New Mutations in TSPAN12 Linked to Eye Disorder
Author Information
Author(s): Yang Huiqin, Xiao Xueshan, Li Shiqiang, Mai Guiying, Zhang Qingjiong
Primary Institution: Zhongshan Ophthalmic Center, Sun Yat-sen University
Hypothesis
The study aimed to detect TSPAN12 mutations in Chinese patients with familial exudative vitreoretinopathy (FEVR) and describe the associated phenotypes.
Conclusion
TSPAN12 mutations are responsible for familial exudative vitreoretinopathy, showing significant variability in phenotypes among affected individuals.
Supporting Evidence
- Three novel heterozygous mutations in TSPAN12 were identified in three patients.
- All three mutations were not present in 180 normal individuals.
- The ocular phenotypes included retinal folds and dragging of the optic disc.
Takeaway
Some people have changes in a gene called TSPAN12 that can cause eye problems, and these problems can look very different from person to person.
Methodology
Sanger sequencing was used to analyze the coding and adjacent regions of TSPAN12 in 49 unrelated FEVR patients.
Limitations
The study only included patients from one center and may not represent the broader population.
Participant Demographics
Patients were from 49 unrelated families, with 34 being sporadic cases and 15 having a family history of FEVR.
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