Ling's main function is as technical director in the Center for Medical Genomics at IUSM. The Center for Medical Genomics is a multi-functional genomics center facilitated with Illumina HiSeq 4000, Illumina NextSeq 500, Life Technologies Ion Proton Sequencer, Sequenom MassARRAY, and Affymetrix GeneChip Array for Next-Gen sequencing, SNP genotyping, allele-specific expression, targeted methylation, and gene expression microarray. The center serves as the core for genomics research on campus as well as off campus.