Nancy S. Shepherd
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1
Total Citations
130
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About
Nancy S. Shepherd is a distinguished molecular geneticist whose pioneering work in genomic library construction has fundamentally advanced human genome research. Her primary research areas include genomic cloning systems, large-insert DNA library development, and high-throughput screening methodologies. Shepherd's most significant contribution came with her landmark 1994 paper, "Preparation and screening of an arrayed human genomic library generated with the P1 cloning system," which has garnered over 130 citations. In this seminal work, she described the construction and characterization of a three-fold coverage human genomic library using the bacteriophage P1 cloning system, employing size-fractionated Sau3AI partial digests of high molecular weight DNA. This innovative approach enabled stable propagation of large genomic fragments, dramatically improving the efficiency of physical mapping and positional cloning efforts. Her methodology became a cornerstone for subsequent genome sequencing projects, including the Human Genome Project. Shepherd's technical achievements in creating arrayed, stable genomic libraries provided researchers worldwide with essential tools for gene discovery and genomic analysis, establishing her as a key figure in the development of modern genomic resources.
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