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CD20 & CD22 Bispecific Antibodies
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Product List

CAT# Product Name Species Reactivity BsAb Type Target 1 Host Animal 1 Target 2 Host Animal 2 INQUIRY
T-BSDB-H224 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Tandem Diabody) Human Tandem Diabody CD20 Human CD22 Human Inquiry
T-BSDB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem Diabody) Human Tandem Diabody CD20 Mouse CD22 Mouse Inquiry
SCIGG-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scIgG) Human Single chain IgGs CD20 Human CD22 Human Inquiry
SCIGG-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scIgG) Human Single chain IgGs CD20 Mouse CD22 Mouse Inquiry
FVTIG-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv4-Ig) Human scFv4-Ig CD20 Human CD22 Human Inquiry
FVTIG-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv4-Ig) Human scFv4-Ig CD20 Mouse CD22 Mouse Inquiry
BSSG-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv-IgG) Human scFv-IgG CD20 Human CD22 Human Inquiry
BSSG-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv-IgG) Human scFv-IgG CD20 Mouse CD22 Mouse Inquiry
IGLFV-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (IgG(L)-scFv) Human IgG-scFv CD20 Human CD22 Human Inquiry
IGLFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG(L)-scFv) Human IgG-scFv CD20 Mouse CD22 Mouse Inquiry
BSGV-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (IgG-Fv) Human IgG-Fv CD20 Human CD22 Human Inquiry
BSGV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG-Fv) Human IgG-Fv CD20 Mouse CD22 Mouse Inquiry
BSDG-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Fv-IgG) Human Fv-IgG CD20 Human CD22 Human Inquiry
BSDG-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fv-IgG) Human Fv-IgG CD20 Mouse CD22 Mouse Inquiry
BABFV-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (F(ab')2-scFv2) Human F(ab')2-scFv2 CD20 Human CD22 Human Inquiry
BABFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (F(ab')2-scFv2) Human F(ab')2-scFv2 CD20 Mouse CD22 Mouse Inquiry
FABVC-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Fab-scFv-Fc) Human Fab-scFv/sdAb-Fc CD20 Human CD22 Human Inquiry
FABVC-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-scFv-Fc) Human Fab-scFv/sdAb-Fc CD20 Mouse CD22 Mouse Inquiry
SCDBC-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scDiabody-CH3) Human scDiabody-CH3 CD20 Human CD22 Human Inquiry
SCDBC-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scDiabody-CH3) Human scDiabody-CH3 CD20 Mouse CD22 Mouse Inquiry
BSDBC-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Diabody-CH3) Human Diabody-CH3 CD20 Human CD22 Human Inquiry
BSDBC-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Diabody-CH3) Human Diabody-CH3 CD20 Mouse CD22 Mouse Inquiry
SCDBF-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scDiabody-Fc) Human scDiabody-Fc CD20 Human CD22 Human Inquiry
SCDBF-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scDiabody-Fc) Human scDiabody-Fc CD20 Mouse CD22 Mouse Inquiry
BSFVF-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Tandem scFv-Fc) Human Tandem scFv-Fc CD20 Human CD22 Human Inquiry
BSFVF-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem scFv-Fc) Human Tandem scFv-Fc CD20 Mouse CD22 Mouse Inquiry
BSDBF-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Diabody-Fc) Human Diabody-Fc CD20 Human CD22 Human Inquiry
BSDBF-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Diabody-Fc) Human Diabody-Fc CD20 Mouse CD22 Mouse Inquiry
BSTF-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv-Fc-scFv) Human scFv-Fc-scFv CD20 Human CD22 Human Inquiry
BSTF-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv-Fc-scFv) Human scFv-Fc-scFv CD20 Mouse CD22 Mouse Inquiry
BSCFV-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv-Fc) Human scFv-Fc CD20 Human CD22 Human Inquiry
BSCFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv-Fc) Human scFv-Fc CD20 Mouse CD22 Mouse Inquiry
MNAB-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Miniantibody) Human Miniantibody CD20 Human CD22 Human Inquiry
MNAB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Miniantibody) Human Miniantibody CD20 Mouse CD22 Mouse Inquiry
BSFC-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv-CH3) Human scFv-CH3 CD20 Human CD22 Human Inquiry
BSFC-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv-CH3) Human scFv-CH3 CD20 Mouse CD22 Mouse Inquiry
BSCC-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (scFv-CH1/CL) Human scFv-CH1/CL CD20 Human CD22 Human Inquiry
BSCC-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (scFv-CH1/CL) Human scFv-CH1/CL CD20 Mouse CD22 Mouse Inquiry
BIBD-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Bibody) Human Bibody CD20 Human CD22 Human Inquiry
BIBD-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Bibody) Human Bibody CD20 Mouse CD22 Mouse Inquiry
FABFV-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Fab-Fv) Human Fab-Fv CD20 Human CD22 Human Inquiry
FABFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-Fv) Human Fab-Fv CD20 Mouse CD22 Mouse Inquiry
MiniB-H226 Recombinant Human Anti-CD20 x Human Anti-CD22 Bispecific Antibody (Minibody) Human Minibody CD20 Human CD22 Human Inquiry
