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          • Antibodies ›
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          Complement activation, classical pathway Antibodies

          Antibodies for proteins involved in complement activation, classical pathway pathways; according to their Panther/Gene Ontology Classification.

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          Clicking the images or links will redirect you to a website hosted by BenchSci that provides third-party scientific content. Neither the content nor the BenchSci technology and processes for selection have been evaluated by us; we are providing them as-is and without warranty of any kind, including for use or application of the Thermo Fisher Scientific products presented.

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          1,044 results
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          1,044 results
          Proteintech
          C3/C3b/C3c Polyclonal Antibody
          Proteintech
          C3/C3b/C3c Polyclonal Antibody
          11
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) IHC (PFA) ICC/IF IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 21337-1-AP

          150 µL

          Invitrogen
          Complement C3 Polyclonal Antibody
          Invitrogen
          Complement C3 Polyclonal Antibody
          Advanced Verification
          19
          Target
          Human Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-21349

          100 µL

          Proteintech
          Clusterin Polyclonal Antibody
          Proteintech
          Clusterin Polyclonal Antibody
          11
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12289-1-AP

          150 µL

          Proteintech
          SERPING1/C1 Inactivator Polyclonal Antibody
          Proteintech
          SERPING1/C1 Inactivator Polyclonal Antibody
          13
          Target
          Human Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12259-1-AP

          150 µL

          Proteintech
          C1QBP Polyclonal Antibody
          Proteintech
          C1QBP Polyclonal Antibody
          12
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 24474-1-AP

          150 µL

          Invitrogen
          Apolipoprotein J Polyclonal Antibody
          Invitrogen
          Apolipoprotein J Polyclonal Antibody
          Advanced Verification
          12
          Target
          Human Mouse
          Details
          Goat Polyclonal
          Application
          WB IHC (F) ICC/IF ELISA IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-46931

          100 µg

          Proteintech
          CRP Monoclonal Antibody (3F10A11)
          Proteintech
          CRP Monoclonal Antibody (3F10A11)
          7
          Target
          Human Mouse Pig Rat
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) IHC (PFA)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 66250-1-IG

          150 µL

          Proteintech
          C1qA Polyclonal Antibody
          Proteintech
          C1qA Polyclonal Antibody
          8
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 11602-1-AP

          150 µL

          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), eFluor™ 450, eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), eFluor™ 450, eBioscience™
          4
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 48-0212-82

          100 µg

          Invitrogen
          CD46 Monoclonal Antibody (8E2), PE, eBioscience™
          Invitrogen
          CD46 Monoclonal Antibody (8E2), PE, eBioscience™
          9
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12-0469-42

          100 Tests

          Invitrogen
          CD46 Monoclonal Antibody (8E2), PerCP-eFluor™ 710, eBioscience™
          Invitrogen
          CD46 Monoclonal Antibody (8E2), PerCP-eFluor™ 710, eBioscience™
          9
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 46-0469-42

          100 Tests

          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (SC0681)
          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (SC0681)
          Advanced Verification
          13
          Target
          Human Mouse
          Details
          Rabbit Recombinant Monoclonal
          Application
          WB IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-32227

          100 µL

          Invitrogen
          Complement C3 Polyclonal Antibody
          Invitrogen
          Complement C3 Polyclonal Antibody
          5
          Target
          Baboon Horse Guinea pig Hamster Human Mouse Non-human primate Pig ...
          Details
          Goat Polyclonal
          Application
          WB IHC (P) ICC/IF Flow IE
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA1-29715

          1 mL

          Invitrogen
          CD21 Monoclonal Antibody (HB5), PE, eBioscience™
          Invitrogen
          CD21 Monoclonal Antibody (HB5), PE, eBioscience™
          4
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12-0219-42

          100 Tests

          Proteintech
          C1S Polyclonal Antibody
          Proteintech
          C1S Polyclonal Antibody
          8
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 14554-1-AP

