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In Vivo Antibodies

Order in vivo grade antibodies — low endotoxin (≤1 EU/mg), azide-free, pH-optimized for direct injection. Functionally validated in murine models. Available in mg quantities. RUO

Why Researchers Choose abinScience

Application-Validated Rigorously tested for WB, IHC, IF, ELISA, and FC with supporting images and data on every product page.
High Specificity & Sensitivity Monoclonal and polyclonal options with validated target specificity, minimal cross-reactivity, and lot-specific titer data.
Broad Species Reactivity Covering human, mouse, rat, and additional species for translational and comparative research.
Multiple Conjugation Options Unconjugated, HRP, AP, biotin, FITC, PE, APC, and other fluorochrome conjugates ready for your workflow.
Original Manufacturer Quality In-house development from immunogen design to final QC — full traceability and batch consistency guaranteed.

How to Select the Right Product

  1. Target & Species: Confirm the target protein and host species reactivity (human, mouse, rat, or other). Check the datasheet for cross-reactivity data.
  2. Application: Select antibodies validated for your specific assay — WB, IHC (paraffin/frozen), IF, ELISA, or flow cytometry (FC).
  3. Clonality: Monoclonal for reproducibility and epitope specificity; polyclonal for broader epitope recognition and enhanced signal in WB/IHC.
  4. Conjugation: Choose unconjugated for maximum flexibility, or HRP/fluorochrome conjugates for direct detection without secondary antibodies.

Documents & QC Data

Download product datasheets, validation images (WB/IHC/IF/FC), CoA, and application protocols on each product page. All data is lot-specific.

FAQs

How are your antibodies validated?

Every antibody is validated in its listed applications (WB, IHC, IF, ELISA, FC) with supporting images and data on the product page. We use positive and negative controls plus knockout/knockdown verification where available.

Do you offer conjugated antibodies?

Yes — HRP, AP, biotin, FITC, PE, APC, Alexa Fluor, and other fluorochrome conjugates are available. Custom conjugation services are also offered for bulk orders.

What species do your antibodies react with?

Most antibodies target human, mouse, and rat. Many show validated cross-reactivity with additional species. Check the product datasheet for confirmed reactivity data.

What is your replacement policy?

If a product does not perform as described under recommended conditions, contact us within 30 days for replacement or credit. Our technical team will help troubleshoot first.

Can I get custom antibodies?

Yes — our parent company AtaGenix offers full custom antibody development from immunogen design through hybridoma screening and scale-up production.

