Personal information
Address: Steinbruchring 21, 95488 Eckersdorf, Germany
Telephone:+491759032438
Email: mpizon@simfo.de
Date of Birth: 23.06.1977
Place of Birth: Krasnystaw, Poland
Nationalities: Polish, German
Professional experience:
since May 2023 Head of Research,
Spezielle Immunologie Forschung + Entwicklung GmbH (simfo),
Bayreuth, Germany
2010 – 2023 Senior Scientist,
Spezielle Immunologie Forschung + Entwicklung GmbH (simfo),
Bayreuth, Germany
2001-2006Research assistant,
Department of Clinical Biochemistry, University Hospital for
Pediatrics, Jagiellonian University, Cracow, Poland
2001-2006 Medical Laboratory Scientist, Central Laboratory, Clinic for
Pediatric Hematology and Oncology, Cracow, Poland
Education and Qualifications
1996-2001 Master of Science in Medical Analytic,
Jagiellonian University, Cracow, Poland
2001-2005 PhD in medical Sciences,
Collegium Medicum, Jagiellonian University, Cracow, Poland
Thesis: The influence of environmental temperature on
concentration of selected satiety factors in healthy individuals
February 2010Recognition of foreign higher education qualifications,
Central Office for Foreign Education (ZAB), Ministry of Culture,
Bonn, Germany
Mai 2023 Habilitation,
Silesian Medical University, Katowice, Poland
Thesis: Characterization and Clinical Relevance of Circulating
Tumor Cell Subpopulations in Patients with Breast Cancer
MembershipsMember of the American Association for Cancer Research (AACR)
List of publication
1.Tomasik PJ, Pizon M, Sztefko K. The effect of short-therm cold and hot exposure ontotal plasma ghrelin concentrations in humans. Hormone and Metabolic Research 2005,37: 189-190 (Impact factor 1.95)
2.Pizon MT, Gburek T, Pizon M, Sztefko K. Kinetics of plasma heat shock protein HSP-70 release in coronary artery surgery: on pump versus off pump. Minerva Chirurgica2006, 61(6) :483-91 (Impact factor 1.15)
3.Pizon M, Tomasik PJ, Sztefko K, Szafran Z. Low ambient temperature lowerscholecystokinin and leptin plasma concentration in adult men. The open NutritionJournal 2009, 3: 8-10
4.Pizon M, Zimon DS, Pachmann U, Pachmann K. Insulin-Like Growth Factor ReceptorI (IGF-IR) and Vascular Endothelial Growth Factor Receptor 2 (VEGFR-2) AreExpressed on the Circulating Epithelial Tumor Cells of Breast Cancer Patients. PLoSONE 2013 8(2): e56836. doi:10.1371 (Impact factor 3.534)
5.Pizon M, Zimon D, Carl S, Pachmann U, Pachmann K, Camara O. Heterogeneity ofcirculating epithelial tumour cells from individual patients with respect to expressionprofiles and clonal growth (sphere formation) in breast cancer. Ecancermedicalscience.2013, 23; 7: 343. doi:10.3332
6.Pizon MT, Friedel N, Pizon M, Freundt M, Weyand M, Feyrer R. Impact of epicardialablation of concomitant atrial fibrillation on atrial natriuretic peptide levels and atrial
function in 6 months follow-up: does preoperative ANP level predict outcome of ablation? J Cardiothorac Surg. 2013, 28: 8-218 (Impact factor 1.358)
7. Pizon M, Schott D, Pachmann U, Pachmann K. The number of tumorspheres cultured from peripheral blood is a predictor for presence of metastasis in patients with breast cancer. Oncotarget. 2016, 26: 48143 48154 (Impact factor 5.168)
8. Schott D, Pizon M, Schuster S, Pachmann K. H ufigkeit und Relevanz von PD-L1/2 auf zirkulierenden Tumorzellen in der Immuntherapie bei Brustkrebspatientinnen Gyne. 2017, 2:26-28
