Genetic Factors in Retinopathy of Prematurity
Author Information
Author(s): Rusai Krisztina, Vannay Adám, Szebeni Beáta, Borgulya Gábor, Fekete Andrea, Vásárhelyi Barna, Tulassay Tivadar, Szabó Attila J
Primary Institution: Semmelweis University
Hypothesis
The study aimed to investigate the association of eNOS gene polymorphisms with the risk of retinopathy of prematurity (ROP).
Conclusion
The eNOS 27-bp repeat polymorphism may be linked to the risk of severe ROP, while no association was found for the eNOS T−786C polymorphism.
Supporting Evidence
- The genotype distribution of eNOS 27-bp repeat polymorphism was significantly different between treated and untreated groups.
- Male gender and eNOS aa genotype were significant predictors of severe ROP requiring treatment.
- No significant difference was found in the genotype distribution of eNOS T−786C polymorphism.
Takeaway
This study looked at how certain genes might affect the risk of eye problems in premature babies, finding one gene that could be important.
Methodology
Genotypes for eNOS T−786C and 27-bp repeat polymorphisms were determined using allele-specific PCR in treated and untreated groups of low birth weight preterm infants.
Potential Biases
Potential bias in selection of participants and confounding factors not fully controlled.
Limitations
The study was retrospective and may be limited by the sample size and the specific population studied.
Participant Demographics
Participants were low birth weight preterm infants, predominantly Caucasian.
Statistical Information
P-Value
p=0.015 for eNOS 27-bp repeat polymorphism
Statistical Significance
p<0.05
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