Table 1 Comparing of biofilm-producing properties in CRA and MTP method for S. pseudintermedius strains in healthy and sick cats.

From: Epidemiology of Staphylococcus pseudintermedius in cats in Poland

Method

CRA

MTP

Strains unable to produce slime

[%]

Week slime producer strains

[%]

Slime producer strains

[%]

Strains unable to produce slime

A570

 < 0.447 [%]

Week slime producer strains

0.447 < A570 ≤ 0.954 [%]

Medium slime producer strains

0.9546 < A570 ≤ 1.908 [%]

Strong slime producer strains

A570 > 1.908

[%]

Healthy cats

18.2

54.5

27.3

0

0

59.1

40.9

Sick cats

7.7

53.8

38.5

0

0

46.2

53.8

All cats

14.3

54.3

31.4

0

0

54.3

45.7

  1. CRA—Congo red agar.
  2. MTP—microtitre plate test.
  3. A570—the absorbance signals at a wavelength of 570 nm.