          150 µL

          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), eBioscience™
          3
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          WB Flow Functional
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 14-0211-81
          Proteintech
          CD55 Polyclonal Antibody
          Proteintech
          CD55 Polyclonal Antibody
          7
          Target
          Human Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 26580-1-AP

          150 µL

          Invitrogen
          CD55 Polyclonal Antibody
          Invitrogen
          CD55 Polyclonal Antibody
          Advanced Verification
          11
          Target
          Human
          Details
          Rabbit Polyclonal
          Application
          WB IHC IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-78991

          100 µg

          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (16F10)
          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (16F10)
          Advanced Verification
          11
          Target
          Human Mouse
          Details
          Rabbit Recombinant Monoclonal
          Application
          WB IHC (P) ICC/IF Flow ELISA
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-33131

          100 µL

          Invitrogen
          CD46 Polyclonal Antibody
          Invitrogen
          CD46 Polyclonal Antibody
          11
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-78985

          100 µg

          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), PE, eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), PE, eBioscience™
          1
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12-0211-82
          OriGene
          C1S Monoclonal Antibody (OTI5F2), TrueMAB™
          OriGene
          C1S Monoclonal Antibody (OTI5F2), TrueMAB™
          11
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # TA504245

          100 µL

          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), FITC, eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), FITC, eBioscience™
          3
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 11-0212-82
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), FITC, eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio8D9 (8D9)), FITC, eBioscience™
          3
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 11-0211-82

          100 µg

          Proteintech
          CD46 Polyclonal Antibody
          Proteintech
          CD46 Polyclonal Antibody
          7
          Target
          Human Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) Flow IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12494-1-AP

          150 µL

          Invitrogen
          CD21 Monoclonal Antibody (2G9)
          Invitrogen
          CD21 Monoclonal Antibody (2G9)
          2
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-11417

          500 µL

          Invitrogen
          C1QBP Polyclonal Antibody
          Invitrogen
          C1QBP Polyclonal Antibody
          10
          Target
          Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF ELISA IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-117816

          100 µL

          Invitrogen
          MBL2 Monoclonal Antibody (3E7)
          Invitrogen
          MBL2 Monoclonal Antibody (3E7)
          4
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          IHC (F) Flow ELISA Functional
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA1-40145

          100 µg

          Invitrogen
          C1QBP Polyclonal Antibody
          Invitrogen
          C1QBP Polyclonal Antibody
          Advanced Verification
          8
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-55318

          100 µL

          Invitrogen
          CD21 Monoclonal Antibody (A4E5)
          Invitrogen
          CD21 Monoclonal Antibody (A4E5)
          Advanced Verification
          9
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-42524

          100 µL

          Proteintech
          C6 Polyclonal Antibody
          Proteintech
          C6 Polyclonal Antibody
          4
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 17239-1-AP

          150 µL

          Invitrogen
          Complement C3a Monoclonal Antibody (K13/16-5.7)
          Invitrogen
          Complement C3a Monoclonal Antibody (K13/16-5.7)
          Advanced Verification
          6
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) ELISA
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # GAU 013-16-02

          400 µL

          OriGene
          C1S Monoclonal Antibody (OTI2D11), TrueMAB™
          OriGene
          C1S Monoclonal Antibody (OTI2D11), TrueMAB™
          9
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # TA504246

          100 µL

          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), PE, eBioscience™
          Invitrogen
          CD21/CD35 Monoclonal Antibody (eBio4E3 (4E3)), PE, eBioscience™
          2
          Target
          Mouse
          Details
          Rat Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 12-0212-82

          100 µg

          Invitrogen
          CD21 Monoclonal Antibody (HB5), APC, eBioscience™
          Invitrogen
          CD21 Monoclonal Antibody (HB5), APC, eBioscience™
          3
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 17-0219-42

