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. 2015 Mar 20;10(3):e0120923. doi: 10.1371/journal.pone.0120923

Fig 7. Expression of hppD genes from multiple Aeromonas sp. in E. coli BL21 results in pigmentation.

Fig 7

(A) Photographs of E. coli BL21 (pET26b(+)), E. coli BL21 (pET26b(+)-hppD-AS), E. coli BL21 (pET26b(+)-hppD-AH) and E. coli BL21 (pET26b(+)-hppD-WS), incubated at 30°C and 22°C, respectively. (B) HPLC analysis of the supernatants of BL21 (pET26b(+)), BL21 (pET26b(+)-hppD-AS), BL21 (pET26b(+)-hppD-AH), BL21 (pET26b(+)-hppD-WS), incubated at 22°C.