Genetic recombination and recombinational DNA repair also occurs in bacteria and archaea, which use asexual reproduction. Recombination can be artificially induced in laboratory (in vitro) settings, producing recombinant DNA for purposes including vaccine development.rom Wikipedia, the free encyclopedia. A current model of meiotic recombination, initiated by a double-strand break or gap, followed by pairing with an homologous chromosome and strand invasion to initiate the recombinational repair process.
Anti-reflux surgery is a treatment for acid reflux, also known as GERD (gastroesophageal reflux disease). GERD is a condition in which food or stomach acid come back up from your stomach into the esophagus.
Symptoms of reflux or heartburn are burning in the stomach that you may also feel in your throat or chest, burping or gas bubbles, or trouble swallowing food or fluids. The most common procedure of this type is called fundoplication. In this surgery, your surgeon will: First repair the hiatal hernia, if one is present. This involves tightening the opening in your diaphragm with stitches to keep your stomach from bulging upward through the opening in the muscle wall. Some surgeons place a piece of mesh in the repaired area to make it more secure.