Funding for this research was provided by:
Natural Science Foundation of ShanXi Province in China (201901D211498)
Youth Science foundation of Second Hospital of ShanXi Medical University in China (201902-1)
Received: 10 September 2021
Accepted: 9 November 2021
First Online: 24 November 2021
: All of the local hospital PAAD patients samples used to make tissue array and further IHC experiment were stored at the hospital biobank. All the sample donors have been informed of the possibility that the tissue might be used for certain scientific research, and the paper agreement signed with the donors’ signatures were kept by the biobank committee. And the biobank PAAD samples being used in this research was approval by both the biobank committee and Hospital Institutional Board (The second Hospital of ShanXi Medical University, ShanXi Province, China).
: Not applicable.
: All of the authors agreed the publication of the paper and declare no conflicts of interests.