Zhengguan Yang, PhD, PharmD, joined AcePre in 2020 as a project manager. He is a registered pharmacist in South Carolina and uses his knowledge for research and drug development. His roles include developing orally controlled release and sustained release medication dose formulations for in vitro and in vivo evaluation, enhancing oral drug bioavailability, performing Phase I clinical evaluations in human volunteers, performing PK/PD evaluations mouse models and patients. His research expertise is particularly on the roles of DNA damage and repair in human cancer chemotherapy, especially nucleotide excision repair, homologous recombination repair, and base excision repair.