MiniB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Minibody) Human Minibody CD20 Mouse CD22 Mouse Inquiry
BSFAB-SAR022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-SAR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-SAR004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-SAR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-NGB022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-NGB immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-NGB004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-NGB immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-MEL022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-MEL immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-MEL004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-MEL immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-BGN022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-BGN immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-BGN004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-BGN immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-ABR022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-ABR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-ABR004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-ABR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-PAP022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-PAP immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-PAP004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-PAP immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-SAP022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-SAP immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-SAP004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-SAP immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-RTA022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-RTA immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-RTA004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-RTA immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-GEL022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-Gel immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-GEL004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-Gel immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-PE022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-PE immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-PE004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-PE immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFAB-DT022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem Fab-DT immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFAB-DT004 Recombinant Anti-CD20 x Anti-CD22 Tandem Fab-DT immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-SAR022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-SAR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFV-SAR004 Recombinant Anti-CD20 x Anti-CD22 Tandem scFv-SAR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-NGB022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-NGB immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFV-NGB004 Recombinant Anti-CD20 x Anti-CD22 Tandem scFv-NGB immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-MEL022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-MEL immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFV-MEL004 Recombinant Anti-CD20 x Anti-CD22 Tandem scFv-MEL immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-BGN022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-BGN immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFV-BGN004 Recombinant Anti-CD20 x Anti-CD22 Tandem scFv-BGN immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-ABR022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-ABR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
BSFV-ABR004 Recombinant Anti-CD20 x Anti-CD22 Tandem scFv-ABR immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Mouse CD22 Mouse Inquiry
BSFV-PAP022 Recombinant Human Anti-CD20 x Human Anti-CD22 Tandem scFv-PAP immunotoxin (Bispecific Immunotoxin) Human Bispecific Immunotoxin CD20 Human CD22 Human Inquiry
SCDB-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Human CD22 Human Inquiry
FABIG-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Human CD22 Human Inquiry
TRIB-H226 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Human CD22 Human Inquiry
BSIG-H224 Human Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Human CD22 Human Inquiry
CROSSAB-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (CrossMab) Human CrossMab CD20 Human CD22 Human Inquiry
IGFV-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Human CD22 Human Inquiry
BSDB-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Diabody) Human Diabody CD20 Human CD22 Human Inquiry
BSFAB-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Human CD22 Human Inquiry
BSFV-H224 Recombinant Human Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Human CD22 Human Inquiry
SCDB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Mouse CD22 Mouse Inquiry
FABIG-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Mouse CD22 Mouse Inquiry
TRIB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Mouse CD22 Mouse Inquiry
