SDS-PAGE of Texas red-labeled Ad2 (source, M. Nakano).  For further information see (1)

(1). Greber, U. F., et al. (1998) in Adenovirus entry into cells: A quantitative fluorescence microscopy approach, ed. W. S. M. Wold (Humana Press, Inc, Totowa, NJ USA), pp. 217-230.