scholarly journals Dynamics of circulating vascular endothelial growth factor‐A predict benefit from antiangiogenic cediranib in metastatic or recurrent cervical cancer patients

2019 ◽  
Vol 85 (8) ◽  
pp. 1781-1789
Author(s):  
Cong Zhou ◽  
Sarah Taylor ◽  
Jonathan Tugwood ◽  
Kathryn Simpson ◽  
Gordon C. Jayson ◽  
...  
2011 ◽  
Vol 4 ◽  
pp. CGM.S7113 ◽  
Author(s):  
Ozgur Kemik ◽  
Ahu Sarbay Kemik ◽  
Aziz Sümer ◽  
Sevim Purisa ◽  
A. Cumhur Dulger ◽  
...  

Background The aim of the present study was to determine whether serum vascular endothelial growth factor (VEGF) can provide prognostic information independent of carcinoembryonic antigen levels in patients undergoing curative surgery. Methods Serum samples were collected from 158 patients with colorectal cancer and from 100 controls. Serum and tissue levels of VEGF were measured by enzyme-linked immunosorbent assay. Serum VEGF levels in colorectal cancer patients were compared with those in healthy controls, and we retrospectively assessed the association between serum VEGF levels and clinicopathologic findings and survival. Results VEGF expression was significantly higher in colorectal cancer tissue compared with nontumor tissue. Mean serum VEGF levels in patients were significantly higher than those in controls, and significantly higher in patients with large tumors, lymph node involvement, and distant metastases. Conclusion Elevated serum VEGF was significantly associated with poor survival, but was only an independent risk factor for poor survival in Stage II and/or III disease. Elevated serum VEGF is significantly associated with development of colorectal cancer, and lymph or distant invasive phenotypes and survival, especially in Stage II and III patients.


2018 ◽  
Vol 25 (1) ◽  
pp. 107327481878935 ◽  
Author(s):  
Monika Zajkowska ◽  
Monika Zbucka-Krętowska ◽  
Iwona Sidorkiewicz ◽  
Emilia Lubowicka ◽  
Grażyna Ewa Będkowska ◽  
...  

Cervical cancer (CC) remains a major diagnostic problem. The introduction of human papillomavirus vaccination significantly reduced the number of new cases; however, the search for new methods that would earlier indicate the development of cancerous changes is vital. The aim of this study was to investigate the diagnostic power of those parameters in comparison to Cancer Antigen 125 (CA 125) and Squamous Cell Carcinoma Antigen (SCC-Ag) in patients with CC and in relation to the control group. The study included 100 patients with CC and 50 healthy women. Plasma levels of tested parameters were determined by enzyme-linked immunosorbent assay, CA 125, and SCC-Ag by chemiluminescent microparticle immunoassay. Plasma levels of all parameters in the total cancer group showed statistical significance (in all cases P < .05). In stage I cancer, only vascular endothelial growth factor (VEGF) and tissue inhibitors of metalloproteinase 1; in stage II, all the tested parameters and CA 125; and in stage III + IV, VEGF, matrix metalloproteinase 9 (MMP-9), and CA 125 showed statistical significance when compared to the healthy volunteers group. Vascular endothelial growth factor showed the highest value of sensitivity from all tested parameters (I: 75%, II: 76%, III + IV: 94%, and 82% in total CC group). The highest specificity was obtained by MMP-9 (94%). In the total CC, stage I, and stage II groups, all tested parameters showed statistically significant area under the receiver operating characteristics curve (AUC), but maximum range was obtained for the combination VEGF + SCC-Ag (I: 0.9146, II: 0.8941, III + IV: 0.9139, total CC group: 0.9347). The combined analysis of tested parameters and tumor markers resulted in an increase in sensitivity and AUC values, which provides hope for developing new panel of biomarkers that may be used in the diagnosis of CC in the future.


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