Influence of the level of γ-glutamyltranspeptidase activity on the response of poorly and moderately differentiated rhabdomyosarcoma cell lines to all-trans-retinoic acid

1. Palomares, T.
2. Castro, B.
3. Del Olmo, M.
4. Iglesias, A.
5. Bilbao, P.
6. Alonso-Varona, A.