Rumfelt, L.L. & Avila, D. & Diaz, M. & Bartl, S. & McKinney, E.C. & Flajnik, M.F. (2001)
A shark antibody heavy chain encoded by a nonsomatically rearranged VDJ is preferentially expressed in early development and is convergent with mammalian IgG.
Proceedings of the National Academy of Sciences of the United States of America, 98(4), 1775–1780