Anti-Olig2 antibody [EPR2673] is a rabbit recombinant monoclonal antibody that is used to detect Olig2 in ICC/IF, IHC-P, Western blot. Suitable for Human, Mouse, Rat samples.
- Using biophysical QC, antibody identity is confirmed at a molecular level for unrivaled batch-batch consistency
- Gold standard clone for Olig2 since 2013
- Specificity and sensitivity confirmed in IHC with multi-tissue microarray (TMA) validation
pH: 7.2 - 7.4
Preservative: 0.01% Sodium azide
Constituents: 59% PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
IHC-P | ICC/IF | WB | |
---|---|---|---|
Human | Tested | Expected | Tested |
Mouse | Expected | Tested | Tested |
Rat | Tested | Tested | Tested |
Species | Dilution info | Notes |
---|---|---|
Species Rat | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval before commencing with IHC staining protocol. |
Species Human | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1-5 µg/mL | Notes - |
Species Rat | Dilution info 1-5 µg/mL | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1-5 µg/mL | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Rat | Dilution info 1/2000 | Notes - |
Species Mouse | Dilution info 1/2000 | Notes - |
Species Human | Dilution info 1/2000 | Notes - |
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Required for oligodendrocyte and motor neuron specification in the spinal cord, as well as for the development of somatic motor neurons in the hindbrain. Functions together with ZNF488 to promote oligodendrocyte differentiation. Cooperates with OLIG1 to establish the pMN domain of the embryonic neural tube. Antagonist of V2 interneuron and of NKX2-2-induced V3 interneuron development.
BHLHB1, BHLHE19, PRKCBP2, RACK17, OLIG2, Oligodendrocyte transcription factor 2, Oligo2, Class B basic helix-loop-helix protein 1, Class E basic helix-loop-helix protein 19, Protein kinase C-binding protein 2, Protein kinase C-binding protein RACK17, bHLHb1, bHLHe19
Anti-Olig2 antibody [EPR2673] is a rabbit recombinant monoclonal antibody that is used to detect Olig2 in ICC/IF, IHC-P, Western blot. Suitable for Human, Mouse, Rat samples.
- Using biophysical QC, antibody identity is confirmed at a molecular level for unrivaled batch-batch consistency
- Gold standard clone for Olig2 since 2013
- Specificity and sensitivity confirmed in IHC with multi-tissue microarray (TMA) validation
pH: 7.2 - 7.4
Preservative: 0.01% Sodium azide
Constituents: 59% PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
Anti-Olig2 antibody [EPR2673] (ab109186) was developed by Abcam using patented rabbit monoclonal antibody technology and is validated for use in ICC/IF, IHC-P, Mass Cytometry and WB.
Anti-Olig2 antibody [EPR2673] (ab109186) was first used in a scientific publication in 2012 and has been cited over 161 times in peer reviewed journals. It's performance in IHC in mouse samples is trusted by the scientific community.
Abcam's high quality manufacturing and validation processes ensure Anti-Olig2 antibody [EPR2673] (ab109186) has high sensitivity and specificity alongside high lot-to-lot consistency and reproducibility.
Anti-Olig2 antibody [EPR2673] (ab109186) has 21 independent reviews from customers.
Anti-Olig2 antibody [EPR2673] (ab109186) specifically detects Olig2 (UniProt ID: Q13516; Molecular weight: 33kDa) and is sold in a convenient trial size to enable initial testing (20 µL) and larger sizes for subsequent scaling up experiments (100 µL and 1 mL).
Conjugation-ready, carrier free format available for antibody clone EPR2673 - Anti-Olig2 antibody [EPR2673] - BSA and Azide free ab220796.
