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All Studies   Meta Analysis       

Comparative Docking Studies on Curcumin with COVID-19 Proteins

Suravajhala et al., Preprints, doi:10.20944/preprints202005.0439.v3
Jun 2020  
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Ivermectin for COVID-19
4th treatment shown to reduce risk in August 2020, now with p < 0.00000000001 from 105 studies, recognized in 23 countries.
No treatment is 100% effective. Protocols combine treatments.
5,100+ studies for 109 treatments. c19ivm.org
In Silico study reporting that ivermectin had the best affinity towards all targeted proteins and showed efficient binding to non-structural proteins.
69 preclinical studies support the efficacy of ivermectin for COVID-19:
Ivermectin, better known for antiparasitic activity, is a broad spectrum antiviral with activity against many viruses including H7N767, Dengue33,68,69, HIV-169, Simian virus 4070, Zika33,71,72, West Nile72, Yellow Fever73,74, Japanese encephalitis73, Chikungunya74, Semliki Forest virus74, Human papillomavirus53, Epstein-Barr53, BK Polyomavirus75, and Sindbis virus74.
Ivermectin inhibits importin-α/β-dependent nuclear import of viral proteins67,69,70,76, shows spike-ACE2 disruption at 1nM with microfluidic diffusional sizing34, binds to glycan sites on the SARS-CoV-2 spike protein preventing interaction with blood and epithelial cells and inhibiting hemagglutination37,77, shows dose-dependent inhibition of wildtype and omicron variants32, exhibits dose-dependent inhibition of lung injury57,62, may inhibit SARS-CoV-2 via IMPase inhibition33, may inhibit SARS-CoV-2 induced formation of fibrin clots resistant to degradation6, inhibits SARS-CoV-2 3CLpro50, may inhibit SARS-CoV-2 RdRp activity25, may minimize viral myocarditis by inhibiting NF-κB/p65-mediated inflammation in macrophages56, may be beneficial for COVID-19 ARDS by blocking GSDMD and NET formation78, may interfere with SARS-CoV-2's immune evasion via ORF8 binding1, may inhibit SARS-CoV-2 by disrupting CD147 interaction79-82, shows protection against inflammation, cytokine storm, and mortality in an LPS mouse model sharing key pathological features of severe COVID-1955,83, may be beneficial in severe COVID-19 by binding IGF1 to inhibit the promotion of inflammation, fibrosis, and cell proliferation that leads to lung damage5, may minimize SARS-CoV-2 induced cardiac damage36,44, increases Bifidobacteria which play a key role in the immune system84, has immunomodulatory47 and anti-inflammatory66,85 properties, and has an extensive and very positive safety profile86.
Study covers ivermectin and curcumin.
Suravajhala et al., 7 Jun 2020, preprint, 8 authors. Contact: giri@genomixbiotech.com (corresponding author), prash@bisr.res.in.
In Silico studies are an important part of preclinical research, however results may be very different in vivo.
This PaperIvermectinAll
Comparative Docking Studies on Curcumin with COVID-19 Proteins
Renuka Suravajhala, Abhinav Parashar, Babita Malik, Viswanathan Arun Nagaraj, Govindarajan Padmanaban, P B Kavi Kishor, Rathnagiri Polavarapu, Prashanth Suravajhala
doi:10.20944/preprints202005.0439.v3
Highlights 1. Our findings confirm the role of Q163 aminoacid site for potential tethered site or target which is in agreement with ivermectin, the best possible and known drug. 2. We have employed a rigorous strategy in screening the docking complexes from a majority of hypothetical genes or orphan open reading frames, structural and non-structural proteins. 3. We believe that the findings presented in our paper will appeal to researchers working on COVID-19, particularly those interested to characteristically screen docking complexes.
Author contributions: GP, PBK and RP ideated the project. RS and AP jointly analysed the structures and modelled the docking complexes. PS performeddid the protein interaction analyses. AP and RS wrote the first draft with PS, PBK, BM and RP. GP, PBK, PS, VAN and RP proofread the manuscript. Competing interests: None
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