29, S. 7865-7875.

Schüler-Toprak, Susanne , Weber, Florian, Skrzypczak, Maciej, Ortmann, Olaf und Treeck, Oliver (2021) Expression of estrogen-related receptors in ovarian cancer and impact on survival. Journal of Cancer Research and Clinical Oncology 147, S. 2555-2567.

Wege, Anja Kathrin , Dreyer, Tobias F., Teoman, Attila, Ortmann, Olaf , Brockhoff, Gero und Bronger, Holger (2021) CX3CL1 Overexpression Prevents the Formation of Lung Metastases in Trastuzumab-Treated MDA-MB-453-Based Humanized Tumor Mice (HTM). Cancers 2021 (13), S. 2459. (Eingereicht)

Huber, D., Seitz, S., Kast, K., Emons, G. und Ortmann, Olaf (2021) Hormone replacement therapy in BRCA mutation carriers and risk of ovarian, endometrial, and breast cancer: a systematic review. Journal of Cancer Research and Clinical Oncology 147, S. 2035-2045.

Ignatov, Tanja, Gaßner, Johannes, Bozukova, Mihaela, Ivros, Stylianos, Mészáros, József, Ortmann, Olaf , Eggemann, Holm und Ignatov, Atanas (2021) Contralateral lymph node metastases in patients with vulvar cancer and unilateral sentinel lymph node metastases. Acta Obstetricia et Gynecologica Scandinavica 100, S. 1520-1525.

Ortmann, Olaf , Beckermann, Maria J., Inwald, Elisabeth C., Strowitzki, Thomas, Windler, Eberhard und Tempfer, Clemens (2021) Addendum to: Peri- and postmenopause—diagnosis and interventions interdisciplinary S3 guideline of the association of the scientific medical societies in Germany (AWMF 015/062): short version. Archives of Gynecology and Obstetrics 303, S. 1377-1378.

Riedmeier, Maria, Skrzypczak, Maciej, Schüler-Toprak, Susanne , Ortmann, Olaf und Treeck, Oliver (2021) Icb-1 expression inhibits growth and fulvestrant response of breast cancer cells and affects survival of breast cancer patients. Archives of Gynecology and Obstetrics 304, S. 203-213. Volltext nicht vorhanden.

Babel, Maximilian, Mamilos, Andreas, Seitz, Stephan, Niedermair, Tanja, Weber, Florian, Anzeneder, Tobias, Ortmann, Olaf , Dietmaier, Wolfgang und Brochhausen, Christoph (2020) Compared DNA and RNA quality of breast cancer biobanking samples after long-term storage protocols in − 80 °C and liquid nitrogen. Scientific Reports 10, S. 14404.

Ortmann, Olaf (2020) Message from the Editor-in-Chief. Archives of Gynecology and Obstetrics 302, S. 537.

Wege, Anja K., Kirchhammer, Nicole, Kazandjian, Linda Veronique, Prassl, Sandra, Brandt, Michael, Piendl, Gerhard, Ortmann, Olaf , Fischer, Stephan und Brockhoff, Gero (2020) A novel rabbit derived anti-HER2 antibody with pronounced therapeutic effectiveness on HER2-positive breast cancer cells in vitro and in humanized tumor mice (HTM). Journal of Translational Medicine 18, S. 316.

Ortmann, Olaf, Huber, D., Seitz, S., Kast, K. und Emons, G. (2020) Use of fertility treatments in BRCA1/2 mutation carriers and risk for ovarian and breast cancer: a systematic review. Archives of Gynecology and Obstetrics 302, S. 715-720.

Ortmann, Olaf , Beckermann, Maria und Inwald, Elisabeth C. (2020) Peri- and postmenopause—diagnosis and interventions interdisciplinary S3 guideline of the association of the scientific medical societies in Germany (AWMF 015/062): short version. Archives of Gynecology and Obstetrics 302, S. 763-777.

Ortmann, Olaf , Torode, J., Schmiegel, W., Thomssen, C., Hakama, M., Basu, P., Ringborg, U. und Helbig, U. (2020) Knowledge transfer as a tool towards improvement of cancer care in low- and middle-income countries. 6th European Roundtable Meeting (ERTM), June 14th, 2019, Berlin, Germany. Journal of Cancer Research and Clinical Oncology 146, S. 1813-1818.

Ignatov, Atanas , Papathemelis, Thomas, Ivros, Stylianos, Ignatov, Tanja, Ortmann, Olaf und Eggemann, Holm (2020) Comparison of survival of patients with endometrial cancer undergoing sentinel node biopsy alone or systematic lymphadenectomy. Archives of Gynecology and Obstetrics 302, S. 995-1000. Volltext nicht vorhanden.

Ignatov, Atanas , Ivros, Stylianos, Bozukova, Mihaela, Papathemelis, Thomas, Ortmann, Olaf und Eggemann, Holm (2020) Systematic lymphadenectomy in early stage endometrial cancer. Archives of Gynecology and Obstetrics 302, S. 231-239. Volltext nicht vorhanden.

Huber, D., Seitz, S., Kast, K., Emons, G. und Ortmann, Olaf (2020) Use of oral contraceptives in BRCA mutation carriers and risk for ovarian and breast cancer: a systematic review. Archives of Gynecology and Obstetrics 301, S. 875-884. Volltext nicht vorhanden.

Papathemelis, Thomas , Scharl, Anton, Anapolski, Michael, Inwald, Elisabeth C., Ignatov, Atanas, Ortmann, Olaf , Gerken, Michael, Klinkhammer-Schalke, Monika und Scharl, Sophia (2020) Value of indocyanine green pelvic lymph node mapping in the surgical approach of cervical cancer. Archives of Gynecology and Obstetrics 301 (3), S. 787-792. Volltext nicht vorhanden.

Treeck, Oliver, Buechler, Christa und Ortmann, Olaf (2019) Chemerin and Cancer. International Journal of Molecular Sciences 20 (15), S. 3750.