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World J Stem Cells. Dec 26, 2025; 17(12): 114170
Published online Dec 26, 2025. doi: 10.4252/wjsc.v17.i12.114170
Adipose tissue as a living drug: Stromal vascular fraction and adipose tissue-derived stem cells in regenerative medicine
Mahmood S Choudhery, Ahmad Niaz, Taqdees Arif, Ruhma Mahmood
Mahmood S Choudhery, Ahmad Niaz, Taqdees Arif, Department of Human Genetics and Molecular Biology, University of Health Sciences Lahore, Lahore 54000, Punjab, Pakistan
Ruhma Mahmood, Department of Pathology, Allama Iqbal Medical College, Lahore 54000, Punjab, Pakistan
Author contributions: Choudhery MS, Arif T, and Mahmood R conceptualized the manuscript; Choudhery MS, Niaz A, Arif T, and Mahmood R wrote the original draft of the manuscript; Niaz A prepared, designed, and modified the figures; Niaz A, Arif T, and Mahmood R revised the manuscript; Choudhery MS critically reviewed the manuscript. All authors reviewed, read and agreed to the final version of the manuscript.
Conflict-of-interest statement: The authors report no relevant conflicts of interest for this article.
Open Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Mahmood S Choudhery, PhD, Associate Professor, Department of Human Genetics and Molecular Biology, University of Health Sciences, Khayaban-e- Jamia Punjab, Lahore 54000, Punjab, Pakistan. ms20031@yahoo.com
Received: September 15, 2025
Revised: October 10, 2025
Accepted: November 12, 2025
Published online: December 26, 2025
Processing time: 103 Days and 17.4 Hours
Core Tip

Core Tip: Living drugs are cell-based therapies composed of viable, metabolically active cells that survive, adapt, and interact within the patient’s body, unlike conventional drugs with fixed chemical structures. Adipose tissue-derived products, such as stromal vascular fraction and adipose-derived stem cells, exemplify living drugs due to their ability to directly differentiate, secrete paracrine factors, modulate immunity, and promote angiogenesis and tissue repair. Stromal vascular fraction provides therapeutic synergy through its heterogeneous cell population, while adipose-derived stem cells offer high yield, accessibility, and potent secretory activity. Together, they represent promising regenerative strategies, shifting treatments toward durable, adaptive, and patient-specific repair.