TABLE 4

Bacterial and yeast strains used for antimicrobial testing of PUW F and MIN A, C, and D

Test organism (HAMBI no.)aMediumbIncubation temp (°C)Incubation time (h)Gram stain reactionc
Pseudomonas sp. (2796)TGY2824
Micrococcus luteus (2688)TGY2824+
Bacillus subtilis (251)TGY2824+
Pseudomonas aeruginosa (25)TGY3724
Escherichia coli (396)TGY3724
Bacillus cereus (1881)TSA2824+
Burkholderia cepacia (2487)TSA3724
Staphylococcus aureus (11)TSA3724+
Xanthomonas campestris (104)NA2824
Burkholderia pseudomallei (33)NA3724
Salmonella enterica serovar Typhi (1306)NA3724
Arthrobacter globiformis (1863)NA2824
Kocuria varians (40)NA2824+
Candida albicans (261)YM agar3724Yeast
Cryptococcus albidus (264)YM agar2824Yeast
Saccharomyces cerevisiae (1164)YM agar2824Yeast
  • a HAMBI, culture collection of University of Helsinki, Faculty of Agriculture and Forestry, Department of Microbiology.

  • b The compositions of all media were obtained from the American Type Culture Collection (ATCC). TGY, tryptone glucose yeast; TSA, tryptic soy agar; NA, nutrient agar; YM agar, yeast malt agar.

  • c −, negative; +, positive.