YY1抗体;YY1 Antibody—艾普蒂

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     Gel: 8%SDS-PAGE, Lysate: 40 μg, Lane 1-3: 293T, NIH/3T3 and Hela cell lysates, Primary antibody: P12865(YY1 Antibody) at dilution 1/200, Secondary antibody: Goat anti rabbit IgG at 1/8000 dilution, Exposure time: 20 seconds    

  
  

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     The image is immunohistochemistry of paraffin-embedded Human esophagus cancer tissue using P12865(YY1 Antibody) at dilution 1/25. (Original magnification: ×200)    

  
  

The Yin Yang 1 (YY1) antibody is a critical tool in molecular biology research, targeting the YY1 protein, a ubiquitously expressed transcription factor with dual regulatory roles in gene activation and repression. YY1. named for its "yin-yang" functional duality, binds DNA through zinc finger motifs and interacts with chromatin-modifying complexes, influencing cellular processes like proliferation, differentiation, and apoptosis. It plays roles in development, cancer progression, and viral infection, making it a focus in epigenetics and disease studies.

YY1 antibodies are widely used in techniques such as chromatin immunoprecipitation (ChIP), Western blotting, and immunofluorescence to map YY1-DNA interactions, quantify protein expression, or visualize subcellular localization. Commercial antibodies are often raised against specific epitopes (e.g., N-terminal or C-terminal regions) in hosts like mice, rabbits, or goats. Validation includes testing in knockout (KO) models or siRNA-treated cells to confirm specificity, as cross-reactivity with homologous proteins remains a concern.

Researchers select YY1 antibodies based on application compatibility, species reactivity (human, mouse, rat), and validation data. Its involvement in diseases, such as oncogenesis (acting as tumor suppressor or promoter depending on context), underscores its therapeutic relevance. Recent studies also explore YY1's role in immune regulation and metabolic disorders, expanding the antibody's utility in mechanistic and translational research. Proper controls and antibody lot verification are essential due to variability in commercial sources.