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  • Product types
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    Antibodies (515)
  • Target
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    IL1B/IL1F2 (1)
    Heparanase (1)
    CSF1/M-CSF (1)
    IFNAR1 (1)
    STAT3 (1)
    GDF11/BMP11 (1)
    IFNB1/IFN-beta (1)
    Envelope protein E (7)
    Alpha-toxin/hly (1)
    Fluorescein & CD47/MER6 (1)
    botA/BoNT (2)
    IL2 (2)
    HGF (1)
    TRP-1 & CD134/OX40 (1)
    CSF2/GM-CSF (1)
    CD19 & CD3E (1)
    IGF1 (2)
    GREM1/DAND2 (1)
    CFD (1)
    sLea/CA19-9 (1)
    shiga toxin type 1B/stx1B (1)
    IL5 (1)
    NGF/Beta-NGF (2)
    CD279/PD-1 & CD47/MER6 (1)
    NA/Neuraminidase (1)
    CD3E (2)
    PF45/48 (2)
    TCRαβ/alpha-beta TCR (1)
    CCL8/MCP-2 (1)
    CD115/CSF1R (1)
    Blood group Hantigen/Globo H (3)
    VSIG4/CRIg (1)
    IFNG/IFN-gamma (2)
    BDNF (1)
    CDH17/Cadherin-17 (1)
    CD335/NCR1/NKp46 (1)
    gE/Envelope glycoprotein E (1)
    HA/Hemagglutinin (7)
    cyaA/Cyclolysin (2)
    TNFa/TNF-alpha (2)
    CD274/PD-L1 & CD3E (1)
    IGF2 (1)
    ADAMTS4 (4)
    F2/Prothrombin/PIVKA-II (1)
    CD268/TNFRSF13C (2)
    CD314/KLRK1 & CD3E (1)
    PDGFD (1)
    CD279/PD-1 (9)
    GFRAL (1)
    IL6 (2)
    VSIR/VISTA & CD274/PD-L1 (1)
    APP/Amyloid beta (1)
    BTN3A (1)
    HTRA1/PRSS11 (1)
    TIGIT (3)
    IL1A/IL1F1 (1)
    Spike glycoprotein 2 (5)
    ROBO2 (1)
    THPO/Thrombopoietin (1)
    APOE (1)
    CD228/MELTF (1)
    ADGRE1/F4/80 & CD3E (1)
    CD274/PD-L1 (5)
    ProteinUL128 & UL131A (1)
    gB/UL27 (1)
    IL23A (1)
    TPSAB1/Tryptase-1 (1)
    CD172a/SIRPA (3)
    FAP & CD3E (1)
    Glycoprotein C/Gc (2)
    IL21 (1)
    IL31RA (1)
    RAGE/AGER (3)
    MSLN/Mesothelin (1)
    CD4 (1)
    CX3CL1/Fractalkine (1)
    IFNA1/Interferon alpha-D (1)
    CCL17/TARC (1)
    CD110/TPOR (2)
    TERM2 (1)
    IL6R (1)
    CD274/PD-L1 & CD47/MER6 (1)
    PDGFB (1)
    CSF3/G-CSF (1)
    Toxin A/tcdA (1)
    CD366/HAVCR2/TIM-3 (1)
    BMP6 (1)
    pro-MSTN/GDF8 (1)
    CD132/IL2RG (1)
    TGFB2/TGF-beta-2 (1)
    IFN α2/IFNA2 (1)
    HHRF3/US28 (1)
    Procapsid [(VP0/1/3) 5] 12 (2)
    NP/Nucleoprotein (3)
    CD200 & CD47/MER6 (1)
    VEGFA (1)
    Spike glycoprotein (1)
    Protein prM/prM (3)
    S2/Spike protein S2' (1)
    BMP2 (1)
    Galectin-3/Gal-3 (1)
    NS1 (1)
    S/Spike glycoprotein (1)
    CXCL12/SDF-1 (1)
    IL20 (1)
    HSP90 (1)
    GPA33 (1)
    VTCN1/B7-H4 (1)
    Intermediate capsid protein VP6 (1)
    L3/CP-H/Protein II (1)
    CCL24/Eotaxin-2/MPIF-2 (1)
    CD114/G-CSFR (1)
    Capsid protein VP25 (1)
    Capsid protein VP1/VP3/VP4 (2)
    CD276/B7-H3 & CD3E (1)
    gH/gL Complexes (2)
    SOST (1)
    IL36RN/IL-1F5/IL-36Ra (1)
    KLKB1/KLK3 (1)
    env/Envpolyprotein (1)
