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. 2022 Sep 24;2:41. doi: 10.1186/s44158-022-00068-1

Fig. 1.

Fig. 1

IgA levels in control and glutamine (GLN) groups. Data are presented as mean ± SD. °, * and  ^ indicate a significant difference in GLN vs control at T0 (p < 0.05), at T4 (p < 0.05), and at T8 (p < 0.01); • indicates a significant difference (p < 0.05) in the GLN group between T4 and T8