gene expressionmedical dictionary

<molecular biology> The full use of the information in a gene via transcription and translation leading to production of a protein and hence the appearance of the phenotype determined by that gene. Gene expression is assumed to be controlled at various points in the sequence leading to protein synthesis and this control is thought to be the major determinant of cellular differentiation in eukaryotes.

This entry appears with permission from the Dictionary of Cell and Molecular Biology

(11 Mar 2008)