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AB31940

Anti-TBR1 antibody

4

(32 Reviews)

|

(603 Publications)

Anti-TBR1 antibody (ab31940) is a rabbit polyclonal antibody detecting TBR1 in Western Blot, IHC-P. Suitable for Human, Mouse, Rat.

- Over 470 publications
- Trusted since 2006

View Alternative Names

T-box brain protein 1, T-brain-1, TBR-1, TES-56, TBR1

5 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)
  • IHC-P

Lab

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)

IHC image of TBR1 staining in a section of formalin-fixed paraffin-embedded normal E17 mouse brain performed on a Leica BONDTM system using the standard protocol. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH6, epitope retrieval solution 1) for 20mins. The section was then incubated with ab31940, 1/2000 dilution, for 15 mins at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX. The inset secondary-only control image is taken from an identical assay without primary antibody.

For other IHC staining systems (automated and non-automated) customers should optimize variable parameters such as antigen retrieval conditions, primary antibody concentration and antibody incubation times

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)

(Image courtesy of Human Protein Atlas)
ab31940 staining TBR1 protein in normal human cerebral cortex. Brown color indicates presence of protein, blue color shows cell nuclei. Paraffin embedded human cerebral cortex tissue was incubated with ab31940 at a 1/25 dilution for 30 minutes at room temperature. Antigen retrieval was performed by heat induction in citrate buffer pH 6.

Image courtesy of Human Protein Atlas

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)
  • IHC-P

AbReview32152****

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-TBR1 antibody (AB31940)

IHC-P image of TBR1 staining on mouse brain sections using ab31940 at a 1 : 200 dilution.

The sections were deparaffinized and subjected to heat mediated antigen retrieval. The sections were blocked using 7.5% goat serum for 2 hours at room temperature. ab31940 was diluted 1 : 200 using blocking buffer and incubated with the sections for 16 hours at 4°C. The secondary antibody used was Goat polyclonal to anti-rabbit conjugated to Alexa Fluor® 594 (1 : 400).

DAPI was used to counterstain nuclei.

This image is courtesy of an anonymous abreview.

Western blot - Anti-TBR1 antibody (AB31940)
  • WB

Lab

Western blot - Anti-TBR1 antibody (AB31940)

Gel type : MOPS

Blocking buffer : 3% milk block

All lanes:

Western blot - Anti-TBR1 antibody (ab31940) at 1 µg/mL

Lane 1:

Mouse hippocampus tissue lysate at 20 µg

Lane 2:

Rat hippocampus tissue lysate at 20 µg

Lane 3:

Human hippocampus tissue lysate at 20 µg

Secondary

All lanes:

Goat polyclonal to Rabbit IgG - H&L - Pre-Adsorbed (HRP) at 1/50000 dilution

Predicted band size: 74 kDa

Observed band size: 74 kDa

false

Exposure time: 4min

Western blot - Anti-TBR1 antibody (AB31940)
  • WB

Lab

Western blot - Anti-TBR1 antibody (AB31940)

This blot was produced using a 4-12% Bis-tris gel under the MOPS buffer system. The gel was run at 200V for 50 minutes before being transferred onto a Nitrocellulose membrane at 30V for 70 minutes. The membrane was then blocked for an hour using 3% milk before being incubated with ab31940 overnight at 4°C. Antibody binding was detected using an anti-rabbit antibody conjugated to HRP, and visualised using ECL development solution ab133406.

All lanes:

Western blot - Anti-TBR1 antibody (ab31940) at 1 µg/mL

Lane 1:

Mouse hippocampus whole cell lysate at 20 µg

Lane 2:

Rat hippocampus whole cell lysate at 20 µg

Secondary

All lanes:

Goat Anti-Rabbit IgG H&L (HRP) preadsorbed at 1/50000 dilution

Predicted band size: 74 kDa

Observed band size: 50 kDa,74 kDa

true

Exposure time: 4min

Key facts

Host species

Rabbit

Clonality

Polyclonal

Isotype

IgG

Carrier free

No

Reacts with

Mouse, Rat, Human

Applications

WB, IHC-P

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/2000", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.", "WB-species-checked": "guaranteed", "WB-species-dilution-info": "", "WB-species-notes": "" }, "Mouse": { "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/2000", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1 µg/mL", "WB-species-notes": "<p></p>" }, "Rat": { "IHCP-species-checked": "guaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1 µg/mL", "WB-species-notes": "<p></p>" } } }

Product details

Anti-TBR1 antibody (ab31940) is a rabbit polyclonal antibody and is validated for use in IHC-P, WB.