BSIG-049 Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Mouse CD22 Mouse Inquiry
CROSSAB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (CrossMab) Human CrossMab CD20 Mouse CD22 Mouse Inquiry
IGFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Mouse CD22 Mouse Inquiry
BSDB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Diabody) Human Diabody CD20 Mouse CD22 Mouse Inquiry
BSFAB-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Mouse CD22 Mouse Inquiry
BSFV-049 Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Mouse CD22 Mouse Inquiry
SCDB-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Human CD28 Human Inquiry
SCDB-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD19 Human CD22 Human Inquiry
FABIG-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Human CD47 Human Inquiry
FABIG-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Human CD3 Human Inquiry
FABIG-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Human CD28 Human Inquiry
FABIG-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD19 Human CD22 Human Inquiry
TRIB-H229 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Human CD47 Human Inquiry
TRIB-H228 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Human CD3 Human Inquiry
TRIB-H227 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Human CD28 Human Inquiry
TRIB-H216 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD19 Human CD22 Human Inquiry
BSIG-H227 Human Anti-CD20 x Anti-CD47 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Human CD47 Human Inquiry
BSIG-H226 Human Anti-CD20 x Anti-CD3 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Human CD3 Human Inquiry
BSIG-H225 Human Anti-CD20 x Anti-CD28 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Human CD28 Human Inquiry
BSIG-H214 Human Anti-CD19 x Anti-CD22 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD19 Human CD22 Human Inquiry
CROSSAB-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (CrossMab) Human CrossMab CD20 Human CD47 Human Inquiry
CROSSAB-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (CrossMab) Human CrossMab CD20 Human CD3 Human Inquiry
CROSSAB-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (CrossMab) Human CrossMab CD20 Human CD28 Human Inquiry
CROSSAB-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (CrossMab) Human CrossMab CD19 Human CD22 Human Inquiry
IGFV-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Human CD47 Human Inquiry
IGFV-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Human CD3 Human Inquiry
IGFV-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Human CD28 Human Inquiry
IGFV-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD19 Human CD22 Human Inquiry
BSDB-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (Diabody) Human Diabody CD20 Human CD47 Human Inquiry
BSDB-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (Diabody) Human Diabody CD20 Human CD3 Human Inquiry
BSDB-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Diabody) Human Diabody CD20 Human CD28 Human Inquiry
BSDB-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Diabody) Human Diabody CD19 Human CD22 Human Inquiry
BSFAB-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Human CD47 Human Inquiry
BSFAB-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Human CD3 Human Inquiry
BSFAB-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Human CD28 Human Inquiry
BSFAB-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD19 Human CD22 Human Inquiry
BSFV-H227 Recombinant Human Anti-CD20 x Anti-CD47 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Human CD47 Human Inquiry
BSFV-H226 Recombinant Human Anti-CD20 x Anti-CD3 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Human CD3 Human Inquiry
BSFV-H225 Recombinant Human Anti-CD20 x Anti-CD28 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Human CD28 Human Inquiry
BSFV-H214 Recombinant Human Anti-CD19 x Anti-CD22 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD19 Human CD22 Human Inquiry
SCTB-026 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Single-chain Triplebody) Human Single-chain Triplebody CD20 Mouse CD47 Mouse Inquiry
SCTB-025 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Single-chain Triplebody) Human Single-chain Triplebody CD20 Mouse CD3 Mouse Inquiry
SCTB-024 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Single-chain Triplebody) Human Single-chain Triplebody CD20 Mouse CD28 Mouse Inquiry
SCDB-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD22 Mouse Saporin Mouse Inquiry
SCDB-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Mouse CD47 Mouse Inquiry
SCDB-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Mouse CD3 Mouse Inquiry
SCDB-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD20 Mouse CD28 Mouse Inquiry
SCDB-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Single-chain Diabody) Human Single-chain Diabody CD19 Mouse CD22 Mouse Inquiry
FABIG-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Fab-IgG) Human Fab-IgG CD22 Mouse Saporin Mouse Inquiry
FABIG-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Mouse CD47 Mouse Inquiry
FABIG-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Mouse CD3 Mouse Inquiry