9. Schott DS, Pizon M, Pachmann U, Pachmann K. Sensitive detection of PD-L1 expression on circulating epithelial tumor cells (CETCs) could be a potential biomarker to select patients for treatment with PD-1/PD-L1 inhibitors in early and metastatic solid tumors. Oncotarget. 2017 Aug 18;8(42):72755-72772 (Impact factor 5.168)
10. Pizon M, Schott D, Pachmann U, Pachmann K. Tumorspheres cultured from peripheral blood as a biomarker for presence of metastaic disease in patients with breast cancer. Personalized oncology. 2018; 2(2): 65-72
11. Pizon M, Schott DS, Pachmann U, Pachmann K. B7-H3 on circulating epithelial tumor cells correlates with the proliferation marker, Ki-67, and may be associated with the aggressiveness of tumors in breast cancer patients. Int J Oncol. 2018; 53(5): 2289-2299 (Impact factor 3.079)
12. Pizon M, Lux D, Pachmann U, Pachmann K, Schott D. Influence of endocrine therapy on the ratio of androgen receptor (AR) to estrogen receptor (ER) positive circulating epithelial tumor cells (CETCs) in breast cancer. J Transl Med. 2018, 14;16(1):356 (Impact factor 3.786)
13. Agrawal S, Wozniak M, Luc M, Makuch S, Pielka E, Agrawal AK, Wietrzyk J, Banach J, Gamian A, Pizon M, Zi lkowski P. Insulin enhancement of the antitumor activity of chemotherapeutic agents in colorectal cancer is linked with downregulating PIK3CA and GRB2. Scientific reports 2019, 9:16647 (Impact factor 4.011)
14. Schott D, Pizon M, Pachmann U, Pachmann K, Schobert R, Wittig A, M urer M. Influence of adjuvant radiotherapy on circulating epithelial tumor cells and circulating cancer stem cells in primary non-metastatic breast cancer. Translational Oncology 2021, 14: 101009 (Impact factor 4.243)
15. Nowak-Perlak M, Szpadel K, Jablonska I, Pizon M, Wozniak M. Promising Strategies in Plant-Derived Treatments of Psoriasis-Update of In Vitro, In Vivo, and Clinical Trials Studies. Molecules 2022, 27; 591 (Impact factor 4.148)
16. Pizon M, Schott D, Pachmann U, Schobert R, Pizon MT, Wozniak M, Bobinski R, Pachmann K. Chick Chorioallantoic Membrane (CAM) Assays as a model of patient- derived xenografts from circulating cancer stem cells from breast cancer patients. Cancers 2022 14-01476; 14 (Impact factor 6.575)
17. Bobinski R, Dutka M, Pizon M, Waksmanska W, Pielesz A. Ferroptosis, acyl starvation and breast cancer. Molecular Pharmacology 2022 (Impact factor 4.436)
18. M urer M, Schott D, Pizon M, Drozdz S, Wendt T, Wittig A, Pachmann K. Increased Circulating Epithelial Tumor Cells (CETC/CTC) over the Course of Adjuvant Radiotherapy Is a Predictor of Less Favorable Outcome in Patients with Early-Stage Breast Cancer. Curr Oncol. 2022 Dec 24;30(1):261-273 (Impact factor 3.677)
19. Bobinski R, Mazurek U, Zmarzly N, Ulman-Wlodarz I, Dutka M, Pizon M, Pollok-Waksmanska W, Pielesz A, Hajduga M, Zimmer K, Bujok J, Pajak C, Ilczak T. Placental expression of Fatty Acid Desaturases 1, 2 and 3 in selected pregnancy pathologies. Acta Biochim Pol 2023 (Impact factor 2.149)
20. Aigner K, Selak E, Pizon M, Aigner KR. Arterial Infusion and Isolated Perfusion in Combination with Reversible Electroporation for Locally Relapsed Unresectable Breast Cancer. Cancers (Basel). 2024 Nov 28;16(23):3991(Impact factor 4.4)
21. Wagner BJ, Ettner-Sitter A, Ihlo NA, Behr M, Koelbl S, Brunner SM, Weber F, Rau BM, Schlitt HJ, Brochhausen C, Schoenmehl R, Artinger A, Schott D, Pizon M, Pachmann K, Aung T, Haerteis S, Hackl C. Patient-derived xenografts from circulating cancer stem cells as a preclinical model for personalized pancreatic cancer research. Sci Rep. 2025 Jan 23;15(1):2896 (Impact factor 3.9)