    S2 Protein (1)
    CXCL10/IP-10 (1)
    CD52 (1)
    CD295/LEPR (1)
    LRRC15/LIB (1)
    RBD (13)
    BMP10 (1)
    CD198/CCR8 (2)
    env/Env polyprotein (4)
    CD274/PD-L1 & CD134/OX40 (1)
    CD49d/ITGA4 (1)
    Fluorescein & CD3E (1)
    CD152/CTLA4 & CD274/PD-L1 (1)
    TRP-1 & CD47/MER6 (1)
    Flt3 ligand/FLT3LG (1)
    GP1 glycoprotein (2)
    F/Fusion glycoprotein F0 (8)
    ADAMTS5 (2)
    TRP-1 & CD3e (1)
    TGFA/TGF-alpha (1)
    CNR1/CB1 (3)
    HBEGF (1)
    iga/IgA1 protease (1)
    GDF2/BMP9 (1)
    WNT2 (2)
    mature virion in complex (5)
    gH/Envelope glycoprotein H (2)
    IL11 (2)
    NS1/Non-structural protein 1 (1)
    TGFB1 (2)
    TIGIT & CD274/PD-L1 (1)
    LRP6 (1)
    ACVRL1/ALK-1 & VEGFA (1)
    gB/Envelope glycoprotein B (8)
    ERBB3/HER3 (1)
    HLA-A*11:01 (1)
    CD20/MS4A1 (1)
    S1 N-terminal domain/S1-NTD (1)
    CA9 (1)
    FOLH1/PSMA (1)
    gD/Envelope glycoprotein D (2)
    F12/Coagulationfactor XII (1)
    CCL5/RANTES (1)
    SSEA4 (4)
    RSPO3 (1)
    Fusion glycoprotein F0 (4)
    DPEP3 (1)
    CD79B & CD3E (1)
    CD9 (1)
    GIPR/GIP-R (2)
    Glycoprotein G (6)
    gH/UL75 (1)
    IL31 (4)
    MUC16/CA-125 (1)
    L1/Major capsid protein L1 (2)
    Capsid protein (2)
    G/Major surface glycoprotein G (2)
    IL11RA (2)
    CD137/4-1BB (2)
    CD254/RANKL/TNFSF11 (1)
    EPO (1)
    ApoC3 (1)
    ATTR/Transthyretin amyloidosis (4)
    IL17A (4)
    VWF (1)
    Tityustoxin VII/Toxin VII/Ts7 (1)
    GPC (1)
    CD283/TLR3 (2)
    MASP2 (1)
    L2/Minor capsid protein L2 (2)
    APCS/PTX2 (1)
    F9/Factor IX (1)
    gp125 (1)
    CXCL11/I-TAC (1)
    CD99 (1)
    OSM/Oncostatin-M (1)
    ADM/Adrenomedullin (1)
    P domain (1)
    CD73/NT5E (2)
    EPOR (3)
    CD40/TNFRSF5 (1)
    CXCL4/PF4 (1)
    CCL3/MIP-1-alpha (1)
    CDH11 (1)
    CCL11/Eotaxin (1)
    ENT2/SLC29A2 (1)
    CD152/CTLA4 (2)
    ANGPTL3 (1)
    CD37/TSPAN26 (1)
    CD274/PD-L1 & CD28 (1)
    PTP4A1/PRL1 (1)
    FCGRT/FCRN (1)
    lukF (1)
    CD152/CTLA4 & CD134/OX40 (1)
    CD8a/Lyt2 (1)
    CSPG4/HMW-MAA/MCSP (1)
    PAUF (1)
    Major surface glycoprotein G (3)
    GPRC5D (1)
    TREM1 & CD46 (1)
    CD16/CD32 (1)
    shiga toxin type 2A/stx2A (1)
    EGFR/ERBB1 & CD3E (1)
    SOD1 (1)
    CCL1/I-309 (1)
    AFP/Alpha-fetoprotein (1)
    CTGF/CCN2 (1)
    Gn (1)
    Neuraminidase/NA (3)
    RBD (S6P trimer) (3)
    CDH1/CDH11 (1)
    gp120/Glycoprotein 120 (1)
    STEAP1 (1)
    TNFSF9/4-1BBL (2)
    Capsid protein VP2 (1)
    NS1/gp68/gp70 (6)
    APOE4 (1)
    E1 & E2 (gp35 & gp70) (3)
    S-HBsAg/SHB (1)
    C1S (1)
    FedF (1)
    IL12B/IL-12 p40 (1)
    GP/Envelopment polyprotein (1)
    Prefusion Protein (2)
    IL8/CXCL8 (1)
    CLDN3/Claudin-3 (1)
    FGF21 (1)
    VP1/Coatprotein VP1 (2)
