Πλοήγηση ανά Θέμα "ENDOTHELIAL GROWTH-FACTOR"

Angiogenesis and apoptosis-related protein (p53, bcl-2, and bax) expression versus response of gastric adenocarcinomas to paclitaxel and carboplatin chemotherapy

Giatromanolaki, A.; Stathopoulos, G. P.; Koukourakis, M. I.; Rigatos, S.; Vrettou, E.; Kittas, C.; Fountzilas, G.; Sivridis, E. (2001)

The role of angiogenesis and apoptosis-related proteins in defining response to chemotherapy is poorly understood. We examined the microvessel density (MVD) and the expression of p53, bcl-2, and bax proteins in a series ...

Angiogenin, Angiopoietin-1, Angiopoietin-2, and Endostatin Serum Levels in Inflammatory Bowel Disease

Oikonomou, K. A.; Kapsoritakis, A. N.; Kapsoritaki, A. I.; Manolakis, A. C.; Tiaka, E. K.; Tsiopoulos, F. D.; Tsiompanidis, I. A.; Potamianos, S. P. (2011)

Background: Angiogenesis is a complex process, involving a great number of mediators. It is implicated in the pathogenesis of numerous diseases, holding a critical role in inflammatory bowel disease (IBD). The objective ...

Angiopoietin-1 and angiopoietin-2 as serum biomarkers for ectopic pregnancy and missed abortion A case-control study

Daponte, A.; Deligeoroglou, E.; Pournaras, S.; Tsezou, A.; Garas, A.; Anastasiadou, F.; Hadjichristodoulou, C.; Messinis, I. E. (2013)

Background: A case-control study to evaluate whether a single serum measurement of angiopoietin-1 (ANG-1) and angiopoietin-2 (ANG-2) at 6-8 weeks gestation can differentiate failed pregnancies, whether ectopic pregnancies ...

Antiangiogenic strategies in hepatocellular carcinoma: current status

Zacharoulis, D.; Hatzitheofilou, C.; Athanasiou, E.; Zacharoulis, S. (2005)

Hepatocellular carcinoma is a leading cause of cancer death worldwide in both adult and pediatric patients. Despite many options, no ideal treatment exists for this highly malignant tumor, and management strategies have ...

Association of VEGF-A Splice Variant mRNA Expression With Outcome in Bevacizumab-Treated Patients With Metastatic Breast Cancer

Pentheroudakis, G.; Kotoula, V.; Kouvatseas, G.; Charalambous, E.; Dionysopoulos, D.; Zagouri, F.; Koutras, A.; Papazisis, K.; Pectasides, D.; Samantas, E.; Dimopoulos, M. A.; Papandreou, C. N.; Fountzilas, G. (2014)

We studied tissue mRNA levels of VEGF-Axxxa angiogenic versus VEGF-Axxxb anti-angiogenic isoforms by means of specially designed PCR assays in two parallel cohorts of metastatic breast cancer patients, one treated with ...

bcl-2 and c-erbB-2 proteins are involved in the regulation of VEGF and of thymidine phosphorylase angiogenic activity in non-small-cell lung cancer

Koukourakis, M. I.; Giatromanolaki, A.; O'Byrne, K. J.; Cox, J.; Krammer, B.; Gatter, K. C.; Harris, A. L. (1999)

Tumour angiogenesis has been recently recognised as one of the most important prognostic factors in lung cancer. Although a variety of angiogenic factors have been identified, the angiogenesis process remains poorly ...

Bortezomib overcomes MGMT-related resistance of glioblastoma cell lines to temozolomide in a schedule-dependent manner

Vlachostergios, P. J.; Hatzidaki, E.; Befani, C. D.; Liakos, P.; Papandreou, C. N. (2013)

Development of drug resistance after standard chemotherapy for glioblastoma multiforme (GBM) with temozolomide (TMZ) is associated with poor prognosis of GBM patients and is at least partially mediated by a direct DNA ...

Cobalt induces hypoxia-inducible factor-1 alpha expression in airway smooth muscle cells by a reactive oxygen species- and PI3K-dependent mechanism

Chachami, G.; Simos, G.; Hatziefthimiou, A.; Bonanou, S.; Molyvdas, P. A.; Paraskeva, E. (2004)

Cobalt can mimic hypoxia and has been implicated as a cause of lung defects. However, the effect of cobalt on airway smooth muscle (ASM) cells has not been analyzed in detail. In this article, we use primary cultures of ...

Coexpression of MUC1 glycoprotein with multiple angiogenic factors in non-small cell lung cancer suggests coactivation of angiogenic and migration pathways

Giatromanolaki, A.; Koukourakis, M. I.; Sivridis, E.; O'Byrne, K.; Cox, G.; Thorpe, P. E.; Gatter, K. C.; Harris, A. L. (2000)

We investigated the expression of MUC1 protein and its relationship to the microvessel density and the expression of thymidine phosphorylase, vascular endothelial growth factor (VEGF), VEGF-receptor KDR, basic fibroblast ...

eIF2 alpha Kinase PKR Modulates the Hypoxic Response by Stat3-Dependent Transcriptional Suppression of HIF-1 alpha

Papadakis, A. I.; Paraskeva, E.; Peidis, P.; Muaddi, H.; Li, S. Y.; Raptis, L.; Pantopoulos, K.; Simos, G.; Koromilas, A. E. (2010)

Hypoxia within the tumor microenvironment promotes angiogenesis, metabolic reprogramming, and tumor progression. In addition to activating hypoxia-inducible factor-1 alpha (HIF-1 alpha), cells also respond to hypoxia by ...

