Extended Data Figure S9. Schematic of L1Hs retrotranspostion assay.
a, Schematic of constructs tested indicating the site of 129L1PA4 transplant into L1Hs and concept of L1-GFP assay24 in which GFP expression marks cells where a transfected L1-episome has retrotransposed into a HEK293 cell’s chromosomes.