- Deacetylation of the herpes simplex virus type 1 latency-associated transcript (LAT) enhancer and a decrease in LAT abundance precede an increase in ICP0 transcriptional permissiveness at early times postexplant. Amelio, A.L., Giordani, N.V., Kubat, N.J., O'neil, J.E., Bloom, D.C. J. Virol. (2006)