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. 2020 Apr 16;13:74. doi: 10.1186/s13068-020-01712-0

Fig. 3.

Fig. 3

The isolated R. toruloides mutant strains RM11, RM14, and RM18 (a), and the identified carotenoids obtained from the three strains (b). The carotenoids peaks: 1, torularhodin; 2, torulene; 3. β-carotene