At1g80170 Antibody

What is At1g80170 and what applications is its antibody suitable for?

At1g80170 is a gene from Arabidopsis thaliana with UniProt number Q94AJ5. The polyclonal antibody against this protein (CSB-PA850085XA01DOA-0.2) is primarily designed for plant research applications. Based on the product specifications, this antibody has been validated for the following applications:

The antibody is generated using recombinant Arabidopsis thaliana At1g80170 protein as the immunogen and is affinity-purified from rabbit hosts. This makes it particularly suitable for studying protein expression, localization, and function in plant systems .

What controls should be included when using the At1g80170 antibody?

When designing experiments with the At1g80170 antibody, proper controls are essential for result validation. The commercial antibody product includes:

• 200μg of antigens (to be used as positive control)

• 1ml of pre-immune serum (to be used as negative control)

• Rabbit polyclonal antibodies purified by Antigen Affinity

For methodologically sound experimental design, implement the following controls:

• Positive controls:

  • Use the provided antigen at a known concentration

  • Include wild-type Arabidopsis samples known to express At1g80170

• Negative controls:

  • Apply pre-immune serum to establish background levels

  • Test At1g80170 knockout/knockdown samples when available

  • Include secondary antibody-only controls

This approach mirrors established methods for antibody validation in research settings, similar to those used with other research antibodies .

What are the optimal storage conditions and handling protocols for the At1g80170 antibody?

To maintain antibody functionality and specificity, the At1g80170 antibody should be stored under the following conditions:

For optimal performance, follow these methodological guidelines:

• Aliquot the antibody upon receipt to minimize freeze-thaw cycles

• When retrieving from storage, thaw the antibody on ice

• Centrifuge briefly before opening to collect solution at the bottom of the vial

• Follow similar handling procedures to those established for other research-grade antibodies

Proper storage significantly impacts experimental reproducibility, as antibody deterioration can lead to decreased sensitivity and increased background .

How can I validate the specificity of the At1g80170 antibody?

Antibody specificity validation is crucial for ensuring reliable results. Implement the following methodological approach:

• Western blot analysis:

  • Confirm detection of a band at the expected molecular weight

  • Compare wild-type and At1g80170 knockout samples

  • Perform peptide competition assays by pre-incubating with excess immunizing antigen

• Cross-reactivity assessment:

  • Test the antibody against related Arabidopsis proteins

  • Evaluate potential cross-reactivity with proteins from other plant species

• Orthogonal detection methods:

  • Compare protein expression with mRNA levels using RT-qPCR

  • Utilize GFP-tagged At1g80170 to confirm localization patterns

This validation approach parallels methods used for other research antibodies in the field of plant biology, ensuring experimental rigor .

What are the best practices for optimizing At1g80170 antibody dilution in Western blot experiments?

Determining optimal antibody concentration is critical for obtaining clear, specific signals while minimizing background. Implement this methodological approach:

• Initial titration experiment:

  • Prepare dilution series (e.g., 1:500, 1:1000, 1:2000, 1:5000)

  • Use identical protein samples loaded in equal amounts

  • Process all blots simultaneously with identical protocols

• Optimization parameters to consider:

  • Blocking agent (BSA vs. non-fat milk)

  • Incubation time and temperature (2h at room temperature vs. overnight at 4°C)

  • Washing buffers and protocols

• Signal-to-noise evaluation:

  • Assess both signal intensity and background levels

  • Document optimal conditions for reproducibility

This approach to antibody optimization is consistent with established practices in immunoblotting techniques, similar to those used with other research antibodies .

How does the polyclonal At1g80170 antibody compare to potential monoclonal alternatives?

Understanding the characteristics of polyclonal vs. monoclonal antibodies informs appropriate selection for specific research applications:

For research applications:

• Western Blot applications:

  • Polyclonal antibodies often provide stronger signals due to recognition of multiple epitopes

  • Better tolerance to denaturing conditions in SDS-PAGE

  • May require more stringent blocking to control background

• ELISA applications:

  • Polyclonal antibodies can function well as both capture and detection antibodies

  • Recognition of multiple epitopes can increase sensitivity

This comparison follows similar principles to those discussed in antibody selection for other research applications .

