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Volume 8, Number 4—April 2002

Dispatch

Multiply Resistant (MR) Salmonella enterica Serotype Typhimurium DT 12 and DT 120: A Case of MR DT 104 in Disguise?

Andrew J. LawsonComments to Author , Miatta U. Dassama, Linda R. Ward, and E. John Threlfall
Author affiliations: Central Public Health Laboratory, London, United Kingdom

Main Article

Table

Salmonella enteric serotype Typhimurium phage typing scheme, selected phage reactions

Phage type Selected routine phages
Additional phages
8 10 11 12 13 14 15 16 17 18 20 27 28 29 32 35 1 2 3 10 18
104 -/± - - CL CL - - - - CL +/± +/± -/± - -/± +/± - - - OL -
104L -/± - - ++ ++ - - - - +/SCL - - - - - - - - - OL -
12 - - - CL CL - - - - - - - - - - - SCL SCL SCL OL -
12L -/± - - CL CL - - - - - - - - - - - - - - OL -
120 - - - - - - - - - CL - - - - - - red red red OL -

L = light or reduced reaction with typing phages; CL = clear lysis; OL = opaque lysis; SCL = semi-confluent lysis; red = reduced zone; ±, +, ++ = increasing numbers of discrete plaques, - = no reaction.

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