source	studies
Blood	48
Cultured cells	10
Spinal cord	8
Liver	7
Unspecified	6
Muscle	6
Feces	5
Bacterial cells	5
Yeast cells	3
Plant	3
Cyst fluid	2
Intestine	2
Lung	2
Brain	2
Heart	2
Placenta	1
Plant Leaves and Roots	1
Saliva	1
Sputum	1
Stem cells	1
Subcutaneous fat	1
Testis	1
Tritrichomonas musculis cells	1
Urine	1
Uterine fluid	1
Ventricles	1
iPSC cells	1
Amniotic fluid	1
Breast	1
Cecal content	1