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-Complement C4A antibody (940-1237) [S2MR] (STJ11103522)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-MUC4 antibody (4807-4916) [S7MR] (STJ11103517)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-IL15RA antibody (167-267) (STJ11103511)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-AHCY antibody (300-400) [S6MR] (STJ11103506)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-MEF2A+MEF2C antibody (250-473) [S4MR] (STJ11103504)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-MSR1 antibody (1-100) [S1MR] (STJ11103491)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-LEFTY1/2 antibody (267-366) [S7MR] (STJ11103487)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-Adenylate kinase 4 antibody (1-100) [S5MR] (STJ11103485)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-Apolipoprotein C3 antibody (1-99) [S7MR] (STJ11103477)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-FAM3A antibody (34-230) (STJ11103413)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$151.88 - $708.08 -
Anti-NKX3.1 antibody (1-80) (STJ11103370)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse
$151.88 - $708.08 -
Anti-SPATA5 antibody (228-304) (STJ11103345)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-OTULIN antibody (50-352) (STJ11103341)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-SHANK3 antibody (1-150) (STJ11103340)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CMIP antibody (640-773) (STJ11103339)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NEURL1B antibody (270-440) (STJ11103331)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-AUTS2 antibody (550-770) (STJ11103329)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-S100A8 antibody (1-89) (STJ11103327)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-KLF12 antibody (220-310) (STJ11103322)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-Rev-Erb Alpha/NR1D1 antibody (280-360) [S0MR] (STJ11103310)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-PLIN5 antibody (270-463) (STJ11103301)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-HLA-DQB1 antibody (33-127) (STJ11103283)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$151.88 - $708.08 -
Anti-TET2 antibody (288-448) (STJ11103280)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CNN3 antibody (220-329) (STJ11103277)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-KIAA0196 antibody (380-530) (STJ11103249)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-BOP1 antibody (600-680) (STJ11103243)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CCR3 antibody (146-226) (STJ11103242)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-Beta-Catenin antibody (300-400 aa) [S9MM] (STJ11103229)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-USP11 antibody (70-190) (STJ11103210)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-SLBP antibody (125-223) (STJ11103209)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ATP6V1G2 antibody (40-100) (STJ11103194)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-Pan-Tri-Methyl-Lysine antibody (STJ11103178)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IP/ELISA/ChIP
Reactivity :
Human/Mouse/Rat/Other
$174.83 - $867.38 -
Anti-SARS-CoV-2-N Protein antibody (1-420 aa) [S6MM] (STJ11103176)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IF/ICC/ELISA
Reactivity :
SARS-CoV-2
$174.83 - $775.58 -
Anti-Musashi-2 antibody (200-300) [S4MR] (STJ11103154)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-BCL2L12 antibody (200-300) [S9MR] (STJ11103149)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-sestrin 1 antibody (100-200) [S5MR] (STJ11103135)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-TC10/RHOQ antibody (100-205) [S4MR] (STJ11103134)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-WDR4 antibody (250-350) [S0MR] (STJ11103120)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-SRD5A2 antibody (1-100) [S8MR] (STJ11103118)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-SLC22A3/OCT3 antibody (301-450) [S6MR] (STJ11103116)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-RING1A antibody (100-200) [S2MR] (STJ11103112)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-PRKAR2B antibody (319-418) [S8MR] (STJ11103108)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$174.83 - $775.58 -
Anti-PI3 Kinase p110 delta antibody (200-300) [S7MR] (STJ11103107)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-MEKK2 antibody (1-100) [S4MR] (STJ11103104)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-CDC42EP1 antibody (292-391) [S8MR] (STJ11103098)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-NAIP antibody (1-100) [S7MR] (STJ11103097)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-IGHD antibody (1-100) [S9MR] (STJ11103089)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$197.78 - $867.38 -
Anti-5HT7 Receptor antibody (1-100) [S8MR] (STJ11103088)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58
-
