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Table 1 Strains and groups involved in this study

From: Interactions between Lactobacillus rhamnosus GG and oral micro-organisms in an in vitro biofilm model

a. Strains and growth conditions

   

Strain

Origin

Agar/Broth

Growth conditions

Lactobacillus rhamnosus GG ATCC 53103 (L.GG)

Valio Ltd., Helsinki, Finland

de Man, Rogosa and Sharpe (MRS)

24 h, 37 °C, 5 % CO2

Candida albicans ATCC 10231 (Ca)

American Type Culture Collection (ATCC)

Sabouraud

24 h, 37 °C, air

Streptococcus mutans ATCC 27351 (Sm)

ATCC

Brain Heart Infusion (BHI)

24 h, 37 °C, 5 % CO2

Streptococcus sanguinis ATCC 10556 (Ss)

ATCC

BHI

24 h, 37 °C, 5 % CO2

Aggregatibacter actinomycetemcomitans ATCC 43718 (Aa)

ATCC

BHI

24 h, 37 °C, 5 % CO2

Fusobacterium nucleatum ATCC 25586 (Fn)

ATCC

Brucella

48 h, 37 °C, in anaerobic condition (mixture of 0.2 % O2, 5 % CO2, 9.9 % H2, 84.9 % N2)

b. Group setup of dual- and multi- species biofilm groups and respective agars and cultural conditions to detect viable cells from biofilms

Groups

Strain(s)

Agars and cultural conditions

L.GG + Ca

L.GG, Ca

72 h, 37 °C,

L.GG: MRS in 5 % CO2 condition

Ca: Sabouraud in air

Sm, Ss, Aa, Fn: BHI in anaerobic condition

L.GG + Sm

L.GG, Sm

L.GG + Ss

L.GG, Ss

4SP

Ss, Aa, Ca, Fn

4SP + L.GG

Ss, Aa, Ca, Fn, L.GG

5SP

Ss, Aa, Ca, Fn, Sm

5SP + L.GG

Ss, Aa, Ca, Fn, Sm, L.GG