Cell-free Supernatant from Exiguobacterium acetylicum Isolated from Water Cabbage (Pistia stratiotes) Roots Inhibits Bacillus subtilis and Escherichia coli, Ranganathan, Ashok Kumar, Peña, Jr Renato A. Dela, Malison Marilyn T., Punzalan, Jr Oscar V., Pangilinan Christian R., and Gracilla Daniel E. , Pharmacognosy Journal, December 2017, Volume 10, Issue 1, p.198-201, (2018)