PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19231363-1 2009 A spectrometric method was investigated to measure the activities of recombinant human cyclic nucleotide phosphodiesterase 4 (PDE4), based on the use of malachite green (MLG) to quantify phosphate released from adenosine-5"-monophosphate (AMP) by the action of calf intestinal alkaline phosphatase (CIAP). adenosine-5"-monophosphate 211-237 phosphodiesterase 4A Homo sapiens 126-130