'''Molecular Computationalcomputational Identificationidentification (MCID)''' is a technique in which molecules are used as means for identifying individual cells or nano-devicesnanodevices.<ref name="New Scientist">{{cite news|url=http://www.newscientisttech.com/article.ns?id=dn9904&feedId=online-news_rss20 |publisher=[[New Scientist]] |accessdate=3 September 2006-09-03 |date=3 September 2006-09-03 |title='Molecular computers' act as tiny ID tags}}</ref>