A protein microarray (or protein chip) is a high-throughput technique used to follow the associations and exercises of proteins, and to decide their capacity, and deciding capacity for an enormous scope. Its fundamental preferred position lies in the way that huge quantities of proteins can be followed in equal. The chip comprises of a help surface, for example, a glass slide, nitrocellulose film, globule, or microtitre plate, to which a variety of catch proteins is bound. Test atoms, ordinarily marked with a fluorescent color, are added to the exhibit. Any response between the test and the immobilized protein transmits a fluorescent sign that is perused by a laser scanner.Protein microarrays are quick, computerized, practical, and profoundly delicate, expending little amounts of tests and reagents.