1. Katz, E., and Demain, A.L. The peptide antibiotics of Bacillus: Chemistry, biogenesis, and possible functions. Bacteriol. Rev. 41(2), 449-474 (1977). 2. Butaye, P., Devriese, L.A., and Haesebrouck, F. Antimicrobial growth promoters used in animal feed: Effects of less well known antibiotics on gram-positive bacteria. Clin. Microbiol. Rev. 16(2), 175-188 (2003). 3. Chancey, S.T., Zähner, H., and Stephens, D.S. Acquired inducible antimicrobial resistance in Gram-positive bacteria. Future Microbiol. 7(8), 959-978 (2012). 4. Astiazarán-García, H., Iñigo-Figueroa, G., Quihui-Cota, L., et al. Crosstalk between zinc status and Giardia infection: A new approach. Nutrients 7(6), 4438-4452 (2015).