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Disturbed Amino Acid Metabolism in HIV: Association with Neuropsychiatric Symptoms

Overview of attention for article published in Frontiers in Psychiatry, July 2015
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Title
Disturbed Amino Acid Metabolism in HIV: Association with Neuropsychiatric Symptoms
Published in
Frontiers in Psychiatry, July 2015
DOI 10.3389/fpsyt.2015.00097
Pubmed ID
Authors

Johanna M. Gostner, Kathrin Becker, Katharina Kurz, Dietmar Fuchs

Abstract

Blood levels of the amino acid phenylalanine, as well as of the tryptophan breakdown product kynurenine, are found to be elevated in human immunodeficiency virus type 1 (HIV-1)-infected patients. Both essential amino acids, tryptophan and phenylalanine, are important precursor molecules for neurotransmitter biosynthesis. Thus, dysregulated amino acid metabolism may be related to disease-associated neuropsychiatric symptoms, such as development of depression, fatigue, and cognitive impairment. Increased phenylalanine/tyrosine and kynurenine/tryptophan ratios are associated with immune activation in patients with HIV-1 infection and decrease upon effective antiretroviral therapy. Recent large-scale metabolic studies have confirmed the crucial involvement of tryptophan and phenylalanine metabolism in HIV-associated disease. Herein, we summarize the current status of the role of tryptophan and phenylalanine metabolism in HIV disease and discuss how inflammatory stress-associated dysregulation of amino acid metabolism may be part of the pathophysiology of common HIV-associated neuropsychiatric conditions.

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X Demographics

The data shown below were collected from the profile of 1 X user 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 76 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 2 3%
Unknown 74 97%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 12 16%
Researcher 11 14%
Other 9 12%
Student > Master 8 11%
Student > Bachelor 7 9%
Other 17 22%
Unknown 12 16%
Readers by discipline Count As %
Agricultural and Biological Sciences 16 21%
Medicine and Dentistry 13 17%
Biochemistry, Genetics and Molecular Biology 8 11%
Psychology 4 5%
Immunology and Microbiology 3 4%
Other 14 18%
Unknown 18 24%
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 14 July 2015.
All research outputs
#20,282,766
of 22,816,807 outputs
Outputs from Frontiers in Psychiatry
#7,673
of 9,933 outputs
Outputs of similar age
#219,471
of 262,658 outputs
Outputs of similar age from Frontiers in Psychiatry
#39
of 42 outputs
Altmetric has tracked 22,816,807 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.
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