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Updated: Sep 19, 2025

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Measuring Transcellular Interactions through Protein Aggregation in a Heterologous Cell System
Published on: May 22, 2020
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Intracellular aggregation of exogenous molecules for biomedical applications
Da-Yong Hou1,2,3, Haoran Wang4, Yue-Ze Wang1,3
1NHC Key Laboratory of Molecular Probe and Targeted Theranostics, Heilongjiang Key Laboratory of Scientific Research in Urology, Harbin Medical University, Harbin 150001, China. xuwanhai@hrbmu.edu.cn.
Chemical Society Reviews
|June 6, 2025
Summary
Exogenous molecules can self-assemble inside cells, offering new ways to treat diseases. This intracellular aggregation, triggered by stimuli or organelle targeting, enables precise control over cell fate and disease monitoring.
Area of Science:
- Biomaterials Science
- Cell Biology
- Molecular Medicine
Background:
- Biomolecules like proteins and DNA often function in aggregated states.
- Intracellular assembly of exogenous molecules into bioactive materials is a growing research area.
- Cellular microenvironments influence molecular aggregation and cellular processes.
Purpose of the Study:
- To review the principles and applications of intracellular aggregation of exogenous molecules.
- To explore how stimuli and organelle targeting can control molecular assembly within cells.
- To provide insights for designing novel bioactive materials and theranostic agents.
Main Methods:
- Discussion of molecular mechanisms underlying intracellular aggregation.
- Analysis of aggregation triggered by intracellular stimuli (e.g., redox, pH).
- Exploration of aggregation induced by exogenous stimuli and organelle-specific targeting.
Main Results:
- Intracellular aggregation can be precisely controlled by exploiting diverse cellular microenvironments.
- Organelle targeting and polymerization of exogenous molecules can manipulate cell fate.
- Designed molecules can self-assemble intracellularly for disease monitoring and treatment.
Conclusions:
- Intracellular aggregation of exogenous molecules presents a promising strategy for disease theranostics.
- Intelligent molecular design is key to achieving controllable and targeted intracellular assembly.
- This approach offers new avenues for developing advanced bioactive materials and therapeutic agents.
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