Two Dimensional Gel Electrophoresis

**Semantic type:** Molecular Biology Research Technique

**Definition:** A laboratory procedure in which proteins are first separated across a gel, usually polyacrylamide, according to their isoelectric point, and then separated in a perpendicular direction on the basis of their molecular weight.

**Synonyms:** - 2 Dimensional Gel Electrophoresis - 2-D Gel Electrophoresis