eISSN: 1897-4309
ISSN: 1428-2526
Contemporary Oncology/Współczesna Onkologia
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4/2003
vol. 7
 
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abstract:

Prognostic significance of occurrence of alternative splice mRNA VEGF forms – VEGF121, VEGF145, VEGF165, VEGF183, VEGF189, VEGF206in squamous intraepithelial lesions and cervical cancer

Adrian Łukasik
,
Anna Fila
,
Bogdan Michalski
,
Piotr Pordzik
,
Ryszard Poręba
,
Tadeusz Wilczok
,
Urszula Mazurek

Współcz Onkol (2003) vol. 7, 4 (286-293)
Online publish date: 2003/06/05
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Investigations show, that angiogenesis has largest meaning in process of progression of cervical cancer. Largest proangiogenic working shows VEGF. Well-known is six isoforms, which come into being mRNA: VEGF121, VEGF145, VEGF165, VEGF183, VEGF189 as well as VEGF206on road of alternative maturation. 119 segments (43 segments of proper epithelium, 38 LSIL, 17 HSIL, cervical cancer made up 21 segments in degree of clinical advancement IB – IIB) were pathomorfological estimated and molecular analysis was surrendered. Degree of expression VEGF was estimated (marking quantity of copy mRNA/1 μg RNA in studied tissue). Risk of cancer progression in aspect of occurrence of alternative splice mRNA VEGF forms were estimated. VEGF transcriptive activity in HSIL group was ignificantly higher in comparison with group LSIL and proper tissues of epithelium groups, VEGF transcriptive activity in LSIL group was significantly higher in comparison with proper tissues of epithelium group. Height of VEGF transcriptive activity in studied tissues segments of cervical cancer were not observed. In dependence from affirming isoforms VEGF risk of progression LSIL carries out suitably: for VEGF121 – 2.28, for VEGF145 – 1.32, for VEGF165 – 1.53, for VEGF183 – 1.73, for VEGF189 – 2.02, for VEGF206 – 1.45. In dependence from affirming isoforms VEGF risk of progression HSIL carries out suitably: for VEGF121 – 8.94, for VEGF189 – 12.95, for VEGF206 – 9.81. In dependence from affirming izoformy VEGF risk of progression of cervical cancer carries out suitably: for VEGF121 – 9.35, for VEGF165 – 5.49, for VEGF183 – 4.46, for VEGF186 – 3.58, for VEGF206 – 21.29.
keywords:

angiogenesis, cervical cancer, squamous intraepithelial lesion, VEGF121, VEGF145, VEGF165, VEGF183, VEGF189, VEGF206

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