Insulin analog with additional disulfide bond has increased stability and preserved activity

Tine N. Vinther, Mathias Norrman, Ulla Ribel, Kasper Huus, Morten Schlein, Dorte B. Steensgaard, Thomas Å. Pedersen, Ingrid Pettersson, Svend Ludvigsen, Thomas Kjeldsen, Knud Jørgen Jensen, František Hubálek