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F4512

Sigma-Aldrich

Anti-Human IgG (whole molecule)−FITC antibody produced in rabbit

IgG fraction of antiserum, buffered aqueous solution

Synonym(s):

Rabbit Anti-Human IgG (whole molecule)−Fluorescein isothiocyanate

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.46

biological source

rabbit

Quality Level

conjugate

FITC conjugate

antibody form

IgG fraction of antiserum

antibody product type

secondary antibodies

clone

polyclonal

form

buffered aqueous solution

storage condition

protect from light

technique(s)

immunofluorescence: 1:64-1:128 using Hep2 cells

storage temp.

−20°C

target post-translational modification

unmodified

General description

IgG antibody plays a crucial role in humoral immune responses such as complement activation, phagocytosis, placental transport and cell surface-receptor binding. FITC (fluorescein isothiocyanate), a fluorochrome dye conjugation is useful in localization of antigen-antibody interaction of biological structures like cells or tissues. Anti-Human IgG (whole molecule) −FITC antibody diluted 1:100 in wash buffer is used in flow cytometry to analyze antibody affinity and virus binding. This antibody can also be used in indirect immunofluorescence antibody test. FITC labeled anti-human IgG antibody reacts specifically with human.
IgG antibody subtype is the most abundant serum immunoglobulins of the immune system. It is secreted by B cells and is found in blood and extracellular fluids and provides protection from infections caused by bacteria, fungi and viruses. Maternal IgG is transferred to fetus through the placenta that is vital for immune defence of the neonate against infections. Anti-Human IgG (whole molecule)−FITC antibody is specific for human IgG. Rabbit Anti-Human IgG is conjugated to crystalline fluorescein isothiocyanate (FITC) in an alkaline reaction and then further purified to remove free FITC.

Immunogen

IgG from pooled normal human serum

Application

Anti-Human IgG (whole molecule) −FITC antibody may be used as secondary antibody in indirect immunofluorescence and is also used in flow cytometry .
Applications in which this antibody has been used successfully, and the associated peer-reviewed papers, are given below.
Immunofluorescence (1 paper)
The antibody may be used for immunofluorescent staining of human peripheral blood lymphocytes at a working dilution of 1:64. A minimum working dilution of 1:64 was used on acetone fixed mouse liver cells and anti-nuclear antibody positive serum as the primary antibody. For flow cytometry to label NIH3T3 cells, the antibody was used at a working dilution of 1:100. The antibody was also used in ELISA using human sera.

Physical form

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

Disclaimer

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

10 - Combustible liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Florian Märkl et al.
Nature communications, 15(1), 993-993 (2024-02-03)
The concept of precision cell therapy targeting tumor-specific mutations is appealing but requires surface-exposed neoepitopes, which is a rarity in cancer. B cell receptors (BCR) of mature lymphoid malignancies are exceptional in that they harbor tumor-specific-stereotyped sequences in the form
Cherry C Chen et al.
Biomaterials, 32(27), 6579-6587 (2011-06-21)
Complement fixation to surface-conjugated ligands plays a critical role in determining the fate of targeted colloidal particles after intravenous injection. In the present study, we examined the immunogenicity of targeted microbubbles with various surface architectures and ligand surface densities using
Detection of Infectious Rotaviruses by Flow Cytometry .
Albert Bosch, Rosa M. Pinto
Springer Semin. Immunopath., 268(2), 61-68 (2004)
Wu Ou et al.
Journal of virology, 80(5), 2539-2547 (2006-02-14)
The membrane-proximal region of the human immunodeficiency virus type 1 (HIV-1) transmembrane protein (TM) is critical for envelope (Env)-mediated membrane fusion and contains the target for broadly reactive neutralizing antibody 2F5. It has been proposed that 2F5 neutralization might involve
Bahador Sarkari et al.
Interdisciplinary perspectives on infectious diseases, 2014, 505134-505134 (2014-09-02)
Serological assays have been extensively evaluated for diagnosis of visceral leishmaniasis (VL) and considered as a routine method for diagnosis of VL while these methods are not properly evaluated for diagnosis of cutaneous leishmaniasis (CL). This study aimed to assess

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