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Merck
모든 사진(1)

주요 문서

ABN1703

Sigma-Aldrich

Anti-Tau, AEP-cleaved (N368) Antibody

serum, from rabbit

동의어(들):

Microtubule-associated protein tau, AEP-cleaved N368 fragment, Neurofibrillary tangle protein, AEP-cleaved N368 fragment, Paired helical filament-tau, AEP-cleaved N368 fragment, PHF-tau, AEP-cleaved N368 fragment, Tau, AEP-cleaved N368 fragment

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About This Item

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

생물학적 소스

rabbit

Quality Level

항체 형태

serum

항체 생산 유형

primary antibodies

클론

polyclonal

종 반응성

human

종 반응성(상동성에 의해 예측)

canine (based on 100% sequence homology), mouse (based on 100% sequence homology), rat (based on 100% sequence homology), monkey (based on 100% sequence homology), bovine (based on 100% sequence homology)

기술

western blot: suitable

NCBI 수납 번호

UniProt 수납 번호

배송 상태

dry ice

타겟 번역 후 변형

unmodified

유전자 정보

dog ... Mapt(480488)
human ... MAPT(4137)
mouse ... Mapt(17762) , Mapt(281296)
rat ... Mapt(29477)
rhesus monkey ... Mapt(574327)

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. Neurofibrillary tangles (NFTs), composed of truncated and hyperphosphorylated Tau, are a common feature of aging-related neurodegenerative diseases, including Alzheimer′s disease (AD). In addition to caspases-mediated cleavage at Asp421, Tau can also be cleaved at Asn255 and Asn368 by the lysosomal cysteine proteinase asparagine endopeptidase (AEP). AEP is upregulated in aged brain, as well as n human AD brain and tau P301S–transgenic mice with synaptic pathology and behavioral impairments. AEP-mediated tau cleavage abolishes tau microtubule assembly function, induces tau aggregation and triggers neurodegeneration. AEP knockout or functional blockage in tau P301S mice leads to a reduction of tau hyperphosphorylation, protection against memory loss, and a reduction in tau P301S–triggered pathological and behavioral defects.

특이성

Specifically recognizes AEP-generated Tau fragments with N368 as the c-termus. Does not react with full-length Tau or Tau fragments with other cleaved c-termus. Uniprot P10636 lists 9 human tau isoforms produced by alternative splicing. The N368 designation was originally assigned to this polyclonal antiserum based on Asp368 of isoform 8 (Tau-F, Tau-4), which is equivalent to N685 of isoform 1 (PNS-tau), N279 of isoform 2 (Fetal-tau), N243 of isoform 3 (Tau-A), N308 of isoform 4 (Tau-B), N337 of isoform 5 (Tau-C, Tau-3), N310 of isoform 6 (Tau-D), N339 of isoform 7 (Tau-E), and N703 of isoform 9 (Tau-G).

면역원

Epitope: C-terminus
KLH-conjugated linear peptide corresponding to the C-terminal end sequence of AEP-cleaved human Tau N-terminal fragment N368

애플리케이션

Research Category
Neuroscience
Research Sub Category
Developmental Signaling
This Anti-Tau, AEP-cleaved (N368) Antibody is validated for use in Western Blotting for the detection of AEP-cleaved Tau N-terminal fragment (N368).

품질

Evaluated by Western Blotting using purified Tau.

Western Blotting Analysis: A 1:100,000 dilution of this antiserum specifically detected 1 µg of purified aa 1-368 Tau fragment, but not the full-length Tau protein.

표적 설명

~45 kDa observed. Variable depending on the isoform and size of the target fragments.

물리적 형태

Rabbit polyclonal antiserum with 0.05% sodium azide.
Unpurified

저장 및 안정성

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.

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 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


시험 성적서(COA)

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문서 라이브러리 방문

Zhentao Zhang et al.
Nature medicine, 20(11), 1254-1262 (2014-10-20)
Neurofibrillary tangles (NFTs), composed of truncated and hyperphosphorylated tau, are a common feature of numerous aging-related neurodegenerative diseases, including Alzheimer's disease (AD). However, the molecular mechanisms mediating tau truncation and aggregation during aging remain elusive. Here we show that asparagine
Kerstin Schlegel et al.
Acta neuropathologica communications, 7(1), 177-177 (2019-11-15)
Intraneuronal insoluble inclusions made of Tau protein are neuropathological hallmarks of Alzheimer Disease (AD). Cleavage of Tau by legumain (LGMN) has been proposed to be crucial for aggregation of Tau into fibrils. However, it remains unclear if LGMN-cleaved Tau fragments

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