5-hydroxyuridine抗体;5-hydroxyuridine Antibody—艾普蒂

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     Black line: Control Antigen (100 ng);Purple line: Antigen (10ng); Blue line: Antigen (50 ng); Red line: Antigen (100 ng)    

  
  

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     Western blot analysis using 5-hydroxyuridine mouse mAb against mouse serum (1) and rat serum (2) lysate.    

  
  

The 5-hydroxyuridine (5-hoU) antibody is a specialized immunological tool developed to detect the presence of 5-hydroxyuridine, a naturally occurring oxidized RNA modification. This modified nucleoside arises from the oxidation of uridine under conditions of oxidative stress, where reactive oxygen species (ROS) attack the RNA molecule, leading to structural alterations. Unlike its DNA counterpart 8-oxo-dG, 5-hoU has been less studied, partly due to challenges in detecting RNA-specific oxidative damage.

The antibody is typically generated by immunizing animals with 5-hoU-conjugated antigens, enabling the production of polyclonal or monoclonal antibodies that specifically recognize 5-hoU in RNA sequences. Its development has facilitated the study of RNA oxidation in biological systems, particularly in contexts like aging, neurodegenerative diseases (e.g., Alzheimer’s), and cancer, where oxidative RNA damage is implicated in pathogenesis. Researchers employ techniques such as immunofluorescence, dot blot, or immunoprecipitation to map 5-hoU distribution in cells or tissues, offering insights into RNA quality control mechanisms and stress response pathways.

Recent studies highlight its utility in exploring the interplay between RNA oxidation and cellular dysfunction, as well as potential biomarkers for oxidative stress-related conditions. However, cross-reactivity with structurally similar modifications remains a consideration, necessitating validation via mass spectrometry or enzymatic approaches. Overall, the 5-hoU antibody serves as a critical reagent for advancing understanding of RNA damage and its biological consequences.