GeneMedi Efficacy Assay/Evaluation Solutions for COVID-19 Vaccines and Therapeutic antibodies against SARS-CoV2(2019nCoV)
Diagnostic antibodies and antigens for Companion Animal disease testing
● Rabbit
Diagnostic antibodies and antigens for Swine disease testing
Diagnostic antibodies and antigens for Avian disease testing
Diagnostic antibodies and antigens for Multiple animal disease testing
Diagnostic antibodies and antigens for Ruminant disease testing
● Deer
Diagnostic antibodies and antigens for infectious and non-infectious Equine/Horse disease testing
SOCAIL MEDIA
1. GeneMedi information and products collection of SARS-COV-2 (2019nCOV) UK B.1.1.7 lineage and South Africa 501Y.V2 lineage and Brazilian P.1 lineage(B.1.1.28.1)
GeneMedi pseudotyped virus (pseudovirus) of SARS-COV-2 (2019nCOV) B.1.1.7 lineage
Taking responsibility to help accelerate the COVID-19 vaccine and therapeutic antibody discovery and development, GeneMedi had developed the pseudotype virus (pseudovirus) of SARS-COV-2 (2019nCOV) B.1.1.7 lineage, which will meet the evaluation of the efficacy of COVID19 vaccines and therapeutic antibodies.
GeneMedi pseudotyped virus (pseudovirus) of SARS-COV-2 (2019nCOV) 501Y.V2 lineage
Taking responsibility to help accelerate the COVID-19 vaccine and therapeutic antibody discovery and development, GeneMedi had developed the pseudotype virus (pseudovirus) of SARS-COV-2 (2019nCOV) S501Y.V2 lineage, which will meet the evaluation of the efficacy of COVID19 vaccines and therapeutic antibodies.
GeneMedi pseudotype virus (pseudovirus) of SARS-COV-2 (2019nCOV) P.1 lineage(B.1.1.28.1, Brazilian variant)
Taking responsibility to help accelerate the COVID-19 vaccine and therapeutic antibody discovery and development, GeneMedi had developed the pseudotype virus (pseudovirus) of SARS-COV-2 (2019nCOV) P.1 lineage(B.1.1.28.1, Brazilian variant), which will meet the evaluation of the efficacy of COVID19 vaccines and therapeutic antibodies.
SARS-COV-2 (2019nCOV) B.1.1.7 lineage & 501Y.V2 lineage(B.1.351) & P.1 lineage (B.1.1.28.1, Brazilian variant) of Spike protein & ACE2 competition binding assay for efficacy evaluation of COVID-19 vaccines and therapeutic antibodies
GeneMedi codon-optimized spike mammalian expression vector for SARS-COV-2 (2019nCOV) B.1.1.7 lineage
GeneMedi designed a mammalian expression codon-optimized spike mutation/deletion variant vector for COVID-19 SARS-COV-2 (2019nCOV) B.1.1.7 lineage.
GeneMedi codon-optimized spike mammalian expression vector for SARS-COV-2 (2019nCOV) South Africa 501Y.V2 lineage(B.1.351).
GeneMedi designed a mammalian expression codon-optimized spike mutation/deletion variant vector for COVID-19 SARS-COV-2 (2019nCOV) S501Y.V2 lineage.
