title: GSM3819639: PLAC-seq E12.5 rep1; Mus musculus; OTHER
library_construction_protocol: Male C57BL/6J mice were purchased from Jackson laboratories at 8 weeks of age and maintained in the Salk animal barrier facility on 12 hr dark-light cycles with food ad libitum for four weeks before dissection. Cerebral cortex was dissected and snap-frozen in dry ice. All protocols were approved by the Salk Institute's Institutional Animal Care and Use Committee (IACUC). Libraries were constructed by REACH-seq workflow.