Evidence map›Paper›PMID 27622676›Full record

ArticleBrain, behavior, and immunity2017

Chronic stress is associated with reduced circulating hematopoietic progenitor cell number: A maternal caregiving model.

Kirstin Aschbacher, Jeffrey M Milush, Amanda Gilbert, Carlos Almeida, Elizabeth Sinclair, Lorrie Epling, S Marlene Grenon, Elysa J Marco, Eli Puterman, Elissa Epel

Abstract read
In one paragraph

Article in Brain, behavior, and immunity, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
3.9field-weighted citation impact, top 7% 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

13 citing papers in PubMed, 19 citations in OpenAlex.

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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

10 authors at 3 institutions in 2 countries.

Kirstin AschbacherDepartment of Psychiatry, University of California San Francisco, San Francisco, CA, United States; The Institute for Integrative Health, Baltimore, MD, United States. Electronic address: kirstin.aschbacher@ucsf.edu.
Jeffrey M MilushCore Immunology Laboratory, Division of Experimental Medicine, University of California San Francisco, San Francisco, CA, United States.
Amanda GilbertDepartment of Psychiatry, University of California San Francisco, San Francisco, CA, United States.
Carlos AlmeidaDepartment of Psychiatry, University of California San Francisco, San Francisco, CA, United States.
Elizabeth SinclairCore Immunology Laboratory, Division of Experimental Medicine, University of California San Francisco, San Francisco, CA, United States.
Lorrie EplingCore Immunology Laboratory, Division of Experimental Medicine, University of California San Francisco, San Francisco, CA, United States.
S Marlene GrenonDepartment of Surgery, University of California San Francisco, San Francisco, CA, United States; Department of Surgery, Veterans Affairs Medical Center, San Francisco, CA, United States; Viperx Lab, San Francisco, United States.
Elysa J MarcoDepartment of Neurology, University of California San Francisco, San Francisco, CA, United States.
Eli PutermanSchool of Kinesiology, University of British Columbia, Canada.
Elissa EpelDepartment of Psychiatry, University of California San Francisco, San Francisco, CA, United States.
University of California, San Francisco · USSan Francisco VA Medical Center · USUniversity of British Columbia · CA

Funding

UCSF CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTEUL1RR024131 · NCRR · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI JOHNSTON, S. CLAIBORNE · 2006 to 2011
$111.2M
Virology CoreP30AI027763 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI MALLORY O JOHNSON · 1988 to 2026
$93.6M
Chronic and Acute Psychosocial Stress and Impaired Cell AgingR01AG030424 · NIA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI EPEL, ELISSA S. · 2010 to 2014
$3.5M
Effects of fish oil on inflammation and vascular function in claudicantsK23HL122446 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI GRENON, MARLENE · 2014 to 2017
$806k
Effects of Psychosocial Stress on Endothelial Progenitor CellsK23HL112955 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ASCHBACHER, KIRSTIN · 2012 to 2015
$575k
NCRR NIH HHS UL1 RR024131NHLBI NIH HHS K23 HL112955NHLBI NIH HHS K23 HL122446NIAID NIH HHS P30 AI027763NIA NIH HHS R01 AG030424
6 · The paper itself

Abstract

backgroundChronic psychological stress is a risk factor for cardiovascular disease and mortality. Circulating hematopoietic progenitor cells (CPCs) maintain vascular homeostasis, correlate with preclinical atherosclerosis, and prospectively predict cardiovascular events. We hypothesize that (1) chronic caregiving stress is related to reduced CPC number, and (2) this may be explained in part by negative interactions within the family.

methodsWe investigated levels of stress and CPCs in 68 healthy mothers - 31 of these had children with an autism spectrum disorder (M-ASD) and 37 had neurotypical children (M-NT). Participants provided fasting blood samples, and CD45

resultsM-ASD exhibited lower CPCs than M-NT (Cohen's d=0.83; p⩽0.01), controlling for age, BMI, and physical activity. Across the whole sample, positive interactions were related to higher CPCs, and negative interactions to lower CPCs (allp's<0.05). The adverse effects of group on CPCs were significantly mediated through negative interactions with the child (indirect β=-0.24, p⩽0.01). In the full model, greater age (β=-0.19, p=0.04), BMI (β=-0.18, p=0.04), and negative interactions with the child (β=-0.33, p<0.01) were independently associated with lower CPCs. M-ASD had a less healthy lipid profile (total cholesterol/HDL), which in turn, was associated with lower CPCs.

conclusionsChronic stress adversely impacts CPC number, an early-stage biomarker that predicts subclinical atherosclerosis and future CVD events, independent of traditional cardiovascular risk factors and inflammatory factors. Among maternal caregivers, child-related interpersonal stress appears to be a key psychological predictor of stress-related CVD risk.

Indexed as

Maternal BehaviorAdolescentAdultAutism Spectrum DisorderCardiovascular DiseasesCaregiversCell CountChildChild, PreschoolDepressionFemaleHematopoietic Stem CellsHumansLipid MetabolismLipopolysaccharide ReceptorsMaleLipopolysaccharide ReceptorsAutismCardiovascular riskCholesterolChronic stressCirculating angiogenic cells (CACs)Endothelial progenitor cells (EPCs)Family interactionsMaternal caregivingMonocytesPreclinical atherosclerosis

Identifiers

PMID27622676
PMCPMC5154768
OpenAlexW2519811825

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.