GeneMedi codon-optimized spike mammalian expression vector for SARS-COV-2 (2019nCOV) - P.1 lineage(B.1.1.28.1, Brazilian variant)
GeneMedi designed a mammalian expression codon-optimized spike mutation/deletion variant vector for COVID-19 SARS-COV-2 (2019nCOV) P.1 lineage(B.1.1.28.1, Brazilian variant)
2. Multiple variants of Spike protein & ACE2 competition binding assay for efficacy evaluation of COVID-19 vaccines and therapeutic antibodies
The Spike proteins variants that GeneMedi offer is including:
1) Multiple variants of recombinant Spike protein for Spike protein & ACE2 competition binding assay for efficacy evaluation of COVID-19 vaccines and therapeutic antibodies
2) Recombinant human ACE2 protein products
– Competition assay for neutralizing antibodies, peptides inhibitor and vaccines-immunized serums
3. Multi-Variants™ SARS-CoV2 (wildtype, D614G, N501Y, E484K, B.1.1.7 lineage, 501Y.V2 lineage, and so on) Pseudotype virus-Based Neutralization Assay System for efficacy evaluation of COVID-19 vaccines and therapeutic antibodies (Lentiviral pseudovirus)
Protocol DownloadGeneMedi SARS-CoV-2 Pseudovirus (PSV) Based Cell Entry
GeneMedi-SARS-CoV-2 WT and Spike Mutation Variants Pseudovirus (PSV) Based Cell Entry
Figure. The Pseudovirus (PSV) Based Cell Entry assay was performed on 293T-hACE2 cells infected with GeneMedi-SARS-CoV-2 WT and Spike Mutation Variants (D614G, S943P, V367F, G476S, V483A, H49Y, Q239K, A831V, P1263L, D839Y/N/E:D839Y, D839N, D839E) Pseudovirus (PSV) Infection rate was determined by RFP+GFP+/GFP+ with FACS validation.
4. Codon-optimized mammalian expression vector for SARS-COV-2 (2019nCOV) spike wide type & mutant variants (D614G, N501Y, E484K, B.1.1.7 lineage, 501Y.V2 lineage, and so on)
Codon-optimized viral particle (Adenovirus, Lentivirus, AAV) for SARS-COV-2 (2019nCOV) spike wide type & mutant variants (D614G, N501Y, E484K, B.1.1.7 lineage, 501Y.V2 lineage, and so on)
5. 293T-ACE2 stable cell line & human ACE2 expression vectors: Effector cell of pseudotype virus-Based Neutralization Assay System for efficacy evaluation of COVID-19 vaccines and therapeutic antibodies (Lentiviral pseudovirus)
Human ACE2 overexpression stable HEK293T cell lines. Catalot Number: GM-SC-293T-hACE2-01 Click here for details
Validation of hACE2 overexpression stable HEK293T cell lines (Cat. GM-SC-293T‐hACE2-01)
Figure. ACE2 mRNA level Validation in hACE2 overexpression stable HEK293T cell lines: Cat. GM‐SC‐293T‐hACE2‐01 (A) and the cell lines were tested as Mycoplasma free (B).
Products list: Human ACE2 overexpression stable HEK293T cell lines
6. Validated SARS-CoV-2 neutralizing antibodies-benchmark COVID-19 neutralizing antibodies.
GeneMedi-SARS-CoV-2 WT and Spike Mutation Variants Pseudovirus (PSV) Based Neutralizing Assay with GeneMedi's anti-2019-nCoV Spike Neutralizing antibodies (Nabs)
Figure. The Pseudovirus (PSV) Based Neutralizing Assay was performed on 293T-hACE2 cells infected with GeneMedi-SARS-CoV-2 WT and Spike Mutation Variants (D614G, S943P, V367F, G476S, V483A, H49Y, Q239K, A831V, P1263L, D839Y/N/E:D839Y, D839N, D839E) Pseudovirus (PSV) under treatment of GeneMedi’s anti-2019-nCoV Spike Neutralizing antibodies (Nabs) . Inhibition rate was determined by comparing the relative RFP+GFP+/GFP+ rate.
| GMP-V-2019nCoV-SnAb001 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgG1) | 5 |
| GMP-V-2019nCoV-SnAb002 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgM) | 18 |
| GMP-V-2019nCoV-SnAb003 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgA) | 410 |
| GMP-V-2019nCoV-SnAb004 | Anti-2019-nCoV Spike (Spike RBD domain) mouse monoclonal neutralizing antibody (IgG1) | 6.8 |
| GMP-V-2019nCoV-SnAb005 | Anti-2019-nCoV Spike (Spike RBD domain) Cynomolgus monoclonal neutralizing antibody (IgG1) | 28 |
Figure. The binding of GeneMedi’s anti-2019-nCoV Spike Neutralizing antibodies (Nabs) to Recombinant 2019-nCoV(SARS-CoV-2) Spike RBD protein (GMP-V-2019nCoV-SRBD001) at 5.0ug/ml (100uL/well) was measured by ELISA.
