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    Rights: Living Cell Technologies Ltd. Supplied by Peter Hosking and covered by signed release forms from Peter and Bob Elliott Published 30 March 2016 Size: 300 KB Referencing Hub media

    Living or viable pig islet cells are green when stained with acridine orange/propidium iodide (AO/PI) and viewed under a fluorescence microscope, while dead or non-viable islets are orange. This is an important quality control check before the pig cells are processed for transplanting.