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Merck
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Key Documents

MABN819

Sigma-Aldrich

Anti-Tau Antibody, oligomeric Antibody, clone TOMA-1

clone TOMA-1, from mouse

동의어(들):

Microtubule-associated protein tau oligomer, Tau oligomer, PHF-tau oligomer, Paired helical filament-tau oligomer, Neurofibrillary tangle protein oligomer

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About This Item

UNSPSC 코드:
12352203
eCl@ss:
32160702
NACRES:
NA.41

생물학적 소스

mouse

Quality Level

항체 형태

purified immunoglobulin

항체 생산 유형

primary antibodies

클론

TOMA-1, monoclonal

종 반응성

rat, human, mouse

종 반응성(상동성에 의해 예측)

mammals (based on high homology)

기술

ELISA: suitable
dot blot: suitable
immunofluorescence: suitable
immunohistochemistry: suitable
neutralization: suitable
western blot: suitable

동형

IgG2aκ

NCBI 수납 번호

UniProt 수납 번호

배송 상태

ambient

타겟 번역 후 변형

unmodified

유전자 정보

human ... MAPT(4137)
mouse ... Mapt(17762)
rat ... Mapt(29477)

일반 설명

Microtubule-associated protein tau (UniProt P10636; also known as Neurofibrillary tangle protein, Paired helical filament-tau, PHF-tau) is encoded by the MAPT (also known as TAU, MAPT1, MTBTL) gene (Gene ID 4137) in human. In Alzheimer′s disease (AD) pathology, accumulation of the microtubule-associated protein tau takes place primarily in the neurons. Tau accumulates in both the somatodendritic and axonal domains of neurons. Tau also accumulates in the soma as neurofibrillary tangles (NFTs). Cell death and synaptic lesions occur independently of NFT formation, and research indicates that NFT formation alone is insufficient for neurodegeneration, suggesting that soluble tau aggregates may be the more toxic and pathologically significant tau species. Tau oligomers are neurotoxic when applied extracellularly to cultured neuronal cells, and tau oligomers (but not fibrils) induce neurodegeneration and synaptic and mitochondrial dysfunction in vivo. Moreove, researchers are able to use tau oligomers as a reliable biomarker to differentiate AD brains from age-matched non-AD brains.

특이성

Clone TOMA-1 (a.k.a. clone H12C10) is among more than 13 hybridomas derived from mice immunized with in vitro generated recombinant Tau-441 (Tau-F, Tau-4, 2N4R isoform) oligomers. These TOMAs are reported to specifically detect oligomeric tau without any significant reactivity toward monomeric tau, tau fibrils, Aβ oligomers, Aβ fibrils, or α-synuclein oligomers (Castillo-Carranza, D.L., et al. (2014). J. Neurosci. 34(12):4260-4272).

면역원

Recombinant human Tau-441 (Tau-F, Tau-4, 2N4R isoform) oligomers (Lasagna-Reeves, C. A., et al. (2012). FASEB J. 26(5):1946-1959).

애플리케이션

Anti-Tau, oligomeric, clone TOMA-1, Cat. No. MABN819, is amouse monoclonal antibody that targets tau oligomers and has been tested in Dot Blot, ELISA, Immunofluorescence, Immunohistochemistry, Neutralization, and Western Blotting applications.
Research Category
Neuroscience
Western Blotting Analysis: 20 µg/mL from a representative lot detected upregulated oligomeric tau in soluble PBS brain extract from Alzheimer′s diseased (AD) human brain (Courtesy of Sengupta, U., et al., Kayed lab, University of Texas, Galveston).

Please refer to the following publications regarding the use of TOMA clones in Dot Blot, ELISA, Immunofluorescence, Immunohistochemistry, Neutralization, and Western Blotting applications:

1. Vuono, R., et al. (2015). Brain. 138(Pt 7):1907-1918.
2. Castillo-Carranza, D.L., et al. (2015). J. Neurosci. 35(12):4857-4868.
3. Castillo-Carranza, D.L., et al. (2014). J. Neurosci. 34(12):4260-4272.

품질

Evaluated by Western Blotting in Alzheimer′s diseased human brain lysate.

Western Blotting Analysis: 4 µg/mL of this antibody detected Tau oligmers in 25 µg of Alzheimer′s diseased human brain lysate.

표적 설명

Variable depending on the size(s) of the oligomer(s). Uncharacterized bands may be observed in some lysate(s).

물리적 형태

Format: Purified
Protein A purified.
Purified mouse IgG2aκ in buffer containing PBS without preservatives.

저장 및 안정성

Stable for 1 year at -20°C from date of receipt.

기타 정보

Concentration: Please refer to lot specific datasheet.

면책조항

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


시험 성적서(COA)

제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.

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문서 라이브러리 방문

Fan Xia et al.
Acta neuropathologica communications, 9(1), 51-51 (2021-03-26)
The retina, as the only visually accessible tissue in the central nervous system, has attracted significant attention for evaluating it as a biomarker for neurodegenerative diseases. Yet, most of studies focus on characterizing the loss of retinal ganglion cells (RGCs)
Yan Zhu et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 38(48), 10255-10270 (2018-10-17)
Brainstem locus ceruleus neurons (LCn) are among the first neurons across the lifespan to evidence tau pathology, and LCn are implicated in tau propagation throughout the cortices. Yet, events influencing LCn tau are poorly understood. Activated persistently across wakefulness, LCn
Urmi Sengupta et al.
Methods in molecular biology (Clifton, N.J.), 2754, 147-183 (2024-03-21)
Tau oligomers have been shown to be the main toxic tau species in several neurodegenerative disorders. To study tau oligomers, we have developed reagents and established methods for the reliable preparation, isolation, and detection of tau oligomers as well as
Urmi Sengupta et al.
Annals of clinical and translational neurology, 4(4), 226-235 (2017-04-07)
With an increasing incidence of Alzheimer's disease (AD) and neurodegenerative tauopathies, there is an urgent need to develop reliable biomarkers for the diagnosis and monitoring of the disease, such as the recently discovered toxic tau oligomers. Here, we aimed to
Fang Du et al.
Brain : a journal of neurology, 146(10), 4378-4394 (2023-04-19)
Prolonged exposure to glucocorticoids, the main stress hormones, damages the brain and is a risk factor for depression and Alzheimer's disease. Two major drivers of glucocorticoid-related neurotoxicity are mitochondrial dysfunction and Tau pathology; however, the molecular/cellular mechanisms precipitating these events

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