Pierre Legrain

Papers

Total Citations

147

H-Index

About

Pierre Legrain has been a pioneering force in the field of functional genomics, with his research centered on large-scale protein interaction mapping and the development of high-throughput methods to decode the molecular networks within cells. His most influential contribution is the advancement of the yeast two-hybrid (Y2H) system, which he helped transform from a targeted assay into a genome-wide discovery tool. His landmark 2000 paper, "Genome-wide protein interaction maps using two-hybrid systems," has garnered over 147 citations and laid the methodological groundwork for systematically charting the interactome. By demonstrating how automated sequencing and Y2H could be combined to probe protein-protein interactions at an unprecedented scale, Legrain enabled researchers to move beyond single-gene studies toward a systems-level understanding of cellular function. His work has been instrumental in bridging the gap between raw genomic data and biological meaning, providing the scientific community with robust frameworks for exploring disease mechanisms and identifying novel drug targets. Through these achievements, Legrain has established himself as a key architect of modern interactomics.