Gene Dosage; RNA, Small Interfering/genetics; RNA, Small Interfering/metabolism; Uterine Cervical Neoplasms/genetics; Uterine Cervical Neoplasms/metabolism; Animals; Apoptosis/genetics; Cell Proliferation; DNA-Binding Proteins/antagonists & inhibitors; DNA-Binding Proteins/genetics; DNA-Binding Proteins/metabolism; Female; Gene Expression Regulation, Neoplastic/genetics; Genetic Vectors/genetics; Genetic Vectors/metabolism; HEK293 Cells; HeLa Cells; Humans; Lentivirus/genetics; Lentivirus/metabolism; Mice; Mice, Knockout; Oncogene Proteins, Viral/antagonists & inhibitors; Oncogene Proteins, Viral/genetics; Oncogene Proteins, Viral/metabolism; RNA Interference; RNA, Small Interfering/chemistry; Uterine Cervical Neoplasms/therapy; Vascular Endothelial Growth Factor A/antagonists & inhibitors; Vascular Endothelial Growth Factor A/genetics; Vascular Endothelial Growth Factor A/metabolism; Xenograft Model Antitumor Assays