Dongfang Hospital of Beijing University of Chinese Medicine 1 article published in JoVE Genetics Quantitative Analysis of Alternative Pre-mRNA Splicing in Mouse Brain Sections Using RNA In Situ Hybridization Assay Xuan Guo1,2, Yiqing Zhao1,3, Hieu Nguyen1, Tonghua Liu2, Zhenghe Wang1,3, Hua Lou1,3,4 1Department of Genetics and Genome Sciences, Case Western Reserve University, 2Department of Endocrinology, Dongfang Hospital of Beijing University of Chinese Medicine, 3Case Comprehensive Cancer Center, Case Western Reserve University, 4Center for RNA Science and Therapeutics, Case Western Reserve University An in situ hybridization (ISH) protocol that uses short antisense oligonucleotides to detect alternative pre-mRNA splicing patterns in mouse brain sections is described.