- Functions of the POU domain genes Skn-1a/i and Tst-1/Oct-6/SCIP in epidermal differentiation. Andersen, B., Weinberg, W.C., Rennekampff, O., McEvilly, R.J., Bermingham, J.R., Hooshmand, F., Vasilyev, V., Hansbrough, J.F., Pittelkow, M.R., Yuspa, S.H., Rosenfeld, M.G. Genes Dev. (1997)