source	studies
Blood	66
Cultured cells	26
Feces	18
Bacterial cells	17
Plant	11
Liver	9
Urine	8
Unspecified	7
Brain	7
Lung	6
Cerebrospinal fluid	5
Cells	5
Kidney	5
Cecum	4
Roots	4
Muscle	4
Yeast cells	3
Heart	3
Leaf	2
Colon	2
Amniotic fluid	2
Keratinocytes	2
Biofilm	2
Worms	2
Tissue	2
Stem cells	2
Tail	2
Parasite	2
Uterine fluid	2
Larvae	1