    CD307e/FCRL5 (1)
    PRLR (1)
    ANGPTL4 (2)
    shiga toxin type 2/stx2B (1)
    GP/Glycoprotein (5)
    CD122/IL2RB (1)
    CD340/ERBB2 (1)
    PDGFC (1)
    Major capsid protein L1 (3)
    LGR5/GPR49 (1)
    EGFRvIII & CD3E (1)
    F8/Coagulation factor VIII (7)
    wlaB/pglK (1)
    CD20/MS4A1 & CD3E (1)
    CXCL1/NAP-3/GRO-alpha (1)
    CCL2/MCP-1 (1)
    MUC5AC (1)
    BMP4 (1)
    CD16a/FCGR3A (3)
    CCL14/NCC-2 (1)
    APOE3/4 (1)
    IL10 (1)
    Outer capsid protein VP4 (2)
    IL18/IL1F4 (1)
    RBD (Omicron/JN.1) (2)
    IL17F (1)
    GDF15/MIC1 (1)
    Toxin B/tcdB (1)
    TGM2 (1)
    TSLP (1)
    SAA (2)
    TREML1/TLT1 (1)
    TSG101 (2)
    ERVW-1/HERV-W-Env (1)
    SFRP1 (1)
    CD25/IL2RA (1)
    VLP (1)
    CD120b/TNFR2 (1)
    BAG3 (1)
    SNCA/Alpha-synuclein (5)
    Fluorescein & CD274/PD-L1 (1)
    ARG1/Arginase-1 (2)
    OPN/SPP1 (1)
    Fc Block (1)
    LAMP5 (1)
    LTA/TNF-beta (1)
    PTP4A3/PRL3 (1)
    gp140/Env Trimer (2)
    CD340/ERBB2 & CD3E (2)
    CD279/PD-1 & CD274/PD-L1 (1)
    RBP2b (1)
    Protease/PR (1)
    TSHR/LGR3 (2)
    IL9 (1)
    Outer capsid glycoprotein VP7 (1)
    PSCA (1)
    ROR1/NTRKR1 (1)
    CXCL9/MIG (1)
    ACE2 (2)
    IL13 (1)
    Pre-F/Fusion glycoprotein F0 (2)
    FAP/FAPalpha (1)
    APOE2/3/4 (1)
    Pvs25 (1)
    Mature virion in Complex [(VP0/1/3)5]12 (2)
    entB/SEB (1)
    Fusion glycoprotein (4)
    IL22 (1)
    gB/BALF4 (2)
    EGFL7 (1)
    Capsid protein VP1 (2)
    EGFRvIII-specific/EGFR variant III (2)
    HBsAg (5)
    Fusion glycoprotein/F Trimer (1)
    aPC/Activated protein C (3)
  • Species
    0 selected
    Mouse (65)
    Bundibugyo ebolavirus (BDBV) (1)
    Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (21)
    Monkey (1)
    Human herpesvirus 1 (HSV-1/HHV-1) (5)
    Sin Nombre virus (SNV) (2)
    Suid alphaherpesvirus 1 (SuHV-1/PRV) (3)
    Ebola virus (EBOV) (1)
    Human cytomegalovirus (HCMV/HHV-5) (7)
    Enterovirus 71 (EV71) (4)
    Tai Forest ebolavirus (TAFV) (1)
    Candida albicans (1)
    Human adenovirus 3 (HAdV-3) (1)
    Human astrovirus-8 (HAtVs) (1)
    Enterovirus D68 (EV-D68) (2)
    Varicella-zoster virus (VZV/HHV-3) (4)
    Dog (11)
    Dengue virus type 1 (DENV-1) (1)
    Middle East respiratory syndrome-related coronavirus (MERS-CoV) (5)
    Zika virus (ZIKV) (2)
    Sudan ebolavirus (SEBOV) (1)
    Machupo virus (MACV) (1)
    Human respiratory syncytial virus (HRSV) (14)
    Streptococcus pneumoniae (1)
    Coxsackievirus A16 (CVA16) (2)
    Human parvovirus B19 (HPV B19) (3)
    Cat (1)
    Nipah virus (NiV) (13)
    Dengue virus type 3 (DENV-3) (1)
    Porcine circovirus 2 (PCV2) (2)
    Bovine respiratory syncytial virus (BRSV) (2)
    Human betacoronavirus 2c EMC/2012 (HCoV-EMC) (2)
    Human papillomavirus 6 (HPV6) (1)
