Number of dendritic cells (DCs) and vessels in the central cornea.

M, male; F, female; N.P., not performed; N.D., not detected; PKP, penetrating keratoplasty. Number of dendritic cells (DCs) and vessels in the central cornea.M，男性（Male）；F，女性（Female）；N.P.，未实施（Not Performed）；N.D.，未检出（Not Detected）；PKP，穿透性角膜移植术（Penetrating Keratoplasty）。角膜中央区树突状细胞（dendritic cells, DCs）与血管的数量。