Anti-TBR1 antibody (ab31940) has been cited over 476 times in peer reviewed journals and is trusted by the scientific community.

Abcam's high quality validation processes ensure Anti-TBR1 antibody (ab31940) has high sensitivity and specificity.

Anti-TBR1 antibody (ab31940) has 31 independent reviews from customers.

Anti-TBR1 antibody (anti-HPRT antibody) (ab31940) specifically detects TBR1 (UniProt ID: Q64336; Molecular weight: 74kDa) and is sold in 100 µg selling sizes.

TBR1 (T-Box Brain Transcription Factor 1) is a transcription factor that is crucial for brain development, particularly in the formation of the cerebral cortex. It regulates the expression of genes involved in neuronal differentiation and migration. Mutations in the TBR1 gene are associated with neurodevelopmental disorders, including autism spectrum disorder and intellectual disability, where they disrupt normal brain development and function.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Immunogen
Storage buffer
pH: 7.4 Preservative: 0.02% Sodium azide Constituents: PBS, 1% BSA
Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

TBR1 also known as T-Box Brain 1 is a transcription factor important for neuronal development. It weighs about 74 kDa. This protein is strongly expressed in the cerebral cortex during prenatal stages where it plays a role in regulating gene expression. TBR1 influences the differentiation and migration of cortical neurons which is critical for proper brain development.
Biological function summary

TBR1 influences neuronal differentiation through its function as a transcription factor. It binds to specific DNA sequences to regulate gene expression required for neuronal identity and function. TBR1 is part of a larger transcriptional complex that includes other proteins like CASK and TBR2 contributing to the maturation of cortical neurons. TBR1's role in these processes highlights its significance in neuronal circuit formation in the cerebral cortex.

Pathways

TBR1 is involved in the Wnt signaling and the reelin pathway which are both essential for normal brain development. In the Wnt signaling pathway TBR1 interacts with proteins such as LEF1 to influence cell fate decision and pattern formation. In the reelin pathway TBR1 work along with proteins like Reelin itself to regulate neuronal positioning promoting the correct layering of the cortex.

TBR1 has strong associations with autism spectrum disorders and intellectual disabilities. Mutations in TBR1 disrupt its role in gene regulation during brain development leading to the aforementioned neurological conditions. TBR1 also interacts with FOXP2 a protein involved in language and speech linking it further to communication-related aspects of these disorders.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Transcriptional repressor involved in multiple aspects of cortical development, including neuronal migration, laminar and areal identity, and axonal projection (PubMed : 25232744, PubMed : 30250039). As transcriptional repressor of FEZF2, it blocks the formation of the corticospinal (CS) tract from layer 6 projection neurons, thereby restricting the origin of CS axons specifically to layer 5 neurons (By similarity).
See full target information TBR1

Publications (603)

Recent publications for all applications. Explore the full list and refine your search

eLife 13: PubMed40956303

2025

The ciliary kinesin KIF7 controls the development of the cerebral cortex by acting differentially on SHH signaling in dorsal and ventral forebrain.

Applications

Unspecified application

Species

Unspecified reactive species

María Pedraza,Valentina Grampa,Sophie Scotto-Lomassese,Julien Puech,Aude Muzerelle,Azka Mohammad,Sophie Lebon,Nicolas Renier,Christine Metin,Justine Masson

Cells 14: PubMed40940813

2025

Autism Spectrum Disorder Induced Pluripotent Stem Cells Display Dysregulated Calcium Signaling During Neural Differentiation.

