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Key Documents

安全性情報

MABN388

Sigma-Aldrich

Anti-phospho Tau (Thr181), clone 1E7 Antibody

clone 1E7, from mouse, purified by affinity chromatography

別名:

Microtubule-associated protein tau, Neurofibrillary tangle protein, Paired helical filament-tau, F-tau

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About This Item

UNSPSCコード:
12352203
eCl@ss:
32160702
NACRES:
NA.41

由来生物

mouse

品質水準

抗体製品の状態

affinity isolated antibody

抗体製品タイプ

primary antibodies

クローン

1E7, monoclonal

精製方法

affinity chromatography

化学種の反応性

mouse

化学種の反応性(ホモロジーによる予測)

human (based on 100% sequence homology)

テクニック

western blot: suitable

NCBIアクセッション番号

UniProtアクセッション番号

輸送温度

wet ice

ターゲットの翻訳後修飾

phosphorylation (pThr181)

遺伝子情報

human ... MAPT(4137)

詳細

The protein named Tau, or more completely microtubule-associated protein tau, and when associated with disease, neurofibrillary tangle protein, or paired helical filament tau (PHF-tau) and encoded by the human gene MAPT/MAPTL/MTBT1/TAU is an important protein involved in microtubule synthesis and stabilization. The protein is expressed in neurons and it plays a critical role in linking microtubules to the plasma membrane and in microtubule transport and signaling. Tau’s expression is largely confined to the cytosol and axons in neurons and is often highly phosphorylated particularly during cytokinesis in developing neurons and under neurological disease states such as Alzheimer’s. Phosphorylation causes detachment from microtubules and their destabilization. Phosphorylated Tau at Threonine 181, or Tau phsopho-Thr-181, is a phosphorylated form of Tau that is often associated with neuropathological disease. Its levels in CSF increase with age and phosphorylated Tau Thr181 is one of the many biomarkers used to track neurological disease progression.

LRRK2 phosphorylates Tau at Thr181, which only occurs when tubulin is associated with Tau otherwise there is no LRRK2-Tau interaction and subsequentTau phosphorylation. The LRRK2 mutant, G2019S, that shows higher PD causes elevated phosphorylation at 181 suggesting a link between the phosphorylation at this site and PD.

免疫原

Epitope: Phosphorylated Thr181
Linear peptide corresponding to human Tau phosphorylated at Thr181.

アプリケーション

Research Category
ニューロサイエンス
Research Sub Category
神経変性疾患
Anti-phospho Tau (Thr181) antibody, clone 1E7 is an antibody against phospho Tau (Thr181) for use in western blotting.
Western Blotting Analysis: A representative lot from an independent laboratory detected phospho Tau (Thr181) in SH-SY5Y cell lysate (Kawakami, F., et al. (2012). PLoS One 7(1):e30834.).

品質

Evaluated by Western Blotting in wild type and P301L transgenic mouse brain tissue lysate.

Western Blotting Analysis: 1.4 µg/mL of this antibody detected phospho Tau (Thr181) in P301L transgenic mouse brain tissue lysate, and not in wild type mouse brain tissue lysate.

ターゲットの説明

~50 kDa observed. 301L transgene mice have human 0N4R isoform of TAU (383 amino acids). In SDS-PAGE, it is found as band of ~ 50 kDa Another band of ~ 25 kDa seen could be proteolysis product of phospho Tau (Thr181) (Kawakami, F., et al. (2012). PLoS One 7(1):e30834.). Uncharacterized band(s) may be observed in some cell lysates.

物理的形状

Affinity purified
Purified mouse monoclonal in buffer containing PBS without preservatives.

保管および安定性

Stable for 1 year at -20°C from date of receipt.
Handling Recommendations: Upon receipt and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

その他情報

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

免責事項

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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保管分類コード

12 - Non Combustible Liquids

WGK

WGK 2

引火点(°F)

Not applicable

引火点(℃)

Not applicable


適用法令

試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。

Jan Code

MABN388:


試験成績書(COA)

製品のロット番号・バッチ番号を入力して、試験成績書(COA) を検索できます。ロット番号・バッチ番号は、製品ラベルに「Lot」または「Batch」に続いて記載されています。

以前この製品を購入いただいたことがある場合

文書ライブラリで、最近購入した製品の文書を検索できます。

文書ライブラリにアクセスする

Lucia Buccarello et al.
Oncotarget, 8(47), 83038-83051 (2017-11-16)
Recently a range of ocular manifestations such as retinal and lens amyloid-beta accumulation and retinal nerve fiber layer loss have been proposed as potential biomarkers in Alzheimer disease (AD). The TgCRND8 mouse model of AD exhibits age-dependent amyloid β (Aβ)
Fumitaka Kawakami et al.
PloS one, 7(1), e30834-e30834 (2012-02-04)
Leucine-rich repeat kinase 2 (LRRK2), a large protein kinase containing multi-functional domains, has been identified as the causal molecule for autosomal-dominant Parkinson's disease (PD). In the present study, we demonstrated for the first time that (i) LRRK2 interacts with tau

ライフサイエンス、有機合成、材料科学、クロマトグラフィー、分析など、あらゆる分野の研究に経験のあるメンバーがおります。.

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