Browsing by Author "Malamou-Mitsi, Vassiliki D."
Now showing items 1-18 of 18
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Angiogenesis in cancer of unknown primary: Clinicopathological study of CD34, VEGF and TSP-1
Karavasilis, V.; Malamou-Mitsi, Vassiliki D.; Briassoulis, E. Ch; Tsanou, E.; Kitsou, E.; Kalofonos, H. P.; Fountzilas, George; Fotsis, T.; Pavlidis, Nicholas (2005)Background: Cancer of unknown primary remains a mallignancy of elusive biology and grim prognosis that lacks effective therapeutic options. We investigated angiogenesis in cancer of unknown primary to expand our knowledge ...
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Can circulated lung cancer cells pass to the urine without apparent urine tract metastases?. A single centre series
Kamposioras, K.; Pentheroudakis, George; Malamou-Mitsi, Vassiliki D.; Pappa, L.; Bafa, M.; Pavlidis, Nicholas (2008)Urine cytology has been a useful tool for the diagnosis of urinary tract malignancies. However, the presence of tumor cells in the urine sediment without an obvious urothelial metastatic deposit is a rare phenomenon and ...
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Clinicopathologic study of vascular endothelial growth factor, thrombospondin-1, and microvessel density assessed by CD34 in patients with stage III ovarian carcinoma
Karavasilis, V.; Malamou-Mitsi, Vassiliki D.; Briassoulis, E. Ch; Tsanou, E.; Kitsou, E.; Pavlidis, Nicholas (2006)The aim of the study was to investigate angiogenesis in patients with advanced-stage ovarian carcinoma. We used paraffin-embedded tumor tissues from 33 patients diagnosed with FIGO III ovarian cancer who had optimal surgery ...
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Global microRNA profiling in favorable prognosis subgroups of cancer of unknown primary (CUP) demonstrates no significant expression differences with metastases of matched known primary tumors
Pentheroudakis, George; Spector, Y.; Krikelis, D.; Kotoula, V.; Meiri, E.; Malamou-Mitsi, Vassiliki D.; Fountzilas, George; Sanden, M.; Pavlidis, Nicholas; Benjamin, H.; Aharonov, R. (2013)No data exist on biologic differences between Cancer of unknown primary (CUP) and metastatic solid tumors of known primary site. We assigned a primary tissue of origin in 40 favorable CUP patients (A: serous peritoneal ...
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Global profiling of EGFR gene mutation, amplification, regulation and tissue protein expression in unknown primary carcinomas: To target or not to target?
Dova, L.; Pentheroudakis, George; Georgiou, I.; Malamou-Mitsi, Vassiliki D.; Vartholomatos, G.; Fountzilas, George; Kolaitis, N.; Kitsou, E.; Pavlidis, Nicholas (2007)Introduction: Epidermal growth factor receptor (EGFR) signalling contributes to malignant transformation and survival. We studied molecular predictors of benefit from EGFR-modulating therapies in patients with cancer of ...
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High incidence of malignant pleural mesothelioma in neighbouring villages of Northwestern Greece
Constantopoulos, S. H.; Malamou-Mitsi, Vassiliki D.; Goudevenos, J. A.; Papathanasiou, M. P.; Pavlidis, Nicholas; Papadimitriou, C. (1987)Between 1981 and 1985 seven patients from three villages of the Metsovo area in Northwestern Greece (population 5000) developed malignant pleural mesothelioma (MPM). The diagnosis was made with pleural biopsy and pleural ...
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Immunohistochemical study of the epithelial-mesenchymal transition phenotype in cancer of unknown primary: Incidence, correlations and prognostic utility
Stoyianni, A.; Goussia, Anna; Pentheroudakis, George; Siozopoulou, V.; Ioachim, E.; Krikelis, D.; Golfinopoulos, Vassilis; Cervantes, A.; Bobos, M.; Fotsis, T.; Bellou, S.; Fountzilas, George; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2012)Background: The epithelial to mesenchymal transition (EMT) has been associated with metastatic dissemination and poor outcome in several solid tumour types. Our aim was to study its incidence and its prognostic significance ...
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Intracellular signalling via the AKT axis and downstream effectors is active and prognostically significant in cancer of unknown primary (CUP): A study of 100 CUP cases
Golfinopoulos, Vassilis; Pentheroudakis, George; Goussia, Anna; Siozopoulou, V.; Bobos, M.; Krikelis, D.; Cervantes, A.; Ciuleanu, T.; Marselos, M.; Fountzilas, George; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2012)Background: Hypothesising that cancer of unknown primary (CUP) may harbour unique characteristics, we present a translational study of the immunohistochemical expression and clinical correlation of key PTEN/AKT pathway ...
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Matrix metalloproteinases in carcinoma of unknown primary
Karavasilis, V.; Malamou-Mitsi, Vassiliki D.; Briassoulis, E. Ch; Tsanou, E.; Kitsou, E.; Kalofonos, H. P.; Fountzilas, George; Fotsis, T.; Pavlidis, Nicholas (2005)BACKGROUND. The purpose was to study proteolysis-related molecules, matrix metalloproteinase-2 (MMP-2) and MMP-9 and tissue inhibitor of metalloproteinases-1 (TIMP-1), in carcinoma of unknown primary (CUP). METHODS. ...
