Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12885-017-3945-6/MediaObjects/12885_2017_3945_Fig1_HTML.gif)
Length distribution of small RNA library reads in normal Adult testis (dataset N3), TGCTs (datasets SE3 for seminoma and NS3 for nonseminoma) and matched adjacent GCNIS-containing testis tissues (datasets GCNIS SE3 and GCNIS NS3, respectively) as well as somatic tissue (adult brain). The rest of the datasets are presented in Additional file 2: Figure S3