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. 2021 Oct 22;11(11):2802. doi: 10.3390/nano11112802

Figure 4.

Figure 4

Biomass, total lipid contents, and lipid production of Chlorella sp. UJ-3 exposed to various concentrations of Fe3O4 NPs (Culture time: 21 days; Different letters on the top of column indicate significant differences between means: a, b, c, d; a’, b’, c’, d’; A, B, C, D; p < 0.05).