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![Western Blot: RPA2 [p Ser33] Antibody [NB100-544] - Whole cell lysate (50 ug) from HeLa cells treated with 100 uM etoposide for 16 hours (+) or mock treated (-) cells. Antibody: Affinity purified rabbit anti-Phospho RPA32 (S33) antibody used for WB at 0.4 ug/ml. Detection: Chemiluminescence with an exposure time of 3 minutes. Lower panel: Rabbit anti-RPS3 antibody.](http://images.novusbio.com/fullsize/RPA2-[p-Ser33]-Antibody-Western-Blot-NB100-544-img0005.jpg "Western Blot: RPA2 [p Ser33] Antibody [NB100-544] - Whole cell lysate (50 ug) from HeLa cells treated with 100 uM etoposide for 16 hours (+) or mock treated (-) cells. Antibody: Affinity purified rabbit anti-Phospho RPA32 (S33) antibody used for WB at 0.4 ug/ml. Detection: Chemiluminescence with an exposure time of 3 minutes. Lower panel: Rabbit anti-RPS3 antibody.")
![<b>Biological Strategies Validation. </b>Immunocytochemistry/Immunofluorescence: RPA2 [p Ser33] Antibody [NB100-544] - Active DNA end processing in late micronuclei compartments. Representative images (Upper panel) and quantification of RPA signal in MN compartments (Lower left) or RPA foci in nuclei (lower right) of post-IR OVCAR-8 cells after indicated treatments. Pro-resection genes (MRE11, BRCA1 and WDR70) were knockdown by specific siRNA. Percentage of positive RPA2-pS33 MN population was calculated after 36 h of IR treatment Image collected and cropped by CiteAb from the following publication (//bmccancer.biomedcentral.com/articles/10.1186/s12885-018-4347-0), licensed under a CC-BY license.](http://images.novusbio.com/fullsize/RPA2-[p-Ser33]-Antibody-Immunocytochemistry-Immunofluorescence-NB100-544-img0004.jpg)
![Immunocytochemistry/Immunofluorescence: RPA2 [p Ser33] Antibody [NB100-544] - L.36 PDAC cells were treated two hours using 5 mM hydroxyurea to induce RPA32 Ser33 phosphorylation. The antibody produces clear nuclear staining of treated cells. ICC/IF image submitted by a verified customer review.](http://images.novusbio.com/fullsize/RPA2-[p-Ser33]-Antibody-Immunocytochemistry-Immunofluorescence-NB100-544-img0002.jpg)
![Immunocytochemistry/Immunofluorescence: RPA2 [p Ser33] Antibody [NB100-544] - Active DNA end processing in late micronuclei compartments. Detection and quantification of RPA2 phosphorylation (pSerine 33) and ssDNA by specific antibodies in MN compartments of OVCAR-8 cells 36 h after 2-Gy irradiation. Note the nuclear signals have reduced while those in MN were intense. n = 3 biological repeats. Error bars = s.d. **P < 0.01; ***P < 0.005 (t-test). Image collected and cropped by CiteAb from the following publication (//bmccancer.biomedcentral.com/articles/10.1186/s12885-018-4347-0), licensed under a CC-BY license.](http://images.novusbio.com/fullsize/RPA2-[p-Ser33]-Antibody-Immunocytochemistry-Immunofluorescence-NB100-544-img0003.jpg)
![Immunohistochemistry-Paraffin: ERCC1 Antibody (8F1) [NB500-704] - Cyto-histologic comparison of anti-ERCC1 immunoreactivity using the protocol 8F1 CC1-mono (top) or 8F1 H2-60 (bottom). Left: Pleural effusion sediment of lung adenocarcinoma. Right: thoracic lymph node. Arrow: Lymphocyte. Arrowhead: Streak of endothelial cells. Asterisk: Tumor cell cluster. 400 A- original magnification. Image collected and cropped by Citeab from the following publication (Automated ERCC1 immunochemistry on hybrid cytology/tissue microarray of malignant effusions: evaluation of antibodies 8F1 and D-10. J Clin Bioinforma (2011) licensed under a CC-BY license.](http://images.novusbio.com/fullsize/ERCC1-Antibody-8F1-Immunohistochemistry-Paraffin-NB500-704-img0004.jpg "Immunohistochemistry-Paraffin: ERCC1 Antibody (8F1) [NB500-704] - Cyto-histologic comparison of anti-ERCC1 immunoreactivity using the protocol 8F1 CC1-mono (top) or 8F1 H2-60 (bottom). Left: Pleural effusion sediment of lung adenocarcinoma. Right: thoracic lymph node. Arrow: Lymphocyte. Arrowhead: Streak of endothelial cells. Asterisk: Tumor cell cluster. 400 A- original magnification. Image collected and cropped by Citeab from the following publication (Automated ERCC1 immunochemistry on hybrid cytology/tissue microarray of malignant effusions: evaluation of antibodies 8F1 and D-10. J Clin Bioinforma (2011) licensed under a CC-BY license.")
