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Figure 3 | Microbial Cell Factories

Figure 3

From: Bacterial cytoplasm as an effective cell compartment for producing functional VHH-based affinity reagents and Camelidae IgG-like recombinant antibodies

Figure 3

Functional validation of Fc-VHH fusion antibodies. Fc-VHH constructs corresponding to the clones A10 and C8 were expressed in the bacterial cytoplasm, purified, and finally tested by cell ELISA and compared with the monoclonal anti-HER2 therapeutic monoclonal antibody trastuzumab by FACS (filter band-pass: 564-606 nm) using HER2 negative (MCF10A) and positive (SKBR3) cells. C8-Fc was used for HER2 detection by WB and to immunoprecipitate HER2 from SKBR3 cells.

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