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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

PRDM16 PIK3CD MED13L BSN MED14 MARS1

Meet Our Participants


The participant was born at full term with no complications during pregnancy. He had jaundice during the neonatal period, which was treated with a Biliblanket. At 2 months of age, his pediatrician noticed a decline in weight gain and diagnosed him with failure to thrive. The participant was followed for … read more

After birth, the participant spent time in the NICU due to jaundice, abnormal labs, and heart abnormalities (vascular ring, right aortic arch). The heart differences were surgically corrected. As a child, he was identified to have a mass on the right side of the neck, which was later determined to … read more

TBX2

The patient was born with a cleft lip, cleft palate, atrial septal defect, skeletal abnormalities, and absent thymus with severe T-cell deficiency. At 6 months, he underwent a thymus transplant and was diagnosed with complete DiGeorge syndrome. He later developed inflammation of the thyroid gland with hypothyroidism, followed by hyperthyroidism. … read more

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