Medical Definition of biobank
: a storage place for biological samples (such as human tissue, blood, or DNA) that may be used especially for future medical research Folks at the National Cancer Institute are launching an effort to establish the U.S.'s first national biobank: a safe house for tissue samples, tumor cells, DNA and blood, which would be used for research into new treatments for diseases.—Time, 7 Dec. 2009—called also biorepository
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