TABLE 1.
Origins of strains used
| Species | Strain | Origin |
|---|---|---|
| Lactobacillus helveticus | ITG LH1 | Industrial strain |
| ITG LH77 | Industrial strain | |
| CNRZ 32 | Artisanal lactic starter of Gruyère de Comté, France | |
| Streptococcus thermophilus | CNRZ 385 | |
| CIP 102303T | Pasteurized milk | |
| TA 060a | Industrial strain | |
| L. delbrueckii subsp. lactis | ITG LL14 | Industrial strain |
| ITG LL51 | Industrial strain | |
| L. delbrueckii subsp. bulgaricus | CNRZ 397 | Starter of yoghurt |
| NCDO 1489 | Bulgarian yoghurt |
a
Kindly supplied by Texel, Dangé St Romain, France.