![Immunohistochemistry-Paraffin: ERCC1 Antibody (8F1) [NB500-704] - Analysis of ERCC1 in human non-small cell lung cancer. Image courtesy of product review submitted by Alex Soltermann.](http://images.novusbio.com/fullsize/ERCC1-Antibody-8F1-Immunohistochemistry-Paraffin-NB500-704-img0002.jpg)
![Immunohistochemistry-Paraffin: ERCC1 Antibody (8F1) [NB500-704] - Formalin fixed paraffin embedded human tonsil stained with ERCC1 antibody.](http://images.novusbio.com/fullsize/ERCC1-Antibody-8F1-Immunohistochemistry-Paraffin-NB500-704-img0003.jpg)
![Immunohistochemistry-Paraffin: ERCC1 Antibody (8F1) [NB500-704] - Anti-ERCC1 immunohistochemistry on whole sections of a lung squamous cell carcinoma, using Mab 8F1 and D-10 with CC1-mono and H2-60 protocols. Note increased cytosolic background with H2-60. Arrow: Necrotic centre. Arrowhead: Stromal axis. 100 A- original magnification. Image collected and cropped by Citeab from the following publication (Automated ERCC1 immunochemistry on hybrid cytology/tissue microarray of malignant effusions: evaluation of antibodies 8F1 and D-10. J Clin Bioinforma (2011) licensed under a CC-BY license.](http://images.novusbio.com/fullsize/ERCC1-Antibody-8F1-Immunohistochemistry-Paraffin-NB500-704-img0005.jpg)
![Immunohistochemistry: ERCC1 Antibody (8F1) - BSA Free [NB500-704] - Anti-ERCC1 immunocytochemistry on cell block core of malignant pleural mesothelioma, using Mab 8F1 & D-10 with CC1-mono & H2-60 protocols. Arrow: Surrounding non-tumoral cells, including lymphocytes, macrophages & neutrophil granulocytes. Arrowhead: Unspecific plasma membrane staining with D-10. 200 × original magnification. Inset lower left: Staining of intracellular mucin vacuoles of a mucinous adenocarcinoma of unknown origin. 400 × original magnification. Image collected & cropped by CiteAb from the following publication (//jclinbioinformatics.biomedcentral.com/articles/10.1186/2043-9113-1-25), licensed under a CC-BY license. Not internally tested by Novus Biologicals.](http://images.novusbio.com/fullsize/nb500-704_mouse-monoclonal-ercc1-antibody-8f1-310202415171338.jpg)
![Western Blot: XPC Antibody (3.26) [NB100-477] - DNA repair protein expression in tumors. A. Western blot determination of p53, XPC, XPA, ERCC1 and MSH2 in tumors. GAPDH is loading control. Image collected and cropped by CiteAb from the following publication (//ovarianresearch.biomedcentral.com/articles/10.1186/1757-2215-4-9) licensed under a CC-BY license.](http://images.novusbio.com/fullsize/XPC-Antibody-3-26-Western-Blot-NB100-477-img0007.jpg "Western Blot: XPC Antibody (3.26) [NB100-477] - DNA repair protein expression in tumors. A. Western blot determination of p53, XPC, XPA, ERCC1 and MSH2 in tumors. GAPDH is loading control. Image collected and cropped by CiteAb from the following publication (//ovarianresearch.biomedcentral.com/articles/10.1186/1757-2215-4-9) licensed under a CC-BY license.")
![Western Blot: XPC Antibody (3.26) [NB100-477] - HeLa whole cell lysate detected using rabbit polyclonal .](http://images.novusbio.com/fullsize/XPC-Antibody-3-26-Western-Blot-NB100-477-img0004.jpg)
![Western Blot: XPC Antibody (3.26) [NB100-477] - Whole cell extracts (30 ug) was separated by 5% SDS-PAGE, and the membrane was blotted with XPC antibody [3.26] diluted at 1:500.](http://images.novusbio.com/fullsize/XPC-Antibody-3-26-Western-Blot-NB100-477-img0006.jpg)
![Immunocytochemistry/Immunofluorescence: XPC Antibody (3.26) [NB100-477] - HeLa cells were fixed in 4% paraformaldehyde at RT for 15 min. Green: XPC protein stained by XPC antibody [3.26] diluted at 1:100.Red: Phalloidin, a cytoskeleton marker, diluted at 1:200. Scale bar = 10 um.](http://images.novusbio.com/fullsize/XPC-Antibody-3-26-Immunocytochemistry-Immunofluorescence-NB100-477-img0005.jpg)
![Western Blot: DNA Ligase I Antibody (10H5) [NB100-119] - Various whole cell extracts (30 ug) were separated by 5% SDS-PAGE, and the membrane was blotted with DNA ligase I antibody [10H5] diluted at 1:2000. The HRP-conjugated anti-mouse IgG antibody (NBP2-19382) was used to detect the primary antibody.](http://images.novusbio.com/fullsize/DNA-Ligase-I-Antibody-10H5-Western-Blot-NB100-119-img0003.jpg "Western Blot: DNA Ligase I Antibody (10H5) [NB100-119] - Various whole cell extracts (30 ug) were separated by 5% SDS-PAGE, and the membrane was blotted with DNA ligase I antibody [10H5] diluted at 1:2000. The HRP-conjugated anti-mouse IgG antibody (NBP2-19382) was used to detect the primary antibody.")
