- Complementary DNA probes for the Duchenne muscular dystrophy locus demonstrate a previously undetectable deletion in a patient with dystrophic myopathy, glycerol kinase deficiency, and congenital adrenal hypoplasia. McCabe, E.R., Towbin, J., Chamberlain, J., Baumbach, L., Witkowski, J., van Ommen, G.J., Koenig, M., Kunkel, L.M., Seltzer, W.K. J. Clin. Invest. (1989)