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Updated: Jul 31, 2025

Exploring the Use of Isolated Expressions and Film Clips to Evaluate Emotion Recognition by People with Traumatic Brain Injury
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Breaking bad.

Mohini Bhattacharya1, Alexander R Horswill1,2

  • 1Department of Immunology and Microbiology, University of Colorado School of Medicine, Aurora, CO, USA.

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|May 2, 2023
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Summary
This summary is machine-generated.

DNase1 and DNase1L3 enzymes reduce Staphylococcus aureus infection severity. Dornase alfa, a DNase formulation, aids in removing bacterial biofilms, offering a potential therapeutic strategy for persistent infections.

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Area of Science:

  • Immunology
  • Microbiology
  • Biochemistry

Background:

  • Staphylococcus aureus systemic infections pose significant health risks.
  • DNASE1 (D1) and DNASE1L3 (D1L3) are known to reduce infection severity.
  • Bacterial biofilms contribute to persistent and difficult-to-treat infections.

Purpose of the Study:

  • To investigate the role of DNASE1 and DNASE1L3 in Staphylococcus aureus infections.
  • To evaluate the efficacy of Dornase alfa in removing bacterial biofilms.
  • To develop and characterize genetically modified mice for studying these enzymes.

Main Methods:

  • Generation of DNASE1 knockout (D1-/-), DNASE1L3 knockout (D1L3-/-), and double knockout (D1-/-D1L3-/-) mice.
  • Infection models using Staphylococcus aureus.
  • Assessment of biofilm removal using exogenous Dornase alfa.

Main Results:

  • DNASE1 and DNASE1L3 exhibit synergistic effects in reducing Staphylococcus aureus infection severity.
  • Exogenous administration of Dornase alfa facilitates the removal of bacterial biofilms.
  • The developed mouse models provide a platform for further research into DNase function.

Conclusions:

  • DNASE1 and DNASE1L3 play a crucial role in combating Staphylococcus aureus infections.
  • Dornase alfa demonstrates potential as a therapeutic agent for biofilm-related infections.
  • Targeting DNases may offer novel strategies for treating persistent bacterial infections.