![Immunocytochemistry/Immunofluorescence: DNA Ligase I Antibody (10H5) [NB100-119] - HeLa cells were fixed in 4% paraformaldehyde at RT for 15 min. Green: DNA ligase I stained by DNA ligase I antibody [10H5] diluted at 1:500. Red: phalloidin, a cytoskeleton marker, diluted at 1:200. Scale bar= 10 um.](http://images.novusbio.com/fullsize/DNA-Ligase-I-Antibody-10H5-Immunocytochemistry-Immunofluorescence-NB100-119-img0004.jpg)
![Immunohistochemistry-Paraffin: DNA Ligase I Antibody (10H5) [NB100-119] - Human breast carcinoma. DNA ligase I stained by DNA ligase I antibody [10H5] diluted at 1:100. Antigen Retrieval: Citrate buffer, pH 6.0, 15 min.](http://images.novusbio.com/fullsize/DNA-Ligase-I-Antibody-10H5-Immunohistochemistry-Paraffin-NB100-119-img0001.jpg)
![Western Blot: IkB-alpha Antibody [NBP1-87761] - Analysis in human cell line RT-4.](http://images.novusbio.com/fullsize/IkB-alpha-Antibody-Western-Blot-NBP1-87761-img0011.jpg "Western Blot: IkB-alpha Antibody [NBP1-87761] - Analysis in human cell line RT-4.")
![Immunocytochemistry/Immunofluorescence: IkB-alpha Antibody [NBP1-87761] - Immunofluorescent staining of human cell line U-251 MG shows localization to cytosol. Antibody staining is shown in green.](http://images.novusbio.com/fullsize/IkB-alpha-Antibody-Immunocytochemistry-Immunofluorescence-NBP1-87761-img0010.jpg)
![Immunohistochemistry-Paraffin: IkB-alpha Antibody [NBP1-87761] - Staining of human appendix shows moderate cytoplasmic positivity in lymphoid cells and glandular cells.](http://images.novusbio.com/fullsize/IkB-alpha-Antibody-Immunohistochemistry-Paraffin-NBP1-87761-img0009.jpg)
![Western Blot: RPA14 Antibody (11.1) [NB100-159] - A: 30 ug A549 whole cell lysate/extract. B: 30 ug MCF-7 whole cell lysate/extract. Separated by 15% SDS-PAGE. RPA14 antibody [11.1] at 1:1000.](http://images.novusbio.com/fullsize/RPA14-Antibody-11-1-Western-Blot-NB100-159-img0004.jpg "Western Blot: RPA14 Antibody (11.1) [NB100-159] - A: 30 ug A549 whole cell lysate/extract. B: 30 ug MCF-7 whole cell lysate/extract. Separated by 15% SDS-PAGE. RPA14 antibody [11.1] at 1:1000.")
