As far as the immune system is concerned, the gut is full of bacterial friends and foes: commensal microorganisms must be tolerated, whereas pathogens must be expelled. At the front line, maintaining ...

Deep in the folds of the intestine, in microscopic pockets called crypts, a quiet surveillance system is always at work. Stem ...

Cystoscopic evaluation identified a large bladder tumor on the right lateral/posterior wall. August 2013: Transurethral resection of bladder tumor identified high grade papillary urothelial carcinoma ...

With data on side-opening cutting forceps showing above a 90% diagnostic rate for tissue biopsy in adult patients with eosinophilic esophagitis (EoE) who undergo biopsy of the esophageal lamina propia ...