Primary Antibodies
St John's Laboratory offers a wide variety of primary polyclonal and monoclonal antibodies. With numerous cited primary and secondary antibodies available from our catalogue of more than 60,000 antibodies we have you covered for your western blot, immunofluorescence, ELISA and other assay needs. So whether you are after rabbit monoclonals, goat polyclonal antibodies or ELISA kits, we provide coverage for the majority of research areas.
Our antibodies are also available in various sizes and formats, concentrates, as well as bulk quantities, so you can choose the right product for your project.
Shop now and discover our high-quality and reliable primary antibodies, which will take your research to the next level!

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Anti-WIPF1 antibody (400-500) (STJ11102826)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NT5E antibody (32-264) (STJ11102804)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-MAP3K4 antibody (1-100) (STJ11102801)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$151.88 - $708.08 -
Anti-ARRB2 antibody (300-400) (STJ11102772)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ARPC2 antibody (200-300) [S5MR] (STJ11102755)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-CD90/Thy1 antibody (1-100) [S7MR] (STJ11102747)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-S100A8 antibody (1-93) [S0MR] (STJ11102740)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-JAK1 antibody (600-700) [S8MR] (STJ11102738)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-TNFRSF17 antibody (1-100) (STJ11102730)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NCF4/p40-phox antibody (240-339) [S3MR] (STJ11102723)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-Collagen III alpha 1/COL3A1 antibody (150-400) [S5MR] (STJ11102715)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-BRMS1 antibody (1-100) [S9MR] (STJ11102709)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-ACAA2 antibody (298-397) [S4MR] (STJ11102704)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-HDGF antibody (100-200) [S4MR] (STJ11102694)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-PGD antibody (384-483) [S2MR] (STJ11102692)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-TSC2 antibody (1160-1255) (STJ11102686)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-DEK antibody (51-200) [S8MR] (STJ11102678)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-KIFC1 antibody (1-100) [S3MR] (STJ11102673)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-ACE2 antibody (N-Term) (STJ73762)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IHC/FC
Reactivity :
Human
$421.88 -
Anti-CTNNB1/catenin beta-1 antibody (Internal) (STJ73756)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Mouse/Rat/Dog/Pig/Cow
$421.88 -
Anti-TLR4/CD284 antibody (Internal) (STJ73754)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/IF/IHC/FC
Reactivity :
Human/Mouse/Rat
$421.88 -
Anti-COX2/PTGS2 antibody (C-Term) (STJ73734)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Dog/Pig/Cow
$421.88 -
Anti-TGN38 antibody (STJ13100506)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/WB
Reactivity :
Rat/Mouse/Human/Marmoset
$447.53 -
Anti-MPO antibody (STJ13100487)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/WB
Reactivity :
Human
$447.53 -
Anti-mScarlet antibody (STJ140286)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IHC-P/IF/IEM
Reactivity :
RFP
$182.93 - $532.58 -
Anti-GFP antibody {DyLight®550} (STJ140276)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IF
Reactivity :
GFP
$191.03 - $575.78 -
Anti-mEmerald antibody (STJ140226)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IHC-P/IF/IEM
Reactivity :
GFP
$182.93 - $532.58 -
Anti-Asense antibody (254 aa C-Term) (STJ140181)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IF
Reactivity :
D.melanogaster
$182.93 - $532.58 -
Anti-BDNF antibody [3B2] (STJA0002906)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF
Reactivity :
Human/Mouse/Rat/Guinea Pig
$591.98 - $3,378.38 -
Anti-Papillomavirus type 1 E2-protein antibody (199-208 aa) [5E11] (STJA0002816)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF/IP
Reactivity :
PV
$591.98 - $3,378.38 -
