ArticleDrug delivery2021
Preservation of small extracellular vesicles for functional analysis and therapeutic applications: a comparative evaluation of storage conditions.
Article in Drug delivery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 96 papers, 2 of them syntheses that pooled it.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
96 citing papers in PubMed, 2 syntheses or guidelines pooled it.
- Different storage and freezing protocols for extracellular vesicles: a systematic review.Stem cell research & therapy · 2024Pooled it
- Natural Killer Cell-Derived Extracellular Vesicles as a Promising Immunotherapeutic Strategy for Cancer: A Systematic Review.International journal of molecular sciences · 2023Pooled it
- Exosomes as Emerging Therapeutic and Diagnostic Platforms: Biological Functions, Clinical Applications, and Translational Challenges.International journal of molecular sciences · 2026Review
- A biomimetic cryoprotectant preserves extracellular vesicles bioactivity for intravenous administration and potentiates wound healing.Journal of nanobiotechnology · 2026Article
- Plant-derived nanovesicles: the intelligent nanoplatforms for therapeutics and drug delivery.Journal of nanobiotechnology · 2026Review
- Long-Term Stability of Bacterial Extracellular Vesicles Stored at Different Temperatures.Journal of extracellular biology · 2026Article
- Developing blood extracellular vesicle protein biomarkers for hepatocellular carcinoma: mechanisms, methods, and translation.Journal of nanobiotechnology · 2026Review
- Apoptotic extracellular vesicles act as master regulators of the bone healing niche.Journal of nanobiotechnology · 2026Review
- Stabilized Extracellular Vesicle Formulations for Inhalable Dry Powder Development.Small (Weinheim an der Bergstrasse, Germany) · 2026Article
- The avatar principle: exosomal dynamics guiding tumor adaptation and next-generation therapeutic strategies.Journal of nanobiotechnology · 2026Review
- Cardenolide-Engineered Extracellular Vesicles Augment Drug Uptake and Cytotoxicity in Non-small Cell Lung Cancer Cells.Small methods · 2026Article
- Article
- Mammalian cell-derived extracellular vesicles remodel the immune-repair microenvironment in osteoarthritis: from pathological signal transmission to regenerative therapy.Frontiers in immunology · 2026Review
- The role and prospects of extracellular vesicles in advanced drug and vaccine delivery.Frontiers in immunology · 2026Review
- Inhalable TFRC-Targeted Extracellular Vesicles Delivery of siTGF-β1 Alleviates Pulmonary Fibrosis via Dual Inhibition of Ferroptosis and Fibroblast Activation.International journal of nanomedicine · 2026Article
- Research progress and prospects of exosomes from diverse cellular sources in the treatment of knee osteoarthritis: a narrative review.Frontiers in surgery · 2026Review
- Plant-derived vesicle-like nanoparticles for immunomodulation: Mechanisms and applications.Bioactive materials · 2026Review
- An optimized protocol for plant extracellular vesicles isolation from Ophiopogon japonicus root: a comparative evaluation based on miRNA cargo.Plant methods · 2025Article
- Self-assembling rose-derived nanovesicles: A multifunctional tool for tissue regeneration.International journal of pharmaceutics: X · 2025Article
- Adipocyte‑derived extracellular vesicles sustain mitochondrial metabolism in breast cancer cells: New insights into the cross‑talk between cancer cells and the tumor microenvironment.International journal of oncology · 2025Article
36 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
5 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Extracellular vesicles (EVs) are nanovesicles involved in multiple biological functions. Small EVs (sEVs) are emerging as therapeutics and drug delivery systems for their contents, natural carrier properties, and nanoscale size. Despite various clinical application potentials, little is known about the effects of storage conditions on sEVs for functional analysis and therapeutic use. In this study, we evaluated the stability of sEVs stored at 4 °C, -20 °C, and -80 °C up to 28 days and compared them to fresh sEVs. Also, the effect of freeze-thawing circles on the quantity of sEVs was assessed. We found that different storage temperatures, along with shelf life, impact the stability of sEVs when compared to freshly isolated sEVs. Storage changes the size distribution, decreases quantity and contents, and impacts cellular uptake and biodistribution of sEVs. For functional studies, isolated sEVs are suggested to be analyzed freshly or stored at 4 °C or -20 °C for short-term preservation depending on study design; but -80 °C condition would be more preferable for long-term preservation of sEVs for therapeutic application.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.