This increase in research would lead to the discovery of further genes related to int1; however, since all those genes had not been activated via proviral integration, it quickly became clear that the int gene nomenclature was no longer adequate.
This increase in research would lead to the discovery of further genes. These further genes are related to int1. The int gene nomenclature was no longer adequate. It quickly became clear this. This was however. All those genes had not been activated via proviral integration.