Non-variceal upper gastrointestinal bleeding(UGIB) is defined as bleeding proximal to the ligament of Treitz in the absence of oesophageal, gastric or duodenal
Umbilical cord blood (UCB) is a valuable source of hematopoietic stem cells (HSCs) and potential alternative for bone marrow transplantation for patients who la
Induced pluripotent stem cells(iPSCs)were first generated by Yamanaka and colleagues over a decade ago.Since then,iPSCs have been successfully differentiated in