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-MARS1 antibody (826-839 aa) [R02-2B7] (STJA0011593)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-MAP3K2 antibody (11-27 aa) [R06-2K7] (STJA0011589)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-PSMB8 antibody (212-225 aa) [R09-1H1] (STJA0011557)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse
£246.50 -
Anti-MAPK9 antibody (361-374 aa) [R02-9H4] (STJA0011518)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CHUK antibody (1-19 aa) [R07-9I7] (STJA0011485)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-HSF1 antibody (497-510 aa) [R07-0G0] (STJA0011457)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£246.50 -
Anti-CBX3 antibody (54-67 aa) [R06-6A0] (STJA0011450)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£264.50 -
Anti-GLA antibody (101-115 aa) [R01-9J4] (STJA0011349)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£246.50 -
Anti-FTO antibody (472-486 aa) [R04-1F7] (STJA0011338)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human
£264.50 -
Anti-Phospho-FOXO3-Ser253 antibody (248-260 aa) [R06-2G6] (STJA0011330)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-EWSR1 antibody (349-362 aa) [R04-4B3] (STJA0011293)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-ELK1 antibody (408-428 aa) [R06-5J2] (STJA0011273)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ChIP
Reactivity :
Human
£246.50 -
Anti-EGFR antibody (1075-1093 aa) [R09-7I5] (STJA0011260)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-EEF1A1 antibody (434-447 aa) [R05-4K5] (STJA0011256)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DNMT1 antibody (1603-1616 aa) [R05-3K1] (STJA0011246)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-DNAJB6 antibody (162-175 aa) [R01-8K2] (STJA0011245)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DGCR8 antibody (424-773 aa) [R05-5A6] (STJA0011234)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DDX21 antibody (248-260 aa) [R04-4J2] (STJA0011226)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-ECI1 antibody (271-284 aa) [R05-2C8] (STJA0011223)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-F/IHC-P/ICC/IF
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CYP1B1 antibody (428-543 aa) [R02-5A3] (STJA0011200)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£246.50 -
Anti-PPIB antibody (181-195 aa) [R01-2F8] (STJA0011197)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CYB5R3 antibody (51-64 aa) [R01-9F3] (STJA0011188)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£264.50 -
Anti-PTGS2 antibody (561-575 aa) [R04-3I1] (STJA0011162)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-CHEK2 antibody (43-167 aa) [R06-1B4] (STJA0011138)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-CALD1 antibody (782-793 aa) [R05-3D2] (STJA0011058)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-Calb1 antibody (Full-length) [R06-4D6] (STJA0011057)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-BTF3 antibody (2-105 aa) [R01-2B7] (STJA0011049)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-BRAT1 antibody (712-819 aa) [R02-4D9] (STJA0011044)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-AVEN antibody (113-126 aa) [R06-7A9] (STJA0011011)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-ATP5G antibody (98-110 aa) [R02-6G1] (STJA0011006)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Rat
£246.50 -
Anti-AGO2 antibody (381-396 aa) [R04-5H0] (STJA0010979)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£264.50 -
Anti-AQP1 antibody (255-269 aa) [R03-7G5] (STJA0010975)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£246.50 -
Anti-ANXA6 antibody (230-521 aa) [R07-7G6] (STJA0010961)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-ANXA6 antibody (2-100 aa) [R03-1B7] (STJA0010958)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-ANXA2 antibody (33-46 aa) [R09-5C1] (STJA0010957)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-CRYAB antibody (162-175 aa) [R02-7A2] (STJA0010940)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Rat
£246.50 -
Anti-ACTN4 antibody (1-14 aa) [R06-3D7] (STJA0010939)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-PDGFRB antibody (1094-1106 aa) [R02-5B2] (STJA0010882)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-ARPC5 antibody (2-20 aa) [R08-2B3] (STJA0010829)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CASP3 antibody (1-20 aa) [R06-1B2] (STJA0010811)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse
£246.50 -
Anti-Tgfb1 antibody (279-390 aa) [R08-8B7] (STJA0010804)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-GYPC antibody (109-128 aa) [R04-8F4] (STJA0010780)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£264.50 -
Anti-ALDH1A1 antibody (328-343 aa) [R09-3B9] (STJA0010773)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse
£264.50 -
Anti-ATM antibody (1950-2050 aa) [R08-8H3] (STJA0010772)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£264.50 -
Anti-ITGAV antibody (32-236 aa) [R02-6G3] (STJA0010733)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Rat
£264.50 -
Anti-FCGR2B antibody (294-310 aa) [R07-4B5] (STJA0010717)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£264.50 -
Anti-MMP14 antibody (161-174 aa) [R05-6H5] (STJA0010707)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Hamster
£264.50 -
Anti-LMNB1 antibody (527-540 aa) [R05-8D6] (STJA0010488)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£679.50
-
