University of Hong Kong and Guangzhou Institutes of Biomedicine and Health

2 ARTICLES PUBLISHED IN JoVE

Developmental Biology

A Familial Hypercholesterolemia Human Liver Chimeric Mouse Model Using Induced Pluripotent Stem Cell-derived Hepatocytes

Jiayin Yang^*1,2,6, Lai-Yung Wong^*2, Xiao-Yu Tian^*3, Rui Wei^1,2, Wing-Hon Lai², Ka-Wing Au², Zhiwei Luo^4,5, Carl Ward^4,5, Wai-In Ho², David P. Ibañez^4,5, Hao Liu^4,5, Xichen Bao^4,5, Baoming Qin^4,5, Yu Huang³, Miguel A. Esteban^4,5,7, Hung-Fat Tse^1,2,6,7

¹Department of Medicine, University of Hong Kong-Shenzhen Hospital, ²The Cardiology Division, Department of Medicine, Li Ka Shing Faculty of Medicine, University of Hong Kong, ³School of Biomedical Sciences, Institute of Vascular Medicine, Li Ka Shing Institute of Health Sciences, Chinese University of Hong Kong, ⁴Key Laboratory of Regenerative Biology of the Chinese Academy of Sciences, Joint School of Life Sciences, Guangzhou Institutes of Biomedicine and Health and Guangzhou Medical University, ⁵Laboratory of RNA, Chromatin, and Human Disease, CAS Key Laboratory of Regenerative Biology and Guangdong Provincial Key Laboratory of Stem Cells and Regenerative Medicine, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, ⁶Research Centre of Heart, Brain, Hormone, and Healthy Ageing, Li Ka Shing Faculty of Medicine, University of Hong Kong, ⁷Hong Kong-Guangdong Stem Cell and Regenerative Medicine Research Centre, University of Hong Kong and Guangzhou Institutes of Biomedicine and Health

Here, we present a protocol to generate a human liver chimeric mouse model of familial hypercholesterolemia using human induced pluripotent stem cell-derived hepatocytes. This is a valuable model for testing new therapies for hypercholesterolemia.

Medicine

Establishing a Swine Model of Post-myocardial Infarction Heart Failure for Stem Cell Treatment

Sijia Sun^*1, Yu Jiang^*1, Zhe Zhen^1,2, Wing-Hon Lai^1,2, Songyan Liao^1,2, Hung-Fat Tse^1,2

¹Cardiology Division, Department of Medicine, Queen Mary Hospital, University of Hong Kong, ²Shenzhen Institutes of Research and Innovation, University of Hong Kong

We sought to establish a swine model of heart failure induced by left circumflex artery blockage and rapid pacing to test the effect and safety of intramyocardial administration of stem cells for cell-based therapies.