Finger clubbing and erythropoietin serum levels in active IBD

Kapsoritakis, A. N.; Psychos, A. K.; Sfiridaki, A.; Zintzaras, E.; Potamianos, S. P. (2006)

Flavonoids induce HIF-1 alpha but impair its nuclear accumulation and activity

Triantafyllou, A.; Mylonis, L.; Simos, G.; Bonanou, S.; Tsakalof, A. (2008)

Hypoxia-inducible factor-1 alpha (HIF-1 alpha) is the regulatory subunit of the transcription factor HIF-1, which is highly involved in the pathology of diseases associated with tissue hypoxia. In this study we investigated ...

FLT1 Genetic Variation Predisposes to Neovascular AMD in Ethnically Diverse Populations and Alters Systemic FLT1 Expression

Owen, L. A.; Morrison, M. A.; Ahn, J.; Woo, S. J.; Sato, H.; Robinson, R.; Morgan, D. J.; Zacharaki, F.; Simeonova, M.; Uehara, H.; Chakravarthy, U.; Hogg, R. E.; Ambati, B. K.; Kotoula, M.; Baehr, W.; Haider, N. B.; Silvestri, G.; Miller, J. W.; Tsironi, E. E.; Farrer, L. A.; Kim, I. K.; Park, K. H.; DeAngelis, M. M. (2014)

PURPOSE. Current understanding of the genetic risk factors for age-related macular degeneration (AMD) is not sufficiently predictive of the clinical course. The VEGF pathway is a key therapeutic target for treatment of ...

'Invading edge vs. inner' (edvin) patterns of vascularization: an interplay between angiogenic and vascular survival factors defines the clinical behaviour of non-small cell lung cancer

Giatromanolaki, A.; Koukourakis, M. I.; Sivridis, E.; O'Byrne, K.; Gatter, K. C.; Harris, A. L. (2000)

Neo-angiogenesis during neoplastic growth involves endothelial mitogenic and migration stimuli produced by cancer or tumour stromal cells. Although this active angiogenesis takes place in the tumour periphery, the process ...

Leptin, Adiponectin, and Ghrelin Levels in Female Patients with Asthma during Stable and Exacerbation Periods

Tsaroucha, A.; Daniil, Z.; Malli, F.; Georgoulias, P.; Minas, M.; Kostikas, K.; Bargiota, A.; Zintzaras, E.; Gourgoulianis, K. I. (2013)

Objective. The mechanisms underlying the relationship between obesity and asthma have not been fully established. Data in the literature suggest that adipose tissue-derived hormones may be implicated. However, no definite ...

Low Oxygen Tension Enhances Hepatitis C Virus Replication

Vassilaki, N.; Kalliampakou, K. I.; Kotta-Loizou, I.; Befani, C.; Liakos, P.; Simos, G.; Mentis, A. F.; Kalliaropoulos, A.; Doumba, P. P.; Smirlis, D.; Foka, P.; Bauhofer, O.; Poenisch, M.; Windisch, M. P.; Lee, M. E.; Koskinas, J.; Bartenschlager, R.; Mavromara, P. (2013)

Low oxygen tension exerts a significant effect on the replication of several DNA and RNA viruses in cultured cells. In vitro propagation of hepatitis C virus (HCV) has thus far been studied under atmospheric oxygen levels ...

Metabolic control of diabetes is associated with an improved response of diabetic retinopathy to panretinal photocoagulation

Kotoula, M. G.; Koukoulis, G. N.; Zintzaras, E.; Karabatsas, C. H.; Chatzoulis, D. Z. (2005)

OBJECTIVE - To study the influence of glycemic control and the presence of microalbuminutia on the initial response to partretinal photocoagulation (PRP) in patients with a high-risk proliferative diabetic retinopathy ...

Methylenetetrahydrofolate reductase gene polymorphism as a risk factor for diabetic nephropathy: a meta-analysis

Zintzaras, E.; Uhlig, K.; Koukoulis, G. N.; Papathanasiou, A. A.; Stefanidis, I. (2007)

Investigations into the association between diabetic nephropathy (DN) and MTHFR C677T gene polymorphism in several case-control studies has yielded contradictory results. To shed light on these inconclusive findings, a ...

The relationship between C677T methylenetetrahydrofolate reductase gene polymorphism and retinopathy in type 2 diabetes: a meta-analysis

Zintzaras, E.; Chatzoulis, D. Z.; Karabatsas, C. H.; Stefanidis, I. (2005)

The association between retincipathy in type 2 diabetes [diabetic retinopathy (DR)] and the C677T polymorphism in the methylenetetrahydrofolate reductase (MTHFR) gene has been investigated in several case-control studies. ...

RNA-Mediated therapeutics: From gene inactivation to clinical application

Kalavrizioti, D.; Vourekas, A.; Stamatopoulou, V.; Toumpeki, C.; Giannouli, S.; Stathopoulos, C.; Drainas, D. (2006)

The specific targeting and inactivation of gene expression represents nowdays the goal of the mainstream basic and applied biomedical research. Both researchers and pharmaceutical companies, taking advantage of the vast ...