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Key Documents

223A-1

Sigma-Aldrich

A-1-Antitrypsin Rabbit Polyclonal Antibody

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About This Item

Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Niveau de qualité

100
500

Conjugué

unconjugated

Forme d'anticorps

Ig fraction of antiserum

Type de produit anticorps

primary antibodies

Clone

polyclonal

Description

For In Vitro Diagnostic Use in Select Regions (See Chart)

Forme

buffered aqueous solution

Espèces réactives

human

Conditionnement

vial of 0.1 mL concentrate (223A-14)
vial of 0.5 mL concentrate (223A-15)
bottle of 1.0 mL predilute (223A-17)
vial of 1.0 mL concentrate (223A-16)
bottle of 7.0 mL predilute (223A-18)

Fabricant/nom de marque

Cell Marque

Technique(s)

immunohistochemistry (formalin-fixed, paraffin-embedded sections): 1:500-1:2000

Contrôle

tonsil

Conditions d'expédition

wet ice

Température de stockage

2-8°C

Visualisation

cytoplasmic

Description générale

Alpha-1-Antitrypsin is a protease inhibitor from the serpin superfamily, which inhibits a number of protease enzymes from inflammatory cells. It is an acute-phase plasma protein predominantly produced in hepatocytes, although it is also made in enterocytes and some mononuclear white blood cells. Alpha-1-antitrypsin immunohistochemistry is used to detect the accumulation of alpha-1-antitrypsin in hepatic lesions and histiocytic tumors.
The immunohistochemical staining of Alpha-1-Antitrypsin is considered to be very useful in the study of inherited AAT deficiency, benign and malignant hepatic tumors, and yolk sac carcinomas. Positive staining for A-1-Antitrypsin may also be used in the detection of benign and malignant lesions of a histiocytic nature. The sensitivity and specificity of the results have made this antibody a useful tool in the screening of patients with cryptogenic cirrhosis or other forms of liver disease with portal fibrosis of uncertain etiology.

Qualité


IVD

IVD

IVD

RUO

Liaison

A-1-Antitrypsin Positive Control Slides , Product No. 223S, are available for immunohistochemistry (formalin-fixed, paraffin-embedded sections).

Forme physique

Solution in Tris Buffer, pH 7.3-7.7, with 1% BSA and <0.1% Sodium Azide

Notes préparatoires

Download the IFU specific to your product lot and formatNote: This requires a keycode which can be found on your packaging or product label.

Autres remarques

For Technical Service please contact: 800-665-7284 or email: service@cellmarque.com

Informations légales

Cell Marque is a trademark of Merck KGaA, Darmstadt, Germany

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Consulter la Bibliothèque de documents

B Lindmark et al.
Histopathology, 16(3), 221-225 (1990-03-01)
We present a case of chronic liver disease with selective and exclusive hepatocyte endoplasmic reticulum storage of alpha 1-antichymotrypsin in the form of granules, detected by specific immunohistochemistry at the light microscopy level and corresponding to material found in dilated
H Takahashi et al.
Acta pathologica japonica, 40(9), 655-664 (1990-09-01)
Fifty-four adenoid cystic carcinomas (ACC) arising in major and minor salivary glands as well as in normal salivary glands were studied by immunohistochemistry for the presence of vimentin, neuron-specific enolase (NSE), alpha 1-antichymotrypsin (alpha 1-ACT) and alpha 1-antitrypsin (alpha 1-AT).
Jun Nishio et al.
Human pathology, 34(3), 246-252 (2003-04-04)
Undifferentiated (embryonal) sarcoma of the liver (UESL) is a rare pediatric liver malignancy that is extremely uncommon in middle-aged individuals. We studied 2 cases of UESL in middle-aged adults (1 case in a 49-year-old woman and the other in a
Immunohistochemistry of liver in alpha1-antitrypsin deficiency. A comparative study.
P E Palmer et al.
American journal of clinical pathology, 62(3), 350-354 (1974-09-01)
I Reintoft et al.
Human pathology, 10(4), 419-424 (1979-07-01)
In 10 of 56 patients with primary liver carcinoma the nontumorous hepatocytes contained diastase resistant, periodic acid-Schiff positive and alpha-1-antitrypsin positive (immunoperoxidase technique) globules. This is a frequency of 18 per cent among patients with liver carcinoma against 6 per

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