ArticleViruses2024
HSPA4 Enhances BRSV Entry via Clathrin-Mediated Endocytosis Through Regulating the PI3K-Akt Signaling Pathway and ATPase Activity of HSC70.
Article in Viruses, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
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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.
The trial behind it
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Who cites it
1 citing paper in PubMed.
- Genetic and transcriptomic signatures of host control in HIV-1 infection.Retrovirology · 2026Article
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Authors and funding
9 authors.
Funding
Abstract
Bovine respiratory syncytial virus (BRSV) is an enveloped RNA virus that utilizes clathrin-mediated endocytosis for cell entry and is a significant pathogen in bovine respiratory disease (BRD). Heat shock protein family A member 4 (HSPA4), a member of the HSP70 family, is known to be involved in the progression of various cancers. However, its role in virus entry has not been previously explored. Through experiments involving Western blot analysis, virus titer, and virus copies analysis, we demonstrated that HSPA4 can regulate BRSV entry and replication. The specific regulation mode is to enhance BRSV entry by promoting clathrin-mediated endocytosis. We used Western blot, virus titer, virus copies analysis, and IFA to demonstrate that HSPA4 can promote clathrin heavy chain protein (CHC) expression and further promote BRSV entry by activating the PI3K-Akt signaling pathway. Furthermore, we observed that HSPA4 boosts the efficiency of clathrin-mediated endocytosis by increasing the ATPase activity of heat shock cognate protein 70 (HSC70), thereby facilitating BRSV entry. Additionally, our investigation into the impact of HSPA4 on the entry of other viruses revealed that HSPA4 can facilitate the entry of a variety of viruses into host cells.
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Registered trials
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.