Abcam, ab309258, Human Glutathione Peroxidase 4 Antibody Pair - BSA and Azide free

Size: 10 x 96Tests
Human Glutathione Peroxidase 4 Antibody Pair - BSA and Azide free is a kit containing recombinant capture and detector antibodies in a carrier-free formulation for the measurement of Human Glutathione Peroxidase 4.
Key facts
Reacts with:Human,
Assay type:ELISA set,
Range:39.1 - 2500 pg/mL,
Assay Platform:Reagents

Product details:
Human Glutathione Peroxidase 4 Antibody Pair - BSA and Azide free (ab309258) is a matched pair of unconjugated
recombinant rabbit monoclonal
capture and detection antibodies used to quantify human Glutathione Peroxidase 4 in sandwich ELISAs and many other pair-based applications.
Patented technology
Our RabMAb
technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to
RabMAb® patents
Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with <1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.
The pair can be used in variety of assays and platforms including but not limited to:
Sandwich ELISA
FRET/TR-FRET/HTRF
Meso Scale Discovery
Bead-based assays
AlphaLISA
/AlphaScreen
DELFIA
immunoassays
and Single Molecule Counting (SMC™) immunoassays
Multiplex
Our antibody pairs are supplied in a carrier-free format that is conjugation-ready:
Buffer free of BSA, sodium azide, and glycerol for higher conjugation efficiency.
Concentration of ~1 mg/ml as measured by the protein A280 method.
We can label antibodies for you: get in touch today to discuss how we can help accelerate your assay development with custom conjugation services.
Pairs are screened in biological samples, including plasma and serum, to ensure specificity in complex samples.
Please note:
The recommended antibody orientation is based on internal optimization in sandwich ELISA. Antibody orientation is assay dependent and needs to be optimized for each assay type.
The range provided for this antibody pair is based on initial sandwich ELISA validation data using recombinant protein. Performance and range of the antibody pair will depend on the specific characteristics of your assay, including standard protein selection.
We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibodies in other assays.
Antibody properties:
Capture antibody:
recombinant rabbit monoclonal (unconjugated) – 100 µg
Detector antibody:
recombinant rabbit monoclonal (unconjugated) - 100 µg
Concentration
: ~1 mg/ml
Storage buffer:
100% PBS
Liquid
Isotype:
Recombinant monoclonal antibodies offer several advantages including:
- High batch-to-batch consistency and reproducibility
- Improved sensitivity and specificity
- Long-term security of supply
- Animal-free production
Meso Scale Discovery and MSD are registered trademarks of Meso Scale Diagnostics, LLC.
AlphaLISA, AlphaScreen, and DELFIA are registered trademarks of PerkinElmer, Inc.
Simoa is a registered trademark of Quanterix, Inc.
SMC is a registered trademark of Merck KGaA, Darmstadt, Germany.

Properties and Storage Information:
Shipped at conditions-Blue Ice, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions-+4°C, Storage information-+4°C

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
Glutathione Peroxidase 4 (GPX4) also known as PHGPx acts as an important enzyme in protecting cells from oxidative damage by reducing lipid hydroperoxides to their alcohols and free hydrogen peroxide to water. It has a mass of approximately 20 kDa. GPX4 is widely expressed in various tissues including the brain testis kidney and liver underlining its significance in different physiological processes. GPX4 is essential in cellular anti-oxidant defense making it a potential marker in studies using GPX4 western blot techniques.
Biological function summary
GPX4 plays an important role in protecting cellular membranes from lipid peroxidation by acting alone which differentiates it from other glutathione peroxidases that work in a complex. It is necessary for the production of glutathione products and helps maintain redox homeostasis by converting glutathione peroxides. This action prevents cell death pathways linked to oxidative stress and ensures cellular integrity particularly in sensitive tissues like the brain and reproductive organs.
Pathways
GPX4 integrates into important cellular antioxidant pathways. Specifically it functions within the glutathione metabolic pathway collaborating with related proteins like glutathione synthetase and glutathione reductase. GPX4 is also involved in ferroptosis regulation a cell death pathway critically linked to glutathione levels. It helps balance redox-sensitive signaling and metabolic activities demonstrating synergy with other antioxidant enzymes in the cellular response to oxidative stress.
Research connects GPX4 deficiency to neurological disorders and cancer. Its important antioxidative activity makes it significant in preventing neurodegenerative diseases such as Alzheimer's where it interacts with proteins like PINK1. GPX4 also shows relevance in cancer as its altered expression may increase vulnerability to cell death suggesting its potential role in chemotherapy resistance and therapy development.