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Link between neurodegeneration and trabecular meshwork injury in glaucomatous patients

Overview of attention for article published in BMC Ophthalmology, November 2017
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Title
Link between neurodegeneration and trabecular meshwork injury in glaucomatous patients
Published in
BMC Ophthalmology, November 2017
DOI 10.1186/s12886-017-0623-z
Pubmed ID
Authors

Yong Zhang, Qinmei Yang, Feng Guo, Xia Chen, Lin Xie

Abstract

Glaucoma is classified as a neurodegenerative disease. However, the biomarkers of neurodegeneration in the aqueous humour of primary open angle glaucoma (POAG) eyes have not been quantitatively examined yet. In this study, levels of neurodegeneration-related cytokines in the aqueous humour of POAG eyes were measured and compared with those of non-glaucoma (senile cataract) control eyes. This cross-sectional study included 24 patients (24 eyes) with POAG and 22 patients (22 eyes) with cataract. Aqueous humour samples were collected before the commencement of phacoemulsification surgery. The concentrations of brain-derived neurotrophic factor (BDNF), cathepsin D, myeloperoxidase (MPO), soluble intercellular adhesion molecule-1 (sICAM-1), soluble neural cell adhesion molecule (sNCAM), soluble vascular cell adhesion molecule-1 (sVCAM-1), and plasminogen activator inhibitor-1 (PAI-1) were measured using the Luminex suspension array technique. The clinical characteristics of the patients were also obtained for correlation analysis. Compared with the cataract group, the levels of cathepsin D (P < 0.001), sNCAM (P < 0.001) and sVCAM-1 (P = 0.007) were significantly higher in the aqueous humour samples from POAG. The levels of BDNF, sICAM-1, MPO and PAI-1 did not differ among the groups. Mean deviation (MD) values measured by the Humphrey Visual Field Analyzer were significantly associated with levels of cathepsin D (P < 0.001; ρ= - 0.668), sICAM-1 (P = 0.003; ρ= - 0.579), sVCAM-1(P < 0.001; ρ= - 0.695), and PAI-1 (P = 0.007; ρ= - 0.533). The cytokines showed a positive correlation among each other (P < 0.0083). These data suggest that POAG patients had elevated levels of multiple biomarkers of neurodegeneration in the aqueous humour, and these elevated biomarkers may be related to trabecular meshwork injury. This study was registered in the Chinese Clinical Trial Registry ( ChiCTR-OOC-16008516 ) on May 22, 2016.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 24 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 24 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 4 17%
Student > Master 3 13%
Student > Doctoral Student 2 8%
Researcher 2 8%
Student > Bachelor 2 8%
Other 2 8%
Unknown 9 38%
Readers by discipline Count As %
Medicine and Dentistry 6 25%
Biochemistry, Genetics and Molecular Biology 4 17%
Nursing and Health Professions 2 8%
Agricultural and Biological Sciences 1 4%
Neuroscience 1 4%
Other 1 4%
Unknown 9 38%
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 01 December 2017.
All research outputs
#20,453,782
of 23,009,818 outputs
Outputs from BMC Ophthalmology
#2,142
of 2,401 outputs
Outputs of similar age
#373,461
of 438,547 outputs
Outputs of similar age from BMC Ophthalmology
#28
of 35 outputs
Altmetric has tracked 23,009,818 research outputs across all sources so far. This one is in the 1st percentile – i.e., 1% of other outputs scored the same or lower than it.
So far Altmetric has tracked 2,401 research outputs from this source. They receive a mean Attention Score of 2.7. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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We're also able to compare this research output to 35 others from the same source and published within six weeks on either side of this one. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.