Anti-CDNF antibody (126-187 aa) [6G5] (STJA0002808)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF/IHC
Reactivity :
Human
$591.98 - $3,378.38 -
Anti-CD15/FUT4/LeX antibody [FR4A5] (STJ16100998)
Clonality :
Monoclonal
Host :
Mouse
Applications :
FC/IF/IHC
Reactivity :
Human
$415.13 - $1,956.83 -
Anti-NCAM antibody [123C3] (STJ16100875)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P/IHC-F/IF
Reactivity :
Human
$617.63 -
Anti-CD63 antibody [MEM-259] (STJ16100870)
Clonality :
Monoclonal
Host :
Mouse
Applications :
FC/IP/IHC-P/ICC
Reactivity :
Human
$582.53 -
Anti-Alpha-Tubulin antibody [TU-01] (STJ16100473)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IHC-P/ICC/IP/FC
Reactivity :
Mouse/Pig/Human/Turkey/Eisenia/Paramecium/Nicotiana/Yeast/Arabidopsis
$655.43 -
Anti-CD1a antibody [EP3622] (STJ16100442)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
IHC-P
Reactivity :
Human
$1,110.38 - $2,160.68 -
Anti-Melanoma-Associated Antigen antibody [KBA.62] (STJ16100389)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P
Reactivity :
Human
$1,172.48 - $1,603.13 -
Anti-Keratin 18 antibody [DA-7] (STJ16100260)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IP/WB/IHC-P/ICC/ELISA
Reactivity :
Human
$547.43 -
Anti-Desmin antibody [D33] (STJ16100230)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P/IHC-F
Reactivity :
Human
$369.23 -
Anti-Cathepsin B antibody (Internal) (STJ73733)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/IHC/FC
Reactivity :
Human
$421.88 -
Anti-Plasminogen Activator/PLAU antibody (C-Term) (STJ73669)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/IHC
Reactivity :
Human
$421.88 -
Anti-ABCA1 antibody (1112-1180 aa) (STJ192951)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Hamster
$64.80 - $340.20 -
Anti-TJP1 antibody (1600-1700 aa) (STJ191514)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse/Pig
$64.80 - $340.20 -
Anti-GOLM1 antibody (112-401) (STJ29422)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-C3a antibody (1364-1663) (STJ115248)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ACTB antibody [S0MR] (STJ11100960)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat/Chicken/Zebrafish/Pig
$182.93 - $336.83 -
Anti-EDF1/MBF1 antibody (N-Term) (STJ73639)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC/IHC
Reactivity :
Human/Mouse/Rat
$421.88 -
Anti-Hdac2-Mouse antibody (Internal) (STJ73509)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Mouse/Rat/Dog/Pig/Cow
$421.88
-
Anti-WIPF1 antibody (400-500) (STJ11102826)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NT5E antibody (32-264) (STJ11102804)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-MAP3K4 antibody (1-100) (STJ11102801)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$151.88 - $708.08 -
Anti-ARRB2 antibody (300-400) (STJ11102772)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ARPC2 antibody (200-300) [S5MR] (STJ11102755)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-CD90/Thy1 antibody (1-100) [S7MR] (STJ11102747)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-S100A8 antibody (1-93) [S0MR] (STJ11102740)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-JAK1 antibody (600-700) [S8MR] (STJ11102738)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-TNFRSF17 antibody (1-100) (STJ11102730)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NCF4/p40-phox antibody (240-339) [S3MR] (STJ11102723)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-Collagen III alpha 1/COL3A1 antibody (150-400) [S5MR] (STJ11102715)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-BRMS1 antibody (1-100) [S9MR] (STJ11102709)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-ACAA2 antibody (298-397) [S4MR] (STJ11102704)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-HDGF antibody (100-200) [S4MR] (STJ11102694)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-PGD antibody (384-483) [S2MR] (STJ11102692)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-TSC2 antibody (1160-1255) (STJ11102686)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-DEK antibody (51-200) [S8MR] (STJ11102678)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-KIFC1 antibody (1-100) [S3MR] (STJ11102673)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-ACE2 antibody (N-Term) (STJ73762)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IHC/FC