22. Schott D, Pizon M, Drozdz S, M urer I, Wurschi G, Pachmann K, M urer M. Circulating Epithelial Tumor Cells (CETC/CTC) in Prostate Cancer: Potential Prognostic Marker for the Risk of Recurrence During Radiotherapy. Int J Mol Sci. 2025 Feb 12;26(4):1548 (Impact factor 4.9)
Key contributions to international conferences
1. Pizon M, Pachmann U, Schill E, Spitz G, Pachmann K. Chemosensitivity of circulating epithelial tumor cells (CETC) does not change under the influence of cryopreservation. Clin Chem Lab Med 2011; 92: 222
2. Pizon MT, Pizon M, Friedel N, Pachmann U. Acute Multi Thrombotic Stroke as Clinical Manifestation of Heparin induced Thrombocytopenia (HIT) in a patient following cardiac surgery. Clin Chem Lab Med 2011; 92: 222
3. Pachmann K, Zimon D, Pizon M, Carl S, Rabenstein C, Camara O, Pachmann U. Detection of tumor initiating cells (TIC) among the peripherally circulating epithelial tumor cells from patients with breast cancer. Cancer Res 2012; 72:432
4. Zimon D, Pizon M, Pachmann U, Pachmann K. Tissue factor is positively correlated with vascular endothelial growth factor receptor-2 on circulating epithelial tumor cells in breast cancer patients. Onkologie 2013; 36(Suppl 7): 157
5. Pizon M, Zimon D, Pachmann U, Pachmann K. Detection and phenotypic characterization of tumor spheres cultured from circulating epithelial tumor cells in patients with breast cancer. Onkologie 2013; 36(Suppl 7): 157-158
6. Zimon D, Pizon M, Pachmann U, Pachmann K. Insulin like growth factor receptor-1 (IGF-IR) and vascular endothelial growth fractor receptor 2 (VEGFR-2) are detectable on circulating epithelial tumor cells (CETCs) in patients with solid tumors. Onkologie 2013; 36(Suppl 7): 269
7. Pizon M, Zimon D, Pachmann U, Pachman K. A subpopulation among circulating epithelial tumor cells in patients with solid cancer is capable of sphrere formation and carries cancer stem cell properties. Clin Chem Lab Med 2014; 52: 436
8. Pachmann K, Zimon D, Pizon M, Pachmann U. Tumor spheres growing from peripherally circulating tumor cells exhibit stem cell features. Cancer Res 2013; 73: PD6-1
9. Zimon D, Pizon M, Pachmann U, Pachmann K. EGFR, KRAS and BRAF-Mutation analysis in individually deposited single circulating epithelial tumor cells (CETC) using the COBAS Z480 analyzer. Clin Chem Lab Med 2014; 52: 387
10. Pizon M, Zimon D, Pachmann U, Pachmann K. Identification and enumeration of tumor spheres cultured from circulating epithelial tumor cells in patients with breast cancer. Is the number of mammospheres an indicator for metastatic disease? International Journal of Molecular Medicine 2014; 34 (Suppl 1): 116
11. Pachmann K, Pizon M, Zimon D, Pachmann U. Tumorspheres cultured from circulating epithelial tumor cells (CETCs) as diagnostic marker in patients with solid cancers. JCO 2014; 32 (Suppl 15): 11043
12. Zimon D, Pizon M, Pachmann U, Pachmann, Pachmann K. HER2 amplification and IGF-IR coexpression in CETCs to explain the resistance to trastuzumab in HER2-positive breast cancers. JCO 2014; 32 ( Suppl 15): e11570
13. Pachmann K, Pizon M, Zimon D, Pachmann U. Comparison of chemosensitivity testing of CETCs and spheroids in cancer patients with solid tumors. JCO 2014; 32 (Suppl 15):2598
14. Pizon M, Zimon D, Pachmann U, Pachmann K. Chemosensitivity differs between CETCs and spheroids grown from the CETCs in cancer patients with solid tumors. European Journal of Cancer 2014; 50 (Suppl 5): 76
