Lymphoid and myeloid cell populations in the non-pregnant human Fallopian tube and in ectopic pregnancy
2011

Study of Immune Cells in the Human Fallopian Tube

Sample size: 18 publication Evidence: moderate

Author Information

Author(s): Shaw J.L.V., Fitch P., Cartwright J., Entrican G., Schwarze J., Critchley H.O.D., Horne A.W.

Primary Institution: University of Edinburgh

Hypothesis

The study aims to characterize lymphoid and myeloid cell populations in the non-pregnant Fallopian tube and determine alterations in ectopic pregnancy.

Conclusion

The study found that immune cell populations in the Fallopian tube are altered in ectopic pregnancy compared to the non-pregnant state.

Supporting Evidence

  • The study identified CD3+ lymphocytes, dendritic cells, monocytes, neutrophils, and NK cells in the Fallopian tube.
  • CD11c+ cells were significantly higher in the mid-luteal phase compared to the follicular phase.
  • In ectopic pregnancy, the numbers of CD45+, CD68+, and CD11c+ cells were significantly increased.

Takeaway

This study looked at the types of immune cells in the Fallopian tube and found that they change when a woman has an ectopic pregnancy.

Methodology

The study used flow cytometry and immunohistochemistry to analyze immune cell populations in Fallopian tube biopsies.

Potential Biases

The findings may not be representative of the entire Fallopian tube due to the limited sampling.

Limitations

The study had a limited number of tissue samples and only analyzed the ampullary section of the Fallopian tube.

Participant Demographics

Women aged 18 to 45 years.

Statistical Information

P-Value

p<0.01 for CD11c+ cells, p<0.05 for CD45+ cells, p<0.0001 for CD68+ cells in ectopic pregnancy.

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1016/j.jri.2011.01.014

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