J. Robin Warren

J. Robin Warren (2015) - The Discovery of Helicobacter

Before the 1970s, well fixed specimens of gastric mucosa were rare. Then the flexible endoscope was introduced. This enabled gastroenterologists to take numerous well-fixed small biopsies from the stomach. Gastric histology and pathology were clearly demonstrated byWhitehead in 1972, including a feature he termed ‘active’ gastritis