And they use traditional liquid cultures, rather than the dried cultures that are used nowadays. (recipesfromapantry.com)
In a typical 3D culture system, cells cling to each other, forming spheroids that float in liquid culture media or expand into a soft matrix. (sciencemag.org)
For instance, liquid culture fermentation is used to produce large quantities of insulin and erythropoietin used to treat diabetes and anaemia, respectively (the latter has also found notoriety in distance sports, such as cycling and marathon running, for its endurance enhancing properties). (sciencemag.org)