Antibody clone EPR2673 is also available pre-conjugated to a variety of labels for your convenience - Alexa Fluor® 488, Alexa Fluor® 647, Alexa Fluor® 594, Alexa Fluor® 555, Alexa Fluor® 568 (Alexa Fluor® 488 Anti-Olig2 antibody [EPR2673] ab225099, Alexa Fluor® 647 Anti-Olig2 antibody [EPR2673] ab225100, Alexa Fluor® 594 Anti-Olig2 antibody [EPR2673] ab300729, Alexa Fluor® 555 Anti-Olig2 antibody [EPR2673] ab300730, Alexa Fluor® 568 Anti-Olig2 antibody [EPR2673] ab302808).
OLIG2 is a transcription factor crucial in neuro research for its role in the development and differentiation of neural cells. It is particularly important for the formation of oligodendrocytes and motor neurons. Altered OLIG2 expression is linked to various neurological conditions, including gliomas and neurodevelopmental disorders. Researchers use OLIG2 to study neural cell fate and specification, making it essential for understanding the cellular mechanisms underlying brain development and disease.
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
This product is a recombinant monoclonal antibody, which offers several advantages including:
For more information, read more on recombinant antibodies.
Olig2 also known as Oligo2 or OLIG2 is a protein with a molecular mass of around 32 kDa. It belongs to the basic helix-loop-helix (bHLH) family of transcription factors which play roles in neurodevelopment. Olig2 is expressed mainly in the central nervous system particularly in oligodendrocyte progenitor cells and motor neuron progenitors. As an important marker Olig2 staining is often used in studies involving these cell types to understand differentiation processes.
Olig2 regulates gene expression important for the proper development of the central nervous system. It functions both independently and as a part of transcriptional complexes to influence the fate of neural progenitors. In particular its presence decides whether these progenitors will differentiate into neurons astrocytes or oligodendrocytes. Among the proteins it interacts with are factors that modulate neurogenesis and myelination highlighting its importance in maintaining normal brain homeostasis.
Olig2 plays an important role in the oligodendrocyte differentiation and motor neuron generation pathways. It works closely with proteins such as SOX10 and NKX2.2 to regulate oligodendrocyte maturation. In the motor neuron pathway Olig2 interacts with proteins like NKX6.1 and LHX3 coordinating the development of motor neurons. These pathways demonstrate Olig2's function as a critical transcription factor influencing neural development and plasticity.
Abnormalities in Olig2 expression or function relate to conditions such as gliomas and Multiple Sclerosis (MS). Elevated levels of Olig2 are often seen in gliomas where it might cooperate with proteins like IDH1 to drive tumor growth. In MS the impairment of oligodendrocyte function can link back to disruptions in normal Olig2 activity or expression. These associations make Olig2 a significant target for potential therapeutic interventions in neurological conditions.
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This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
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Immunohistochemical analysis of formalin fixed paraffin embedded human brain (cerebrum) labelling Olig2 with ab109186 at a concentration of 0.96 µg/ml. The immunostaining was performed on a Leica Biosystems BOND® RX instrument with a Bond™ Polymer Refine Detection kit. Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution 2) for 20 mins. ab109186 Anti-Olig2 antibody [EPR2673] was incubated for 30 mins at room temperature. Sections were counterstained with Hematoxylin. Image inset shows absence of staining in secondary antibody only control.
Different batches of ab109186 were tested on Mouse brain lysate at 0.1 µg/ml. 15 µg of lysate was loaded in each lane. Bands observed at 32 kDa.
All lanes: Western blot - Anti-Olig2 antibody [EPR2673] (ab109186)
Predicted band size: 32 kDa
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Mouse cerebrum tissue labelling NeuN with Anti-NeuN antibody [EPR12763] - Neuronal Marker ab177487 at 1/100 dilution (B), SOX1 with Anti-SOX1 antibody [EPR23041-60] ab242125 at 1/100 dilution (C) and Olig2 with ab109186 at 1/100 dilution (D). Anti-Rabbit and Mouse Polymer HRP was used as a secondary antibody, and DAPI was used for a nuclear counter stain. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20mins. Heat mediated antigen retrieval (Leica ER2, PH9.0, 20 minutes) was used in between rounds of tyramide signal amplification to remove the antibodies from the previous round, to avoid any cross-reactivity.
