Cell culture molecular biology primarily involves cultures of cells on flat plastic dishes. This technique is known as two-dimensional (2D) cell culture, and was first developed by Wilhelm Roux who, in 1885, removed a portion of the medullary plate of an embryonic chicken and maintained it in warm saline for several days on a flat glass plate. From the advance of polymer technology arose today's standard plastic dish for 2D cell culture, commonly known as the Petri dish. Julius Richard Petri, a German bacteriologist, is generally credited with this invention while working as an assistant to Robert Koch. Various researchers today also
Nyanya (dish) black porridge, brains, and other things. "What niania this is!" he added to Chichikov. "Never would you get such stuff in a town, where one is given the devil knows what." The dish is also mentioned in the Saltykov-Shchedrin's novel "Old Years in Poshekhonye". Nyanya (dish) Nyanya or niania () is an ancient Russian dish. It consists of a sheep’s abomasum stuffed with mutton brains, head meat, legs, onion and buckwheat porridge. The dish is known from the 9th century. Nyanya was forbidden by the Russian Orthodox Church because pagan Slavs used the dish in their rituals. The nyanya is