antibodies-online offers a large range of Annexin V kits for the detection of apoptosis in living cells. The kits are available for 25, 100 or 400 tests per kit and are designed using different labels for fluorescent detection, such as biotin, Cy3, Cy5, PE/Cy5, PE and FITC. Amongst the most frequently used kits is the FITC labeled kit that has been used in five high-impact publications in 2010 alone.