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RECRUITING
NCT01852448

Genetics of Insulin and Incretins in Cystic Fibrosis

Sponsor: Children's Hospital of Philadelphia

View on ClinicalTrials.gov

Summary

Cystic fibrosis related diabetes (CFRD) is associated with worse CF-relevant outcomes. The mechanisms underlying CFRD development are not fully understood, but recent evidence suggests Type 2 Diabetes Mellitus (T2DM) mechanisms may be involved and may involve incretins (gut secreted hormones that augment insulin secretion in response to a nutrient load). This study will examine the prevalence of Genome wide association study (GWAS)-implicated T2DM alleles (including TCF7L2) across the spectrum of glucose abnormalities in CF and will use this information to compare incretin and insulin secretion in non-diabetic children and adults with high risk and low risk alleles.

Official title: Evaluation of the Enteroinsular Axis in Cystic Fibrosis

Key Details

Gender

All

Age Range

2 Years - Any

Study Type

OBSERVATIONAL

Enrollment

550

Start Date

2013-05

Completion Date

2026-07

Last Updated

2025-07-25

Healthy Volunteers

No

Conditions

Interventions

GENETIC

Blood or Saliva Sample Collection

A blood or saliva sample will be obtained for genotyping of TCF7L2 and approximately ten other genes implicated in type 2 diabetes.

Locations (2)

The Children's Hopsital of Philadelphia

Philadelphia, Pennsylvania, United States

The University of Pennsylvania

Philadelphia, Pennsylvania, United States