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Cheng A, Zhang H, Chen B, Zheng S, Wang H, Shi Y, You S, Li M, Jiang L. Modulation of autophagy as a therapeutic strategy for Toxoplasma gondii infection. Front Cell Infect Microbiol 2022; 12:902428. [PMID: 36093185 PMCID: PMC9448867 DOI: 10.3389/fcimb.2022.902428] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/23/2022] [Accepted: 08/05/2022] [Indexed: 12/05/2022] Open
Abstract
Toxoplasma gondii infection is a severe health threat that endangers billions of people worldwide. T. gondii utilizes the host cell membrane to form a parasitophorous vacuole (PV), thereby fully isolating itself from the host cell cytoplasm and making intracellular clearance difficult. PV can be targeted and destroyed by autophagy. Autophagic targeting results in T. gondii killing via the fusion of autophagosomes and lysosomes. However, T. gondii has developed many strategies to suppress autophagic targeting. Accordingly, the interplay between host cell autophagy and T. gondii is an emerging area with important practical implications. By promoting the canonical autophagy pathway or attenuating the suppression of autophagic targeting, autophagy can be effectively utilized in the development of novel therapeutic strategies against T gondii. Here, we have illustrated the complex interplay between host cell mediated autophagy and T. gondii. Different strategies to promote autophagy in order to target the parasite have been elucidated. Besides, we have analyzed some potential new drug molecules from the DrugBank database using bioinformatics tools, which can modulate autophagy. Various challenges and opportunities focusing autophagy mediated T. gondii clearance have been discussed, which will provide new insights for the development of novel drugs against the parasite.
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Affiliation(s)
- Ao Cheng
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Huanan Zhang
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Baike Chen
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Shengyao Zheng
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Hongyi Wang
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Yijia Shi
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Siyao You
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
| | - Ming Li
- Department of Immunology, Xiangya School of Medicine, Central South University, Changsha, China
- *Correspondence: Liping Jiang, ; Ming Li,
| | - Liping Jiang
- Department of Parasitology, Xiangya School of Medicine, Central South University, Changsha, China
- China-Africa Research Center of Infectious Diseases, Xiangya School of Medicine, Central South University, Changsha, China
- *Correspondence: Liping Jiang, ; Ming Li,
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