This product is a recombinant Human antibody that can recognize H7N9 HA. m826 binds to H7 hemagglutinin (HA) and protects against H7N9 infection. m826 binds to H7N9 HA with subnanomolar affinity at acidic pH and 10-fold lower affinity at neutral pH. m826 does not neutralize H7 virus, but mediates potent ADCC. m826 binds an epitope that may be fully exposed upon pH-induced conformational changes in HA.
Figure 1 ADCC activity of m826 and CR9114 IgG against H7N9 HA expressing-293 T cells mediated by freshly prepared human PBMCs.
The percentage (%) of specific lysis was calculated as described in the Materials and Methods. All error bars reflect standard deviation (s.d.).
Yu, F., Song, H., Wu, Y., Chang, S. Y., Wang, L., Li, W., ... & Feng, Y. (2017). A potent germline-like human monoclonal antibody targets a pH-sensitive epitope on H7N9 influenza hemagglutinin. Cell host & microbe, 22(4), 471-483.
Figure 2 Prophylactic efficacy of mAb m826 in protecting mice against lethal dose H7N9 challenge.
For prophylactic efficacy study, mice were treated (i.p.) with m826 antibody 12 h before viral challenge (i.n.) with 10x LD₅₀ of H7N9 virus and were monitored daily for 14 days for the accumulated mortality (A) and weight loss (B), expressed as percent (%) weight loss and survival, respectively (n = 5 per group). PBS was used for the control group.
Yu, F., Song, H., Wu, Y., Chang, S. Y., Wang, L., Li, W., ... & Feng, Y. (2017). A potent germline-like human monoclonal antibody targets a pH-sensitive epitope on H7N9 influenza hemagglutinin. Cell host & microbe, 22(4), 471-483.
Figure 3 The immunostaining-based neutralization assay for m826 mAb against H7N4 virus.
Immunostaining was conducted using influenza NP-specific mAbs to detect virus-infected cells. H7N4-specfic Ab was used as positive control.
Yu, F., Song, H., Wu, Y., Chang, S. Y., Wang, L., Li, W., ... & Feng, Y. (2017). A potent germline-like human monoclonal antibody targets a pH-sensitive epitope on H7N9 influenza hemagglutinin. Cell host & microbe, 22(4), 471-483.
This is a product of Creative Biolabs' Hi-Affi™ recombinant antibody portfolio, which has several benefits including:
• Increased sensitivity
• Confirmed specificity
• High repeatability
• Excellent batch-to-batch consistency
• Sustainable supply
• Animal-free production
See more details about Hi-Affi™ recombinant antibody benefits.
Download resources about recombinant antibody development and antibody engineering to boost your research.
CAT | Product Name | Application | Type |
---|---|---|---|
MOR-3955 | Hi-Affi™ Recombinant Rabbit Anti-H7N9 HA Monoclonal Antibody (SI15DS) | ELISA, FC | IgG |
MOR-3956 | Hi-Affi™ Recombinant Rabbit Anti-H7N9 HA Monoclonal Antibody (SI16DS) | FC | IgG |
MOR-3957 | Hi-Affi™ Recombinant Rabbit Anti-H7N9 HA Monoclonal Antibody (SI17DS) | ELISA, FC, HI, MN, B/N | IgG |
CAT | Product Name | Application | Type |
---|---|---|---|
HPAB-0491LY | Recombinant Humanized Anti-H7N9 HA Antibody (2G11) | WB, Neutralization | Mouse |
PABC-356 | Recombinant Human Anti-H7N9 HA Antibody (L3A-44) | ELISA, Neut | Human IgG |
PABC-357 | Recombinant Human Anti-H7N9 HA Antibody (L4A-14) | ELISA, Neut | Human IgG |
PABC-358 | Recombinant Human Anti-H7N9 HA Antibody (L4B-18) | ELISA, Neut | Human IgG |
PABC-428 | Recombinant Human Anti-H7N9 HA Antibody (HNIgGA6) | Neut, FuncS, ELISA | Human IgG1 |
CAT | Product Name | Application | Type |
---|---|---|---|
HPAB-0491LY-S(P) | Humanized Anti-H7N9 HA Antibody scFv Fragment (2G11) | WB, Neutralization | scFv |
PSBC-356 | Recombinant Human Anti-H7N9 HA Antibody scFv Fragment (L3A-44) | ELISA, Neut | Human scFv |
PSBC-427 | Recombinant Human Anti-H7N9 HA Antibody scFv Fragment (m826) | ELISA | Human scFv |
PSBC-428 | Recombinant Human Anti-H7N9 HA Antibody scFv Fragment (HNIgGA6) | ELISA, Neut | Human scFv |
PSBC-490 | Recombinant Human Anti-H7N9 HA Antibody scFv Fragment (H7.167) | ELISA, Neut | Human scFv |
CAT | Product Name | Application | Type |
---|---|---|---|
PFBC-356 | Recombinant Human Anti-H7N9 HA Antibody Fab Fragment (L3A-44) | ELISA, Neut | Human Fab |
PFBC-357 | Recombinant Human Anti-H7N9 HA Antibody Fab Fragment (L4A-14) | ELISA, Neut | Human Fab |
PFBC-358 | Recombinant Human Anti-H7N9 HA Antibody Fab Fragment (L4B-18) | ELISA, Neut | Human Fab |
PFBC-359 | Recombinant Human Anti-H7N9 HA Antibody Fab Fragment (VRC 315 13-1b02) | FC, Neut | Human Fab |
HPAB-0326-FY-F(E) | Recombinant Human Anti-H7N9 HA Antibody Fab Fragment (mAb910) | N, E, WB, I |
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For research use only. Not intended for any clinical use. No products from Creative Biolabs may be resold, modified for resale or used to manufacture commercial products without prior written approval from Creative Biolabs.
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