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RNA virus associated antigen in human placenta.
Annals of Clinical and Laboratory Science
|March 1, 1980
Summary
Human cytotrophoblast cells from early pregnancy contain mouse mammary tumor virus associated antigen. This antigen was primarily detected on the cell surface using immunofluorescence microscopy.
Area of Science:
- Immunology
- Virology
- Cell Biology
Background:
- The presence of viral antigens in human placental cells can have implications for maternal-fetal health.
- Understanding viral antigen expression during early gestation is crucial for developmental and immunological studies.
Purpose of the Study:
- To investigate the presence and localization of mouse mammary tumor virus (MMTV) associated antigen in early human cytotrophoblast.
Main Methods:
- Indirect immunofluorescence microscopy was employed to detect the MMTV associated antigen.
- Human placental tissues from six to ten weeks of gestation were utilized.
Main Results:
- Mouse mammary tumor virus associated antigen was detected in human cytotrophoblast cells.
- The antigen exhibited a predominant localization in the periphery of the cells.
Conclusions:
- Early human cytotrophoblast expresses MMTV associated antigen.
- The peripheral localization suggests potential roles in cell-cell interactions or placental function.