Reactivity :
Human
$421.88 -
Anti-CTNNB1/catenin beta-1 antibody (Internal) (STJ73756)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Mouse/Rat/Dog/Pig/Cow
$421.88 -
Anti-TLR4/CD284 antibody (Internal) (STJ73754)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/IF/IHC/FC
Reactivity :
Human/Mouse/Rat
$421.88 -
Anti-COX2/PTGS2 antibody (C-Term) (STJ73734)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Dog/Pig/Cow
$421.88 -
Anti-TGN38 antibody (STJ13100506)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/WB
Reactivity :
Rat/Mouse/Human/Marmoset
$447.53 -
Anti-MPO antibody (STJ13100487)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/WB
Reactivity :
Human
$447.53 -
Anti-mScarlet antibody (STJ140286)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IHC-P/IF/IEM
Reactivity :
RFP
$182.93 - $532.58 -
Anti-GFP antibody {DyLight®550} (STJ140276)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IF
Reactivity :
GFP
$191.03 - $575.78 -
Anti-mEmerald antibody (STJ140226)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IHC-F/IHC-P/IF/IEM
Reactivity :
GFP
$182.93 - $532.58 -
Anti-Asense antibody (254 aa C-Term) (STJ140181)
Clonality :
Polyclonal
Host :
Goat
Applications :
WB/IF
Reactivity :
D.melanogaster
$182.93 - $532.58 -
Anti-BDNF antibody [3B2] (STJA0002906)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF
Reactivity :
Human/Mouse/Rat/Guinea Pig
$591.98 - $3,378.38 -
Anti-Papillomavirus type 1 E2-protein antibody (199-208 aa) [5E11] (STJA0002816)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF/IP
Reactivity :
PV
$591.98 - $3,378.38 -
Anti-CDNF antibody (126-187 aa) [6G5] (STJA0002808)
Clonality :
Monoclonal
Host :
Mouse
Applications :
ELISA/WB/IF/IHC
Reactivity :
Human
$591.98 - $3,378.38 -
Anti-CD15/FUT4/LeX antibody [FR4A5] (STJ16100998)
Clonality :
Monoclonal
Host :
Mouse
Applications :
FC/IF/IHC
Reactivity :
Human
$415.13 - $1,956.83 -
Anti-NCAM antibody [123C3] (STJ16100875)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P/IHC-F/IF
Reactivity :
Human
$617.63 -
Anti-CD63 antibody [MEM-259] (STJ16100870)
Clonality :
Monoclonal
Host :
Mouse
Applications :
FC/IP/IHC-P/ICC
Reactivity :
Human
$582.53 -
Anti-Alpha-Tubulin antibody [TU-01] (STJ16100473)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IHC-P/ICC/IP/FC
Reactivity :
Mouse/Pig/Human/Turkey/Eisenia/Paramecium/Nicotiana/Yeast/Arabidopsis
$655.43 -
Anti-CD1a antibody [EP3622] (STJ16100442)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
IHC-P
Reactivity :
Human
$1,110.38 - $2,160.68 -
Anti-Melanoma-Associated Antigen antibody [KBA.62] (STJ16100389)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P
Reactivity :
Human
$1,172.48 - $1,603.13 -
Anti-Keratin 18 antibody [DA-7] (STJ16100260)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IP/WB/IHC-P/ICC/ELISA
Reactivity :
Human
$547.43 -
Anti-Desmin antibody [D33] (STJ16100230)
Clonality :
Monoclonal
Host :
Mouse
Applications :
IHC-P/IHC-F
Reactivity :
Human
$369.23 -
Anti-Cathepsin B antibody (Internal) (STJ73733)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/IHC/FC
Reactivity :
Human
$421.88 -
Anti-Plasminogen Activator/PLAU antibody (C-Term) (STJ73669)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/IHC
Reactivity :
Human
$421.88 -
Anti-ABCA1 antibody (1112-1180 aa) (STJ192951)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Hamster
$64.80 - $340.20 -
Anti-TJP1 antibody (1600-1700 aa) (STJ191514)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse/Pig
$64.80 - $340.20 -
Anti-GOLM1 antibody (112-401) (STJ29422)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-C3a antibody (1364-1663) (STJ115248)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ACTB antibody [S0MR] (STJ11100960)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat/Chicken/Zebrafish/Pig
$182.93 - $336.83 -
Anti-EDF1/MBF1 antibody (N-Term) (STJ73639)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC/IHC
Reactivity :
Human/Mouse/Rat
$421.88 -
Anti-Hdac2-Mouse antibody (Internal) (STJ73509)
Clonality :
Polyclonal
Host :
Goat
Applications :
Pep-ELISA/WB/IF/FC
Reactivity :
Human/Mouse/Rat/Dog/Pig/Cow
$421.88