Difference Between Ex Vivo & In Vitro Testing Methods ... | in vitro ex vivo
Today,manytestingmethodsareavailabletocosmeticsbrandsthatwanttotesttheirproductsforsafety,characterizetheirefficacyandactiveingredients,orguideresearchanddevelopmentofnewformulations.TestingmethodsinsciencearetraditionallycalledbytheirLatinnames,suchasinvivo,exvivo,invitro,insilico,andmore.Eachnamebroadlydescribesthetestenvironment:forinstance,invivoandexvivomean,respectively,experimentsconductedinsideandoutsidealivingbody.Let’sexamineinvitroandexvivotestingmethodsinmoredetail.Invitrotransla...
Today, many testing methods are available to cosmetics brands that want to test their products for safety, characterize their efficacy and active ingredients, or guide research and development of new formulations.
Testing methods in science are traditionally called by their Latin names, such as in vivo, ex vivo, in vitro, in silico, and more. Each name broadly describes the test environment: for instance, in vivo and ex vivo mean, respectively, experiments conducted inside and outside a living body.
Let’s examine in vitro and ex vivo testing methods in more detail.
In vitro translates from Latin as “in glass.” This testing method involves experiments on biological matter (cells or tissues) outside of a living organism. The reference to glass is quite literal: in vitro experiments were historically conducted in a Petri dish.
One of the features of in vitro testing is that a specific lineage of cells (e.g., keratinocytes, fibroblastes or melanocytes) are ...