Abstract
Statement of RetractionWe, the Editors and Publisher of the journal Tissue Barriers, have retracted the following article:Cao, Q., Zeng, W., Nie, J., Ye, Y., & Chen, Y. (2024). The protective effects of apelin-13 in HIV-1 tat- induced macrophage infiltration and BBB impairment. Tissue Barriers. https://doi.org/10.1080/21688370.2024.2392361After publication, the corresponding author requested the withdrawal of the article because none of the listed authors had agreed to the publication of the article. When contacted for further information, only the corresponding author has responded. The corresponding author has provided proof of their affiliation and details of their current email address, which differs from the email address associated with the submission and publication of the article.As determining authorship is core to the integrity of published work, we are therefore retracting the article. The corresponding author listed in this publication has been informed.We have been informed in our decision-making by our editorial policies and the COPE guidelines.The retracted article will remain online to maintain the scholarly record, but it will be digitally watermarked on each page as 'Retracted'.