![Immunohistochemistry-Paraffin: RPA14 Antibody (11.1) [NB100-159] - Human osteosarcoma section, 4% formaldehyde fixed. Incubated with the primary antibody for 10-15 hours. IHC-P image submitted by a verified customer review.](http://images.novusbio.com/fullsize/RPA14-Antibody-11-1-Immunohistochemistry-Paraffin-NB100-159-img0006.jpg)
![Western Blot: RPA14 Antibody (11.1) [NB100-159] - 30 ug of MCF7 whole cell lysate separated by 15% SDS-PAGE. Antibody at 1:500.](http://images.novusbio.com/fullsize/RPA14-Antibody-11-1-Western-Blot-NB100-159-img0002.jpg)
![Immunohistochemistry-Paraffin: RPA14 Antibody (11.1) [NB100-159] - Mahlarvu xenograft. RPA14 antibody [11.1] dilution: 1:200. Antigen Retrieval: Trilogy™ (EDTA based, pH 8.0) buffer, 15min.](http://images.novusbio.com/fullsize/RPA14-Antibody-11-1-Immunohistochemistry-Paraffin-NB100-159-img0005.jpg)
![Western Blot: RPA2 Antibody (OTI9A1) [NBP2-02182] - Ajuba associates with RPA in HTC75 and IMR90 cells. IP-Western probed with a total anti-RPA32 antibody after immunoprecipitation with a commercial anti-Ajuba antibody (com.) or anti-peptide serum from IMR90 or HTC75 extracts as indicated. Left panel: total lysates (input) for each cell line, and the pre-immune serum (PI) used as a control for the immunoprecipitation. Image collected and cropped by CiteAb from the following publication (//journal.frontiersin.org/article/10.3389/fgene.2013.00095/abstract), licensed under a CC-BY license.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Western-Blot-NBP2-02182-img0021.jpg "Western Blot: RPA2 Antibody (OTI9A1) [NBP2-02182] - Ajuba associates with RPA in HTC75 and IMR90 cells. IP-Western probed with a total anti-RPA32 antibody after immunoprecipitation with a commercial anti-Ajuba antibody (com.) or anti-peptide serum from IMR90 or HTC75 extracts as indicated. Left panel: total lysates (input) for each cell line, and the pre-immune serum (PI) used as a control for the immunoprecipitation. Image collected and cropped by CiteAb from the following publication (//journal.frontiersin.org/article/10.3389/fgene.2013.00095/abstract), licensed under a CC-BY license.")
![Immunocytochemistry/Immunofluorescence: RPA2 Antibody (OTI9A1) [NBP2-02182] - Staining of COS7 cells transiently transfected by pCMV6-ENTRY RPA2.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunocytochemistry-Immunofluorescence-NBP2-02182-img0018.jpg)
![Immunohistochemistry-Paraffin: RPA2 Antibody (OTI9A1) [NBP2-02182] - Staining of paraffin-embedded Human thyroid tissue using anti-RPA2 mouse monoclonal antibody.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunohistochemistry-Paraffin-NBP2-02182-img0017.jpg)
![Flow Cytometry: RPA2 Antibody (OTI9A1) [NBP2-02182] - Analysis of Jurkat cells, using anti-RPA2 antibody, (Red), compared to a nonspecific negative control antibody (Blue).](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Flow-Cytometry-NBP2-02182-img0002.jpg)
![Western Blot: RPA2 Antibody (OTI9A1) [NBP2-02182] - HEK293T cells were transfected with the pCMV6-ENTRY control (Left lane) or pCMV6-ENTRY RPA2 (Right lane) cDNA for 48 hrs and lysed. Equivalent amounts of cell lysates (5 ug per lane) were separated by SDS-PAGE and immunoblotted with anti-RPA2.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Western-Blot-NBP2-02182-img0003.jpg)
![Western Blot: RPA2 Antibody (OTI9A1) [NBP2-02182] - Analysis of extracts (35ug) from 9 different cell lines by usin g anti-RPA2 monoclonal antibody (HepG2: human; HeLa: human; SVT2: mouse; A549: human; COS7: monkey; Jurkat: human; MDCK: canine; PC12: rat; MCF7: human).](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Western-Blot-NBP2-02182-img0019.jpg)
![Immunohistochemistry-Paraffin: RPA2 Antibody (OTI9A1) [NBP2-02182] - Staining of paraffin-embedded Adenocarcinoma of Human colon tissue using anti-RPA2 mouse monoclonal antibody.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunohistochemistry-Paraffin-NBP2-02182-img0005.jpg)
![Immunohistochemistry-Paraffin: RPA2 Antibody (OTI9A1) [NBP2-02182] - Staining of paraffin-embedded Human colon tissue using anti-RPA2 mouse monoclonal antibody.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunohistochemistry-Paraffin-NBP2-02182-img0011.jpg)
![Immunohistochemistry-Paraffin: RPA2 Antibody (OTI9A1) [NBP2-02182] - Staining of paraffin-embedded Human prostate tissue using anti-RPA2 mouse monoclonal antibody.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunohistochemistry-Paraffin-NBP2-02182-img0016.jpg)