15. Zimon D, Pizon M, Pachmann U, Pachmann, Pachmann K. Analysis of HER2 amplification and IGF-IR expression in CETCs and its possible association with resistance to trastuzumab in HER2 positive breast cancers. European Journal of Cancer 2014; 50 (Suppl 5): 76
16. Zimon D, Pizon M, Stein EL, Pachmann U, Pachmann K. Detection of BRAF mutation in individual circulating epithelial tumor cells (CETCs) from patients with malignant melanoma. Journal der Deutschen Dermatologischen Gesellschaft 2014; 12: P22
17. Pizon M, Zimon D, Pachmann U, Pachmann K. In vitro chemosensitivity testing of mammospheres cultured from circulating epithelial tumor cells (CTETs) of breast cancer patients: Comparison to chemosensitivity of total CETCs. JCO 2014; 32 (Suppl 26)
18. Zimon D, Pizon M, Pachmann U, Pachmann, Pachmann K. Determining the role of IGF-IR and VEGFR-2 in the development of resistance to trastuzumab in breast cancer. Oncol Res Treat 2014; 37 (Suppl 5):262
19. Pizon M, Zimon D, Pachmann U, Pachmann K. In vitro chemosensitivity testing of spheroids cultured from CETCs of cancer patients with solid tumors. Oncol Res Treat 2014; 37 (Suppl 5):271
20. Zimon D, Pizon M, Stein EL, Pachmann U, Pachmann K. Differential chemosensitivity between CETCs and tumour spherodis in cancer patients with solid tumors. Europ J Cancer 2014; 50(Suppl 6):62
21. Pachmann K, Pizon M, Zimon D, Pachmann U. Tumorspheres derived from clonally expanding peripherally circulating tumor cells exhibit stem cell features and self-renewal properties. Asia-Pacific Journal of Clinical Oncology 2015; 10 (Suppl 8)
22. Pachmann K, Pizon M, Zimon D, Pachmann U. Somatic mutations of the EGFR, KRAS and BRAF genes: homogeneity in single cells from cell lines and heterogeneity in circulating epithalial tumor cells (CETC) as determined using the cobas (R) Z 480 analyzer. Asia-Pacific Journal of Clinical Oncology 2015; 10 (Suppl 8)
23. Zimon D, Pizon M, Pachmann U, Pachmann K. Insulin-like growth factor receptor-1 (IGF-1R) expression is highly correlated with HER2 amplification on circulating epithelial tumor cells (CETCs) in breast cancer – this may be the reason for resistance to trastuzumab. Cancer Research 2015;75 (Suppl 9): P4-15-20
24. Pizon M, Zimon D, Pachmann U, Pachmann K. Mammospheres derived from circulating epithelial tumor cells are an indicator for presence of metastasis in patient with breast cancer. Cancer Research 2015;75 (Suppl 9): P2-06-06
25. Pizon M, Zimon D, Pachmann UA, Pachmann K. The number of tumorspheres cultured from CETCs in breast cancer patients in relation to stage of the disease and administration of chemotherapy. J Clin Oncol 2015; 33(Suppl 15): e22032
26. Pizon M, Zimon D, Pachmann UA, Pachmann K. Tumorspheres cultured from circulating epithelial tumor cells (CETCs) in pancreatic cancer patients having cancer stem cells properties and resistance to standard chemotherapeutics. J Clin Oncol 2015; 33 (Suppl 15): e22031
27. Zimon D, Pizon M, Stein EL, Pachman UA, Pachmann K. Vemurafenib to eliminate BRAF-mutated circulating epithelial tumor cells (CETCs) from blood of patients with malignant melanoma. J Clin Oncol 2015, 33 (Suppl 15): 11031
28. Zimon D, Pizon M, Pachmann U, Pachmann K. Characterisation of tumorspheres cultured from circulating epithelial tumor cells (CETCs) in pancreatic cancer patients. European Journal of Cancer 2015; 51 (Suppl 3): 6
