About: http://webisa.webdatacommons.org/23516395

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	At 250 ???m sildenafil, N-demethylation was primarily mediated through the low-affinity, high-Km enzyme (approximately 83%), whilst at 2.5 ???m there was a greater role for the high-affinity, low-Km enzyme (approximately 61%).
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov