title: GSM5239560: maternal COVID placenta 4 (COVID4); Homo sapiens; RNA-Seq
library_construction_protocol: Villi were dissected from fresh placental tissue and rinsed three times in PBS. Villous samples were homogenized and centrifuged before RNA isolation using the Qiagen RNAeasy Mini Kit. RNA libraries were prepared for sequencing following rRNA depletion using standard Illumina protocols