Table 1.

Quantitative data on MEV isolation yield. MEV protein yields are averaged from n-number of isolations. MEV particle yields from nanoparticle tracking analysis (Figure 3). MEV RNA yields averaged from measurements performed in technical triplicate (Figure 7).

	Human fluff MEV	Human milk serum MEV	Bovine fluff MEV	Bovine milk serum MEV
Average protein yield (µg ml–1 start milk)	19.2 (n = 2)	46.1 (n = 3)	51.3 (n = 3)	113.8 (n = 3)
Particle yield (number ml–1 start milk)	2.09 × 1012	3.44 × 1012	3.29 × 1012	1.12 × 1013
RNA yield (ng ml–1 start milk)	13	32	53	239