![Flow Cytometry: RPA2 Antibody (OTI9A1) [NBP2-02182] - Analysis of Hela cells, using anti-RPA2 antibody, (Red), compared to a nonspecific negative control antibody (Blue).](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Flow-Cytometry-NBP2-02182-img0001.jpg)
![Immunoprecipitation: RPA2 Antibody (OTI9A1) [NBP2-02182] - (Negative control: IP without adding anti-RPA2 antibody.). For each experiment, 500ul of DDK tagged RPA2 overexpression lysates (at 1:5 dilution with HEK293T lysate), 2ug of anti-RPA2 antibody and 20ul (0.1mg) of goat anti-mouse conjugated magnetic beads were mixed and incubated overnight. After extensive wash to remove any non-specific binding, the immuno-precipitated products were analyzed with rabbit anti-DDK polyclonal antibody.](http://images.novusbio.com/fullsize/RPA2-Antibody-OTI9A1-Immunoprecipitation-NBP2-02182-img0020.jpg)
![Western Blot: RPA2 Antibody (OTI9A1) [NBP2-02182] - Ajuba associates with RPA in HTC75 & IMR90 cells. (A) IP-Western probed with a total anti-RPA32 antibody after immunoprecipitation with a commercial anti-Ajuba antibody (com.) or anti-peptide serum from IMR90 or HTC75 extracts as indicated. Left panel: total lysates (input) for each cell line, & the pre-immune serum (PI) used as a control for the immunoprecipitation. (B) Western for RPA32-p-Thr21 in both HTC75 & IMR90Ajuba-depleted cells. A non-specific band is marked by a *. Total RPA32 levels are shown at the bottom. (C) Model for the role of Ajuba in repression of ATR. The “?” indicates that the interaction between Ajuba & RPA could be direct or indirect. See text for details. Image collected & cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/23755068), licensed under a CC-BY license. Not internally tested by Novus Biologicals.](http://images.novusbio.com/fullsize/nbp2-02182_mouse-rpa2-mab-oti9a1-310202415291913.jpg)
![Western Blot: XPB Antibody [NB100-61060] - Whole cell lysate (15 ug) from HeLa, 293T, Jurkat, mouse TCMK-1, and mouse NIH3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit antiERCC3 antibody used for WB at 0.1 ug/mL. Detection: Chemiluminescence with an exposure time of 3 minutes.](http://images.novusbio.com/fullsize/XPB-Antibody-Western-Blot-NB100-61060-img0006.jpg "Western Blot: XPB Antibody [NB100-61060] - Whole cell lysate (15 ug) from HeLa, 293T, Jurkat, mouse TCMK-1, and mouse NIH3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit antiERCC3 antibody used for WB at 0.1 ug/mL. Detection: Chemiluminescence with an exposure time of 3 minutes.")
![<b>Independent Antibodies Validation. </b>Immunoprecipitation: XPB Antibody [NB100-61060] - Detection of human ERCC3 by western blot of immunoprecipitates. Samples: Whole cell lysate (1.0 mg per IP reaction; 20% of IP loaded) from HEK293T cells prepared using NETN lysis buffer. Antibodies: Affinity purified rabbit anti-ERCC3 antibody NB100-61060 used for IP at 3 ug per reaction. ERCC3 was also immunoprecipitated by rabbit anti-ERCC3 antibody NB100-61059. For blotting immunoprecipitated ERCC3, NB100-61060 was used at 1 ug/ml. Detection: Chemiluminescence with an exposure time of 3 minutes.](http://images.novusbio.com/fullsize/XPB-Antibody-Immunoprecipitation-NB100-61060-img0005.jpg)
![Western Blot: XPB Antibody [NB100-61060] - Immunodepletions and the effects of RNases and various transcription inhibitors on chromosome condensation and cell cycle state. Western blot for XPB and Tubulin in IgG or XPB-depleted extracts. Dilution series of IgG-depleted extracts was used to calculate the % depletion of XPB using quantitative fluorescence. Image collected and cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/35293859/) licensed under a CC-BY license.](http://images.novusbio.com/fullsize/nb100-61060_rabbit-polyclonal-xpb-antibody-2092023181154.jpg)
![Western Blot: XPB Antibody [NB100-61060] - Effects of triptolide & histone depletion on condensation using mouse sperm.(A) Representative fluorescence images of chromatid assembly at steady state with mouse sperm nuclei in egg extracts (180 min after sperm nuclei addition) in the presence of indicated inhibitors. Triptolide or DMSO control was added at 25 min after nuclei addition. Triptolide was added at 50 μM. (B) Western blot for histone H3, CAP-E, & XPB in histone H4K12ac or IgG-depleted extracts in the presence of triptolide (TPL) or DMSO. Relative percentage of protein remaining after indicated treatments is shown.Figure 5—figure supplement 1—source data 1.Source data for Figure 5—figure supplement 1B.Source data for Figure 5—figure supplement 1B. Image collected & cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/35293859), licensed under a CC-BY license. Not internally tested by Novus Biologicals.](http://images.novusbio.com/fullsize/nb100-61060_rabbit-polyclonal-xpb-antibody-31020241534338.jpg)
