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Table 2 The antimicrobial spectrum of LysB4

From: Characterization of LysB4, an endolysin from the Bacillus cereus-infecting bacteriophage B4

Organisms Relative lytic activity (%)
Gram-negative bacteria Escherichia coli MG1655 ++
  Escherichia coli O157:H7 ATCC 43894 ++
  Escherichia coli O157:H7 ATCC 43890 ++
  Escherichia coli O157:NM 3204-92 ++
  Pseudomonas aeruginosa ATCC 27853 ++
  Cronobacter sakazakii ATCC 29544 ++
  Shigella flexineri 2a strain 2457 T +
  Shigella boydii IB 2474 ++
  Salmonella Typhimurium LT2 +
  Salmonella Enteritidis ATCC 13078 +
Gram-positive bacteria Listeria monocytogenes ATCC 19114 ++
  Bacillus cereus ATCC 40133 +++
  Bacillus cereus ATCC 27348 +++
  Bacillus subtilis 168 +++
  Enterococcus faecalis ATCC 29212 -
  Staphylococcus aureus ATCC 29213 -
  Lactococcus lactis subsp. Lactis ATCC 11454 -
  Streptococcus thermophilus ATCC 19258 -
  1. Gram-negative bacteria were treated with EDTA. Relative lytic activity was obtained by comparing the lytic activity of each test to it toward B. cereus ATCC10876; 1-40% +, 41-70% ++, 71-100% +++, 0% -