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-Rac1/2/3/CDC42 antibody (38-87 aa) (STJ95319)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RPH3A antibody (203-252 aa) (STJ95315)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RABEP2 antibody (353-402 aa) (STJ95313)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RAB6A antibody (113-162 aa) (STJ95302)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RAB34 antibody (206-255 aa) (STJ95295)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-RAB20 antibody (115-164 aa) (STJ95287)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PTK2B antibody (546-595 aa) (STJ95277)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-SPI1 antibody (181-230 aa) (STJ95271)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-PTPRZ1 antibody (122-171 aa) (STJ95268)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PTH1R antibody (145-194 aa) (STJ95263)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PSMD12 antibody (151-200 aa) (STJ95252)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-DLG2 antibody (601-650 aa) (STJ95243)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PSCA antibody (41-90 aa) (STJ95242)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PRDX3 antibody (44-93 aa) (STJ95238)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IP/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRPH antibody (421-470 aa) (STJ95235)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat
$64.80 - $340.20 -
Anti-PRAF2 antibody (129-178 aa) (STJ95212)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PGR antibody (371-420 aa) (STJ95208)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PPM1K antibody (205-254 aa) (STJ95197)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PPP2R1B antibody (552-601 aa) (STJ95191)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PMS1 antibody (441-490 aa) (STJ95168)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PLK5 antibody (131-180 aa) (STJ95163)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PKA Alpha/Beta cat antibody (1-50 aa) (STJ95113)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRKAR1B antibody (106-155 aa) (STJ95112)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRKAR2B antibody (79-128 aa) (STJ95110)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PITPNB antibody (20-69 aa) (STJ95103)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PIP5K1C antibody (305-354 aa) (STJ95100)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PIKFYVE antibody (71-120 aa) (STJ95099)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PIN1 antibody (1-50 aa) (STJ95095)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PIK3R1 antibody (573-622 aa) (STJ95077)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PFKP antibody (341-390 aa) (STJ95051)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-PFKL antibody (691-740 aa) (STJ95050)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PFKM antibody (320-369 aa) (STJ95045)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PER3 antibody (21-70 aa) (STJ95029)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PDE4B/C/D antibody (156-205 aa) (STJ94993)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PDCD4 antibody (420-469 aa) (STJ94990)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-CDH3 antibody (51-100 aa) (STJ94979)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PARK7 antibody (21-70 aa) (STJ94957)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-F2RL3 antibody (29-78 aa) (STJ94953)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PAK1 antibody (178-227 aa) (STJ94941)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PAK5 antibody (661-710 aa) (STJ94938)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-SERPINA5 antibody (260-309 aa) (STJ94936)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-SERPINE1 antibody (266-315 aa) (STJ94934)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RPS6KB2 antibody (389-438 aa) (STJ94924)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-TP53 antibody (283-332 aa) (STJ94905)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-RPS6KC1 antibody (231-280 aa) (STJ94888)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PTGES3 antibody (79-128 aa) (STJ94863)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-CDKN2A antibody (71-120 aa) (STJ94855)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-BCAR1 antibody (376-425 aa) (STJ94854)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20
-
Anti-Rac1/2/3/CDC42 antibody (38-87 aa) (STJ95319)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RPH3A antibody (203-252 aa) (STJ95315)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RABEP2 antibody (353-402 aa) (STJ95313)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RAB6A antibody (113-162 aa) (STJ95302)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RAB34 antibody (206-255 aa) (STJ95295)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-RAB20 antibody (115-164 aa) (STJ95287)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PTK2B antibody (546-595 aa) (STJ95277)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-SPI1 antibody (181-230 aa) (STJ95271)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-PTPRZ1 antibody (122-171 aa) (STJ95268)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PTH1R antibody (145-194 aa) (STJ95263)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PSMD12 antibody (151-200 aa) (STJ95252)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-DLG2 antibody (601-650 aa) (STJ95243)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PSCA antibody (41-90 aa) (STJ95242)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PRDX3 antibody (44-93 aa) (STJ95238)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IP/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRPH antibody (421-470 aa) (STJ95235)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat
$64.80 - $340.20 -
Anti-PRAF2 antibody (129-178 aa) (STJ95212)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PGR antibody (371-420 aa) (STJ95208)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PPM1K antibody (205-254 aa) (STJ95197)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PPP2R1B antibody (552-601 aa) (STJ95191)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PMS1 antibody (441-490 aa) (STJ95168)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PLK5 antibody (131-180 aa) (STJ95163)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PKA Alpha/Beta cat antibody (1-50 aa) (STJ95113)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRKAR1B antibody (106-155 aa) (STJ95112)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PRKAR2B antibody (79-128 aa) (STJ95110)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PITPNB antibody (20-69 aa) (STJ95103)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA/IHC
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PIP5K1C antibody (305-354 aa) (STJ95100)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PIKFYVE antibody (71-120 aa) (STJ95099)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PIN1 antibody (1-50 aa) (STJ95095)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PIK3R1 antibody (573-622 aa) (STJ95077)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PFKP antibody (341-390 aa) (STJ95051)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-PFKL antibody (691-740 aa) (STJ95050)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PFKM antibody (320-369 aa) (STJ95045)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PER3 antibody (21-70 aa) (STJ95029)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PDE4B/C/D antibody (156-205 aa) (STJ94993)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PDCD4 antibody (420-469 aa) (STJ94990)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-CDH3 antibody (51-100 aa) (STJ94979)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-PARK7 antibody (21-70 aa) (STJ94957)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-F2RL3 antibody (29-78 aa) (STJ94953)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PAK1 antibody (178-227 aa) (STJ94941)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-PAK5 antibody (661-710 aa) (STJ94938)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-SERPINA5 antibody (260-309 aa) (STJ94936)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-SERPINE1 antibody (266-315 aa) (STJ94934)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-RPS6KB2 antibody (389-438 aa) (STJ94924)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-TP53 antibody (283-332 aa) (STJ94905)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat/Monkey
$64.80 - $340.20 -
Anti-RPS6KC1 antibody (231-280 aa) (STJ94888)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IF/ELISA
Reactivity :
Human/Mouse
$64.80 - $340.20 -
Anti-PTGES3 antibody (79-128 aa) (STJ94863)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20 -
Anti-CDKN2A antibody (71-120 aa) (STJ94855)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Rat/Mouse
$64.80 - $340.20 -
Anti-BCAR1 antibody (376-425 aa) (STJ94854)
Clonality :
Polyclonal
Host :
Rabbit
Applications :
WB/IHC/IF/ELISA
Reactivity :
Human/Mouse/Rat
$64.80 - $340.20