![Western Blot: XPB Antibody [NB100-61060] - The TFIIH complex is required for the enrichment of condensins on chromosomes.(A) Left: Representative immunofluorescence images of Xenopus sperm nuclei incubated with Mock or CAP-E depleted extracts for 180 min. Chromatids were labeled with Hoechst & anti-XPB antibodies. Right: Quantification of fluorescence intensity of XPB on chromatin, normalized to Mock depleted condition. n = 24 structures for each condition. Error bars represent SD, & ‘NS’ indicates no statistically significant difference (p > 0.001). A.U., arbitrary units. Two biological replicates were performed, quantified structures are from a single experiment. (B) Western blot for indicated proteins that copurify with anti-XPB or IgG beads isolated from HSS extracts. IP, immunoprecipitate. (C) Western blot for indicated proteins that copurify with anti-CAP-E or Mock-treated beads isolated from HSS extracts. For condensin subunit detection, the blot was probed simultaneously with the indicated antibodies. Beads were coupled to either anti-CAP-E or pre-immune serum (“Mock”) & processed as indicated in the methods. IP, immunoprecipitate. (D) Representative immunofluorescence images of Xenopus sperm nuclei incubated with HSS extracts for 180 min. Chromatids were labeled with Hoechst & co-stained with anti-XPB & anti-CAP-E antibodies. Images of three representative individual chromatids are shown.Figure 3—figure supplement 1—source data 1.Source data for Figure 3—figure supplement 1B & C.Source data for Figure 3—figure supplement 1B & C. Image collected & cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/35293859), licensed under a CC-BY license. Not internally tested by Novus Biologicals.](http://images.novusbio.com/fullsize/nb100-61060_rabbit-polyclonal-xpb-antibody-31020241612617.jpg)
![Western Blot: XPB Antibody [NB100-61060] - The TFIIH complex is required for the enrichment of condensins on chromosomes.(A) Left: Representative immunofluorescence images of Xenopus sperm nuclei incubated with Mock or CAP-E depleted extracts for 180 min. Chromatids were labeled with Hoechst & anti-XPB antibodies. Right: Quantification of fluorescence intensity of XPB on chromatin, normalized to Mock depleted condition. n = 24 structures for each condition. Error bars represent SD, & ‘NS’ indicates no statistically significant difference (p > 0.001). A.U., arbitrary units. Two biological replicates were performed, quantified structures are from a single experiment. (B) Western blot for indicated proteins that copurify with anti-XPB or IgG beads isolated from HSS extracts. IP, immunoprecipitate. (C) Western blot for indicated proteins that copurify with anti-CAP-E or Mock-treated beads isolated from HSS extracts. For condensin subunit detection, the blot was probed simultaneously with the indicated antibodies. Beads were coupled to either anti-CAP-E or pre-immune serum (“Mock”) & processed as indicated in the methods. IP, immunoprecipitate. (D) Representative immunofluorescence images of Xenopus sperm nuclei incubated with HSS extracts for 180 min. Chromatids were labeled with Hoechst & co-stained with anti-XPB & anti-CAP-E antibodies. Images of three representative individual chromatids are shown.Figure 3—figure supplement 1—source data 1.Source data for Figure 3—figure supplement 1B & C.Source data for Figure 3—figure supplement 1B & C. Image collected & cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/35293859), licensed under a CC-BY license. Not internally tested by Novus Biologicals.](http://images.novusbio.com/fullsize/nb100-61060_rabbit-polyclonal-xpb-antibody-31020241555238.jpg)
![Western Blot: RPA70 Antibody [NB100-2204] - Whole cell lysate (50 ug) from NIH3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit antiRPA70 antibody used for WB at 0.1 ug/ml. Detection: Chemiluminescence with an exposure time of 30 seconds.](http://images.novusbio.com/fullsize/RPA70-Antibody-Western-Blot-NB100-2204-img0015.jpg "Western Blot: RPA70 Antibody [NB100-2204] - Whole cell lysate (50 ug) from NIH3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit antiRPA70 antibody used for WB at 0.1 ug/ml. Detection: Chemiluminescence with an exposure time of 30 seconds.")
