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安全性情報

A9669

Sigma-Aldrich

抗ヒトIgA (α-鎖特異的)−アルカリフォスファターゼ ヤギ宿主抗体

affinity isolated antibody, buffered aqueous solution

別名:

Goat Anti-Human IgA (α-chain specific)−AP

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About This Item

MDL番号:
UNSPSCコード:
12352203
NACRES:
NA.46

由来生物

goat

品質水準

結合体

alkaline phosphatase conjugate

抗体製品の状態

affinity isolated antibody

抗体製品タイプ

secondary antibodies

クローン

polyclonal

フォーム

buffered aqueous solution

テクニック

direct ELISA: 1:35,000
dot blot: 1:30,000
immunohistochemistry (formalin-fixed, paraffin-embedded sections): 1:100

輸送温度

wet ice

保管温度

2-8°C

ターゲットの翻訳後修飾

unmodified

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詳細

Immunoglobulin A (IgA) is the most abundant antibody isotype produced in humans. IgAs are heterogeneous and exist as two IgA subtypes. It has the ability to form multimers by interacting with the joining (J) chain.It is present in large quantities in blood. IgA antibodies protect mucosal surfaces against invading pathogens.
Specificity of the Alkaline Phosphatase Conjugated Anti-Human IgA is determined by Enzyme Linked Immunosorbent Assay (ELISA). Identity and purity of the antibody is established by immunoelectrophoresis (IEP) prior to conjugation. Electrophoresis of the antibody preparation followed by diffusion versus anti-goat IgG and anti-goat whole serum results in single arcs of precipitation.

特異性

The conjugate is specific for human IgG. No cross-reaction with Mouse and Rat IgG.

免疫原

Purified human IgA

アプリケーション

Anti-Human IgA (α-chain specific) Alkaline Phosphatase antibody produced in goat has been used in quantitative sandwich enzyme-linked immunosorbent assay (ELISA) and immunoassays.
Human milk samples were analyzed for the presence of IgA antibodies specific to certain antigens of H. pylori by western blot using alkaline-phosphate-conjugated goat anti-human IgA antibody.
Milk samples from 10 mothers were probed for bound milk IgA by western blot using alkaline-phosphatase goat anti-human IgA antibody.Elisa Assays were performed using alkaline phosphatase conjugated gaot anti-human IgA chain specific antibody (1:1000) to detect IgA immunoglobulins in serum and seminal plasma samples from infertile men.
The product may also be used for dot blot (1:30,000) and immunohistochemistry (at 1:100 dilutions, using formalin-fixed, paraffin-embedded sections).

生物化学的/生理学的作用

IgA is a secretory glycoprotein antibody that regulates the physiological balance between commensal intestinal bacteria and the defenses of the host immune system. It is the highest generated antibody isotype. IgAs are mainly secreted in the intestinal mucosa and prevent the commensal microorganisms from invading the intestines
Immunoglobulin A (IgA) antibody is a secretory antibody present abundantly in mucous linings of gastrointestinal, respiratory and genitourinary tracts, tears and saliva. Thus, secretory IgA contributes to the humoral defense mechanism against the pathogens on mucosal surfaces.

物理的形状

0.05 M Tris溶液(pH 8.0, 1% BSA, 1 mM MgCl2 , 15 mMアジ化ナトリウム含有)。

保管および安定性

Store at 0-5°C. Do Not Freeze.

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

10 - 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

A9669-.5ML:
A9669-.25ML:
A9669-BULK:
A9669-VAR:
A9669-1ML:


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文書ライブラリにアクセスする

Julian E Thomas et al.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 39(8), 1155-1160 (2004-10-16)
Immunoglobulin A (IgA) in maternal milk may protect Gambian infants from early Helicobacter pylori colonization. This study sought evidence that this protection could be due to specific IgA antibodies. Sixty-five infants were screened from 12 weeks of age with [13C]-urea
Luka Mesin et al.
Journal of immunology (Baltimore, Md. : 1950), 187(6), 2867-2874 (2011-08-16)
To understand the biology of Ab-secreting cells in the human small intestine, we examined Ab production of intestinal biopsies kept in culture. We found sustained IgA and IgM secretion as well as viable IgA- or IgM-secreting cells after >4 wk
Mucosal immunity and vaccines
Holmgren J and Czerkinsky C
Nature Medicine, 11(4s), S45-S45 (2005)
Elena Mitsi et al.
The Journal of clinical investigation, 132(7) (2022-02-10)
BackgroundAlthough recent epidemiological data suggest that pneumococci may contribute to the risk of SARS-CoV-2 disease, cases of coinfection with Streptococcus pneumoniae in patients with coronavirus disease 2019 (COVID-19) during hospitalization have been reported infrequently. This apparent contradiction may be explained
Esha Oommen et al.
Clinical and experimental rheumatology, 35 Suppl 103(1), 98-101 (2017-03-11)
To determine the prevalence of anti-myeloperoxidase (MPO) antibodies of IgA (IgA anti-MPO) isotype in patients with eosinophilic granulomatosis with polyangiitis (EGPA), and the association of the IgA antibodies with IgG anti-MPO and with disease activity. Serum samples from patients with

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