          100 Tests

          Invitrogen
          Complement C9 Polyclonal Antibody
          Invitrogen
          Complement C9 Polyclonal Antibody
          6
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-29093

          100 µL

          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (PD00-23)
          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (PD00-23)
          Advanced Verification
          8
          Target
          Human
          Details
          Rabbit Recombinant Monoclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-44647

          100 µL

          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (1T2Z9)
          Invitrogen
          CD21 Recombinant Rabbit Monoclonal Antibody (1T2Z9)
          Advanced Verification
          8
          Target
          Human Rat
          Details
          Rabbit Recombinant Monoclonal
          Application
          WB ICC/IF ELISA
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-42658

          100 µL

          Invitrogen
          C1QBP Monoclonal Antibody (04)
          Invitrogen
          C1QBP Monoclonal Antibody (04)
          8
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB ICC/IF ELISA IP
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-41061

          100 µL

          OriGene
          CLU Monoclonal Antibody (OTI5D3), TrueMAB™
          OriGene
          CLU Monoclonal Antibody (OTI5D3), TrueMAB™
          8
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # CF808665

          100 µg

          Proteintech
          Clusterin Monoclonal Antibody (2F12G10)
          Proteintech
          Clusterin Monoclonal Antibody (2F12G10)
          8
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 66109-1-IG

          150 µL

          OriGene
          CLU Monoclonal Antibody (OTI5D3), TrueMAB™
          OriGene
          CLU Monoclonal Antibody (OTI5D3), TrueMAB™
          8
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # TA808665
          Proteintech
          C4BPB Polyclonal Antibody
          Proteintech
          C4BPB Polyclonal Antibody
          6
          Target
          Human Mouse
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 15837-1-AP

          150 µL

          Invitrogen
          CRP Polyclonal Antibody
          Invitrogen
          CRP Polyclonal Antibody
          5
          Target
          Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ELISA
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-79070

          100 µg

          Invitrogen
          Complement C3b Monoclonal Antibody (10C7)
          Invitrogen
          Complement C3b Monoclonal Antibody (10C7)
          4
          Target
          Human Mouse
          Details
          Mouse Monoclonal
          Application
          Flow ELISA
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA1-70054

          250 µg

          Proteintech
          C3/C3b/C3c Monoclonal Antibody (2A6B3)
          Proteintech
          C3/C3b/C3c Monoclonal Antibody (2A6B3)
          5
          Target
          Human
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # 66157-1-IG

          150 µL

          Invitrogen
          C2 Polyclonal Antibody
          Invitrogen
          C2 Polyclonal Antibody
          7
          Target
          Human
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P)
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-119046
          Invitrogen
          CD46 Recombinant Rabbit Monoclonal Antibody (JB25-49)
          Invitrogen
          CD46 Recombinant Rabbit Monoclonal Antibody (JB25-49)
          7
          Target
          Human
          Details
          Rabbit Recombinant Monoclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-34719

          100 µL

          Invitrogen
          C1QBP Monoclonal Antibody (A8F5)
          Invitrogen
          C1QBP Monoclonal Antibody (A8F5)
          7
          Target
          Human Mouse Rat
          Details
          Mouse Monoclonal
          Application
          WB IHC (P) ICC/IF Flow
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # MA5-44925

          100 µL

          Invitrogen
          C1QBP Polyclonal Antibody
          Invitrogen
          C1QBP Polyclonal Antibody
          7
          Target
          Human Mouse Rat
          Details
          Rabbit Polyclonal
          Application
          WB IHC (P) ICC/IF
          Price
          Special offer
          Online exclusive
          Online offer:
          Cat # PA5-118850

          100 µL

          Custom Antibody Service

          Searching for an antibody we don't offer? We make custom antibodies for specific targets, species and applications.

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          If an Invitrogen™ antibody doesn't perform as described on our website or datasheet,we'll replace the product at no cost to you, or provide you with a credit for a future purchase.*

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