Detection of Escherichia coli in foods: indole staining methods for cellulosic and polysulfone membrane filters.
Optimized procedures for staining Escherichia coli colonies on cellulosic and polysulfone membrane filters are described. An explanation for the behavior of the Ehrlich reaction on membrane filters is suggested.
D001431:Bacteriological Techniques; D002482:Cellulose; D004926:Escherichia coli / Q000302:isolation & purification*; D005374:Filtration / Q000295:instrumentation; D005516:Food Microbiology; D007211:Indoles / Q000032:analysis; D011108:Polymers; D013194:Staining and Labeling; D013450:Sulfones; D014466:Ultraviolet Rays
D007211:Indoles; D011108:Polymers; D013450:Sulfones; D002482:Cellulose