FABIG-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD20 Mouse CD28 Mouse Inquiry
FABIG-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Fab-IgG) Human Fab-IgG CD19 Mouse CD22 Mouse Inquiry
TRIB-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD22 Mouse Saporin Mouse Inquiry
TRIB-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Mouse CD47 Mouse Inquiry
TRIB-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Mouse CD3 Mouse Inquiry
TRIB-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD20 Mouse CD28 Mouse Inquiry
TRIB-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Fab-scFv-scFv) Human Fab-scFv-scFv CD19 Mouse CD22 Mouse Inquiry
BSIG-053 Anti-CD22 x Anti-Saporin Bispecific Antibody (IgG-IgG) Human IgG-IgG CD22 Mouse Saporin Mouse Inquiry
BSIG-052 Anti-CD20 x Anti-CD47 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Mouse CD47 Mouse Inquiry
BSIG-051 Anti-CD20 x Anti-CD3 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Mouse CD3 Mouse Inquiry
BSIG-050 Anti-CD20 x Anti-CD28 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD20 Mouse CD28 Mouse Inquiry
BSIG-039 Anti-CD19 x Anti-CD22 Bispecific Antibody (IgG-IgG) Human IgG-IgG CD19 Mouse CD22 Mouse Inquiry
CROSSAB-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (CrossMab) Human CrossMab CD22 Mouse Saporin Mouse Inquiry
CROSSAB-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (CrossMab) Human CrossMab CD20 Mouse CD47 Mouse Inquiry
CROSSAB-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (CrossMab) Human CrossMab CD20 Mouse CD3 Mouse Inquiry
CROSSAB-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (CrossMab) Human CrossMab CD20 Mouse CD28 Mouse Inquiry
CROSSAB-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (CrossMab) Human CrossMab CD19 Mouse CD22 Mouse Inquiry
IGFV-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (IgG-scFv) Human IgG-scFv CD22 Mouse Saporin Mouse Inquiry
IGFV-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Mouse CD47 Mouse Inquiry
IGFV-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Mouse CD3 Mouse Inquiry
IGFV-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD20 Mouse CD28 Mouse Inquiry
IGFV-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (IgG-scFv) Human IgG-scFv CD19 Mouse CD22 Mouse Inquiry
BSDB-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Diabody) Human Diabody CD22 Mouse Saporin Mouse Inquiry
BSDB-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Diabody) Human Diabody CD20 Mouse CD47 Mouse Inquiry
BSDB-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Diabody) Human Diabody CD20 Mouse CD3 Mouse Inquiry
BSDB-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Diabody) Human Diabody CD20 Mouse CD28 Mouse Inquiry
BSDB-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Diabody) Human Diabody CD19 Mouse CD22 Mouse Inquiry
BSFAB-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Tandem Fab) Human Tandem Fab CD22 Mouse Saporin Mouse Inquiry
BSFAB-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Mouse CD47 Mouse Inquiry
BSFAB-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Mouse CD3 Mouse Inquiry
BSFAB-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD20 Mouse CD28 Mouse Inquiry
BSFAB-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Tandem Fab) Human Tandem Fab CD19 Mouse CD22 Mouse Inquiry
BSFV-053 Recombinant Anti-CD22 x Anti-Saporin Bispecific Antibody (Tandem scFv) Human Tandem scFv CD22 Mouse Saporin Mouse Inquiry
BSFV-052 Recombinant Anti-CD20 x Anti-CD47 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Mouse CD47 Mouse Inquiry
BSFV-051 Recombinant Anti-CD20 x Anti-CD3 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Mouse CD3 Mouse Inquiry
BSFV-050 Recombinant Anti-CD20 x Anti-CD28 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD20 Mouse CD28 Mouse Inquiry
BSFV-039 Recombinant Anti-CD19 x Anti-CD22 Bispecific Antibody (Tandem scFv) Human Tandem scFv CD19 Mouse CD22 Mouse Inquiry

Background

CD20 is primarily expressed on B cells and is necessary in B cell development and differentiation. It is a well-established target for immunotherapy in B cell malignancies. CD22 is found on nearly all mature B cells and plays a role in regulating B cell signaling and activation. The anti-CD20/CD22 bispecific antibody (BsAb) is designed to simultaneously target both CD20 and CD22 proteins. This BsAb functions by binding to CD20 on one end and CD22 on the other end, effectively bringing B cells expressing both antigens into close proximity. This proximity facilitates enhanced immune recognition and activation, leading to more efficient elimination of targeted B cells. There are potential applications of this BsAb in the treatment of B cell malignancies, such as non-Hodgkin's lymphoma and chronic lymphocytic leukemia. There are also ongoing studies aiming to explore its potential in other B cell-related disorders and autoimmune diseases.

Fig.1 The anti-CD20/CD22 BsAb structure. (Rossi, Chien-Hsing and David, 2014) Fig.1 Structure of an anti-CD20/CD22 BsAb.1

Reference

  1. Rossi, Edmund A., Chien-Hsing Chang, and David M. Goldenberg. "Anti-CD22/CD20 Bispecific antibody with enhanced trogocytosis for treatment of Lupus." PLoS One 9.5 (2014): e98315.
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