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CDH23 Methylation Status and Presbycusis Risk in Elderly Women

Overview of attention for article published in Frontiers in Aging Neuroscience, August 2018
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Title
CDH23 Methylation Status and Presbycusis Risk in Elderly Women
Published in
Frontiers in Aging Neuroscience, August 2018
DOI 10.3389/fnagi.2018.00241
Pubmed ID
Authors

Amal Bouzid, Ibtihel Smeti, Amine Chakroun, Salma Loukil, Abdullah Ahmed Gibriel, Mhamed Grati, Abdelmonem Ghorbel, Saber Masmoudi

Abstract

Introduction: Presbycusis, an age-related hearing impairment (ARHI) disease, is the most common cause for HI in adults worldwide. One of the best candidate genes for ARHI susceptibility is Cadherin 23 (CDH23) which encodes stereocilia tip-links of the inner ear sensory hair cell. Although alterations in the methylation status of CpG dinucleotides across various genes were reported to be associated with HI, methylation changes in CDH23 gene have not been reported previously. Objectives: This study aimed at investigating whether DNA methylation level of CDH23 gene at intragenic CpG island overlapping an exonic-intronic region at position chr10:73565570-73565827 (GRCh37/hg19) could be risk factor associated with ARHI. Materials and Methods: We screened for methylation changes in this particular position for CDH23 gene in 50 blood samples of elderly women affected with presbycusis and healthy control cohort. Methylation of CpG sites were assessed using Quantitative methylation-specific PCR (qMSP) following sodium bisulfite DNA conversion chemistry. Methylation levels were normalized against TSH2B reference gene. Results: DNA methylation analysis for the common CpG islands in CDH23 gene revealed 3.27-folds significant increase (p < 0.0001) in methylation profile for ARHI women as compared to healthy controls with an elevated risk odds ratio (OR) of 2.219 [95% CI 1.071-4.597]. Conclusion: Our study is the first of its kind to prove that higher CpG site methylation levels in CDH23 gene are likely to be associated with ARHI.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 18 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 18 100%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 2 11%
Student > Ph. D. Student 2 11%
Researcher 2 11%
Lecturer 1 6%
Student > Doctoral Student 1 6%
Other 4 22%
Unknown 6 33%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 7 39%
Medicine and Dentistry 3 17%
Neuroscience 1 6%
Unknown 7 39%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 19 August 2018.
All research outputs
#18,647,094
of 23,100,534 outputs
Outputs from Frontiers in Aging Neuroscience
#4,104
of 4,871 outputs
Outputs of similar age
#254,362
of 330,796 outputs
Outputs of similar age from Frontiers in Aging Neuroscience
#82
of 91 outputs
Altmetric has tracked 23,100,534 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 4,871 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 13.2. This one is in the 10th percentile – i.e., 10% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 330,796 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 12th percentile – i.e., 12% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 91 others from the same source and published within six weeks on either side of this one. This one is in the 5th percentile – i.e., 5% of its contemporaries scored the same or lower than it.