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Fig. 3 | Animal Microbiome

Fig. 3

From: The modulation of intestinal commensal bacteria possibly contributes to the growth and immunity promotion in Epinephelus akaara after feeding the antimicrobial peptide Scy-hepc

Fig. 3

Scy-hepc feeding promote the immunity performance of E. akaara against E. tarda infection. a, E. akaara of different feed additives were challenged with E. tarda at the 48 h absolute lethal dose after 35 days feeding. Survival curves for each experimental group were assessed through the Kaplan–Meier log-rank test. b, the intestinal morphology of E. akaara following E. tarda-infected. c, d, histological pathology of stomach and intestine tissues in uninfection, Scy-hepc, florfenicol, B.subtilis,vector and control group. The blue arrowpoint towards infiltrated inflammatory cells; the green arrowpoint towards the goblet cells

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