| Code | CSB-RA214807A0HU |
| Size | US$210 |
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| Application | Recommended Dilution |
|---|---|
| IHC | 1:50-1:200 |
TP53, commonly known as p53, stands as one of the most extensively studied proteins in cancer biology, functioning as a critical tumor suppressor that orchestrates cellular responses to DNA damage, oncogenic stress, and metabolic dysfunction. Often called the "guardian of the genome," p53 regulates cell cycle arrest, apoptosis, and senescence, with mutations in this gene occurring in approximately half of all human cancers. This antibody specifically targets the acetylated lysine 370 residue of human p53, a post-translational modification that plays an important role in modulating p53 transcriptional activity and protein stability.
As a recombinant monoclonal antibody produced from a defined sequence, this reagent delivers the lot-to-lot consistency essential for longitudinal studies and reproducible experimental outcomes. The rabbit IgG format, generated against a synthetic peptide encompassing the acetyl K370 site, provides the specificity researchers need when investigating this particular regulatory modification rather than total p53 protein levels.
Validation in immunohistochemistry demonstrates reliable nuclear staining in paraffin-embedded human breast cancer tissue at dilutions ranging from 1:50 to 1:200, with optimized protocols using citrate buffer antigen retrieval and standard polymer-HRP detection. This tissue-based validation confirms the antibody's utility for examining p53 acetylation status in clinical specimens and tumor samples where understanding p53 regulatory dynamics may inform disease mechanisms.
Researchers investigating epigenetic regulation of tumor suppressor function, cancer signaling pathways, or the interplay between post-translational modifications and p53 activity will find this antibody a valuable tool for immunohistochemical analysis of human tissues.
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