Macropinocytosis as a Mechanism of Entry into Primary Human Urethral Epithelial Cells by Neisseria gonorrhoeae

AUTOR(ES)
FONTE

American Society for Microbiology

RESUMO

Gonococcal entry into primary human urethral epithelial cells (HUEC) can occur by macropinocytosis. Scanning and transmission electron microscopy revealed lamellipodia surrounding gonococci, and confocal laser scanning microscopy analysis showed organisms colocalized with Mr 70,000 fluorescein isothiocyanate-labeled dextran within the cells. Phosphoinositide 3-kinase inhibitors and an actin polymerization inhibitor prevented macropinocytic entry of gonococci into HUEC.

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