Robuta

https://www.thermofisher.com/antibody/primary/panther/nuclear%20retention%20of%20unspliced%20pre-mRNA%20at%20the%20site%20of%20transcription
Antibodies for proteins involved in nuclear retention of unspliced pre-mRNA at the site of transcription pathways, according to their Panther/Gene Ontology...
nuclear retentionthe sitepremrna