29. Pizon M, Zimon D, Maier V, Pachmann U, Pachmann K. PDL-1 is highly expressed on circulating epithelial tumor cells (CETCs) and could ba a crucial factor in the inhibition of immune response to CETCs during metastasis formation. European Journal of Cancer 2015; 51 (Suppl 3): 18-19
30. Pizon M, Zimon D, Pachmann U, Pachmann K. The number of tumorspheres cultured from CETCs depends on stage of disease and obtaining chemotherapy in breast cancer Oncol Res Treatment 2015; 38 (Suppl 5): 193
31. Zimon D, Pizon M, Maier V, Pachmann U, Pachmann K. Stem cell markers are overexpressed in tumorspheres cultured from circulating epithelial tumor cells (CETCs) in patients with solid. Oncol Res Treatment 2015; 38 (Suppl 5): 153
32. Zimon D, Pizon M, Mayer V, Pachmann K. Stem cell markers are overexpressed in tumorsheres cultured from circulating epithelial tumor cells (CETCs) in patients with breast cancer. Cancer Res 2016; 76(Suppl 4):P3-07-59
33. Pizon M, Zimon D, Pachmann U, Pachmann K. PDL-1 is more frequently expressed on circulating epithelial tumor cells (CETCs) in metastatic breast cancer patients and could be a crucial factor in the inhibition of immune response to CETCs during metastatsis formation. Molecular Cancer Therapeutics 2016;14 (Suppl 2):B95
34. Pizon M, Zimon D, Pachmann U, Pachmann K. Frequent expression of PDL-1 on circulating epithelial tumor cells (CETCs) could be a new therapeutic target in breast cancer patients. Oncol Res Treat 2016; 39:51-52
35. Pizon M, Schott D, Pachmann U, Pachmann K. Correlation of vascular endothelial growth factor receptor 2 (VEGFR-2) with platelet-derived growth factor receptor alpha (PDGFR-alpha) on circulating epithelial tumor cells (CETCs) in breast cancer patients. J Clin Oncol 2016; 34(Suppl 15); e14010
36. Schott D, Pizon M, Pachmann U, Pachmann K. The number of tumorspheres derived from circulating epithelial tumor cells (CETCs) as an independent predictor for the presence of metastasis in colorectal cancer patients. J Clin Oncol 2016; 34(Suppl 15): e23006
37. Pizon M, Schott D, Pachmann U, Pachmann K. Frequency of PDL-1 expressed on circulating epithelial tumor cells (CETCs) compared to PDL-2 and role in immune evasion in cancer progression. J Clin Oncol 2016; 34(Suppl 14):3071
38. Pachmann K, Pizon M, Schott D, Pachmann U. Tumorspheres cultured from circulating epithelial tumor cells (CETCs) overexpress stem cell markers in patients with solid cancers. Cancer Research 2016; 76(Suppl 14): 2489
39. Pizon M, Schott D, Pachmann U, Pachmann K. The number of tumorspheres cultured from CETCs in breast cancer patients is directly related to stage of disease and administration of chemotherapy. Ann Oncol 2016; 27(Suppl 6): 534
40. Pizon M, Schott D, Pachmann U, Pachmann K. B7-H3 (CD276) on circulating epithelial tumor cells (CETCs) correlates with proliferation marker Ki-67 and may be associated with aggressiveness of tumor in breast cancer patients. Annals of Oncology 2017; 28: 580
41. Pizon M, Schott D, Pachmann U, Pachmann K. Spheroid formation assay for in vitro assessment and expansion of circulating cancer stem cells (cCSC) in patients with breast cancer. European Journal of Cancer 2016; 69 (Suppl 1):54
42. Schott D, Pizon M, Pachmann U, Pachmann K. Comparison of phenotype and gene expression analysis of circulating epithelial tumor cells (CETCs) and tumorspheres in colorectal cancer patients. Oncology Research and Treatment 2016; 40: 272
43. Pizon M, Schott D, Pachmann U, Pachmann K, Szalus N. Salinomycin reduces the viability of circulating epithelial tumor cells (CETCs) and tumorspheres cultured from
