Signaling between protein, growth factor is critical for coordinated cell migration
... primordium. During development the lateral line primordium migrates from the zebrafish head to the tail tip, ... normally senses guidance cues is turned off and primordium cells stall and tumble randomly instead of ... that restrict Wnt pathway signaling to the primordium tip. Conversely, when the Wnt pathway is ...Cross-species transplant in rhesus macaques is step toward diabetes cure for humans
... insulin all together. The Washington University researchers transplanted 19 embryonic pig pancreatic primordia into each diabetic monkey. Each primordium is smaller than the diameter of a period that ends a sentence and is transplanted into a membrane that envelops the intestines and other digestive ...Female embryonic sexual development driven by universal factor
... and ovary," he said. "Only at a certain stage of development does this primordium start to follow a different path." In the early days of research into ... player in the cast of molecules known to be involved in transforming the primordium into testis or ovary. This molecule, beta-catenin, is an important ...