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Exosomes

Exosomes are small membrane vesicles of endocytic origin secreted by most cell types in vitro. Cells continuously secrete a large number of microvesicles, exosomes and small molecules into the extracellular space. Exosomes have been shown to contain mRNA and miRNA and they are able to mediate communication between cells, by transport of RNA and proteins which can be functionalized in the recipient cell. The ability to transport bioactive cargoes, gives exosomes innate therapeutic potential as a natural drug carrier. Efficient techniques for loading drugs into exosomes to utilize the natural carrier capabilities of these vesicles remains to be elucidated.

Applications of Exosomes

The presence exosomes in blood, saliva, and urine paves the way for the possible application of exosomes as a diagnostic marker for diseases. Many diseases are difficult to detect by the methods and equipment available today and there is a growing demand for development of new non‐invasive methods to detect diseases in early stages. The use of exosomes as markers of disease is being investigated to cement their potential as a non-invasive diagnostic tool for early detection of many diseases, in particular cancers. This, however, relies on thorough characterisation of exosomes in both healthy and diseased states

An important factor to understanding the roles of exosomes is knowledge of their biodistribution. Currently, the number of publications describing the biodistribution of exosomes is limited. The main reason being the lack of a robust fluorescent label that can be visualised in vivo. Mapping the specific cell type derived exosomes can increase our knowledge on the roles of exosomes in the organism, as well as help to identify natural targeting systems.

Isolation, Characterisation and Fluorescent Labelling

The most common isolation protocol uses a differential centrifugation to fractionate cells, microvesicles, and exosomes, which are pelleted by ultracentrifugation. After vesicles are secreted from cells into the extracellular environment, it difficult to separate the different subpopulations of vesicles to obtain a pure sample. We have developed methods to optimise isolation and thorough characterisation procedures to obtain pure and well-characterised exosomes. Furthermore, we have developed a simple method for labelling of exosomes with a robust fluorescent label that can be visualised in vivo, allowing investigation of the biodistribution of different cell derived exosomes.

Collaborators:

