PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21051874-3 2011 MATERIALS AND METHODS: Intracellular calcium concentration ([Ca(2+)](i)) was measured with the indicator dye Fura-2 in response to lysophosphatidic acid, thrombin and sphingosine-1-phosphate. Fura-2 109-115 coagulation factor II, thrombin Homo sapiens 154-162