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Table 1 Activity spectrum of the inhibitory agents of the isolated Lactococcus species; diameter (mm) of inhibition zones

From: Characterization of bacteriocin from Lactococcus isolated from traditional Algerian dairy products

Target microorgamisms

Bac1

Bac2

Bac3

Bac4

Bac5

Bac6

Lactic acid bacteria

Lactococcus lactis ssp. lactis IPA32

6

-

-

17

24

13

Lactococcus lactis ssp. cremoris IPA34

-

15

11

13

12

9

Pediococcus acidilactici IPA11

-

8

-

6

-

11

Pediococcus ssp. IPA10

4

9

20

2

23

6

Leuconostoc citrovorum IPA74

18

-

10

9

15

8

Cocci Gram +

Streptococcus α hemolytic IPA61

11

6

13

18

20

9

Streptococcus β hemolytic IPA63

12

10

6

22

23

11

Staphylococcus aureus IPA100

-

11

-

-

-

10

Staphylococcus aureus IPA119

4

-

-

13

19

-

Staphylococcus aureus IPA103

3

23

18

12

14

18

Staphylococcus aureus IPA209P

-

-

-

-

-

-

Staphylococcus aureus IPA36

19

15

24

19

24

14

Yeasts

Candida albicans IPA1

-

-

-

-

-

-

Candida albicans IPA2

-

-

-

-

-

-

Candida tropicalis IPA80

-

-

-

-

-

-

Candida ssp. IPA9

-

-

-

-

-

-

Bacilli Gram +

Listeria monocytogenes IPA1

17

23

16

-

25

14

Listeria ivanovii IPA1b

2

-

18

-

14

17

Bacillus polymyxa IPA20p

-

-

-

-

-

-

Bacillus cereus IPA21c

4

-

-

-

11

-

Bacillus lentimorbis IPA21l

-

-

-

-

-

10

Bacillus thuringiensis IPA21t

-

-

14

-

-

-

Bacillus brevis IPA21b

-

-

3

-

-

-

Bacillus megaterium IPA21mt

-

6

-

-

-

 

Bacillus macerans IPA21mc

-

-

-

-

12

-

Enterobacteria and Bacilli Gram -

Pseudomonas aeruginosa IPA

-

-

-

-

10

-

Pseudomonas fluorescens IPA64L(−)

15

-

13

-

17

-

Pseudomonas ssp. IPA80s

-

-

-

-

17

-

Acinetobacter IPA76

-

-

-

-

-

-

Escherichia coli IPA27

18

12

-

-

16

-

Escherichia coli IPA83

-

-

-

-

17

-

Escherichia coli IPA124

-

-

-

-

-

-

Escherichia coli IPA128

-

-

-

-

-

-

Escherichia coli IPA136

3

-

12

-

20

7

Klebsiella oxytoca IPA881k

-

15

-

-

-

-

Klebsiella pneumoniae IPA455

-

-

-

-

19

-

Klebsiella pneumoniae IPA885k

-

-

-

-

-

-

Citrobacter sp. IPA91c

-

-

-

-

-

-

Salmonella IPA90s

-

-

-

-

-

-

Vibrio IPA002

-

-

-

-

-

-

Proteus vulgaris IPA902v

-

-

12

-

16

-

Proteus mirabilis IPA902m

-

-

-

-

-

-

Enterobacter IPA6

-

4

16

-

10

-

  1. - no inhibition
  2. Bac1, Bac3, Bac5 are related to Lactococcus lactis ssp. lactis Lc l1, Lc l3, Lc l5, respectively
  3. Bac4, Bac6 are related to Lactococcus lactis ssp. cremoris Lc c4, Lc c6, respectively
  4. Bac2 is related to Lactococcus lactis ssp. lactis biovar diacetylactis Lc d2
  5. IPA Institut Pasteur d’Alger