    Brazilian scorpion (1)
    Lassa virus (LASV) (1)
    Hantaan virus (HTNV) (2)
    Human papillomavirus 16 (HPV16) (2)
    Hepatitis E virus/HEV (1)
    Dengue virus type 4 (DENV-4) (1)
    Staphylococcus aureus (3)
    Human immunodeficiency virus 1 (HIV-1) (10)
    Human hepatitis A virus (HHAV) (1)
    Hepatitis C Virus (HCV) (9)
    Puumala virus (PUUV) (2)
    Hepatitis B virus genotype A (HBV-A) (6)
    E. coli (4)
    Orthohantavirus puumalaense (PUUV) (1)
    Japanese encephalitis virus (JEV) (1)
    Zaire ebolavirus (ZEBOV) (6)
    Human papillomavirus 58 (HPV58) (3)
    Severe acute respiratory syndrome coronavirus (SARS-CoV) (3)
    Campylobacter jejuni subsp. (1)
    Influenza B virus (Flu B) (1)
    Dobrava-Belgrade virus (DOBV) (2)
    Rotavirus (RV) (1)
    Clostridioides difficile (2)
    Human endogenous retroviruses W (HERV-W) (1)
    Human papillomavirus 59 (HPV59) (1)
    Chikungunya virus (CHIKV) (1)
    Human (224)
    Coxsackievirus B1 (CBV1) (3)
    Rotavirus A (RV-A) (4)
    Seoul virus (SEOV) (2)
    Human metapneumovirus (2)
    Plasmodium vivax (2)
    Rat (1)
    Hendra virus (HeV) (2)
    Human metapneumovirus (HMPV) (5)
    Epstein-Barr virus (EBV/HHV-4) (2)
    Poliovirus type 1 (PV1) (2)
    Rabbit (2)
    Junin mammarenavirus (JUNV) (1)
    Dengue virus type 2 (DENV-2) (9)
    Clostridium botulinum (2)
    Reston ebolavirus (REBOV) (1)
    Plasmodium falciparum (2)
    Andes virus (ANDV) (2)
    General (3)
    Influenza A virus (Flu A) (9)
    Bordetella pertussis (2)
  • Applications
    0 selected
    FCM (81)
    IHC-F (3)
    in vivo (2)
    T cell stimulation (Reported) (1)
    Research in vivo (3)
    in vivo CD4+ T cell depletion (1)
    Bioactivity: FACS (1)
    Depletion (1)
    T cell depletion (Reported) (1)
    WB (22)
    IF (10)
    DB (2)
    Antagonist (1)
    IP (5)
    IHC (7)
    SPR (18)
    in vivo neutralization (1)
     ELISA (1)
    ELISA (426)
    Cell Deplete (1)
    in vivo research (1)
    RIA (1)
    Neutralization (388)
    Stimulatory (1)
    in vivo blocking of PD-1/PD-L signaling (2)
    Nneutralization (1)
    in vivo PD-L1 blockade (3)
    FACS (2)
    Agonist (8)
    FuncS (56)
    Blocking (41)
    in vivo study (5)
    in vitro PD-L1 blockade (3)
    ICC (1)
    Functional assay (3)
  • Reactivity
    0 selected
    Human (16)
    Puumala virus (1)
    severe fever with thrombocytopenia syndrome virus (SFTSV) (1)
    Chikungunya virus (1)
    Coxsackievirus B1 (CVB1) (3)
    Influenza B virus (1)
    Mouse (16)
  • Host species
    0 selected
    Alpaca (5)
    Mouse (161)
    Dog (8)
    Human (320)
    Cat (1)
    Hamster (1)
    Rat (15)
  • Clonality
    0 selected
    Monoclonal (515)
  • Conjugate
    0 selected
    Unconjugated (515)