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The neutrophil, not the tumor: Serum CA 15-3 elevation as a result of granulocyte-colony-stimulating factor-induced neutrophil MUC1 overexpression and neutrophilia in patients with breast carcinoma receiving adjuvant chemotherapy
Pentheroudakis, George; Malamou-Mitsi, Vassiliki D.; Briassoulis, E. Ch; Damala, K.; Vassou, A.; Vartholomatos, G.; Kolaitis, N.; Pavlidis, Nicholas (2004)BACKGROUND. Patients with resected breast carcinoma who received granulocyte-colony-stimulating factor (G-CSF)-supported adjuvant chemotherapy exhibited an increase in their serum CA 15-3 levels. The authors investigated ...
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Positive urinary cytology in patients with lung cancer in the absence of obvious urine tract metastases
Voulgaris, E.; Pentheroudakis, George; Pappa, L.; Bafa, M.; Goussia, Anna; Dalezis, P.; Tsombanidou, C.; Geromichalos, G.; Papageorgiou, A.; Koutsilieris, M.; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2011)Purpose: To study the phenomenon of positive urine cytology in patients with lung cancer in the absence of obvious urothelial metastases. Patients and methods: 150 patients with small (SCLC) and non-small cell lung cancer ...
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Profiling immunohistochemical expression of NOTCH1-3, JAGGED1, cMET, and phospho-MAPK in 100 carcinomas of unknown primary
Krikelis, D.; Pentheroudakis, George; Goussia, Anna; Siozopoulou, V.; Bobos, M.; Petrakis, Dimitrios; Stoyianni, A.; Golfinopoulos, Vassilis; Cervantes, A.; Ciuleanu, T.; Fountzilas, George; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2012)Cancer of unknown primary (CUP) is a heterogeneous entity, managed on the basis of "one size fits all" therapeutic concepts; insights into the molecular biology of CUP are urgently needed. We retrospectively examined the ...
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Prognostic significance of WNT and hedgehog pathway activation markers in cancer of unknown primary
Fotopoulos, George; Goussia, Anna; Bareta, E.; Koumpis, E.; Chrisafi, S.; Bobos, M.; Malamou-Mitsi, Vassiliki D.; Fountzilas, George; Pavlidis, Nicholas; Pentheroudakis, George (2015)Background: Cancer of unknown primary (CUP) possesses distinct biology and peculiar natural history, in which the roles of the winged and hedgehog signalling pathways are unclear. Materials and methods: We constructed ...
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Relapsing Episodes of Loss of Consciousness in a Patient With Hepatocellular Carcinoma
Vagionas, Anastasios; Tigas, Stelios; Oikonomou, Panagiotis; Pentheroudakis, George; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2014)Hypoglycemia is common in people with diabetes treated with insulin or oral medications such as sulphonylureas or other secretagogues, and constitutes a relatively rare paraneoplastic syndrome in patients with a variety ...
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Targeting c-KIT, PDGFR in cancer of unknown primary: A screening study for molecular markers of benefit
Dova, L.; Pentheroudakis, George; Golfinopoulos, Vassilis; Malamou-Mitsi, Vassiliki D.; Georgiou, I.; Vartholomatos, G.; Ntemou, A.; Fountzilas, George; Pavlidis, Nicholas (2008)Aims: In view of available targeted therapies, we investigated the presence of c-kit, PDGFR gene mutations and protein expression in cancer of unknown primary (CUP) in order to study their contribution in pathogenesis, ...
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A twisted kiss: In vitro and in vivo evidence of genetic variation and suppressed transcription of the metastasis-suppressor gene KiSS1 in early breast cancer
Pentheroudakis, George; Kostadima, Lida; Dova, L.; Georgiou, I.; Tzavaras, T.; Vartholomatos, G.; Wirtz, R. M.; Fountzilas, George; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2010)KiSS-1 is a metastasis suppressor gene, its inactivation linked to advanced tumor stage and dismal prognosis. We studied its mutational status, transcription and protein expression in human cancer cell lines and patients ...
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An unusual presentation of a patient with advanced prostate cancer, massive ascites and peritoneal metastasis: Case report and literature review
Petrakis, Dimitrios; Pentheroudakis, George; Kamina, S.; Pappa, L.; Papadiotis, E.; Malamou-Mitsi, Vassiliki D.; Pavlidis, Nicholas (2015)We describe the case of a patient with prostate cancer, ascites, omental and bone metastases, an extremely rare clinical variant that warrants further investigation, and review the relevant literature. © 2014.
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The value of neuroendocrine markers in non-small cell lung cancer: a comparative immunohistopathologic study
Kiriakogiani-Psaropoulou, P.; Malamou-Mitsi, Vassiliki D.; Martinopoulou, U.; Legaki, S.; Tamvakis, N.; Vrettou, E.; Fountzilas, George; Skarlos, Dimosthenis V.; Kosmidis, Paraskevas A.; Pavlidis, Nicholas (1994)In order to estimate the value of immunohistochemical identification of neuroendocrine (NE) differentiation markers in non-small cell lung carcinomas (NSCLCs), we investigated the expression of five neuroendocrine and ...