Changlu Xu

Changlu Xu^*,1, 

Yiqing Chen^*,1, 

Jiajia Lin¹, 

Huinan H. Liu^1,2,3 

¹Materials Science and Engineering Program, University of California, Riverside, 

²Department of Bioengineering, University of California, Riverside, 

³Stem Cell Center, University of California, Riverside