The exposed normal ocular surface consists of cornea and conjunctiva. Epithelial cells, goblet cells and immune cells are present in the conjunctiva. Here, a non-invasive, technique of impression cytology is described using an impression cytology device and flow cytometry to analyze immune cells in the conjunctiva.
Bose, T., Hou, A., Lee, R., Tong, L., Chandy, K. G. A Non-invasive Way to Isolate and Phenotype Cells from the Conjunctiva. J. Vis. Exp. (125), e55591, doi:10.3791/55591 (2017).