Human insulin differs from other mammalian types by having a different C-terminal amino acid on the B chain. The immunological difference between beef insulin and human insulin, which is presumably responsible for the antigenicity of the former in some human beings, is thus limited to very a small portion of the whole molecule.
Serum albumin is a well-defined protein, but no laboratory has yet attempted to ascertain its full chemical structure.
To advance science is highly honourable, and I believe the institution of the Nobel Prizes has done much to raise the prestige of scientific discovery.
Today and always, there will be an obligation to pass on to the new generation the tradition of liberal scholarship - scientific or in the humanities - and to bring the understanding of things and human actions to everyone.
The production of antibody is not the only, nor I believe the most important, manifestation of immunity, but for reasons both historical and of experimental convenience, antibody is likely to remain the touchstone of immunological theory.
