Table 1.

The description of samples.

Sample	Starter Culture: L. delbrueckii subsp. bulgaricus	Pectin Content	Short Description
Control group
Control	No	No	The crushed 1:4 mixture oat flakes and water treated by amylolytic enzymes. Not fermented by L. bulgaricus.
Control+	No	Yes	The crushed 1:4 mixture oat flakes and water treated by amylolytic enzymes. Add. pectin (1%). Not fermented by L. bulgaricus.
Control_h	No	No	The “control” additionally milled by the homogenizer. Not fermented by L. bulgaricus.
Control_h+	No	Yes	The “Control_h” additionally milled by the homogenizer. Add. pectin (1%). Not fermented by L. bulgaricus.
Experimental group
Unhomog	Yes	No	The “Control” fermented by L. bulgaricus.
Unhomog+	Yes	Yes	The “Control+” fermented by L. bulgaricus.
Homog	Yes	No	The “Control_h” fermented by L. bulgaricus.
Homog+	Yes	Yes	The “Control_h+” fermented by L. bulgaricus.