![Immunohistochemistry-Paraffin: RPA70 Antibody [NB100-2204] - Human ovarian carcinoma. Antibodies: Affinity purified rabbit anti- RPA70 Cat. No.used at a dilution of 1:1,000 (1 ug/ml) (left) and used at a dilution of 1:5,000 (0.2ug/ml (right). Detection: DAB](http://images.novusbio.com/fullsize/RPA70-Antibody-Immunohistochemistry-Paraffin-NB100-2204-img0016.jpg)
![<b>Biological Strategies Validation. </b>Western Blot: RPA70 Antibody [NB100-2204] - Detection of Human RPA70 by Western Blot. Samples: Whole cell lysate (5, 15 and 50 ug) from HeLa and (15 and 50 ug) from 293T cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit anti-RPA70 antibody NB100-2204 used for WB at 0.1 ug/ml. Detection: Chemiluminescence with an exposure time of 30 seconds.](http://images.novusbio.com/fullsize/RPA70-Antibody-Western-Blot-NB100-2204-img0014.jpg)
![Immunohistochemistry-Paraffin: RPA70 Antibody [NB100-2204] - Serial sections of mouse teratoma. Antibodies: Affinity purified rabbit anti- RPA70 Lot2 used at a dilution of 1:1,000 (1 ug/ml) (left) and Lot3 used at a dilution of1:5,000 (0.2ug/ml) (right). Detection: DAB](http://images.novusbio.com/fullsize/RPA70-Antibody-Immunohistochemistry-NB100-2204-img0012.jpg)
![Immunoprecipitation: RPA70 Antibody [NB100-2204] - Detection of human RPA70 by western blot of immunoprecipitates. Samples: Whole cell lysate (0.5 or 1.0 mg per IP reaction; 20% of IP loaded) from HeLa cells prepared using NETN lysis buffer. Antibodies: Affinity purified rabbit anti-RPA70 antibody NB100-2204 (lot NB100-2204-3) used for IP at 6 ug per reaction. RPA70 was also immunoprecipitated by a previous lot of this antibody (lot NB100-2204-2). For blotting immunoprecipitated RPA70, NB100-2204 was used at 1 ug/ml. Detection: Chemiluminescence with an exposure time of 3 minutes.](http://images.novusbio.com/fullsize/RPA70-Antibody-Immunoprecipitation-NB100-2204-img0017.jpg)
![Western Blot: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of DDB1 on PC-12 cell lysates with Rabbit anti-DDB1 antibody at 1/500 dilution. Lysates/proteins at 10 ug/Lane. Predicted band size: 127 kDa Observed band size: 127 kDa Exposure time: 2 minutes; 8% SDS-PAGE gel. Proteins were transferred to a PVDF membrane and blocked with 5% NFDM/TBST for 1 hour at room temperature. The primary antibody at 1/500 dilution was used in 5% NFDM/TBST at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody at 1:200,000 dilution was used for 1 hour at room temperature.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Western-Blot-NBP2-75465-img0009.jpg "Western Blot: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of DDB1 on PC-12 cell lysates with Rabbit anti-DDB1 antibody at 1/500 dilution. Lysates/proteins at 10 ug/Lane. Predicted band size: 127 kDa Observed band size: 127 kDa Exposure time: 2 minutes; 8% SDS-PAGE gel. Proteins were transferred to a PVDF membrane and blocked with 5% NFDM/TBST for 1 hour at room temperature. The primary antibody at 1/500 dilution was used in 5% NFDM/TBST at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody at 1:200,000 dilution was used for 1 hour at room temperature.")
![Immunocytochemistry/Immunofluorescence: DDB1 Antibody (JU32-35) [NBP2-75465] - Staining DDB1 in SH-SY5Y cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunocytochemistry-Immunofluorescence-NBP2-75465-img0003.jpg)
![Immunohistochemistry-Paraffin: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of paraffin-embedded rat esophagus tissue using anti-DDB1 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunohistochemistry-Paraffin-NBP2-75465-img0007.jpg)
![Western Blot: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of DDB1 on different lysates using anti-DDB1 antibody at 1/500 dilution.Positive control:Lane 1: HepG2 Lane 2: NIH-3T3Lane 3: MCF-7 Lane 4: Rat kidney tissue](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Western-Blot-NBP2-75465-img0008.jpg)
![Immunocytochemistry/Immunofluorescence: DDB1 Antibody (JU32-35) [NBP2-75465] - Staining DDB1 in Hela cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunocytochemistry-Immunofluorescence-NBP2-75465-img0001.jpg)
![Immunocytochemistry/Immunofluorescence: DDB1 Antibody (JU32-35) [NBP2-75465] - Staining DDB1 in HUVEC cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunocytochemistry-Immunofluorescence-NBP2-75465-img0002.jpg)
![Immunohistochemistry-Paraffin: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of paraffin-embedded human liver cancer tissue using anti-DDB1 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunohistochemistry-Paraffin-NBP2-75465-img0004.jpg)
![Immunohistochemistry-Paraffin: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of paraffin-embedded human kidney tissue using anti-DDB1 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunohistochemistry-Paraffin-NBP2-75465-img0005.jpg)
![Immunohistochemistry-Paraffin: DDB1 Antibody (JU32-35) [NBP2-75465] - Analysis of paraffin-embedded mouse brain tissue using anti-DDB1 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/DDB1-Antibody-JU32-35-Immunohistochemistry-Paraffin-NBP2-75465-img0006.jpg)
![Western Blot: RPA2 Antibody [NB100-332] - Detection of human and mouse RPA32 by western blot. Samples: Whole cell lysate (5 ug) from HeLa, HEK293T, Jurkat, mouse TCMK-1, and mouse NIH 3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit anti-RPA32 antibody NB100-332 used for WB at 0.1 ug/ml. Detection: Chemiluminescence with an exposure time of 10 seconds.](http://images.novusbio.com/fullsize/RPA2-Antibody-Western-Blot-NB100-332-img0041.jpg "Western Blot: RPA2 Antibody [NB100-332] - Detection of human and mouse RPA32 by western blot. Samples: Whole cell lysate (5 ug) from HeLa, HEK293T, Jurkat, mouse TCMK-1, and mouse NIH 3T3 cells prepared using NETN lysis buffer. Antibody: Affinity purified rabbit anti-RPA32 antibody NB100-332 used for WB at 0.1 ug/ml. Detection: Chemiluminescence with an exposure time of 10 seconds.")
