Evidence map›Paper›PMID 20031642›Full record

ArticleCirculation. Cardiovascular genetics2009

Serotonin transporter gene, depressive symptoms, and interleukin-6.

Shaoyong Su, Jinying Zhao, J Douglas Bremner, Andrew H Miller, Weining Tang, Mark Bouzyk, Harold Snieder, Olga Novik, Nadeem Afzal, Jack Goldberg and 1 more

Open access · bronzeAbstract readTwin Study
In one paragraph

Article in Circulation. Cardiovascular genetics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.2field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed, 63 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Decoding serotonin: the molecular symphony behind depression.Frontiers in cellular neuroscience · 2025
    Review
  5. Review
  6. Review
  7. Article
  8. Population genetic variation ofJournal of genetics · 2021
    Article
  9. Article
  10. Article
  11. Article
  12. Serotonin Transporter (Frontiers in genetics · 2019
    Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 3 countries.

Shaoyong SuDivision of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, GA, USA.
Jinying Zhao
J Douglas Bremner
Andrew H Miller
Weining Tang
Mark Bouzyk
Harold Snieder
Olga Novik
Nadeem Afzal
Jack Goldberg
Viola Vaccarino
King's College London · GBTufts Medical Center · USUniversity of Groningen · NLUniversity Medical Center Groningen · NL

Funding

Atlanta Clinical and Translational Science Institute (ACTSI) RenewalUL1TR000454 · NCATS · EMORY UNIVERSITY · PI STEPHENS, DAVID S · 2012 to 2016
$25.8M
X LINKED NYSTAGMUS SYNDROME WITH FEATURES OF ALBINISMM01RR000039 · NCRR · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 1985 to 2007
$21.3M
Mechanisms Linking Depression to Cardiovascular RiskR01HL068630 · NHLBI · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2001 to 2010
$4.8M
Atlanta Clinical and Translational Science Institute (ACTSI) RenewalKL2TR000455 · NCATS · EMORY UNIVERSITY · PI STEPHENS, DAVID S · 2012 to 2016
$2.9M
Atlanta Clinical and Translational Science Institute (KL2)KL2RR025009 · NCRR · EMORY UNIVERSITY · PI STEPHENS, DAVID S · 2007 to 2011
$2.9M
Posttraumatic Stress Disorder and Cardiovascular DiseaseR01AG026255 · NIA · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2004 to 2007
$2.8M
Symptoms, Symptoms Interactions, and Health OutcomeP20NR007798 · NINR · EMORY UNIVERSITY · PI HEPBURN, KEN W · 2001 to 2007
$1.6M
Mind-Body Interactions in Cardiovascular DiseaseK24HL077506 · NHLBI · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2004 to 2013
$1.5M
Biological Aging Mitrochondrial Variants and Coronary Artery DiseaseK01AG034259 · NIA · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI ZHAO, JINYING · 2009 to 2012
$525k
Genetic Variations in the HPA Axis and Comorbidity of Depression and CardiovasculR21HL092363 · NHLBI · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI LEE, ELISA TAN · 2009 to 2010
$403k
NCATS NIH HHS KL2 TR000455NCATS NIH HHS UL1 TR000454NCRR NIH HHS KL2 RR025009NCRR NIH HHS M01 RR000039NCRR NIH HHS M01-RR00039NHLBI NIH HHS K24 HL077506NHLBI NIH HHS K24HL077506NHLBI NIH HHS R01 HL068630NHLBI NIH HHS R01 HL68630NHLBI NIH HHS R21 HL092363NIA NIH HHS K01 AG034259NIA NIH HHS R01 AG026255NINR NIH HHS P20 NR007798NINR NIH HHS P20NR007798
6 · The paper itself

Abstract

backgroundWe explored the relationship of genetic variants of the serotonin transporter gene SLC6A4, a key regulator of the serotonergic neurotransmission, with both depressive symptoms and plasma interleukin-6 (IL-6) levels. METHODS AND

resultsWe genotyped 20 polymorphisms in 360 male twins (mean age, 54 years) from the Vietnam Era Twin Registry. Current depressive symptoms were measured with the Beck Depression Inventory II. IL-6 was assessed using a commercially available ELISA kit. Genotype associations were analyzed using generalized estimating equations. To study how SLC6A4 genetic vulnerability influences the relationship between depressive symptoms and IL-6, bivariate models were constructed using structural equation modeling. Of the 20 polymorphisms examined, the effective number of independent tests was 6, and the threshold of significance after Bonferroni correction was 0.008. There were 6 single-nucleotide polymorphisms significantly associated with Beck Depression Inventory (P< or =0.008), including rs8071667, rs2020936, rs25528, rs6354, rs11080122, and rs8076005, and 1 single-nucleotide polymorphism was borderline associated (rs12150214, P=0.017). Of these 7 single-nucleotide polymorphisms, 3 were also significantly associated with IL-6 (P<0.008), including rs25528, rs6354, and rs8076005, and the other 4 were borderline associated (P=0.009 to 0.025). The subjects with 1 copy of the minor allele of these 7 single-nucleotide polymorphisms had higher Beck Depression Inventory scores and IL-6 levels. Further bivariate modeling revealed that approximately 10% of the correlation between Beck Depression Inventory and IL-6 could be explained by the SLC6A4 gene.

conclusionsGenetic vulnerability involving the SLC6A4 gene is significantly associated with both increased depressive symptoms and elevated IL-6 plasma levels. Common pathophysiological processes may link depression and inflammation, and implicate the serotonin pathway in neural-immune interactions.

Indexed as

DepressionHumansInterleukin-6MaleMiddle AgedPolymorphism, Single NucleotideSerotonin Plasma Membrane Transport ProteinsTwinsInterleukin-6Serotonin Plasma Membrane Transport ProteinsSLC6A4 protein, human

Identifiers

PMID20031642
PMCPMC2802220
OpenAlexW2127297052

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.