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Updated: Jul 8, 2026

siRNA Electroporation to Modulate Autophagy in Herpes Simplex Virus Type 1-Infected Monocyte-Derived Dendritic Cells
Published on: October 28, 2019
Blocking autophagy to prevent parasite differentiation: a possible new strategy for fighting parasitic infections?
Vanina E Alvarez1, Gregor Kosec, Celso Sant Anna
1Instituto de Investigaciones Biotecnologicas (IIB/INTECH, UNSAM/CONICET), Buenos Aires, Argentina.
Abstract:
The genome of Trypanosoma cruzi was surveyed for autophagy-related genes. We have identified all the essential genes except for the Atg12 conjugation system and demonstrated functionality of the putative ATG4 and ATG8 homologs. TcAtg4.1 was primarily involved in the proteolytic processing of TcAtg8.1, the ATG8-homolog that was found to be localized to autophagosomal membranes during starvation. Autophagy was also found to be strongly upregulated during differentiation between developmental stages, a process that is essential for the propagation of the parasite. Based on our work, new strategies for treatment of Chagas disease, a chronic debilitating condition still without suitable chemotherapy, can be envisioned.
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