Anti-Complement C4A antibody (940-1237) [S2MR] (STJ11103522)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-MUC4 antibody (4807-4916) [S7MR] (STJ11103517)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-IL15RA antibody (167-267) (STJ11103511)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-AHCY antibody (300-400) [S6MR] (STJ11103506)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IP/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-MEF2A+MEF2C antibody (250-473) [S4MR] (STJ11103504)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-MSR1 antibody (1-100) [S1MR] (STJ11103491)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-LEFTY1/2 antibody (267-366) [S7MR] (STJ11103487)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-Adenylate kinase 4 antibody (1-100) [S5MR] (STJ11103485)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Rat
$174.83 - $775.58 -
Anti-Apolipoprotein C3 antibody (1-99) [S7MR] (STJ11103477)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IF/ICC/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-FAM3A antibody (34-230) (STJ11103413)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$151.88 - $708.08 -
Anti-NKX3.1 antibody (1-80) (STJ11103370)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse
$151.88 - $708.08 -
Anti-SPATA5 antibody (228-304) (STJ11103345)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-OTULIN antibody (50-352) (STJ11103341)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-SHANK3 antibody (1-150) (STJ11103340)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CMIP antibody (640-773) (STJ11103339)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-NEURL1B antibody (270-440) (STJ11103331)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-AUTS2 antibody (550-770) (STJ11103329)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-S100A8 antibody (1-89) (STJ11103327)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-KLF12 antibody (220-310) (STJ11103322)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-Rev-Erb Alpha/NR1D1 antibody (280-360) [S0MR] (STJ11103310)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-PLIN5 antibody (270-463) (STJ11103301)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-HLA-DQB1 antibody (33-127) (STJ11103283)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$151.88 - $708.08 -
Anti-TET2 antibody (288-448) (STJ11103280)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CNN3 antibody (220-329) (STJ11103277)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-KIAA0196 antibody (380-530) (STJ11103249)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$151.88 - $708.08 -
Anti-BOP1 antibody (600-680) (STJ11103243)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-CCR3 antibody (146-226) (STJ11103242)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-Beta-Catenin antibody (300-400 aa) [S9MM] (STJ11103229)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-USP11 antibody (70-190) (STJ11103210)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-SLBP antibody (125-223) (STJ11103209)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-ATP6V1G2 antibody (40-100) (STJ11103194)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$151.88 - $708.08 -
Anti-Pan-Tri-Methyl-Lysine antibody (STJ11103178)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IP/ELISA/ChIP
Reactivity :
Human/Mouse/Rat/Other
$174.83 - $867.38 -
Anti-SARS-CoV-2-N Protein antibody (1-420 aa) [S6MM] (STJ11103176)
Clonality :
Monoclonal
Host :
Mouse
Applications :
WB/IF/ICC/ELISA
Reactivity :
SARS-CoV-2
$174.83 - $775.58 -
Anti-Musashi-2 antibody (200-300) [S4MR] (STJ11103154)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-BCL2L12 antibody (200-300) [S9MR] (STJ11103149)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-sestrin 1 antibody (100-200) [S5MR] (STJ11103135)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-TC10/RHOQ antibody (100-205) [S4MR] (STJ11103134)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-WDR4 antibody (250-350) [S0MR] (STJ11103120)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-SRD5A2 antibody (1-100) [S8MR] (STJ11103118)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-SLC22A3/OCT3 antibody (301-450) [S6MR] (STJ11103116)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-RING1A antibody (100-200) [S2MR] (STJ11103112)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ELISA
Reactivity :
Human
$174.83 - $775.58 -
Anti-PRKAR2B antibody (319-418) [S8MR] (STJ11103108)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Mouse/Rat
$174.83 - $775.58 -
Anti-PI3 Kinase p110 delta antibody (200-300) [S7MR] (STJ11103107)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$197.78 - $867.38 -
Anti-MEKK2 antibody (1-100) [S4MR] (STJ11103104)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-CDC42EP1 antibody (292-391) [S8MR] (STJ11103098)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58 -
Anti-NAIP antibody (1-100) [S7MR] (STJ11103097)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human/Mouse
$174.83 - $775.58 -
Anti-IGHD antibody (1-100) [S9MR] (STJ11103089)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/ELISA
Reactivity :
Human
$197.78 - $867.38 -
Anti-5HT7 Receptor antibody (1-100) [S8MR] (STJ11103088)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IF/ICC/ELISA
Reactivity :
Human/Mouse/Rat
$174.83 - $775.58