Patent Awarded for Plant-Based Collagen. Biloine W. Young â¢ Mon, July 7th, 2014. Print this article. The U.S. Patent Office has granted CollPlant Ltd a patent covering processing methods for making human collagen from plants. Collagen is the most common protein in the human body. CollPlantâs technology is based on the production of human collagen through the genetic engineering of tobacco plants by implanting five genes in them that are found in the connective tissues of the human body.
The analects were written during a 30-50 year period after Confucius' death, by his pupils.
Writing, Beliefs, and Everyday Life. A great deal is known about Uruk because of excavations of the site beginning in 1850 and because the earliest writing in the world comes from there, dated to about 3500 BCE. People in Uruk wrote on clay tablets with reeds.