Received: 19 December 2018
Accepted: 18 October 2019
First Online: 30 October 2019
: Human and rhesus monkey RNA samples were purchased at Clontech Laboratories, Inc. Crab-eating monkey, chimpanzee, gibbon and African green monkey samples were provided by the National Primate Research Center (NPRC) of the Korea Research Institute of Bioscience and Biotechnology (KRIBB) in Korea. All procedures for animal sample preparation and the study design were in accordance with the Guidelines of the Institutional Animal Care and Use Committee of the KRIBB (Approval No. KRIBB-AEC-18144).
: Not applicable.
: The authors declare that they have no competing interests.