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Fig. 1

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ZDB-IMAGE-250909-32
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Figures for Guzman et al., 2025
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Figure Caption

Fig. 1 Molecular structures of colistin A and B, along with the composition of various colistin mixture formulations. Data sources: A-rich colistin (C4461, Sigma), B-rich colistin (LEAP0008978, Leapchem), and A-pure/B-pure colistin from own results. Additional references: Roberts K.D. et al. (2016) [16] (Brand 3) and Brink A.J. et al. (2014) [14] (Brands 4, 5, and 6). § Indicates that the remaining 5 % consists of minority compounds and either colistin A or B.

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