circulating cancer stem cells (cCSC) and may potentially prevent progression in patients with solid cancer. J Clin Oncol 2017; 35(Suppl 15): e23143
44. Schott D, Pizon M, Pachmann U, Pachmann K, M urer M. Adjuvant radiation therapy to induce a transitory adaptive up-regulation of programmed death ligand 1 (PD-L1) on circulating epithelial tumor cells (CETCs) to affect the anti-tumor immune response in primary breast cancer patients. J Clin Oncol 2017; 35(Suppl 15):11558
45. Schott D, Pizon M, Pachmann U, Pachmann K. PD-L1 Expression on Circulating Epithelial tumour Cells (CETCS) Is Associated with Immune Evasion and Tumour Progression in Breast Cancer Patients and Differs from PD-L2 Expression. Asia-Pacific Journal of Clinical Oncology 2017;13 (4 Suppl): 112
46. Pizon M, Schott D, Pachmann U, Pachmann K. PD-L1 expression on circulating epithelial tumor cells (CETCs) correlates with the presence of metastasis in breast cancer patients and differs from PD-L2 expression. Cancer Research 2017; 77(Suppl 13): 4955
47. Pizon M, Schott D, Pachmann U, Pachmann K. Determination of PD-L1 positive CETCs as a biomarker for PD-1/PD-L1 treatment monitoring. Oncology Research and Treatment 2017; 40(Suppl 3): 89
48. Pizon M, Schott D, Lux D, Pachmann U, Pachmann K. Androgen receptor (AR) is more widely expressed then estrogen receptor (ER) on circulating epithelial tumor cells (CETCs) from breast cancer patients and may be a therapeutic target especially in ER-negative tumors. Oncol Res Treat 2018; 41(1 Suppl); 180-181
49. Pizon M, Schott D, Pachmann U, Pachmann K, Szalus N. Salinomycin kills not only circulating epithelial tumor cells (CETCs) but also circulating cancer stem cells (cCSC) and may potentially prevent progression in patients with breast cancer. Molecular Cancer Therapeutics 2018; 17 (Suppl 1); A067
50. Pizon M, Schott D, Lux D, Pachmann U, Pachmann K. Importance of androgen receptor (AR) to estrogen receptor ratio in breast cancer patients during endocrine therapy determined on circulating epithelial tumor cells (CETCs) in breast cancer patients. J Clin Oncol 2018; 36 (Suppl 15); e24031
51. Schott D, Pizon M, Pachamnn U, Pachmann K. Correlation of fatty acid receptor (CD36) positive circulating epithelial tumor cells (CETCs) with aggressiveness of breast cancer disease. J Clin Oncol 2018; 36 (Suppl 15); e24032
52. Maeurer M, Schott D, Pizon M, Wittig A, Pachmann K. Upregulation of programmed death ligand 1 (PD-L1) on circulating epithelial tumor cells (CETCs) in patients with primary non-metastatic breast cancer under adjuvant radiotherapy. Strahlentherapie und Onkologie 2018; 194: 168
53. Pizon M, Schott D, Pachmann U, Pachmann K. A subpopulation of circulating epithelial tumor cells positive for fatty acid receptor CD36 is linked to aggressiveness of breast cancer disease. Cancer Research 2018; 78(Suppl 13): 5193
54. Schott D, Pizon M, Pachmann U, Pachmann K, M urer M. Adjuvant radiation therapy leads to an up-regulation of programmed death ligand 1 (PD-L1) on circulating epithelial tumor cells (CETCs) which might contribute to radioresistance in primary breast cancer patients. Annals of Oncology 2018; 29 (Suppl 4)
55. Schott D, Pizon M, Lux D, Pachmann U, Pachmann K. The role of androgen receptor (AR) to estrogen receptor ratio in breast cancer patients during endocrine therapy determined on circulating epithelial tumor cells (CETCs) Oncology Research and Treatment 2018;41(Suppl 4):316.
