E. coli SALMONELLA LISTERA Major foods Gram Group Lowest D value for cooking z-value Aerobe or Anaerobe Reservoir in nature Intoxication or Infection Spore former? Species grps Temp related feature or groups Toxin grps If any E. coli SALMONELLA LISTERA Major foods Gram Group Lowest D value for cooking z-value Aerobe or Anaerobe Reservoir in nature Intoxication or Infection Spore former? Species grps Temp related feature or groups Toxin grps If any.