Novel compounds which bind specifically to human CD160, including a light chain variable domain (VL), a chosen sequence defined by SEQ ID No: 14 or SEQ ID No: 13 and a heavy chain variable domain (VH), a sequence chosen from SEQ ID No: 11, SEQ ID No: 25, SEQ ID No: 26, SEQ ID No: 27, SEQ ID No: 28, SEQ ID No: 29 or SEQ ID No: 30, fragments thereof or derivatives thereof.