56. Pizon M, Schott D, Pachmann U, Pachmann K. Detection of circulating cancer stem cells: A novel approach as a predictive marker for breast cancer metastases. This may be especially useful in patients with undetectable circulating epithelial tumor cells. Cancer Res 2019; 79(Suppl 4): P2-01-12.
57. Schott D, Pizon M, Pachmann U, Pachmann K. PD-L1 expression on circulating epithelial tumor cells (CETCs) correlates with aggressiveness of tumor in breast cancer patients. Cancer Res 2019; 79(Suppl 4): P3-01-17
58. Pizon M, Schott D, Pachmann UA, Pachmann K, M urer M. Upregulation of programmed death ligand 1 (PD-L1) on circulating epithelial tumor cells (CETCs) as consequence of adjuvant radiation therapy in primary breast cancer patients. J Clin Oncol 2019; 37(Suppl 8): 3
59. Pizon M, Pachmann UA, Pachmann K, Schott D. Detection of circulating cancer stem cells (cCSCs) as a predictive biomarker for breast cancer relapse or metastasis. J Clin Oncol 2019; 37(Suppl 15): e14559
60. Pizon M, Schott D, Pachmann UA, Pachmann K, Agrawal S, Sawicki T, Arawal AK, Rudnicki J, Ziolkowski P, Wozniak M. Addition of immunotherapy in adjuvant setting could be a promising avenue of colorectal cancer (CRC) treatment, especially in patients with higher levels of programmed cell death ligand-1 (PD-L1) positive circulating epithelial tumor cells (CETC) after neoadjuvant chemotherapy. J Clin Oncol 2019; 37(Suppl 15): e14036
61. Schott D, Pizon M, Pachmann K, Pachmann UA, M urer M. Effect or radiotherapy on the residual circulating epithelial tumor cells (CETCs) and their programmed cell death ligand 1 (PD-L1) status in breast cancer patients. J Clin Oncol 2019; 37(Suppl 15); e14034
62. Pizon M, Schott D, Lux D, Pachmann U, Pachmann K. Influence of endocrine therapy on the ratio of androgen receptor (AR) to estrogen receptor (ER) positive circulating epithelial tumor cells (CETCs) in breast cancer. Cancer Res 2020; 79(Suppl 13): 2295
63. Schott D, Pizon M, Pachmann U, Pachmann K, M urer M. Changes in the number of circulating epithelial tumor cells (CETCs) during radiotherapy (RT) in patients with breast cancer. Oncology Research and Treatment. 2020; 43: 201
64. Schott D, Pizon M, Pachmann U, Pachmann K, M urer M. Influence of radiotherapy on residual circulating epithelial tumor cells (CETCs) and their programmed cell death ligand 1 (PD-L1) status in breast cancer patients. Cancer Res 2020;80(Suppl 4): P4-01-14
65. Schott D, Pizon M, Pachmann U, Pachmann K. Successful mutational profiling of single circulating epithelial tumor cells (CETCs) from patients with solid cancers for guiding therapy. J Clin Oncol 38: 2020 (Suppl 15); e15527
66. Pizon M, Schott D, Pachmann U, Pachmann K, Schobert R. Chick chorioallantoic membrane (CAM) assays as a model of xenografts derived from circulating cancer stem cells from breast cancer patients. J Clin Oncol 2020; 38 (Suppl 15): e15596
