What is a selectable marker gene?

A selectable marker is a gene introduced into a cell, especially a bacterium or to cells in culture, that confers a trait suitable for artificial selection. read more

The key difference between selectable marker and reporter gene is that the selectable marker is used to screen out the non-transformed cells and to signal the transformed cells while reporter gene is used to quantify the level of gene expression within the host. CONTENTS 1. Overview and Key Difference 2. What is Selectable Marker 3. What is Reporter Gene 4. read more

In nuclear biology and molecular biology, a marker gene is a gene used to determine if a nucleic acid sequence has been successfully inserted into an organism's DNA. In particular, there are two sub-types of these marker genes: a selectable marker and a marker for screening. read more