Evidence map›Paper›PMID 40106306›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2025

A New Strategy to Functionalize Exosomes via Enzymatic Engineering of Surface Glycans and its Application to Profile Exosomal Glycans and Endocytosis.

Sayan Kundu, Jiatong Guo, Md Shamiul Islam, Rajendra Rohokale, Mohit Jaiswal, Zhongwu Guo

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Sayan KunduDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.
Jiatong GuoDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.
Md Shamiul IslamDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.
Rajendra RohokaleDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.
Mohit JaiswalDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.
Zhongwu GuoDepartment of Chemistry, University of Florida, Gainesville, FL, 32611, USA.ORCID https://orcid.org/0000-0001-5302-6456

Funding

Synthetic and Biological Studies of GPI Conjugates and GPI Anchorage to Cell MembranesR35GM131686 · NIGMS · UNIVERSITY OF FLORIDA · PI Zhongwu Guo · 2019 to 2026
$2.5M
NIGMS NIH HHS R35 GM131686
6 · The paper itself

Abstract

Exosomes are membrane-enclosed nanoparticles secreted by cells to mediate intercellular communication. Hence, functionalized exosomes are powerful tools in biology and medicine, and efficient methods to functionalize exosomes are highly desired. In this work, a novel approach is developed to modify and functionalize exosomes based on enzymatic engineering of their surface glycans. It employs a sialyltransferase and an azide-modified sialyl donor to enzymatically install azido-sialic acids onto exosomal glycans. The azide tags serve as universal molecular handles to attach various probes, e.g., biotin, protein, fluorophore, etc., by simple and biocompatible click chemistry. This approach is easy and effective, and the modified exosomes are readily retrieved from the plate, enabling the production of functional exosomes in practical scales for various studies and applications. The functionalized exosomes obtained are employed to profile exosomal glycans, disclosing the diverse glycosylation patterns of exosomes of different origins. They also facilitated comprehensive investigations on the cellular uptake of exosomes to disclose macropinocytosis as the main and general uptake route, while other endocytosis pathways are also partially involved in specific exosomes. Additionally, the new exosome functionalization approach has been demonstrated to be widely applicable to exosomes of different origins.

Indexed as

EndocytosisExosomesPolysaccharidesAnimalsClick ChemistryHumansSialyltransferasesPolysaccharidesSialyltransferasescarbohydrates, sialic acidexosomesextracellular vesiclesglycoengineering

Identifiers

PMID40106306
PMCPMC12079434

What OpenQuestion holds

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Registered trials

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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.