PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
9263742-3	1997	was administered over 2 h. NHE activity was measured by quantifying cytosolic pH (pHi) recovery following acidification of the cells with propionic acid and by pH clamping at various pHi values between 7.2 and 5.8 using nigericin.	Nigericin	220-229	solute carrier family 9 member C1	Homo sapiens	27-30