Development of the digestive system Development of the digestive system The development of the digestive system concerns the epithelium of the digestive system and the parenchyma of its derivatives, which originate from the endoderm. Connective tissue, muscular components, and peritoneal components originate in the mesoderm. Different regions of the gut tube such as the esophagus, stomach, duodenum, etc. are specified by a retinoic acid gradient that causes transcription factors unique to each region to be expressed. Differentiation of the gut and its derivatives depends upon reciprocal interactions between the gut endoderm and its surrounding mesoderm. Hox genes in the mesoderm are induced by a Hedgehog
Acidic (band) me feeling cheerful and optimistic." "MuzikReviews.com" said "Acidic has a solid release in Getting Lucky. There is an undeniable catchiness to ACIDIC’S whole album that fans of pop/rock/alternative music will love. For a band this young...to fit in with the likes of Green Day, Mest and The Deftones is quite a feat." "The Ripple Effect" said, "Precocious...pretty much describes this blazing sophomore album from just ending teenagers. Here are some serious rockers, locked in, and blasting it out with frenzied abandon." Acidic (band) ACIDIC is an indie rock band from Southern California. The band consists of lead vocalist /guitarist Michael