Dominance and gene dosage balance in health and disease: why levels matter!

Abstract excerpt

The classical concept of genetic dominance is a simplification of a more quantitative reality. This is clearly exemplified by aneuploid syndromes, of which the best known case is trisomy 21. Moreover, there is an increasing number of clinical conditions due to reduced dosage (haploinsufficiency) of genes encoding transcription factors and other proteins involved in signal transduction and macromolecular...

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