Panel A: merged staining of anti- NeuN (green, Opal™520), anti-SOX1 (red, Opal™570) and anti- Olig2 (yellow, Opal™690).
Panel B: anti-NeuN stained for neurons.
Panel C: anti-SOX1 stained on neural progenitors.
Panel D: anti-Olig2 stained on oligodendrocyte.
The section was incubated in three rounds of staining: in the order of Anti-NeuN antibody [EPR12763] - Neuronal Marker ab177487, Anti-SOX1 antibody [EPR23041-60] ab242125 and ab109186 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope
ab109186 staining Olig2 in primary hippocampal rat neurons/glia, (obtained from Neuromics, cat. no. PC35101), DIV14. The cells were fixed with 4% paraformaldehyde (10 min), permeabilized with 0.1% PBS-Triton X-100 for 5 minutes and then blocked with 1% BSA/10% normal goat serum/0.3M glycine in 0.1%PBS-Tween for 1h. The cells were then incubated overnight at 4°C with ab109186 at 1μg/ml and Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291, Mouse monoclonal [DM1A] to alpha Tubulin - Loading Control. Cells were then incubated with Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed ab150081, Goat polyclonal Secondary Antibody to Rabbit IgG - H&L (Alexa Fluor® 488), pre-adsorbed at 1/1000 dilution (shown in green) and Goat Anti-Mouse IgG H&L (Alexa Fluor® 594) preadsorbed ab150120, Goat polyclonal Secondary Antibody to Mouse IgG - H&L (Alexa Fluor® 594), pre-adsorbed at 1/1000 dilution (shown in pseudocolour red). Nuclear DNA was labelled with DAPI (shown in blue).
Also suitable in cells fixed with 100% methanol (5 min).
Image was acquired with a high-content analyser (Operetta CLS, Perkin Elmer) and a maximum intensity projection of confocal sections is shown.
Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% TritonX-100 permeabilized rat primary glia cell cells labelling Olig2 with ab109186 at 1/100 (1.23 μg/mL) dilution, followed by Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) antibody at 1/1000 dilution (2 μg/mL) (Green). Confocal image showing nuclear staining in rat primary glia cell. Confocal scanning Z step was set as 0.3 μm followed by image processing with maximum Z projection. Alexa Fluor® 594 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 dilution (2.5 μg/mL) (Red). The Nuclear counterstain was DAPI (Blue).
Secondary antibody only control: Secondary antibody is Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) at 1/1000 dilution (2 μg/mL).
Formaldehyde-fixed mouse brain tissue stained for Olig2 using ab109186 at 1/100 dilution in immunohistochemical analysis. The secondary antibody was a Horse Radish Peroxidase conjugated Dako Envision Rabbit antibody.
Antigen retrieval: Heat mediated - Buffer/Enzyme Used: pH 9.0 EDTA
Blocking buffer: 5% NFDM/TBST
Dilution buffer: 5% NFDM/TBST
All lanes: Western blot - Anti-Olig2 antibody [EPR2673] (ab109186) at 1/2000 dilution
Lane 1: Mouse brain lysate at 20 µg
Lane 2: Rat brain lysate at 20 µg
All lanes: HRP goat anti-rabbit (H+L) at 1/1000 dilution
Predicted band size: 11 kDa, 16 kDa, 25 kDa, 27 kDa, 28 kDa, 32 kDa, 41 kDa, 52 kDa, 59 kDa, 83 kDa
Observed band size: 25 kDa, 30 kDa, 32 kDa
Immunohistochemical staining of paraffin embedded rat cerebral cortex with purified ab109186 at a working dilution of 1/100. The secondary antibody used is Goat Anti-Rabbit IgG H&L (HRP) ab97051, a HRP-conjugated goat anti-rabbit IgG (H+L), at a dilution of 1/500. The sample is counter-stained with hematoxylin. Antigen retrieval was perfomed using Tris-EDTA buffer, pH 9.0. PBS was used instead of the primary antibody as the negative control, and is shown in the inset.
