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G4913

Sigma-Aldrich

Anti-Glutamic Acid Decarboxylase 65 (514-530) antibody produced in rabbit

IgG fraction of antiserum, buffered aqueous solution

Synonym(s):

Anti-GAD 65

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.43

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

IgG fraction of antiserum

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

species reactivity

mouse, pig, human, rat

technique(s)

immunohistochemistry (formalin-fixed, paraffin-embedded sections): 1:500 using tissue sections of rat pancreas
microarray: suitable
western blot: 1:4,000 using rat brain extract

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... GAD2(2572)
mouse ... Gad2(14417)
rat ... Gad2(24380)

General description

GAD is predominantly expressed in the central nervous system (CNS) and pancreatic islets. It is also expressed in testis, oviduct and ovary. GAD exists in two isofoms, GAD 65 and GAD 67. GAD65 is an ampiphilic, membrane-anchored protein, (585 amino acid residues) and is encoded on human chromosome 10.

Specificity

Reacts specifically with GAD 65 (65 kDa) from brain.

Immunogen

synthetic peptide corresponding to the C-terminal region of human GAD 65 (amino acids 514-530). The sequence is identical in mouse GAD 65 and highly conserved in rat and pig GAD 65 but not found in GAD 67.

Application

Anti-Glutamic Acid Decarboxylase 65 antibody produced in rabbit is suitable as a primary antibody for the determination of expression of GAD 65 isoform in putative P boutons in rat and mouse at a working dilution of 1:5000 and in lysates prepared from rat testis at different developmental ages and rat cerebellum by immunoblotting.
It is also suitable for immunohistochemistry at a working dilution of 1:500 using formalin-fixed, paraffin-embedded sections of rat pancreas and for microarray.

Biochem/physiol Actions

Glutamic Acid Decarboxylase (GAD) catalyzes the conversion of L-glutamate to γ-aminobutyric acid (GABA), the principal inhibitory neurotransmitter in the brain, and a putative paracrine signal molecule in pancreatic islets. It has been identified as an autoantigen in insulin-dependent diabetes mellitus (IDDM) and stiff-man syndrome (SMS) and may serve as a marker in the early stages of IDDM. GAD 65 synthesizes transmitter GABA for vesicular release.

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

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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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D I Hughes et al.
Proceedings of the National Academy of Sciences of the United States of America, 102(25), 9038-9043 (2005-06-11)
Presynaptic inhibition of primary muscle spindle (group Ia) afferent terminals in motor nuclei of the spinal cord plays an important role in regulating motor output and is produced by a population of GABAergic axon terminals known as P boutons. Despite
N J Tillakaratne et al.
Journal of neurochemistry, 58(2), 618-627 (1992-02-01)
gamma-Aminobutyric acid (GABA) and its synthetic enzyme, glutamate decarboxylase (GAD), are not limited to the nervous system but are also found in nonneural tissues. The mammalian brain contains at least two forms of GAD (GAD67 and GAD65), which differ from
M G Erlander et al.
Neurochemical research, 16(3), 215-226 (1991-03-01)
Studies of the GABA-synthetic enzyme glutamate decarboxylase (glutamic acid decarboxylase; GAD; E.C.4.1.1.15) began in 1951 with the work of Roberts and his colleagues. Since then, many investigators have demonstrated the structural and functional heterogeneity of brain GAD. At least part
Haixiong Liu et al.
Acta biochimica et biophysica Sinica, 41(7), 545-553 (2009-07-07)
Glutamate decarboxylase 65 (GAD65) produces gamma-aminobutyric acid, the main inhibitory neurotransmitter in adult mammalian brain. Previous experiments, performed in brain, showed that GAD65 gene possesses two TATA-less promoters, although the significance is unknown. Here, by rapid amplification of cDNA ends
M Solimena et al.
Trends in neurosciences, 14(10), 452-457 (1991-10-01)
Stiff-Man syndrome (SMS) is a disorder of the CNS, characterized by rigidity of the body musculature, which has been hypothesized to result from an impairment of GABAergic neurotransmission. GABA is the main inhibitory neurotransmitter of the brain. It is also

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