Methods four hundred and fourteen children with chronic abdominal pain were examined by gastroscopy (PENTAX EPM-3500), and the rapid ureasetest were made.
It is supposed that the rapid ureasetest in combination with direct smear examination or the W-S silver method could reveal the positive rate more accurately.
作者认为,应用尿素酶试验同时进行直接涂片法或W - S银染法检查,可进一步提高阳性率。
3
Effect of genera carboxylic acid on urease, ammonification, nitrification of brown soil was studied through an indoor incubated test.