Identification of novel antiviral drug combinations in vitro and tracking their development
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Abstract
Combination therapies have become a standard for the treatment for HIV and HCV infections. They are advantageous over monotherapies due to better efficacy and reduced toxicity, as well as the ability to prevent the development of resistant viral strains and to treat viral co-infections. Here, we identify several new synergistic combinations against emerging and re-emerging viral infections in vitro . We observed synergistic activity of nelfinavir with investigational drug EIDD-2801 and convalescent serum against SARS-CoV-2 infection in human lung epithelial Calu-3 cells. We also demonstrated synergistic activity of vemurafenib combination with emetine, homoharringtonine, gemcitabine, or obatoclax against echovirus 1 infection in human lung epithelial A549 cells. We also found that combinations of sofosbuvir with brequinar and niclosamide were synergistic against HCV infection in hepatocyte derived Huh-7.5 cells, whereas combinations of monensin with lamivudine and tenofovir were synergistic against HIV-1 infection in human cervical TZM-bl cells. Finally, we present an online resource that summarizes novel and known antiviral drug combinations and their developmental status. Overall, the development of combinational therapies could have a global impact improving the preparedness and protection of the general population from emerging and re-emerging viral threats.
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SciScore for 10.1101/2020.09.17.299933: (What is this?)
Please note, not all rigor criteria are appropriate for all manuscripts.
Table 1: Rigor
NIH rigor criteria are not applicable to paper type.Table 2: Resources
Experimental Models: Cell Lines Sentences Resources TZM-bl, previously designated JC53-bl (clone 13) is a human cervical cancer HeLa cell line, stably expressing the firefly luciferase under control of the HIV-1 LTR promoter. HeLasuggested: CLS Cat# 300194/p772_HeLa, RRID:CVCL_0030)TZM-bl cells were grown in DMEM supplemented with 10% FBS and Pen/Strep. TZM-blsuggested: NoneFor the production of HIV-1, 6 × 106 ACH-2 cells were seeded in 10 mL medium. ACH-2suggested: NIH-ARP Cat# 349-443, RRID:CVCL_0138)Briefly, Huh-7.5 cells transiently transfected with HCV RNA transcripts of a cell culture-adapted JFH1 genome expressing NS5A-GFP … SciScore for 10.1101/2020.09.17.299933: (What is this?)
Please note, not all rigor criteria are appropriate for all manuscripts.
Table 1: Rigor
NIH rigor criteria are not applicable to paper type.Table 2: Resources
Experimental Models: Cell Lines Sentences Resources TZM-bl, previously designated JC53-bl (clone 13) is a human cervical cancer HeLa cell line, stably expressing the firefly luciferase under control of the HIV-1 LTR promoter. HeLasuggested: CLS Cat# 300194/p772_HeLa, RRID:CVCL_0030)TZM-bl cells were grown in DMEM supplemented with 10% FBS and Pen/Strep. TZM-blsuggested: NoneFor the production of HIV-1, 6 × 106 ACH-2 cells were seeded in 10 mL medium. ACH-2suggested: NIH-ARP Cat# 349-443, RRID:CVCL_0138)Briefly, Huh-7.5 cells transiently transfected with HCV RNA transcripts of a cell culture-adapted JFH1 genome expressing NS5A-GFP fusion protein (JFH1_5 A/5B_GFP). Huh-7.5suggested: RRID:CVCL_7927)The Vero-E6 cells were overplayed with VGM containing mixture of the virus and convalescent serum. Vero-E6suggested: NoneGene Expression Analysis: A549 cells were treated with 10 μM vemurafenib or vehicle at indicated concentrations. A549suggested: NoneSoftware and Algorithms Sentences Resources The half-maximal cytotoxic concentration (CC50) for each compound was calculated based on viability/death curves obtained on mock-infected cells after nonlinear regression analysis with a variable slope using GraphPad Prism software version 7.0a ( GraphPad Prismsuggested: (GraphPad Prism, RRID:SCR_002798)GraphPad Software, San Diego, CA, USA). GraphPadsuggested: (GraphPad Prism, RRID:SCR_002798)The expected responses were calculated based on the ZIP reference model using SynergyFinder version 2 [13, 14]. SynergyFindersuggested: (SynergyFinder, RRID:SCR_019318)Raw microarray data were normalized using the BeadArray, and Limma packages from Bioconductor suite for R. BeadArraysuggested: (beadarray, RRID:SCR_001314)Bioconductorsuggested: (Bioconductor, RRID:SCR_006442)Genes differentially expressed between samples and controls were determined using the Limma package. Limmasuggested: (LIMMA, RRID:SCR_010943)MassLynx 4.1 software was used for data acquisition, data handling, and instrument control. MassLynxsuggested: (MassLynx , RRID:SCR_014271)The heatmap was generated using the pheatmap package (https://cran.rproject.org/web/packages/pheatmap/index.html) based on log-transformed profiling data. pheatmapsuggested: (pheatmap, RRID:SCR_016418)In this pathway analysis tool, the pathway data are derived from KEGG database (www.genome.jp/kegg/) 2.11. KEGGsuggested: (KEGG, RRID:SCR_012773)The information for the database was obtained from PubMed, clinicaltrials.gov, DrugBank, DrugCentral, the Chinese Clinical Trials Register (ChiCTR), and EU Clinical Trials Register databases [25–27], as well as other public sources. PubMedsuggested: (PubMed, RRID:SCR_004846)DrugBanksuggested: (DrugBank, RRID:SCR_002700)DrugCentralsuggested: (DrugCentral, RRID:SCR_015663)Results from OddPub: We did not detect open data. We also did not detect open code. Researchers are encouraged to share open data when possible (see Nature blog).
Results from LimitationRecognizer: An explicit section about the limitations of the techniques employed in this study was not found. We encourage authors to address study limitations.Results from TrialIdentifier: We found the following clinical trial numbers in your paper:
Identifier Status Title NCT04291729 Completed Evaluation of Ganovo (Danoprevir ) Combined With Ritonavir i… NCT03111108 Completed Efficacy and Safety of Elbasvir (MK-8742) + Grazoprevir (MK-… NCT01045278 Completed Hepatitis C in a Cohort of Patients With Maintenance Therapy… NCT00255034 Terminated Effects of 48 Weeks Versus 24 Weeks of Therapy With Peg-Intr… NCT02480166 Completed Comparative Efficacy of Fixed-dose Combination Sofosbuvir + … NCT00383864 Completed Pegylated Interferon and Ribavirin in Hepatitis C Virus Infe… NCT01023217 Completed Entecavir Plus Adefovir in Lamivudine-Resistant Chronic Hepa… NCT00922207 Completed A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Combina… NCT02360592 Completed Combination Therapy With Interferon Plus Interleukin 2 and H… Results from Barzooka: We did not find any issues relating to the usage of bar graphs.
Results from JetFighter: We did not find any issues relating to colormaps.
Results from rtransparent:- Thank you for including a conflict of interest statement. Authors are encouraged to include this statement when submitting to a journal.
- Thank you for including a funding statement. Authors are encouraged to include this statement when submitting to a journal.
- No protocol registration statement was detected.
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