C Quantification of TNTs containing mitochondria in shCtr and shM2 H1299 cells. The percentage of TNTs containing mitochondria was determined. n=168, 187 and 192 for shCtr, shM2#1 and shM2#2 groups, respectively; three independent experiments. Data information: data were analyzed using FlowJo analysis software. When co-cultured through the filter in transwells, only 0.01% or f 