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Updated: Aug 20, 2026

Use of In vivo Imaging to Monitor the Progression of Experimental Mouse Cytomegalovirus Infection in Neonates
Published on: July 6, 2013
[The carcinogenesis of human cytomegalovirus to mouse cervix]
1Department of Oncogenic Virus Research Institute, Hubei Medical University, Wuhan 430071.
Abstract:
We plugged the gelfoam impregnated with virus stock solution into mouse cervix with ophthalmic forceps. Mice of Kun-Ming strain were infected with UV-inactivated HCMV (human cytomegalovirus). After 31 weeks, cervical carcinomas were induced in 15% of the infected mice. In another group, infected with UV-inactivated HCMV adding croton oil, the carcinogenesis was 18.8%, but incontrol group, it was 0%. HCMV IE (immediate early) antigen in 12 cancer tissues of UV-inactivated HCMV treated group were all positive, and HCMV IE antibody geometrical average titre in mouse serum of the same group was 1:167.2, but the same two parameters in control group were both negative. The ANAE positive rate of lymphocytes in mouse peripheral blood of UV-inactivated HCMV treated group was 38.9 +/- 6.8%, and of control group was 67.8 +/- 8.0%.
Insights
Human cytomegalovirus (HCMV) infection in mice led to cervical carcinomas. This study investigated the oncogenic potential of HCMV, finding a link between viral infection and cancer development.
Area of Science:
- Virology
- Oncology
- Immunology
Context:
- Human cytomegalovirus (HCMV) is a common herpesvirus with suspected links to various cancers.
- Cervical cancer remains a significant global health concern, with viral infections implicated in its pathogenesis.
Purpose:
- To investigate the potential of UV-inactivated human cytomegalovirus (HCMV) to induce cervical carcinomas in a mouse model.
- To evaluate the correlation between HCMV infection, carcinogenesis, and immune responses.
Summary:
- Mice infected with UV-inactivated HCMV developed cervical carcinomas, with a 15% incidence rate.
- Co-administration of croton oil with HCMV increased carcinogenesis to 18.8%, compared to 0% in controls.
- HCMV immediate early (IE) antigen and IE antibody titers were positive in infected mice with tumors, while absent in controls.
- Decreased ANAE positive rates in lymphocytes were observed in HCMV-infected mice.
Impact:
- This research provides evidence for the oncogenic potential of HCMV in cervical carcinogenesis.
- Findings suggest HCMV may play a role in the development of cervical cancer, warranting further investigation.
- The study highlights the importance of understanding viral contributions to cancer etiology.
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