HEK 293 cells may vary. The following proteins of interest (among many others) are commonly found in untreated HEK 293 cells: HEK 293 cells Human embryonic kidney 293 cells, also often referred to as HEK 293, HEK-293, 293 cells, or less precisely as HEK cells, are a specific cell line originally derived from human embryonic kidney cells grown in tissue culture. HEK 293 cells have been widely used in cell biology research for many years, because of their reliable growth and propensity for transfection. They are also used by the biotechnology industry to produce therapeutic proteins and viruses for gene therapy. HEK 293
How to Change the World How to Change the World How to Change the World: Social Entrepreneurs and the Power of New Ideas is a book by journalist David Bornstein about successful social innovation. It was first published in 2003 and an updated edition followed in 2007. The book explores the definition of a social entrepreneur in the modern world, and provides examples of ordinary people who formed organizations centered on making a difference. Bornstein's purpose is "to call attention to the role of a particular type of actor who propels social change." Bornstein also discusses the rising global trend towards social entrepreneurialism, arguing that