PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22094978-6 2012 The ratio of dissolved oxygen to ammonium loading rate (DO/ALR) was critical to maintain high ammonium removal efficiency and nitrite accumulation ratio. Nitrites 126-133 growth factor, augmenter of liver regeneration Homo sapiens 59-62 22094978-7 2012 Over 85% of nitrite accumulation ratio and more than 95% of ammonium removal efficiency were achieved at DO/ALR ratios in an optimal range of 4.0-6.0 mg O(2)/g N d, even under the disturbances of ammonium loading rate. Nitrites 12-19 growth factor, augmenter of liver regeneration Homo sapiens 108-111