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 cells were generated in 1973 by transfection of cultures of normal human embryonic kidney cells with sheared adenovirus
How to Grow a Woman from the Ground an engineer, an assistant engineer, two mastering people, and an artist. "How to Grow a Woman from the Ground" takes influence from different genres, “drawing equally from traditional bluegrass, progressive acoustic, and singer/songwriter traditions”, with one critic calling the majority of the album very “roots oriented”. The album has a bluegrass or progressive bluegrass core; bluegrass mandolinist Ronnie McCoury became the album’s official “bluegrass guru” to ensure that there was “someone who could make sure we didn’t do anything clichéd or trite”. In regard to the album’s style, Thile said that “All in all, "How to Grow a Woman from