A.GMP-V-2019nCoV-SnAb001:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgG1)
B.GMP-V-2019nCoV-SnAb002:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgM)
C.GMP-V-2019nCoV-SnAb003:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgA)
D.GMP-V-2019nCoV-SnAb004:Anti-2019-nCoV Spike (Spike RBD domain) mouse monoclonal neutralizing antibody (IgG1)
E.GMP-V-2019nCoV-SnAb005:Anti-2019-nCoV Spike (Spike RBD domain) Cynomolgus monoclonal neutralizing antibody (IgG1)
| GMP-V-2019nCoV-SnAb001 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgG1) | 26.3 |
| GMP-V-2019nCoV-SnAb002 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgM) | 84.2 |
| GMP-V-2019nCoV-SnAb003 | Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgA) | 20.5 |
| GMP-V-2019nCoV-SnAb004 | Anti-2019-nCoV Spike (Spike RBD domain) mouse monoclonal neutralizing antibody (IgG1) | 81.9 |
| GMP-V-2019nCoV-SnAb005 | Anti-2019-nCoV Spike (Spike RBD domain) Cynomolgus monoclonal neutralizing antibody (IgG1) | 243 |
Figure. GeneMedi’s anti-2019-nCoV Spike Neutralizing antibodies (Nabs) block Recombinant 2019-nCoV(SARS-CoV-2) Spike RBD protein (GMP-V-2019nCoV-SRBD001) and hACE2 (GMP-H-ACE2002) binding.
A.GMP-V-2019nCoV-SnAb001:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgG1)
B.GMP-V-2019nCoV-SnAb002:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgM)
C.GMP-V-2019nCoV-SnAb003:Anti-2019-nCoV Spike (Spike RBD domain) human monoclonal neutralizing antibody (IgA)
D.GMP-V-2019nCoV-SnAb004:Anti-2019-nCoV Spike (Spike RBD domain) mouse monoclonal neutralizing antibody (IgG1)
E.GMP-V-2019nCoV-SnAb005:Anti-2019-nCoV Spike (Spike RBD domain) Cynomolgus monoclonal neutralizing antibody (IgG1)
1) Types of Vaccines (by testing immunized serum from human, mouse, NHP etc.)
2) Neutralizing antibodies
3) Peptides blockers (peptide inhibitors)
4) Compounds targeting Spike induced cell-fusion.
1.
2 Korber, B. et al. Spike mutation pipeline reveals the emergence of a more transmissible form of SARS-CoV-2. bioRxiv Preprint., doi:10.1101/2020.04.29.069054 (2020).
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Investigation of novel SARS-COV-2 variant. Public health England.
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European Centre for Disease Prevention and Control. Rapid increase of a SARS-CoV-2 variant
with multiple spike protein mutations observed in the United Kingdom – 20 December 2020.ECDC: Stockholm; 2020.
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Li, G. & De Clercq, E. Therapeutic options for the 2019 novel coronavirus (2019-nCoV). Nature Reviews Drug Discovery, doi:10.1038/d41573-020-00016-0 (2020).
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Haque, A. & Pant, A. B. Efforts at COVID-19 Vaccine Development: Challenges and Successes. Vaccines 8, doi:10.3390/vaccines8040739 (2020).
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Dong, Y. et al. A systematic review of SARS-CoV-2 vaccine candidates. Signal Transduction and Targeted Therapy 5, doi:10.1038/s41392-020-00352-y (2020).
7.
Andrew Rambaut1, N. L., Oliver Pybus, Wendy Barclay, Jeff Barrett5, Alesandro Carabelli6, Tom Connor, Tom Peacock, David L Robertson8, Erik Volz, . Preliminary genomic characterisation of an emergent SARS-CoV-2 lineage in the UK defined by a novel set of spike mutations. https://virological.org/ (2020).
8.
Rapid increase of a SARS-CoV-2 variant with multiple spike protein mutations observed in the United Kingdom. European Centre for Disease Prevention and Control: Publications & data.
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Zhang, L. et al. SARS-CoV-2 RNA reverse-transcribed and integrated into the human genome. bioRxiv Preprint. , doi:10.1101/2020.12.12.422516 (2020).
