Z-IETD-R110 is a substrate for caspase-8, which is involved at the early stage of apoptosis, acting as an initiator of the caspase activation cascade.Full name: Rhodamine 110, bis-(N-acetyl-L-isoleucyl-L-glutamyl-L-threonyl-L-aspartic acid amideλ Ex/λ Em of end product (R110) = 496/520 nmOff-white to pink solid soluble in DMSOC68H82N10O24MW: 1422