The molecular language of cancer is now better understood. One of the silent but powerful words in this language is undoubtedly exosomes. These microscopic vesicles, 30-150 nanometers in size, reveal how tumor cells communicate with their environment, evade the immune system and organize metastasis.

Exosomes To explain its impact with a few scientific findings;

– Increased Proliferation

Lin et al. showed that exosomes derived from adipose tissue-derived mesenchymal stem cells (ADMSC) increased cell proliferation by activating the Wnt/β-catenin signaling pathway in MCF7 breast cancer cells (Lin et al., 2013).

– Immune Suppression

(2023) demonstrated that exosomes promote immune suppression in the tumor microenvironment by directing macrophages to the M2 phenotype. This plays an important role in resistance to immunotherapies (Zhu et al., 2023).

– Metabolic Reprogramming

Wang et al. (2020) showed that exosomes trigger metabolic reprogramming by altering the energy production pathways of tumor cells. This is a critical factor in providing a growth advantage, especially for aggressive tumors (Wang at al., 2020)

– Angiogenesis and Hypoxia Adaptation

Exosomes promote new vessel formation by transporting angiogenic factors such as VEGF and trigger adaptation processes that facilitate cell survival in hypoxic conditions (Teng et al., 2018).

Scientifically, it is now undisputed that exosomes carry a wealth of information. But isolating them in the laboratory in a pure, intact form, suitable for analysis or cancer diagnosis, is still a highly complex process.

Because it is in isolation:

–Lipid contamination can severely impair RNA purity, especially in samples such as plasma and adipose tissue.

–The high protein content clouds the analysis results.

–Conventional precipitation methods are efficient, but they often result in non-specific particles.

– “Traditional gold standards” such asultracentrifugation offer practices that are difficult to achieve in terms of both time and equipment.

And perhaps most importantly: The quality of the isolated material determines the accuracy of all downstream analyses. Behind a qPCR data or miRNA sequencing analysis often lies an unnoticed isolation success (or failure).

Traditional isolation methods can yield time-consuming and variable results. At this point, theinnovative kits developed by Norgen Biotek offer revolutionary solutions in exosome isolation .

–High Purity and Efficiency: Patented Silicon-carbide (SiC) spin column technology enables high purity and efficient exosome and RNA isolation.

–Safety: Provides safe isolation without the need for organic solvents such as phenol and chloroform, Proteinase K treatment or carrier molecules.

– Preservation of Exosome and RNA Integrity: Isolated exosomes and RNA are of high integrity and purity, supporting reliable data acquisition in downstream applications such as RT-qPCR, NGS, WB, NTA.

–Flexible Input Volume: Ensures high throughput even from very low sample volumes. Compatible with flexible sample volumes from 50 µL to 10 mL.

–Specialized kit constructs makeit possible to isolate exosomal RNA and free circulating RNA in separate fractions.

– Time and Equipment Savings: The kits offer a fast and practical isolation process without the need for specialized equipment.

–Wide Product Range: Offers optimized kit options for many different materials

As Letgen Biotechnology, we are proud to offer these superior kits from NorgenBiotek, our distributor in Turkey and Azerbaijan. With our technical consultancy and implementation supportWe help you achieve the best results in your exosome research. Norgen’s exosome isolation kits are optimized for many different biological materials such as urine, saliva and blood. There are even kits developed to isolate exosomes from cell cultures that you can use for your in vitro studies. However, this week, you can examine the figure below, which includes the features of 3 of the kits we have selected from the kits used in plasma/serum samples, which are the most preferred among liquid biopsy samples.

You can contact us for more information and support: info@letgenbio.com

Reference:

Lin R, Wang S, Zhao RC. Exosomes from human adipose-derived mesenchymal stem cellspromote migration through Wnt signaling pathway in a breast cancer cell Model. Mol Cell Biochem. 2013;383(1-2):13–20. doi:10.1007/s11010-013-1746-z.

Dong Y, Fu Y, Cai Z, Dai Y, He Z. Recent advances in adipose-derived mesenchymal stem cellexosomes: Immunomodulatory properties and therapeutic applications. Front Immunol. 2025;16:1525466. doi:10.3389/fimmu.2025.1525466.

Zhang Y, Wang X, Wang J, Zhang X, Wang Y. Exosome-mediated metabolic reprogramming: the emerging role in tumor microenvironment remodeling and cancer progression. SignalTransduct Target Ther. 2020;5(1):242. doi:10.1038/s41392-020-00359-5.

Zhou C, Huang YQ, Da MX, Jin WL, Zhou FH. Adipocyte-derived extracellular vesicles: Bridging the communications between obesity and tumor microenvironment. DiscoverOncology. 2023;14(1):92. doi:10.1007/s12672-023-00704-4.

Wang J, Wu Y, Guo J, Fei X, Yu L, Ma S. Adipocyte-derived exosomes promote lung cancermetastasis by increasing MMP9 activity via transferring MMP3 to lung cancer cells. Oncotarget. 2017;8(47):81880–81891. doi:10.18632/oncotarget.18737.

Biyoteknoloji ve Moleküler Çözümler

MEDICINE OF THE FUTURE AND MORE: OUR EXOSOME DISCOVERY SERIES BEGINS!

MEDICINE OF THE FUTURE AND MORE: OUR EXOSOME DISCOVERY SERIES BEGINS!