Yung Hyun Choi focuses on Apoptosis, Cancer research, Cell biology, Molecular biology and Programmed cell death. The concepts of his Apoptosis study are interwoven with issues in Cancer cell, Cell culture and Cell growth. His Cancer research research is multidisciplinary, incorporating elements of Cell, Cell cycle, Protein kinase B, Downregulation and upregulation and Internal medicine. His Protein kinase B study combines topics in areas such as Tumor necrosis factor alpha, PI3K/AKT/mTOR pathway and MAPK/ERK pathway. His Molecular biology research also works with subjects such as