From: Helicobacter pylori infection and circulating ghrelin levels - A systematic review
Research question | Explanatory data |
---|---|
Is H pylori infection associated with circulating ghrelin levels? | Data comparing circulating ghrelin concentration in H pylori positive and negative subjects |
What is the effect of eradicating H pylori on circulating ghrelin levels? | Data comparing the circulating ghrelin concentration before and after H pylori eradication |
What is the effect of H pylori infection on ghrelin expression in the stomach? | Data assessing any of the gastric ghrelin parameters |