![Immunohistochemistry-Paraffin: RPA2 Antibody [NB100-332] - Human breast carcinoma. Antibody: Affinity purified rabbit anti-RPA32 used at a dilution of 1:5,000 (0.2 ug/ml). Detection: DAB](http://images.novusbio.com/fullsize/RPA2-Antibody-Immunohistochemistry-Paraffin-NB100-332-img0040.jpg)
![<b>Independent Antibodies Validation. </b>Immunoprecipitation: RPA2 Antibody [NB100-332] - Detection of human RPA32 by western blot of immunoprecipitates. Samples: Whole cell lysate (1.0 mg per IP reaction; 20% of IP loaded) from HeLa cells treated with 100 uM EPE for 4 hours (+) or mock treated (-). Antibodies: Affinity purified rabbit anti-RPA32 antibody NB100-332 used for IP at 3 ug per reaction. RPA32 was also immunoprecipitated by rabbit anti-Phospho RPA32 (S4/S8) recombinant monoclonal antibody [BL-165-5F1] (NB100-23017). For blotting immunoprecipitated Phospho RPA32 (S4/S8), NB100-23017 was used at 1:1000. Detection: Chemiluminescence with an exposure time time of 3 minutes.](http://images.novusbio.com/fullsize/RPA2-Antibody-Immunoprecipitation-NB100-332-img0042.jpg)
![Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining in human lymph node and cerebral cortex tissues using NBP1-87758 antibody. Corresponding NFKB1 RNA-seq data are presented for the same tissues.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunohistochemistry-Paraffin-NBP1-87758-img0017.jpg "<b>Orthogonal Strategies Validation. </b>Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining in human lymph node and cerebral cortex tissues using NBP1-87758 antibody. Corresponding NFKB1 RNA-seq data are presented for the same tissues.")
![<b>Genetic Strategies Validation and Orthogonal Strategies Validation.</b>Western Blot: NFkB p105/p50 Antibody [NBP1-87758] - Analysis in SK-BR-3 cells transfected with control siRNA, target specific siRNA probe #1 and #2, using Anti-NFKB1 antibody. Remaining relative intensity is presented. Loading control: Anti-GAPDH.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Western-Blot-NBP1-87758-img0012.jpg)
![Immunocytochemistry/Immunofluorescence: NFkB p105/p50 Antibody [NBP1-87758] - Staining of human cell line A-431 shows localization to nucleoplasm & cytosol. Antibody staining is shown in green.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunocytochemistry-Immunofluorescence-NBP1-87758-img0008.jpg)
![Western Blot: NFkB p105/p50 Antibody [NBP1-87758] - Analysis in human cell line Daudi.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Western-Blot-NBP1-87758-img0006.jpg)
![Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining of human cerebral cortex shows no positivity in neurons as expected.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunohistochemistry-Paraffin-NBP1-87758-img0013.jpg)
![Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining of human colon shows moderate cytoplasmic positivity in glandular and lymphoid cells.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunohistochemistry-Paraffin-NBP1-87758-img0014.jpg)
![Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining of human lymph node shows strong cytoplasmic positivity in germinal- and non-germinal center cells.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunohistochemistry-Paraffin-NBP1-87758-img0015.jpg)
![Immunohistochemistry-Paraffin: NFkB p105/p50 Antibody [NBP1-87758] - Staining of human urinary bladder shows strong cytoplasmic positivity in urothelial cells.](http://images.novusbio.com/fullsize/NFkB-p105-p50-Antibody-Immunohistochemistry-Paraffin-NBP1-87758-img0016.jpg)