The corpora lutea were collected via ovariosalpingohysterectomy and immediately frozen in liquid nitrogen for total RNA extraction. Total RNA was extracted using TRIzo® reagent  in accordance with the manufacturer’s instructions. The libraries were constructed  using Truseq RNA library Preparation kit v2 (Illumina, San Diego, CA, USA) in accordance with the manufacturer’s standard procedure
GEO Accession
GSM2365434