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. 2022 Dec 13;11(12):843–853. doi: 10.1302/2046-3758.1112.BJR-2021-0590.R1

Fig. 1.

Fig. 1

a) and b) Colony morphologies of acute and chronic periprosthetic joint infection (PJI) microbial cultures: small colony variants (SCVs) could be isolated from chronic PJI cultures (indicated by black arrows). c) Expression levels of virulence factors in Staphylococcus aureus normal phenotype (NP) and SCVs. *p < 0.05. Agr, accessory gene regulator; Coa, coagulase; gyrb: gyrase subunit B; Hla, α-haemolysin; Luk-PV, Panton-Valentine leukocidin; mRNA, messenger RNA; PSM-α, phenol-soluble modulin-α.