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Our Current Research

Model Organisms

The Model Organisms Screening Center (MOSC) for the Undiagnosed Diseases Network (UDN) is composed of two Centers that use fruit fly (Drosophila melanogaster), nematode worm (Caenorhabditis elegans) and zebrafish (Danio rerio) genetics and biology to tackle rare and undiagnosed diseases.

Genes of interest

WRNIP1 PRDM16 PIK3CD MED13L BSN MED14

Meet Our Participants


The participant was delivered via c-section at 39 weeks 5/7 days gestation with a NICU stay of 9 days due to inhalation of amniotic fluid and meconium (meconium aspiration) and respiratory distress. The participant’s mother noted severe vomiting and nausea during pregnancy, but otherwise had normal fetal movements and prenatal … read more

Born at 37 weeks, the participant was initially healthy with the exception of jaundice and respiratory distress at birth. However, at 3 years old, he stopped meeting his growth milestones despite eating well. At that point, he was diagnosed with stomach muscle weakness (gastroparesis) and had a GJ tube placed. … read more

The participant was healthy with no medical concerns until the age 5. Around this time, his mother noticed that his right foot was turned in. Over time, his started to become rigid and he lost his ability to walk by the age of 10. He also had unusual movements in … read more

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