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Updated: Apr 23, 2026

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Polysome Profiling in Leishmania, Human Cells and Mouse Testis
Published on: April 8, 2018
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An improved purification procedure for Leishmania RNA virus (LRV)
Marcos Michel de Souza1, Livia Regina Manzine1, Marcos Vinicius G da Silva2
1Departamento de Física e Informática Instituto de Física de São Carlos Universidade de São Paulo São CarlosSP Brazil Departamento de Física e Informática, Instituto de Física de São Carlos, Universidade de São Paulo, São Carlos, SP, Brazil.
Summary
Researchers developed a new method to purify Leishmania RNA Virus (LRV) particles. This advancement allows for detailed visualization of the LRV capsid, aiding future studies on host-parasite interactions.
Area of Science:
- Virology
- Parasitology
- Immunology
Background:
- Leishmania RNA Virus (LRV), a Totiviridae family member, infects Leishmania parasites.
- LRV may influence host immune responses and parasite persistence, impacting host-parasite interactions.
Purpose of the Study:
- To establish an improved purification protocol for LRV1-4.
- To enable visualization of the LRV capsid structure.
Main Methods:
- Development of a novel LRV1-4 purification strategy.
- Application of negatively stained electron microscopy for capsid visualization.
Main Results:
- Successful purification of LRV1-4 particles.
- Visualization of the LRV capsid achieved through electron microscopy.
Conclusions:
- The new purification protocol is a significant advancement for LRV research.
- This method facilitates future investigations into LRV structure and function in host-parasite dynamics.

