After August 17, 2026, Novus Biologicals products and services will no longer be available on this website; you will access all products and services on rndsystems.com. Create your R&D Systems online account today.
We offer PEX3 Antibodies for use in common research applications: ELISA, Immunocytochemistry/Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Paraffin, Western Blot. Each PEX3 Antibody is fully covered by our Guarantee+, to give you complete peace of mind and the support when you need it. Our PEX3 Antibodies can be used in a variety of model species: Human. Use the list below to choose the PEX3 Antibody which is most appropriate for your research; you can click on each one to view full technical details, images, references, reviews and related products. Choose from our PEX3 polyclonal antibodies and browse our PEX3 monoclonal antibody catalog.
![Western Blot: PEX3 Antibody - BSA Free [NBP3-18138] - Western Blot Validation in Rat Tissues. Loading: 15 ug of lysates per lane. Antibodies: PEX3 NBP3-18138, 2 ug/mL, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10,000 dilution.](http://images.novusbio.com/fullsize/PEX3-Antibody---BSA-Free-Western-Blot-NBP3-18138-img0003.jpg "Western Blot: PEX3 Antibody - BSA Free [NBP3-18138] - Western Blot Validation in Rat Tissues. Loading: 15 ug of lysates per lane. Antibodies: PEX3 NBP3-18138, 2 ug/mL, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10,000 dilution.")
![Western Blot: PEX3 Antibody - BSA Free [NBP3-18138] - WB Validation in Human Cell Lines. Loading: 15 ug of lysate Antibodies: PEX3 NBP3-18138, 2 ug/mL , 1 h incubation at RT in 5% NFDM/TBST. Secondary: Goat Anti-Rabbit IgG HRP conjugate at 1:10,000 dilution.](http://images.novusbio.com/fullsize/PEX3-Antibody---BSA-Free-Western-Blot-NBP3-18138-img0001.jpg)
![Western Blot: PEX3 Antibody - BSA Free [NBP3-18138] - Western Blot Validation in Mouse Tissues. Loading: 15 ug of lysates per lane. Antibodies: PEX3 NBP3-18138, 2 ug/mL, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10,000 dilution.](http://images.novusbio.com/fullsize/PEX3-Antibody---BSA-Free-Western-Blot-NBP3-18138-img0002.jpg)
![Immunohistochemistry: PEX3 Antibody - BSA Free [NBP3-18138] - Validation of PEX3 in Rat testis. Immunofluorescent analysis of 4% paraformaldehyde-fixed rat testis labeling PEX3 with at 20 ug/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-18138_rabbit-pex3-pab-bsa-free-27112024202299.jpg)
![Immunohistochemistry: PEX3 Antibody - BSA Free [NBP3-18138] - Figure 6 Immunofluorescence Validation of PEX3 in Mouse ThymusImmunofluorescent analysis of 4% paraformaldehyde-fixed mouse thymus labeling PEX3 with at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-18138_rabbit-pex3-pab-bsa-free-2711202419172222.jpg)
![Immunohistochemistry: PEX3 Antibody - BSA Free [NBP3-18138] - Figure 5 Immunofluorescence Validation of PEX3 in Human SpleenImmunofluorescent analysis of 4% paraformaldehyde-fixed human spleen labeling PEX3 with at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-18138_rabbit-pex3-pab-bsa-free-27112024191865.jpg)
![Immunocytochemistry/ Immunofluorescence: PEX3 Antibody - BSA Free [NBP3-18138] - Validation of PEX3 in Human HeLa Cells.Immunofluorescent analysis of 4% paraformaldehyde-fixed HeLa cells labeling PEX3 with at 20 ug/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-18138_rabbit-pex3-pab-bsa-free-2711202419261831.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human testis shows strong granular cytoplasm positivity in cells in seminiferous ducts and Leydig cells.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0010.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human adrenal gland shows strong granular cytoplasm positivity in glandular cells.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0006.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human kidney shows strong granular cytoplasm positivity in cells in tubules.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0007.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human liver shows strong granular cytoplasm positivity in hepatocytes.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0008.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human skeletal muscle shows moderate granular cytoplasm positivity in myocytes.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0009.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-86210] - Staining of human thyroid gland shows strong granular cytoplasm positivity in glandular cells.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-86210-img0011.jpg)
![Immunocytochemistry/ Immunofluorescence: PEX3 Antibody [NBP3-27906] - Immunofluorescent analysis of 4% paraformaldehyde-fixed human spleen labeling PEX3 at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-2711202419183821.jpg "Immunocytochemistry/ Immunofluorescence: PEX3 Antibody [NBP3-27906] - Immunofluorescent analysis of 4% paraformaldehyde-fixed human spleen labeling PEX3 at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).")
