ArticleMicrobiology spectrum2023
Heme Oxygenase-1 and Its Metabolites Carbon Monoxide and Biliverdin, but Not Iron, Exert Antiviral Activity against Porcine Circovirus Type 3.
Article in Microbiology spectrum, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.
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Who cites it
8 citing papers in PubMed, 8 citations in OpenAlex.
- Immunoprotective Effects of Mori Cortex Radicis Water Extract on Major Aquatic Pathogen (Life (Basel, Switzerland) · 2026Article
- Azilsartan as a novel anti-ferriptotic agent via the upregulation of the Nrf2/HO-1/SLC7A11/GPX4 axis and downregulation of inflammatory pathways in folic acid-induced acute kidney injury in male mice.Toxicology reports · 2026Article
- Seneca Valley virus 3C protease targets the Nrf2/HO-1 pathway to antagonize its antiviral activity.Journal of virology · 2026Article
- DEAD-box RNA helicase 10 inhibits porcine circovirus type 3 replication by interacting with the viral capsid protein and activating interferon responses.Journal of virology · 2025Article
- Antiviral effects of heme oxygenase-1 against canine coronavirus and canine influenza virus in vitro.Journal of microbiology (Seoul, Korea) · 2025Article
- DDX21 Promotes PCV3 Replication by Binding to Cap Protein and Inhibiting Interferon Responses.Viruses · 2025Article
- Protective Role of Cepharanthine Against Equid Herpesvirus Type 8 Through AMPK and Nrf2/HO-1 Pathway Activation.Viruses · 2024Article
- Heme oxygenase-1 is an equid alphaherpesvirus 8 replication restriction host protein and suppresses viral replication via the PKCβ/ERK1/ERK2 and NO/cGMP/PKG pathway.Microbiology spectrum · 2024Article
Corrections and comments
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Authors and funding
9 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Porcine circovirus type 3 (PCV3) is a newly discovered pathogen that causes porcine dermatitis and nephropathy syndrome (PDNS)-like clinical signs, multisystemic inflammation, and reproductive failure. Heme oxygenase-1 (HO-1), a stress-inducible enzyme, exerts protective functions by converting heme into carbon monoxide (CO), biliverdin (BV), and iron. However, the effects of HO-1 and its metabolites on PCV3 replication remain unknown. In this study, experiments involving specific inhibitors, lentivirus transduction, and small interfering RNA (siRNA) transfection revealed that active PCV3 infection reduced HO-1 expression and that the expression of HO-1 negatively regulated virus replication in cultured cells, depending on its enzymatic activity. Subsequently, the effects of the HO-1 metabolites (CO, BV, and iron) on PCV3 infection were investigated. The CO inducers (cobalt protoporphyrin IX [CoPP] or tricarbonyl dichloro ruthenium [II] dimer [CORM-2]) mediate PCV3 inhibition by generating CO, and this inhibition is reversed by hemoglobin (Hb; a CO scavenger). The inhibition of PCV3 replication by BV depended on BV-mediated reactive oxygen species (ROS) reduction, as
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