Issue on 10.2147/IJN.S532207

The authors claim that "TEM and NTA exhibited that hUCMSC-Exos were bilayer vesicle structures with a diameter of 80–200 nanometers (Figure 1A and B)". However, according to the Figure 1B, the diameter ranges from 80 nm to 540 nm (marked with red arrows).








Author: WU Guangheng

Founder and Chair of the 5GH Foundation

E-Mail: wu@5gh.org.cn

Document ID: 5GH-2025-000008.R9

Publication Date: 2025.08.25

This article is licensed under a CC BY-NC-ND 4.0 International License

Issues on 10.2147/IJN.S523621

Concerns are raised regarding to the article


Unusual Retract-Republish Case in the Journal "Vacuum"


One "Top 2% Scientist" Earned Abnormal Citations via "Citation-from-Pal" and "Citation-from-Themself"

ZHU Bin (朱斌), who earned the title of "Top 2% Scientist" in 2022, and is working for Royal Institute of Technology, Sweden, and Southeast University, China, is found to receive abnormal citations via "Citation-from-Pal" and "Citation-from-Themself".