Lactic Acid Bacteria Enriched from Human Gastric Biopsies

Table 2

Background values of CFU counts from the enrichment culture before the enrichment step.

Patient number	Plating conditions	log CFU mL^−1 medium^a
		Site of the biopsy
		Cardia		Antrum		Pylorus
		Plate count agar	MRS agar	Plate count agar	MRS agar	Plate count agar	MRS agar
11	Anaerobic	6.1	6.0	5.3	4.2	2.3	3.1
12	Anaerobic	3.0	<2.0	2.8	2.8	3.1	3.3
	Aerobic	2.2	<2.0	3.0	3.2	3.5	3.0
13	Anaerobic	<2.0	<2.0	<2.0	<2.0	<2.0	<2.0
	Aerobic	<2.0	<2.0	3.1	<2.0	<2.0	<2.0

^a< in front of the log means values below the detection limit in the particular experiment.