67. Schott D, Pizon M, Pachmann K, Pachmann U, Maeurer M. Changes in the number of residual circulating epithelial tumor cells (CETCs) and their programmed cell death ligand 1 (PD-L1) status during radiotherapy in breast cancer patients. Clin Cancer Res 2020; 26 (Suppl 11):88-88
68. Pizon M, Schott D, Pachmann U, Pachmann K. The number of tumorspheres cultured from peripheral blood is directly related to presence of metastasis in breast cancer patients. Clin Cancer Res 2020;26 (Suppl 11): 86-86
69. Maurer M, Schott D, Pizon M, Pachmann K, Pachmann U. Sequential tracking of circulating epithelial tumors cells (CETC) and their PD-L1 expression in breast cancer patients during radiotherapy. Strahlentherapie und Onkologie 2020;196 (Suppl 1): 186-186
70. Pizon M, Schott D, Pachmann U, Pachmann K. Determination of PD-L1 expression on tumorspheres cultured from the peripheral blood in patients with breast cancer. Cancer Research 2022; 82(Suppl 4): P4-04-08.
71. Pizon M, Schott D, Pachmann U, Pachmann K. Circulating cancer stem cells as a tool for generating patient-derived xenografts on chick chorioallantoic membrane (CAM) in cancer patients. Cancer Res (2022) 82 (12_Supplement): 3119
72. Pizon M, Schott D, Pachmann U, Pizon MT, Pachmann K. PD-L1 is overexpressed on tumorspheres cultured from circulating cancer stem cells in breast cancer patients. Journal of Clinical Oncology (2022) Volume 40, Number 16_suppl
73. Schott D, Pizon M, Pachmann K, Pachmann U, M urer M. Expression of PD-L1 on circulating epithelial tumor cells (CETCs) in men with primary non-metastatic prostate cancer. Annals of Oncology (2023), Volume 34, S1157
74. Pizon M, Schott D, Wagner B.J, Boscheck S, et al. Patient derived xenografts generated from circulating cancer stem cells on chorioallantoic membrane as an alternative pre-clinical model for personalized medicine in pancreatic cancer. Annals of Oncology (2023), Volume 34, S1165
75. Pizon M, Schott D, Ettner-Sittner A, Wagner B.J et al. Patient-derived xenografts from circulating cancer stem cells and their potential utility in personalized medicine of pancreatic cancer. Cancer Res (2024) 84 (6_Supplement): 6900
76. Pizon M, Schott D, Schill E, Pachmann K. Tumorspheres derived from circulating cancer stem cells in breast cancer patients exhibit elevated levels of immune regulatory molecules. Clin Cancer Res (2025) 31 (12_Supplement): P5-02-21
77. Pizon M, Schott D, Schill E, Pachmann U, Pachmann K. Immune regulatory molecule expression on circulating tumor cells and circulating cancer stem cells in breast cancer patients. Cancer Res (2025) 85 (8_Supplement_1): 1938
78. Schott D, Maurer M, Pizon M, Pachmann K. Circulating epithelial tumor cells as a biomarker to predict treatment failure of radiotherapy in breast and prostate cancer. Cancer Res (2025) 85 (8_Supplement_1): 1936
79. Schott D, Pizon M, Riess A, Pachmann K. How circulating tumor cells disguise. Cancer Res (2025) 85 (8_Supplement_1): 1937