Learn how to use this product Schneider's Drosophila Medium was initially developed for the in vitro culture of S2 cells of Drosophila melanogaster. Schneider's Drosophila Medium has applications in Insect cell culture, transient or stable transfections, and recombinant protein expression. When supplemented with 5 to 20% heat-inactivated fetal bovine serum (FBS), Schneider's Drosophila Medium has been found to support the growth of primary and established cultures of cells derived from Drosophila and various other dipteran species.