Applications

Unspecified application

Species

Unspecified reactive species

Abdullah J AlShawaf,Sarah A AlNassar,Norah AlGhamdi,Cristiana Mattei,Shiang Y Lim,Mirella Dottori,Futwan A Al-Mohanna

Nature neuroscience 28:2022-2033 PubMed40826298

2025

FOXP genes regulate Purkinje cell diversity and cerebellar morphogenesis.

Applications

Unspecified application

Species

Unspecified reactive species

Nagham Khouri-Farah,Qiuxia Guo,Thomas A Perry,Ryan Dussault,James Y H Li

PLoS genetics 21:e1011611 PubMed40825043

2025

RAB23 loss-of-function mutation causes context-dependent ciliopathy in Carpenter syndrome.

Applications

Unspecified application

Species

Unspecified reactive species

Wan Ying Leong,Wai Lam Tung,Andrew O M Wilkie,Catherine Hong Huan Hor

Stem cell reports 20:102601 PubMed40816274

2025

Thymosin beta 4 as an Alzheimer disease intervention target identified using human brain organoids.

Applications

Unspecified application

Species

Unspecified reactive species

Peng-Ming Zeng,Xin-Yao Sun,Yang Li,Wen-di Wu,Jing Huang,Dong-Dong Cao,Pin-Jue Qian,Xiang-Chun Ju,Zhen-Ge Luo

Communications biology 8:1180 PubMed40775066

2025

Regulation of cortical neurogenesis by MED13L via transcriptional priming and its implications for MED13L syndrome.

Applications

Unspecified application

Species

Unspecified reactive species

Jia Li,Yu-Zhu Hao,Jia Cui,Xiao-Xiao Cao,Nan Wu,Ji Ma,Shuang-Yi Xie,Yi-Hsuan Pan,Xue-Lian He,Yu-Lan Zhao,Xiao-Bing Yuan

Nature communications 16:6834 PubMed40707493

2025

DNMT1-mediated regulation of somatostatin-positive interneuron migration impacts cortical architecture and function.

Applications

Unspecified application

Species

Unspecified reactive species

Julia Reichard,Philip Wolff,Song Xie,Ke Zuo,Camila L Fullio,Jian Du,Severin Graff,Jenice Linde,Can Bora Yildiz,Georg Pitschelatow,Gerion Nabbefeld,Lilli Dorp,Johanna Vollmer,Linda Biemans,Shirley Kempf,Minali Singh,K Naga Mohan,Chao-Chung Kuo,Tanja Vogel,Paolo Carloni,Simon Musall,Geraldine Zimmer-Bensch

Nature protocols : PubMed40579542

2025

Generating and characterizing human telencephalic brain organoids from stem cell-derived single neural rosettes.

Applications

Unspecified application

Species

Unspecified reactive species

H M Arif Ullah,Qiju Huang,Simone Chiola,Yueqi Wang,Alex Shcheglovitov

Nucleic acids research 53: PubMed40548942

2025

The lincRNA Pantr1 is a FOXG1 target gene conferring site-specific chromatin binding of FOXG1.

Applications

Unspecified application

Species

Unspecified reactive species

Fabian Gather,Tudor Rauleac,Ipek Akol,Ganeshkumar Arumugam,Camila L Fullio,Teresa Müller,Dimitrios Kleidonas,Ruth Geiss-Friedlander,Andre Fischer,Andreas Vlachos,Rolf Backofen,Tanja Vogel

Molecular psychiatry 30:4824-4835 PubMed40524015

2025

Functional defects in FOXG1 variants predict the severity of brain anomalies in FOXG1 syndrome.

Applications

Unspecified application

Species

Unspecified reactive species

Tsai-Yu Lin,Lee-Chin Wong,Pei-Shan Hou,Chia-Kai Wu,Haw-Yuan Cheng,Hong-Jun Zhao,Chien-Yi Tung,Mei-Hsuan Lee,Wang-Tso Lee,Jin-Wu Tsai
View all publications

Product promise

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