Association of AT1R expression with transplant glomerulopathy and interstitial fibrosis in kidney transplant recipients - Scorecard - MDSpire

Association of AT1R expression with transplant glomerulopathy and interstitial fibrosis in kidney transplant recipients

  • By

  • Katarzyna Jakuszko

  • Piotr Donizy

  • Agnieszka Sas

  • Guido Moll

  • Rusan Catar

  • Renata Trzeciak-Snopczyńska

  • Justyna Zachciał

  • Sławomir Zmonarski

  • Magdalena Kuriata-Kordek

  • Agnieszka Hałoń

  • Maciej Wuczyński

  • Krzysztof Kujawa

  • Dariusz Janczak

  • Mirosław Banasik

  • July 14, 2026

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Clinical Scorecard: Correlation Between AT1R Expression Levels and Transplant Glomerulopathy Alongside Interstitial Fibrosis in Kidney Transplant Patients

At a Glance

CategoryDetail
ConditionChronic allograft dysfunction
Key MechanismsAT1R signaling and anti-AT1R antibodies contribute to fibrotic processes in kidney transplants.
Target PopulationKidney transplant recipients within 60 months post-transplantation.
Care SettingLongitudinal study evaluating kidney transplant biopsies.

Key Highlights

  • AT1R expression in tubular epithelium was found in 44.2% of patients.
  • Transplant glomerulopathy and interstitial fibrosis were more frequent in AT1R-positive patients.
  • The presence of multiple risk factors, including AT1R expression, was linked to worse long-term graft survival.

Guideline-Based Recommendations

Diagnosis

  • Assess AT1R expression and anti-AT1R antibody levels in kidney transplant biopsies.

Management

  • Monitor for interstitial fibrosis and transplant glomerulopathy in kidney transplant recipients.

Monitoring & Follow-up

  • Evaluate long-term graft outcomes in relation to AT1R-related markers and histopathological findings.

Risks

  • Multiple risk factors including AT1R expression and histopathological lesions are associated with long-term allograft loss.

Patient & Prescribing Data

77 kidney transplant recipients analyzed.

AT1R expression and anti-AT1R antibodies may indicate risk for chronic allograft injury.

Clinical Best Practices

  • Incorporate assessment of AT1R expression in routine biopsy evaluations.
  • Consider the combination of AT1R-related markers with histopathological abnormalities for risk stratification.

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