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Glutathione metabolism in the prefrontal brain of adults with high-functioning autism spectrum disorder: an MRS study

Overview of attention for article published in Molecular Autism, March 2017
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  • Above-average Attention Score compared to outputs of the same age (64th percentile)
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2 Facebook pages

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Title
Glutathione metabolism in the prefrontal brain of adults with high-functioning autism spectrum disorder: an MRS study
Published in
Molecular Autism, March 2017
DOI 10.1186/s13229-017-0122-3
Pubmed ID
Authors

Dominique Endres, Ludger Tebartz van Elst, Simon A. Meyer, Bernd Feige, Kathrin Nickel, Anna Bubl, Andreas Riedel, Dieter Ebert, Thomas Lange, Volkmar Glauche, Monica Biscaldi, Alexandra Philipsen, Simon J. Maier, Evgeniy Perlov

Abstract

Autism spectrum disorder (ASD) is a neurodevelopmental disease characterized by difficulties in social communication, unusually restricted, repetitive behavior and interests, and specific abnormalities in language and perception. The precise etiology of ASD is still unknown and probably heterogeneous. In a subgroup of patients, toxic environmental exposure might lead to an imbalance between oxidative stress and anti-oxidant systems. Previous serum and postmortem studies measuring levels of glutathione (GSH), the main cellular free radical scavenger in the brain, have supported the hypothesis that this compound might play a role in the pathophysiology of autism. Using the method of single-voxel proton magnetic resonance spectroscopy (MRS), we analyzed the GSH signal in the dorsal anterior cingulate cortex (dACC) and the dorsolateral prefrontal cortex (DLPFC) of 24 ASD patients with normal or above average IQs and 18 matched control subjects. We hypothesized that we would find decreased GSH concentrations in both regions. We did not find overall group differences in neurometabolites including GSH, neither in the dorsal ACC (Wilks' lambda test; p = 0.429) nor in the DLPFC (p = 0.288). In the dACC, we found a trend for decreased GSH signals in ASD patients (p = 0.076). We were unable to confirm our working hypothesis regarding decreased GSH concentrations in the ASD group. Further studies combining MRS, serum, and cerebrospinal fluid measurements of GSH metabolism including other regions of interest or even whole brain spectroscopy are needed.

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The data shown below were collected from the profiles of 7 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 103 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Spain 1 <1%
Unknown 102 99%

Demographic breakdown

Readers by professional status Count As %
Researcher 15 15%
Student > Doctoral Student 13 13%
Student > Bachelor 13 13%
Student > Ph. D. Student 10 10%
Student > Master 9 9%
Other 17 17%
Unknown 26 25%
Readers by discipline Count As %
Medicine and Dentistry 23 22%
Psychology 15 15%
Neuroscience 11 11%
Nursing and Health Professions 9 9%
Agricultural and Biological Sciences 4 4%
Other 14 14%
Unknown 27 26%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 4. 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 July 2022.
All research outputs
#7,454,537
of 25,654,806 outputs
Outputs from Molecular Autism
#478
of 722 outputs
Outputs of similar age
#111,641
of 321,834 outputs
Outputs of similar age from Molecular Autism
#11
of 19 outputs
Altmetric has tracked 25,654,806 research outputs across all sources so far. This one has received more attention than most of these and is in the 69th percentile.
So far Altmetric has tracked 722 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 25.7. This one is in the 32nd percentile – i.e., 32% 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 321,834 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 64% of its contemporaries.
We're also able to compare this research output to 19 others from the same source and published within six weeks on either side of this one. This one is in the 42nd percentile – i.e., 42% of its contemporaries scored the same or lower than it.