| Application | Recommended Dilution |
|---|---|
| WB | 1:1000-1:5000 |
| IHC | 1:20-1:200 |
| IF | 1:20-1:200 |
Histone H3.1, encoded by the HIST1H3A gene cluster, serves as a fundamental component of nucleosome structure and plays a central role in chromatin organization and epigenetic regulation. As a replication-dependent histone variant, H3.1 is incorporated into chromatin during S phase and carries post-translational modifications that influence gene expression, DNA repair, and cell cycle progression. Understanding H3.1 dynamics and modification states is essential for researchers investigating chromatin biology, cancer epigenetics, and transcriptional regulation.
This recombinant monoclonal antibody, clone 28H10, offers the reproducibility and consistency that epigenetics research demands. Produced using recombinant technology with a sequence-defined clone, it eliminates the lot-to-lot variability that can compromise longitudinal studies or multi-site collaborations. The mouse IgG2a isotype and affinity-purified format ensure reliable performance across experimental workflows.
Validation data demonstrates robust detection capabilities across multiple platforms. In western blot applications, the antibody detects HIST1H3A at the expected 16 kDa molecular weight in diverse human cell lines including MCF7, Jurkat, K562, and HepG2, confirming consistent recognition across different cellular contexts. Immunohistochemistry validation in paraffin-embedded human gastric cancer and salivary gland tissues shows clear nuclear staining patterns appropriate for histopathological studies. Immunofluorescence applications reveal distinct nuclear localization in both HepG2 and HeLa cells, enabling subcellular localization studies and co-localization experiments with chromatin-associated factors.
With confirmed cross-species reactivity for human and mouse samples, this antibody supports comparative studies and work with common model systems. Researchers investigating epigenetic mechanisms, nuclear signaling pathways, or chromatin dynamics will find this antibody a dependable tool for their experimental needs.
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