(a) Uncentrifuged sperm sample
(b) SLC-selected sperm sample from the same boar
Figure 5: Sperm tracks obtained during motility analysis of uncentrifuged and SLC-selected boar sperm samples using the SpermVision motility analyzer. Note: red dots indicate immotile spermatozoa, green tracks indicate progressively motile spermatozoa, and yellow tracks indicate locally motile spermatozoa.