====== Organisms that can invade an intact corneal epithelium ======
====Bacteria====
  * Neisseria gonorrhoeae
  * Neisseria meningitidis
  * Corynebacterium diphtheriae
  * Haemophilus influenzae
  * Listeria monocytogenes
====Parasites====
  * Acanthamoeba 
====Viruses====
  * Herpes simplex virus (HSV) 
  * Varicella-zoster virus (VZV)

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