title: GSM2107420: control rep1; Mus musculus; RNA-Seq
library_construction_protocol: testis were removed, undifferentiated spermatogonia was separated by CD90.2 antibody conjugated beads(Cat#130-049-101) and MACS separation colum(Cat#130-042-201), and RNA was harvested using Trizol reagent. RNA libraries were prepared for sequencing using standard Illumina protocols