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Merck

G9269

Sigma-Aldrich

Anti-Glial Fibrillary Acidic Protein antibody produced in rabbit

IgG fraction of antiserum, buffered aqueous solution

Sinónimos:

GFAP Antibody Sigma - Anti-Glial Fibrillary Acidic Protein antibody produced in rabbit, Gfap Antibody Sigma, Anti-GFAP

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About This Item

Número MDL:
Código UNSPSC:
12352203
NACRES:
NA.41

origen biológico

rabbit

Nivel de calidad

conjugado

unconjugated

forma del anticuerpo

IgG fraction of antiserum

tipo de anticuerpo

primary antibodies

clon

polyclonal

formulario

buffered aqueous solution

reactividad de especies

rat, human

envase

antibody small pack of 25 μL

técnicas

immunohistochemistry (formalin-fixed, paraffin-embedded sections): 1:80 using brain sections
microarray: suitable
western blot: 1:500 using brain extract

Nº de acceso UniProt

Condiciones de envío

dry ice

temp. de almacenamiento

−20°C

modificación del objetivo postraduccional

unmodified

Información sobre el gen

human ... GFAP(2670)
rat ... Gfap(24387)

Descripción general

The GFAP (glial fibrillary acidic protein) gene encodes an intermediate protein filament-III (50kDa). It is localized particularly to the astrocytes and non-myelinating Schwann cells of the central and peripheral nervous system, respectively.

Especificidad

The product reacts specifically with GFAP and labels astrocytes, glial cells and glial cell derived tumors in immunohistochemical staining. The antibody reacts with glial specific antigen in alcohol or formalin-fixed, paraffin-embedded human or animal tissue sections.

Inmunógeno

GFAP from human brain

Aplicación

Anti-Glial Fibrillary Acidic Protein antibody produced in rabbit is suitable for:
  • immunohistochemical staining at a working dilution of 1:400 using rat brain sections
  • immunohistochemical staining of human brain tumor tissue specimens to identify the cells expressing AQP4 (Aquaporin-4)
  • immunofluorescence using brain section from mice
The antibody is suitable for immunohistochemistry at a working dilution of 1:80 using alcohol- and formalin-fixed, paraffin-embedded sections of human or animal brain tissue. It is also suitable for indirect immunoblotting at a working dilution of 1:500 using human brain extract blot and microarray.

Acciones bioquímicas o fisiológicas

Glial fibrillary acidic protein may be used as a marker for distinguishing astrocytes from other glial cells during development of the central nervous system. GFAP is responsible for maintaining the structure of glial cells. It also offers mechanical strength and support to the surrounding neurons and blood brain barrier. Defects in this gene causes Alexander disease, indicated by Rosenthal fibers deposition. It is a rare disorder of astrocytes in the central nervous system. Increased GFAP expression indicates astrogliosis, a sign of neurodegeneration and neuroinflammation.

Forma física

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

Almacenamiento y estabilidad

Store at 2-8 °C up to one month. For extended storage, solution may be frozen in working aliquots. Repeated freezing and thawing, or storage in "frost-free" freezers, is not recommended. If slight turbidity occurs upon prolonged storage, clarify by centrifugation before use.

Cláusula de descargo de responsabilidad

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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Código de clase de almacenamiento

12 - Non Combustible Liquids

Clase de riesgo para el agua (WGK)

WGK 2

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Alberto Serrano-Pozo et al.
Brain : a journal of neurology, 133(Pt 5), 1312-1327 (2010-04-03)
Anti-amyloid-beta immunization leads to amyloid clearance in patients with Alzheimer's disease, but the effect of vaccination on amyloid-beta-induced neuronal pathology has not been quantitatively examined. The objectives of this study were to address the effects of anti-amyloid-beta active immunization on
Glial fibrillary acidic protein: from intermediate filament assembly and gliosis to neurobiomarker
Yang Z and Wang K K
Trends in Neurosciences, 38(6), 364-374 (2015)
Induction of glial fibrillary acidic protein expression in astrocytes by nitric oxide
Brahmachari S, et al.
The Journal of Neuroscience, 26(18), 4930-4939 (2006)
S Saadoun et al.
Journal of neurology, neurosurgery, and psychiatry, 72(2), 262-265 (2002-01-18)
Aquaporin-4 (AQP4) is a highly conserved water channel protein. In rats, AQP4 is expressed in astrocyte foot processes and is important in brain water homeostasis. AQP4 expression has not been investigated in non-neoplastic human brain or oedematous brain tumours, where
Dana M Niedowicz et al.
Acta neuropathologica communications, 2, 64-64 (2014-06-12)
Mid-life obesity and type 2 diabetes mellitus (T2DM) confer a modest, increased risk for Alzheimer's disease (AD), though the underlying mechanisms are unknown. We have created a novel mouse model that recapitulates features of T2DM and AD by crossing morbidly

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