For organ harvest, mice were deeply anesthetized with 5% isoflurane, sacrificed by cervical dislocation and organs were harvested in the following order.

Organ	Histology	Homogenization	Flow cytometry
spleen	50%	50%	–
kidney	one kidney	one kidney	–
liver	ca. 5 × 10 mm piece	ca. 5 × 10 mm piece	–
lung	Right lobe	Left lung and one small right lobe	rest
heart	50%	50%	–
Submandibular salivary gland	one lobe	one lobe	–
trachea	upper 3mm	Rest	–
brain	one lobe	one lobe	–
ileum	ca. 5 cm	ca. 5 cm	–
feces	–	taken directly from colon if applicable	–
colon	ca. 3 cm	ca. 3 cm