How a Mouse Virus Can Turn B Cells into Cancer Cells
Author Information
Author(s): Liang Xiaozhen, Paden Clinton R., Morales Francine M., Powers Ryan P., Jacob Joshy, Speck Samuel H.
Primary Institution: Emory University School of Medicine
Hypothesis
Infection of fetal liver-derived B cells with murine gammaherpesvirus 68 (MHV68) leads to their immortalization and differentiation into B plasmablasts.
Conclusion
The study shows that MHV68 can immortalize fetal liver-derived B cells, leading to the development of lymphomas in immunocompromised mice.
Supporting Evidence
- MHV68 infection of fetal liver cells leads to their immortalization and differentiation into B plasmablasts.
- Immortalized B cell lines can establish lymphomas in immunocompromised mice.
- Viral cyclin D homolog and latency-associated nuclear antigen are required for B cell immortalization.
Takeaway
Researchers found that a virus can change baby mouse blood cells into cancer cells that can grow forever in a lab and cause tumors in sick mice.
Methodology
Fetal liver cells from day 15 embryos were infected with MHV68 and cultured to generate immortalized B cell lines.
Limitations
The study primarily focuses on a specific mouse model, which may not fully represent human gammaherpesvirus infections.
Participant Demographics
Fetal liver-derived B cells from day 15 mouse embryos were used.
Digital Object Identifier (DOI)
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