Canna~Fangled Abstracts Lactobacillus acidophilus NCFM affects colonic mucosal opioid receptor expression in patients with functional abdominal pain – a randomised clinical study. 2014 May 22. doi: 10.1111/apt.12800. Lactobacillus acidophilus NCFM affects colonic mucosal opioid receptor expression in…Freedom WaresMay 22, 2014