Kalmar "Isles of Langerhans" tana nufin ƙananan gungu na sel a cikin pancreas waɗanda ke samarwa da ɓoye hormones, kamar insulin da glucagon, waɗanda ke daidaita matakan sukari na jini a cikin jiki. Masanin ilimin halin dan Adam Paul Langerhans ne ya kirkiro wannan kalma, wanda ya gano wadannan kwayoyin halitta a 1869.
