Table 1 Bacterial strains used in this study.

From: Purpurin suppresses Salmonella invasion of host cells by reducing the secretion of T3SS-1 effector proteins

Salmonella strains

Relevant properties

Source

SL1344 WT

Streptomycin resistant

Xiaoyun Liu, Peking

University China

SL1344 ΔinvA

Deficient in functional T3SS-1 by the deletion of InvA

Xiaoyun Liu, Peking

University China

SL1344 SipA-beta-lactamase (SipA-TEM)

SL1344 carrying the vector of SipA-TEM

This study

SL1344 ΔinvA (SipA-TEM)

SL1344 ΔinvA carrying the vector of SipA-TEM

This study

SL1344 pJL03-vector

SL1344 carrying the vector of pJL03

This study

SL1344 pJL03-hilA

SL1344 carrying the vector of pJL03-hilA

This study

SL1344 ΔflhC

Deficient in flagellum by

the deletion of flhC

This study