A solution of double-stranded DNA fragments whose molecule weights (and number of base pairs) are known and standardized. The ladder is used to calibrate electrophoresis gels so that samples of unknown DNA that have been introduced into the gel can be measured.

DNA ladder is a sample topic from the Taber's Medical Dictionary.

To view other topics, please or purchase a subscription.

Taber’s Cyclopedic Medical Dictionary Online + Mobile powered by Unbound Medicine. Find 65,000 medical and nursing definitions. Download to iPhone, iPad, and Android. Learn more.

Citation

TY - ELEC T1 - DNA ladder ID - 734372 PB - Taber's Medical Dictionary UR - https://www.unboundmedicine.com/medline/view/Tabers-Dictionary/734372/all/DNA_ladder ER -