(a) Prior to detection of DNM1 and DNM2 proteins, aldehyde/sulphate latex beads were used to concentrate caput epididymosomes amenable with downstream fluorescence imaging applications. (TIF 1173 kb) 12915_2019_653_MOESM2_ESM.tif (1.1M) GUID:?6CC08F4B-6288-4021-B61D-D9B88A862242 Additional file 3: Figure S3. Detection of GM1 labeling of