microarray technology Actions Share Share Share to social media Facebook X URL https://www.britannica.com/technology/microarray Share Share Share to social media Facebook X URL https://www.britannica.com/technology/microarray Also known as: DNA microarray Written by Kara Rogers Kara Rogers is the senior editor of biomedical sciences at Encyclopædia Britannica, where she oversees a range of content from medicine and genetics to microorganisms. She joined Britannica in 2006 and... Kara Rogers Fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors. The Editors of Encyclopaedia Britannica Last Updated: Sep 17, 2024 • Article History Table of Contents microarray, laboratory technique used in the study and analysis of biological molecules, particularly DNA and proteins, in which a probe of interest is affixed in a grid pattern to the surface of a small chip. Microarrays have a variety of applications, including in the diagnosis and treatment of disease, drug discovery and development, forensic analysis, the detection of infectious agents, and basic research. Microarrays, as their name implies, are very small. The chip itself, which is usually made of glass, plastic, or silicon, typically ranges in size from about 1 square cm to several centimeters on each side. The spot ...(100 of 910 words)

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