IS EXOS AN ACRONYM FOR SOMETHING ELSE? ADVERTISEMENT 464 viewsJune 4, 2015 0 PATRICK June 4, 2015 0 Comments 2 Answers ActiveVotedNewestOldest 0 NatalieSmith5 Posted 0 Comments Hello Patrick Thomas, I do not know right now; but, I found this: http://www.acronymfinder.com/Exoenzyme-S-(immunology)-(ExoS).html Take care, Natalie aka NAPS 2 B Fit. You are viewing 1 out of 2 answers, click here to view all answers. Register or Login