The T lymphocyte structure CD60 contains a sialylated carbohydrate epitope that is expressed on both gangliosides and glycoproteins.
Fox DA, He X, Abe A, Hollander T, Li LL, Kan L, Friedman AW, Shimizu Y, Shayman JA, Kozarsky K. Immunol Invest. 2001 May; 30(2):67-85.