PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10682461-8 1998 Compared with the normotensive group, maternal serum NO2-/NO3- in PIH group was significantly higher (P < 0.01), while significantly higher serum NO2-/NO3- were also found in umbilical venous blood in PIH group (P < 0.05). Nitrogen Dioxide 53-56 NBL1, DAN family BMP antagonist Homo sapiens 58-61