GT Biology Abbreviation

Generation Time

Time taken for a cell population to double in numbers and thus equivalent to the average length of the cell cycle.

Gastrin

In humans, gastrin is a peptide hormone that stimulates secretion of gastric acid (HCl) by the parietal cells of the stomach and aids in gastric motility. It is released by G cells in the pyloric antrum of the stomach, duodenum, and the pancreas.

Glucuronyl Trans-Ferase

Group Tensions

Glutamyl Transpeptidase

Gastrostomy

Gastrostomy is the creation of an artificial external opening into the stomach for nutritional support or gastric decompression. Typically this would include an incision in the patient's epigastrium as part of a formal operation. It can be performed through surgical approach, percutaneous approach by interventional radiology, or percutaneous endoscopic gastrostomy.