Anti-MARS1 antibody (826-839 aa) [R02-2B7] (STJA0011593)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-MAP3K2 antibody (11-27 aa) [R06-2K7] (STJA0011589)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-PSMB8 antibody (212-225 aa) [R09-1H1] (STJA0011557)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse
£246.50 -
Anti-MAPK9 antibody (361-374 aa) [R02-9H4] (STJA0011518)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CHUK antibody (1-19 aa) [R07-9I7] (STJA0011485)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-HSF1 antibody (497-510 aa) [R07-0G0] (STJA0011457)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£246.50 -
Anti-CBX3 antibody (54-67 aa) [R06-6A0] (STJA0011450)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£264.50 -
Anti-GLA antibody (101-115 aa) [R01-9J4] (STJA0011349)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human
£246.50 -
Anti-FTO antibody (472-486 aa) [R04-1F7] (STJA0011338)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human
£264.50 -
Anti-Phospho-FOXO3-Ser253 antibody (248-260 aa) [R06-2G6] (STJA0011330)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-EWSR1 antibody (349-362 aa) [R04-4B3] (STJA0011293)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-ELK1 antibody (408-428 aa) [R06-5J2] (STJA0011273)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP/ChIP
Reactivity :
Human
£246.50 -
Anti-EGFR antibody (1075-1093 aa) [R09-7I5] (STJA0011260)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-EEF1A1 antibody (434-447 aa) [R05-4K5] (STJA0011256)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DNMT1 antibody (1603-1616 aa) [R05-3K1] (STJA0011246)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-DNAJB6 antibody (162-175 aa) [R01-8K2] (STJA0011245)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DGCR8 antibody (424-773 aa) [R05-5A6] (STJA0011234)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-DDX21 antibody (248-260 aa) [R04-4J2] (STJA0011226)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£246.50 -
Anti-ECI1 antibody (271-284 aa) [R05-2C8] (STJA0011223)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-F/IHC-P/ICC/IF
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CYP1B1 antibody (428-543 aa) [R02-5A3] (STJA0011200)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£246.50 -
Anti-PPIB antibody (181-195 aa) [R01-2F8] (STJA0011197)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CYB5R3 antibody (51-64 aa) [R01-9F3] (STJA0011188)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£264.50 -
Anti-PTGS2 antibody (561-575 aa) [R04-3I1] (STJA0011162)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-CHEK2 antibody (43-167 aa) [R06-1B4] (STJA0011138)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-CALD1 antibody (782-793 aa) [R05-3D2] (STJA0011058)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-Calb1 antibody (Full-length) [R06-4D6] (STJA0011057)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-BTF3 antibody (2-105 aa) [R01-2B7] (STJA0011049)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-BRAT1 antibody (712-819 aa) [R02-4D9] (STJA0011044)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£246.50 -
Anti-AVEN antibody (113-126 aa) [R06-7A9] (STJA0011011)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-ATP5G antibody (98-110 aa) [R02-6G1] (STJA0011006)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Rat
£246.50 -
Anti-AGO2 antibody (381-396 aa) [R04-5H0] (STJA0010979)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£264.50 -
Anti-AQP1 antibody (255-269 aa) [R03-7G5] (STJA0010975)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£246.50 -
Anti-ANXA6 antibody (230-521 aa) [R07-7G6] (STJA0010961)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-ANXA6 antibody (2-100 aa) [R03-1B7] (STJA0010958)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-ANXA2 antibody (33-46 aa) [R09-5C1] (STJA0010957)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human/Mouse/Rat
£264.50 -
Anti-CRYAB antibody (162-175 aa) [R02-7A2] (STJA0010940)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Rat
£246.50 -
Anti-ACTN4 antibody (1-14 aa) [R06-3D7] (STJA0010939)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-PDGFRB antibody (1094-1106 aa) [R02-5B2] (STJA0010882)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-ARPC5 antibody (2-20 aa) [R08-2B3] (STJA0010829)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-CASP3 antibody (1-20 aa) [R06-1B2] (STJA0010811)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse
£246.50 -
Anti-Tgfb1 antibody (279-390 aa) [R08-8B7] (STJA0010804)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB
Reactivity :
Human/Mouse/Rat
£246.50 -
Anti-GYPC antibody (109-128 aa) [R04-8F4] (STJA0010780)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human
£264.50 -
Anti-ALDH1A1 antibody (328-343 aa) [R09-3B9] (STJA0010773)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse
£264.50 -
Anti-ATM antibody (1950-2050 aa) [R08-8H3] (STJA0010772)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF
Reactivity :
Human
£264.50 -
Anti-ITGAV antibody (32-236 aa) [R02-6G3] (STJA0010733)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/ICC/IF/IP
Reactivity :
Human/Rat
£264.50 -
Anti-FCGR2B antibody (294-310 aa) [R07-4B5] (STJA0010717)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P
Reactivity :
Human/Rat
£264.50 -
Anti-MMP14 antibody (161-174 aa) [R05-6H5] (STJA0010707)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Hamster
£264.50 -
Anti-LMNB1 antibody (527-540 aa) [R05-8D6] (STJA0010488)
Clonality :
Monoclonal
Host :
Rabbit
Applications :
WB/IHC-P/IP
Reactivity :
Human/Mouse/Rat
£679.50