Department of Clinical Medicine, Aarhus University Hospital, Denmark

Dan Peer, Department of Cell Research & Immunology, Tel Aviv University, Israel

Moein Moghimi, school of Medicine, Pharmacy and Health, Durham University, UK

Recent Publications

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Fu, J, Song, Z, Meng, J, Guo, J, Yang, K, Liu, W & Huan, L 2026, 'AI-augmented electrochemical model for lithium-ion battery: Recent advances and perspectives', Journal of Energy Chemistry, vol. 113, pp. 1056-1080. https://doi.org/10.1016/j.jechem.2025.10.008
Egloffstein, M, Groß, N, Prilop, CN & Mah, D 2026, 'AI Integration, Professional Development, and Instructional Quality in K-12 Education', AERA 2026, Los Angeles, United States, 08/04/2026 - 12/04/2026.
Johannessen, A, Thorsteinsson, T, Geels, C, Frohn, LM, Clausen, M, Brandt, J, Forsberg, B & Gislason, T 2026, 'Air pollution and childhood asthma in Iceland – Results from a low-pollution area', Environment International, vol. 209, 110170. https://doi.org/10.1016/j.envint.2026.110170
Brandi, U & Sprogøe, J 2026, Aktiv videnskabsteori: En grundbog. Hans Reitzels Forlag, København.
Andersen, SC & Guul, TS 2026, 'A Learning Approach to the Governance of Professionals. Field Experimental Evidence', Journal of Public Administration Research and Theory, vol. 36, no. 1, pp. 51-70. https://doi.org/10.1093/jopart/muaf028
Sedgwick, M 2026, 'Aleksandr Dugin’s Traditionalist Roots', Studies in East European Thought, vol. 78, no. 1-2, pp. 209-224. https://doi.org/10.1007/s11212-025-09708-y
Chan, JKN, Li, RCY, Plana-Ripoll, O, Momen, NC, Correll, CU, Solmi, M, Wong, CSM, Ku, KM, Mahboobani, VR, Chung, AKK, Lui, SSY, Sham, PC & Chang, WC 2026, 'All-cause and cause-specific mortality in people with mental disorders: a population-based study on risk evaluation, effect modifiers and excess life-years lost in Hong Kong', European Neuropsychopharmacology, vol. 104, 112742. https://doi.org/10.1016/j.euroneuro.2025.112742
Zhang, H, Windhorst, A, Bornhofen, E, Tulpova, Z, Novak, P, Macas, J, Simkova, H, Nadzieja, M, Kim, JM, Cram, D, Cao, Y, Konkin, DJF, Sass, O, Welna, G, Himmelbach, A, Mascher, M, Link, W, Kwon, S-J, Yang, T-J, Andersen, SU & Jayakodi, M 2026, 'Allelic variation at a single locus distinguishes spring and winter faba beans', Nature Genetics, vol. 58, no. 3, pp. 655-663. https://doi.org/10.1038/s41588-026-02524-y
Shumilov, E, Ngoya, M, Berning, P, Devillier, R, Forcade, E, Schroeder, T, Kroschinsky, F, Stelljes, M, Valkova, V, Kinsella, F, Chevallier, P, Olesen, G, Mohty, M, de Fontbrune, FS, Wagner-Drouet, E, Zeiser, R, Herling, M, Franke, GN, López-Corral, L, Ayuk, F, Lenz, G, Wulf, G, Sureda, A, Laurence, A, Dreger, P, Bazarbachi, A & Schmitz, N 2026, 'Allogeneic stem cell transplantation for major T-cell lymphoma entities: an analysis of the EBMT-lymphoma working party', Journal of Hematology and Oncology, vol. 19, no. 1, 17. https://doi.org/10.1186/s13045-026-01783-w
Fusaroli, R, Cox, CMM, Weed, E, Szabó, BI, Fein, D & Naigles, L 2026, 'A Longitudinal Investigation of Acoustic Conversational Speech Properties in Autistic and Typically Developing Children', Meeting On Language and Autism, Atlanta, United States, 14/03/2026.
Fusaroli, R, Cox, CMM, Weed, E, Szabó, BI, Fein, D & Naigles, L 2026, 'A Longitudinal Investigation of Acoustic Conversational Speech Properties in Autistic and Typically Developing Children', INSAR 2026, Prague, Czech Republic, 22/04/2026 - 25/04/2026.
Zhang, S, Testani, N, Palosuo, T, Manevski, K, Tanaka, T & Cammarano, D 2026, 'A long-term simulation of organic fertilizer's effects on wheat, barley and potato production', International Symposium Modelling Cropping Systems 2026, Florence, Italy, 02/02/2026 - 04/02/2026.
Peña-Aguilera, P, Schmidt, NM, van der Wal, R, Maclean, IMD & Roslin, TV 2026, 'Alpha diversity patterns are unmatched by beta diversity across productivity gradients of the subarctic', Ecosphere, vol. 17, no. 3, e70581, pp. e70581. https://doi.org/10.1002/ecs2.70581
Eghbali, H, Abbasnejad, M, Raoof, M, Zamyad, M, Esmaeili-Mahani, S, Kooshki, R, Mansoori, M & Lobbezoo, F 2026, 'Alpha-pinene modulates feeding behavior and hypothalamic orexin-A expression in a rat model of painful temporomandibular disorder', Journal of Oral and Facial Pain and Headache, vol. 40, no. 2, pp. 43-53. https://doi.org/10.22514/jofph.2026.019
Christensen, KR & Nyvad, AM 2026, Alternativ kongruens? in Grundigt nysgerrig. vol. 56, Dansk Sprognævns skrifter .
Eriksson, B 2026, 'Alt liv er her', Litteraturmagasinet Standart.
Ledingham, D, Sathyanarayana, S, Stewart, CB, Iredale, R, Foster, V, Galley, D, Lad, M, Baker, MR & Pavese, N 2026, 'Alzheimer's Biomarkers and Visuospatial Cognition in Parkinson's Disease: Modification by α-Synuclein and Mediation of Age Effects', Movement Disorders Clinical Practice. https://doi.org/10.1002/mdc3.70576
Graversen, EL, Lønborg, C, Addamo, AM, Costello, MJ & Krause-Jensen, D 2026, 'A marine sediment blue carbon database for European regional seas (EURO-CARBON)', Danish Marine Science Meeting, Elsinore, Denmark, 20/01/2026 - 22/01/2026.
Dicks, L, Roman-Garcia, Y, van Gastelen, S, Maigaard, M, Ingram, P & Schroeder, GF 2026, 'A meta-analysis of the effects of nitrate supplementation on enteric methane emission, production performance, and blood methemoglobin in dairy cattle', Journal of Dairy Science, vol. 109, no. 3, pp. 2444-2457. https://doi.org/10.3168/jds.2025-27514
Li, Z, Sun, K, Guan, K, Wang, S, Peng, B, Clarisse, L, Van Damme, M, Coheur, PF, Cady-Pereira, K, Shephard, MW, Zondlo, M & Moore, D 2026, 'Ammonia emissions and depositions over the contiguous United States derived from IASI and CrIS using the directional derivative approach', Atmospheric Chemistry and Physics, vol. 26, no. 1, pp. 703-721. https://doi.org/10.5194/acp-26-703-2026
Gil Arboleda, S, Badyal, A, Miyazawa, A, Larsen, PG & Cavalcanti, A 2026, 'A model-based approach for co-simulation-driven digital twins in robotics', Robotics and Autonomous Systems, vol. 196, 105240, pp. 1-20. https://doi.org/10.1016/j.robot.2025.105240
Liebermann, R 2026, A More Onerous Citizenship: Reading Pain and Illness in Job and the Individual Psalms of Complaint. in M Chia Mei Tan & E Swai (eds), Positionality in Biblical Studies. Bloomsbury T&T Clark.
Leone, CM, di Pietro, G, di Stefano, G, Quesada, C, Salameh, C, Perchet, C, Garcia-Larrea, L, Mouraux, A, Lebrun, L, Gousset, S, Möller-Grell, N, Kostenko, AV, Finnerup, NB, Caspani, O, Jiang, B, Li, T, Rong, C, Genser, B, Treede, RD & Truini, A 2026, 'A multicentre randomized double-blind placebo-controlled study of lacosamide, pregabalin, and tapentadol on spinal pain biomarkers', Clinical Neurophysiology. https://doi.org/10.1016/j.clinph.2026.2111591