Trachea would open an investigation of Macchiarini's work and publications. Several bioengineering approaches have been tested to repair and replace the trachea, indicating extraordinary difficulties in a successful graft due. A 2016 article cited the tremendous difficulties of tracheal revascularization as a major challenge to any form of tracheal replacement. The study also notes that on top of the revascularization issue, there is no evidence that using bone-marrow stem-cells on a de-cellularized native trachea or synthetic scaffold will induce airway tissue regeneration, and such a method remains hypothetical. Ligaments Trachea The trachea, colloquially called the windpipe, is a cartilaginous tube that
What What (In the Butt) What What (In the Butt) "What What (In the Butt)" is a viral video created by Andrew Swant and Bobby Ciraldo for the song of the same name by Samwell. It is known for its numerous camp references to homosexuality and anal sex. The lyrics of the song, a production of Mike Stasny, mostly revolve around the title. The video was made in Milwaukee, Wisconsin and uploaded on Valentine's Day 2007 to YouTube. As of March 2016, the video had over 60 million views. On 5 March 2007, with regard to the Christian imagery in the video, Samwell said, in