![Western Blot: PEX3 Antibody [NBP3-27906] -Loading: 15 u of lysate Antibodies: PEX3, 2 u/mL, 1h incubation at RT in 5% NFDM/TBST. Secondary: Goat Anti-Rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-271120242013131.gif)
![Immunocytochemistry/ Immunofluorescence: PEX3 Antibody [NBP3-27906] - Immunofluorescent analysis of 4% paraformaldehyde-fixed mouse thymus labeling PEX3 at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-2711202419463419.jpg)
![Immunocytochemistry/ Immunofluorescence: PEX3 Antibody [NBP3-27906] - Immunofluorescent analysis of 4% paraformaldehyde-fixed rat testis labeling PEX3 at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-2711202420195398.jpg)
![Immunocytochemistry/ Immunofluorescence: PEX3 Antibody [NBP3-27906] -Immunofluorescent analysis of 4% paraformaldehyde-fixed HeLa cells labeling PEX3 at 20 u/mL, followed by goat anti-rabbit IgG secondary antibody at 1/500 dilution (green) and DAPI staining (blue).](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-271120242013225.jpg)
![Western Blot: PEX3 Antibody [NBP3-27906] -Loading: 15 u of lysates per lane.Antibodies: PEX3, 2 u/mL, 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-2711202419541578.gif)
![Western Blot: PEX3 Antibody [NBP3-27906] -Loading: 15 u of lysates per lane.Antibodies: PEX3, 2 u/mL, 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.](http://images.novusbio.com/fullsize/nbp3-27906_rabbit-pex3-pab-271120242074629.gif)
![Western Blot: PEX3 Antibody [NBP2-38838] - Analysis in control (vector only transfected HEK293T lysate) and PEX3 over-expression lysate (Co-expressed with a C-terminal myc-DDK tag (3.1 kDa) in mammalian HEK293T cells).](http://images.novusbio.com/fullsize/PEX3-Antibody-Western-Blot-NBP2-38838-img0005.jpg "Western Blot: PEX3 Antibody [NBP2-38838] - Analysis in control (vector only transfected HEK293T lysate) and PEX3 over-expression lysate (Co-expressed with a C-terminal myc-DDK tag (3.1 kDa) in mammalian HEK293T cells).")
![<b>Orthogonal Strategies Validation. </b>Immunohistochemistry-Paraffin: PEX3 Antibody [NBP2-38838] - Staining in human adrenal gland and skeletal muscle tissues using anti-PEX3 antibody. Corresponding PEX3 RNA-seq data are presented for the same tissues.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP2-38838-img0004.jpg)
![Immunohistochemistry: PEX3 Antibody [NBP2-38838] - Staining of human kidney shows strong cytoplasmic positivity in cells in tubules.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-NBP2-38838-img0001.jpg)
![Immunohistochemistry: PEX3 Antibody [NBP2-38838] - Staining of human adrenal gland shows high expression.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-NBP2-38838-img0002.jpg)
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP2-38838] - Staining of human skeletal muscle shows low expression as expected.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP2-38838-img0003.jpg)
![Western Blot: PEX3 Antibody [NBP1-52960] - Titration: 5.0ug/ml Positive Control: HepG2 cell lysate.](http://images.novusbio.com/fullsize/PEX3-Antibody-Western-Blot-NBP1-52960-img0004.jpg "Western Blot: PEX3 Antibody [NBP1-52960] - Titration: 5.0ug/ml Positive Control: HepG2 cell lysate.")
![Immunohistochemistry-Paraffin: PEX3 Antibody [NBP1-52960] - Human Liver Tissue, antibody concentration 4-8ug/ml. Cells with positive label: Hepatocytes (indicated with arrows) 400X magnification.](http://images.novusbio.com/fullsize/PEX3-Antibody-Immunohistochemistry-Paraffin-NBP1-52960-img0003.jpg)
![Western Blot: PEX3 Antibody [NBP3-38416] - Western blot analysis of various lysates using PEX3 Rabbit pAb at 1:1000 dilution.Secondary antibody: HRP-conjugated Goat anti-Rabbit IgG (H+L) at 1:10000 dilution.Lysates/proteins: 25ug per lane.Blocking buffer: 3% nonfat dry milk in TBST.Detection: ECL Enhanced Kit.Exposure time: 90s.](http://images.novusbio.com/fullsize/nbp3-38416_rabbit-pex3-pab-1012202411535877.jpg "Western Blot: PEX3 Antibody [NBP3-38416] - Western blot analysis of various lysates using PEX3 Rabbit pAb at 1:1000 dilution.Secondary antibody: HRP-conjugated Goat anti-Rabbit IgG (H+L) at 1:10000 dilution.Lysates/proteins: 25ug per lane.Blocking buffer: 3% nonfat dry milk in TBST.Detection: ECL Enhanced Kit.Exposure time: 90s.")
![Western Blot: PEX3 Antibody (3C2) [H00008504-M04] - Detection against Immunogen (37.07 KDa) .](http://images.novusbio.com/fullsize/PEX3-Antibody-3C2-Western-Blot-H00008504-M04-img0002.jpg "Western Blot: PEX3 Antibody (3C2) [H00008504-M04] - Detection against Immunogen (37.07 KDa) .")
![Western Blot: PEX3 Antibody [H00008504-B01P] - Analysis of PEX3 expression in transfected 293T cell line by PEX3 polyclonal antibody. Lane 1: PEX3 transfected lysate(41.03 KDa). Lane 2: Non-transfected lysate.](http://images.novusbio.com/fullsize/PEX3-Antibody-Western-Blot-H00008504-B01P-img0002.jpg "Western Blot: PEX3 Antibody [H00008504-B01P] - Analysis of PEX3 expression in transfected 293T cell line by PEX3 polyclonal antibody. Lane 1: PEX3 transfected lysate(41.03 KDa). Lane 2: Non-transfected lysate.")