Han Xu is an Associate Professor at The University of Texas MD Anderson Cancer Center, where his research integrates molecular biology, CRISPR-based functional genomics, and bioinformatics to dissect cancer mechanisms. His recent work employs base editing and tiling mutagenesis screens to map DNA repair variant phenotypes, revealing how Pol θ-mediated end-joining tolerates mismatched microhomologies. He has also identified SART3 as a reader of methylarginine motifs and uncovered DARS1-AS1/YBX1-controlled posttranscriptional circuits driving glioblastoma radioresistance. His studies on MTA-cooperative PRMT5 inhibitors highlight immunotherapeutic strategies for MTAP-loss tumors. Xu’s multiomics and in vivo CRISPR approaches address metabolic vulnerabilities in melanoma brain metastasis, advancing precision oncology through systems-level genome biology.
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