The reversion to the Roman communion of his old friend Crotus led to his mordant Responsio amici (1532, anon.) to the Apologia (1531) of Crotus.
The members were described as jurati (also burgenses, vicini, amici), although in some communes that term was reserved for the members of the governing body.
Some of the epidemics of this period in Italy and Germany are known by the accounts of eminent physicians, as Vochs, Fracastor, Mercurialis, Borgarucci, Ingrassia, Massaria, Amici, &c., (3) whose writings are important because the question of contagion first began to be raised, and also plague had to be distinguished from typhus fever, which began in this century to appear in Europe.
Brown's views as to the structure of the unimpregnated ovule (with the introduction of the term "sac embryonnaire"); and in that it shows how nearly Brongniart anticipated Amici's subsequent (1846) discovery of the entrance of the pollen-tube into the micropyle, fertilizing the female cell which then develops into the embryo.
Amici in 1854, and was appointed in 1864 to succeed him as director.