ITS-PCR amplification patterns of clinical strains. Lanes 1 and 30, 100-bp ladder molecular size markers. Lane 2, S. epidermidis type strain; lanes 3 and 4, S. epidermidis clinical isolates; lane 5, S. haemolyticus type strain; lanes 6 and 7, S. haemolyticus clinical isolates; lane 8, S. aureus control strain; lanes 9 and 10, S. aureus clinical isolates; lane 11, S. hominis type strain; lanes 12 and 13, S. hominis clinical isolates; lane 14, S. saprophyticus type strain; lanes 15 and 16, S. saprophyticus clinical isolates; lane 17, S. warneri type strain; lanes 18 and 19, S. warneri clinical isolates; lane 20, S. simulans type strain; lane 21, S. simulans clinical isolate; lane 22, S. lugdunensis type strain; lane 23, S. lugdunensis clinical isolate; lane 24, S. caprae type strain; lane 25, S. caprae clinical isolate; lane 26, S. carnosus type strain; lane 27, S. carnosus clinical isolate; lane 28, S. cohnii subsp. cohnii type strain; lane 29, S. cohnii clinical isolate.