PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12622373-4 2003 A CE-LIF technique for determining the viability of boar sperm was developed using the fluorescent stains SYBER-14 and propidium iodide. Propidium 119-135 LIF interleukin 6 family cytokine Homo sapiens 5-8 12843957-5 2003 In order to assess the health hazard of active recovery of these resting cells, we studied biofilms with two fluorochromes: a fluorescein diacetate derivative, CDF, which detects esterase activity and gives a green fluorescence to cells, and propidium iodide, IP, which enters cells with injured membranes and gives a red fluorescence to nucleic acids. Propidium 242-258 LIF interleukin 6 family cytokine Homo sapiens 160-163