Blocking buffer: 5% NFDM/TBST
Dilution buffer: 5% NFDM/TBST
All lanes: Western blot - Anti-Olig2 antibody [EPR2673] (ab109186) at 1/10000 dilution
All lanes: Human oligodendroglioma lysate at 10 µg
All lanes: HRP goat anti-rabbit (H+L) at 1/1000 dilution
Predicted band size: 32 kDa
Observed band size: 32 kDa
Blocking buffer: 5% NFDM/TBST
Dilution buffer: 5% NFDM/TBST
All lanes: Western blot - Anti-Olig2 antibody [EPR2673] (ab109186) at 1/2000 dilution
All lanes: Human fetal brain tissue lysate at 20 µg
All lanes: HRP goat anti-rabbit (H+L) at 1/1000 dilution
Predicted band size: 19 kDa, 32 kDa, 34 kDa, 36 kDa, 41 kDa, 55 kDa
Observed band size: 32 kDa, 53 kDa, 55 kDa
Immunohistochemical staining of paraffin embedded human cerebral cortex with purified ab109186 at a working dilution of 1/100. The secondary antibody used is Goat Anti-Rabbit IgG H&L (HRP) ab97051, a HRP-conjugated goat anti-rabbit IgG (H+L), at a dilution of 1/500. The sample is counter-stained with hematoxylin. Antigen retrieval was perfomed using Tris-EDTA buffer, pH 9.0. PBS was used instead of the primary antibody as the negative control, and is shown in the inset.
Immunohistochemical staining of Olig2 in human glioma tissue with ab109186 at a dilution of 1/100.
Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.
We have systematically measured KD (the equilibrium dissociation constant between the antibody and its antigen), of more than 840 recombinant antibodies to assess not only their individual KD values but also to see the average affinity of antibody.
Based on the comparison with published literature values for mouse monoclonal antibodies, Recombinant antibodies appear to be on average 1-2 order of magnitude higher affinity.
ab109186 staining Olig2 in primary mouse neurons/glia, DIV14 (prepared from E18 mouse hippocampal brain area, obtained from Transnetyx Tissue by BrainBits, LLC, cat.no. C57EHP) cells. The cells were fixed with 100% methanol (5 min), permeabilized with 0.1% PBS-Tween for 5 minutes and then blocked with 1% BSA/10% normal goat serum/0.3M glycine in 0.1%PBS-Tween for 1h. The cells were then incubated overnight at 4°C with ab109186 at 5µg/ml and Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291, Mouse monoclonal [DM1A] to alpha Tubulin - Loading Control. Cells were then incubated with Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed ab150081, Goat polyclonal Secondary Antibody to Rabbit IgG - H&L (Alexa Fluor® 488), pre-adsorbed at 1/1000 dilution (shown in green) and Goat Anti-Mouse IgG H&L (Alexa Fluor® 594) preadsorbed ab150120, Goat polyclonal Secondary Antibody to Mouse IgG - H&L (Alexa Fluor® 594), pre-adsorbed at 1/1000 dilution (shown in pseudocolour red). Nuclear DNA was labelled with DAPI (shown in blue).
Image was acquired with a confocal microscope (Leica-Microsystems TCS SP8) and a single confocal section is shown.
Immunohistochemical analysis of formalin fixed paraffin embedded human brain (cerebrum) labelling Olig2 with ab109186 at a concentration of 0.96 µg/ml. The immunostaining was performed on a Ventana DISCOVERY ULTRA (Roche Tissue Diagnostics) instrument with an OptiView DAB IHC Detection Kit. Heat mediated antigen retrieval was conducted for 32 mins at 100°C with ULTRA cell conditioning solution (CC1, pH 8.5). ab109186 Anti-Olig2 antibody [EPR2673] was incubated at 37°C for 16 mins. Sections were counterstained with Hematoxylin II. Image inset shows absence of staining in secondary antibody only control.
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