George Hajishengallis, D.D.S., Ph.D. is the Thomas W. Evans Centennial Professor at the University of Pennsylvania, School of Dental Medicine. His field of interest lies at the host-microbe interface, where his work has illuminated novel mechanisms of microbial dysbiosis and inflammation, as well as inflammation resolution and tissue regeneration. He combines basic and translational research leading to innovative approaches to clinical problems, such as exemplified by periodontitis. Read more.


Wang H, Divaris K, Pan B, Li X, Jong-Lim JH, Saha G, Barovic M, Giannakou D, Korostoff JM, Bing Y, Sen S, Moss K, Wu D, Beck JD, Ballantyne CM, Natarajan P, North KE, Netea MG, Chavakis T, Hajishengallis G. (2024). Clonal hematopoiesis driven by mutated DNMT3A promotes inflammatory bone loss. Cell. May 30: S0092-8674(24)00492-6. PMID: 38838669

To view all publications, click here.

latest press

Penn Today: New insights on stem cell clones and inflammation in the bones:
“Research led by George Hajishengallis of Penn Dental sheds light on an aging-related condition that drives inflammation in older populations.”

To read full article, click here.