<prompt> Which of the following bacteria act by increasing CAMP-Which of the following bacteria act by increasing CAMP-Staphyloccus aureusE. coli, heat stable toxinSalmonella  <response>: Ans. is a i.e., Vibrio cholerae . V. cholerae and heat labile toxin of E.coli cAMP . Heat stable toxin of E coli -- cGMP 