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C0979

Sigma-Aldrich

Anti-Catalase antibody ,Mouse monoclonal

clone CAT-505, purified from hybridoma cell culture

Synonym(s):

Anti-CAT

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

conjugate

unconjugated

antibody form

purified from hybridoma cell culture

antibody product type

primary antibodies

clone

CAT-505, monoclonal

form

buffered aqueous solution

mol wt

antigen 60 kDa

species reactivity

human, mouse, bovine, rat

concentration

~2 mg/mL

technique(s)

immunocytochemistry: suitable
immunohistochemistry: suitable
indirect ELISA: suitable
microarray: suitable
western blot: 0.5-1 μg/mL using a whole extract of HepG2 cells

isotype

IgG1

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... CAT(847)
mouse ... Cat(12359)
rat ... Cat(24248)

Related Categories

General description

Catalase is one of the most efficient and common enzyme found in nearly all living organisms exposed to oxygen. It is a very important enzyme in protecting the cell from oxidative damage by reactive oxygen species (ROS). In most mammalian cell types catalase is localized in peroxisomes which is a tertrameric haemin-enzyme consisting of 4 identical tetrahedrally arranged subunits of 60kDa. It contains four ferriprotoporphyrin groups per molecule having a molecular mass of 240kDa.

Immunogen

human erythrocyte catalase

Application

Applications in which this antibody has been used successfully, and the associated peer-reviewed papers, are given below.
Western Blotting (5 papers)
Monoclonal Anti-Catalase antibody produced in mouse is suitable for the following:
  • Immunocytochemistry
  • Immunohistochemistry
  • Indirect ELISA
  • Microarray
  • Western blotting at a concentration of 0.5-1μg/mL using whole extract of HepG2 cells
  • Immunofluorescence

Biochem/physiol Actions

Catalase reacts with hydrogen peroxide, a reactive oxygen species, activating its decomposition into water and molecular oxygen and it reacts with hydrogen donors. It functions as a natural anti-oxidant, protecting cells against oxidative damage of proteins, lipids and nucleic acids. Catalase also plays a role in gene expression and apoptosis. Antioxidants have been identified in association with a variety of diverse cellular functions including growth control, proliferation, differentiation, immune response, tumor promotion, apoptosis and activation of viruses.

Physical form

Solution in 0.01 M phosphate buffered saline, pH7.4, containing 15 mM sodium azide

Preparation Note

Purified from culture supernatant of hybridoma cells grown in a bioreactor.

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

12 - Non Combustible Liquids

WGK

nwg

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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Kisuk Min et al.
Skeletal muscle, 7(1), 21-21 (2017-10-20)
The mitogen-activated protein kinases (MAPKs) have been shown to be involved in regulating myofiber survival. In skeletal muscle, p38 MAPK and JNK are negatively regulated by MAPK phosphatase-5 (MKP-5). During muscle regeneration, MKP-5 is downregulated, thereby promoting p38 MAPK/JNK signaling
The curious case of peroxiredoxin-5: what its absence in aves can tell us and how it can be used
Pirson M, et al.
BMC Evolutionary Biology, 18(1), 18-18 (2018)
P Chelikani et al.
Cellular and molecular life sciences : CMLS, 61(2), 192-208 (2004-01-28)
More than 300 catalase sequences are now available, divided among monofunctional catalases (> 225), bifunctional catalase-peroxidases (> 50) and manganese-containing catalases (> 25). When combined with the recent appearance of crystal structures from at least two representatives from each of
S Lapointe et al.
Biology of reproduction, 58(3), 747-753 (1998-03-25)
Hydrogen peroxide (H2O2) is a reactive oxygen species that at low concentration is toxic to sperm. H2O2 inhibits not only sperm viability but also the acrosome reaction, sperm-egg binding, and oocyte penetration. Catalase activates the decomposition of H2O2 into water
E C Kaal et al.
Journal of neuroscience research, 54(6), 778-786 (1998-12-18)
Evidence is growing that reactive oxygen species (ROS), by-products of (normal) cellular aerobic metabolism, are involved in the pathogenesis of neurodegenerative diseases. One of these diseases is amyotrophic lateral sclerosis (ALS), in which motoneurons die, leading to paralysis and death.

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