What are the challenges in detecting low abundance At1g80170 protein in plant tissues?

Detecting low abundance proteins in plant tissues presents several challenges requiring specialized approaches:

• Plant-specific extraction challenges:

  • Cell wall interference with protein extraction

  • High levels of interfering compounds (phenolics, polysaccharides)

  • Abundance of RuBisCO and storage proteins masking signals

• Methodological solutions:

  • Implement tissue-specific or subcellular fractionation

  • Use specialized extraction buffers with chaotropic agents

  • Include multiple protease inhibitors to prevent degradation

  • Consider immunoprecipitation to concentrate the target protein

• Signal enhancement strategies:

  • Use high-sensitivity detection methods (e.g., enhanced chemiluminescence)

  • Optimize exposure times and imaging parameters

  • Consider signal amplification methods like tyramide signal amplification for immunohistochemistry

These methodological approaches are based on established practices in plant protein research and mirror techniques used for other low-abundance proteins .

How can I address potential post-translational modifications when using the At1g80170 antibody?

Post-translational modifications (PTMs) can affect antibody recognition and protein function. Consider these methodological approaches:

• PTM analysis considerations:

  • Phosphorylation, glycosylation, and other modifications may alter protein mobility on gels

  • Multiple bands on Western blots may indicate modified forms of At1g80170

  • PTMs can affect epitope accessibility and antibody binding

• Experimental approaches:

  • Compare samples treated with phosphatases or glycosidases

  • Use PTM-specific enrichment strategies before immunodetection

  • Consider employing PTM-specific antibodies in parallel (e.g., phospho-specific antibodies)

  • Verify PTMs using mass spectrometry approaches

• Controls for PTM studies:

  • Include samples with induced or inhibited modifications

  • Compare against recombinant protein without modifications

  • Use appropriate molecular weight markers that account for PTM-induced shifts

This approach parallels established methods for studying protein modifications in other research contexts .

What are the considerations for using At1g80170 antibody in different immunofluorescence applications?

While the product information specifically mentions ELISA and Western blot applications, polyclonal antibodies are often suitable for immunofluorescence with proper optimization. Consider these methodological approaches:

• Fixation and permeabilization optimization:

  • Test different fixatives (e.g., paraformaldehyde, methanol)

  • Optimize permeabilization protocols for plant tissues

  • Consider antigen retrieval methods if necessary

• Signal-to-noise optimization:

  • Implement extended blocking steps (1-2 hours)

  • Test different blocking agents (BSA, normal serum, casein)

  • Optimize primary antibody dilution and incubation time

  • Use highly cross-adsorbed secondary antibodies

• Controls for immunofluorescence:

  • Include secondary antibody-only controls

  • Test pre-immune serum at the same concentration

  • Use tissues from At1g80170 knockout plants if available

This approach follows similar principles to those used in immunofluorescence studies with other antibodies, as exemplified in the literature .

How can I incorporate the At1g80170 antibody into multi-omics research approaches?

Integrating antibody-based detection with other omics approaches provides comprehensive insights into protein function:

• Integrative methodological approaches:

  • Correlate protein expression (Western blot/ELISA) with transcriptomics data

  • Use the antibody for pulldown experiments followed by mass spectrometry

  • Combine with chromatin immunoprecipitation if At1g80170 has DNA-binding properties

• Multi-omics data integration:

  • Compare protein levels detected by the antibody with RNA-seq expression data

  • Correlate protein changes with metabolomic alterations

  • Integrate with phosphoproteomics or other PTM-omics approaches

• Computational analysis approaches:

  • Develop correlation networks between protein expression and other omics data

  • Implement machine learning methods to identify patterns across datasets

  • Use statistical models like those described in recent multi-objective antibody research

This multi-omics integration follows principles similar to those emerging in advanced antibody research applications, including computational modeling approaches for antibody binding .