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Relationship between the hypothalamic–pituitary–adrenal-axis and fatty acid metabolism in recurrent depression

Overview of attention for article published in Psychoneuroendocrinology, March 2013
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Title
Relationship between the hypothalamic–pituitary–adrenal-axis and fatty acid metabolism in recurrent depression
Published in
Psychoneuroendocrinology, March 2013
DOI 10.1016/j.psyneuen.2013.01.013
Pubmed ID
Authors

Roel J.T. Mocking, Henricus G. Ruhé, Johanna Assies, Anja Lok, Maarten W.J. Koeter, Ieke Visser, Claudi L.H. Bockting, Aart H. Schene

Abstract

Alterations in hypothalamic-pituitary-adrenal (HPA)-axis activity and fatty acid (FA)-metabolism have been observed in (recurrent) major depressive disorder (MDD). Through the pathophysiological roles of FAs in the brain and cardiovascular system, a hypothesized relationship between HPA-axis activity and FA-metabolism could form a possible missing link accounting for the association of HPA-axis hyperactivity with recurrence and cardiovascular disease in MDD. In 137 recurrent MDD-patients and 73 age- and sex-matched controls, we therefore investigated associations between salivary cortisol (morning and evening) and the following indicators of FA-metabolism measured in the red blood cell membrane: (I) three main FAs [eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA), and arachidonic acid (AA)], and (II) structural FA indices (unsaturation, chain length, peroxidation) calculated from concentrations of 29 FAs to delineate overall FA-characteristics. In addition, we compared these associations in patients with those in controls. In patients, evening cortisol concentrations were significantly negatively associated with DHA (B=-1.358; SE=0.499; t=-2.72; p=.006), the unsaturation index (B=-0.021; SE=0.009; t=-2.42; p=.018), chain length index (B=-0.060; SE=0.025; t=-2.41; p=.019), and peroxidation index (B=-0.029; SE=0.012; t=-2.48; p=.015). The relations between cortisol and the latter three variables were significantly negative in patients relative to controls. Significance remained after correction for confounders. Our results suggest a relationship between HPA-axis activity and FA-metabolism in recurrent MDD. Future randomized experimental intervention studies using clinical outcome measures could help to further elucidate the suggested effects of hypercortisolemia in the brain and cardiovascular system in recurrent MDD.

Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 122 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 <1%
United States 1 <1%
Germany 1 <1%
Unknown 119 98%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 20 16%
Student > Ph. D. Student 18 15%
Student > Master 18 15%
Researcher 15 12%
Student > Postgraduate 7 6%
Other 18 15%
Unknown 26 21%
Readers by discipline Count As %
Medicine and Dentistry 23 19%
Psychology 14 11%
Nursing and Health Professions 14 11%
Agricultural and Biological Sciences 13 11%
Biochemistry, Genetics and Molecular Biology 9 7%
Other 16 13%
Unknown 33 27%
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 15 February 2015.
All research outputs
#22,759,802
of 25,374,917 outputs
Outputs from Psychoneuroendocrinology
#3,465
of 3,904 outputs
Outputs of similar age
#183,438
of 207,695 outputs
Outputs of similar age from Psychoneuroendocrinology
#34
of 46 outputs
Altmetric has tracked 25,374,917 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 3,904 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 15.6. This one is in the 1st percentile – i.e., 1% 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 207,695 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 46 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.