Stress Management Affects Outcomes in the Pathophysiology of an Endometriosis Model

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Controllable stress reduced endometriosis severity, anxiety, and corticosterone levels compared to uncontrollable stress, which worsened disease parameters in a rat model.

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This study examined whether stress controllability changes endometriosis-related disease outcomes in female Sprague-Dawley rats. After surgically inducing endometriosis, rats were exposed to either controllable swim stress (submerged platform) or uncontrollable swim stress (no platform), and researchers measured corticosterone and fecal pellet numbers as stress indicators, along with endometriotic cyst number/size, colonic damage, uterine cell infiltration, and colonic and uterine motility. Uncontrollable stress increased endometriotic cyst number and size, anxiety-like behavior, corticosterone levels, colonic damage, uterine infiltration, and motility, whereas controllable stress produced less pronounced effects. The paper’s limitation is that it uses an animal endometriosis model and a specific stress paradigm, which may not fully capture the complexity of human stress exposure. This paper is centrally about endometriosis — it shows that stress controllability modulates endometriosis pathophysiology in a rat model.

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Abstract

We have previously shown detrimental effects of stress in an animal model of endometriosis. We now investigated whether the ability to control stress can affect disease parameters. Endometriosis was surgically induced in female Sprague-Dawley rats before exposing animals to a controllable (submerged platform) or uncontrollable (no platform) swim stress protocol. Corticosterone levels and fecal pellet numbers were measured as an indicator of stress. Uncontrollable stress increased the number and size of the endometriotic cysts. Rats receiving uncontrollable stress had higher anxiety than those exposed to controllable stress or no stress and higher corticosterone levels. Uncontrollable stressed rats had more colonic damage and uterine cell infiltration compared to no stress, while controllable stress rats showed less of an effect. Uncontrollable stress also increased both colonic and uterine motility. In summary, the level of stress controllability appears to modulate the behavior and pathophysiology of endometriosis and offers evidence for evaluating therapeutic interventions. Similar content being viewed by others

References

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Stress Management Affects Outcomes in the Pathophysiology of an Endometriosis Model. Reprod. Sci. 22, 431–441 (2015). https://doi.org/10.1177/1933719114542022 Published: Issue date: DOI: https://doi.org/10.1177/1933719114542022

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Condition tags

endometriosis

MeSH descriptors

Endometriosis Endometrium Stress, Psychological Uterine Contraction Adaptation, Psychological Animals Behavior, Animal Colon Colon Colon Corticosterone Corticosterone Defecation Disease Models, Animal Endometriosis Endometriosis Endometriosis Endometriosis Endometriosis Endometrium

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