The splenic response to stroke: from rodents to stroke subjects

Abstract Background Stroke is the fifth leading cause of death and the leading cause of long-term disability in the USA, costing $40.2 billion in direct and indirect costs. Globally, stroke is the second leading cause of death and has a higher prevalence in lower- and middle-income countries compare...

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Main Authors: Hilary A. Seifert, Halina Offner
Format: Article
Language:English
Published: BMC 2018-07-01
Series:Journal of Neuroinflammation
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12974-018-1239-9
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author Hilary A. Seifert
Halina Offner
author_facet Hilary A. Seifert
Halina Offner
author_sort Hilary A. Seifert
collection DOAJ
description Abstract Background Stroke is the fifth leading cause of death and the leading cause of long-term disability in the USA, costing $40.2 billion in direct and indirect costs. Globally, stroke is the second leading cause of death and has a higher prevalence in lower- and middle-income countries compared to high-income countries. The role of the spleen in stroke has been studied in rodent models of stroke and is seen as a major contributor to increased secondary neural injury after stroke. Splenectomy 2 weeks prior to ischemic and hemorrhagic stroke in mice and rats shows decreased infarct volumes. Additionally, the spleen decreases in size following stroke in rodents. Pro-inflammatory mediators are also increased in the spleen and subsequently the brain after stroke. These data in preclinical models of stroke have led stroke neurologists to look at the splenic response in stroke subjects. The outcomes of these studies suggest the spleen is responding in a similar manner in stroke subjects as it is in animal models of stroke. Conclusion Animal models demonstrating the detrimental role of the spleen in stroke are providing strong evidence of how the spleen is responding during stroke in human subjects. This indicates treatments targeting the splenic immune response in animals could provide useful targets and treatments for stroke subjects.
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spelling doaj.art-2856ec08deaf4651a6abd219ec8caac02022-12-21T19:28:24ZengBMCJournal of Neuroinflammation1742-20942018-07-011511710.1186/s12974-018-1239-9The splenic response to stroke: from rodents to stroke subjectsHilary A. Seifert0Halina Offner1Neuroimmunology Research R&D-31 Veterans Affairs Portland Health Care SystemNeuroimmunology Research R&D-31 Veterans Affairs Portland Health Care SystemAbstract Background Stroke is the fifth leading cause of death and the leading cause of long-term disability in the USA, costing $40.2 billion in direct and indirect costs. Globally, stroke is the second leading cause of death and has a higher prevalence in lower- and middle-income countries compared to high-income countries. The role of the spleen in stroke has been studied in rodent models of stroke and is seen as a major contributor to increased secondary neural injury after stroke. Splenectomy 2 weeks prior to ischemic and hemorrhagic stroke in mice and rats shows decreased infarct volumes. Additionally, the spleen decreases in size following stroke in rodents. Pro-inflammatory mediators are also increased in the spleen and subsequently the brain after stroke. These data in preclinical models of stroke have led stroke neurologists to look at the splenic response in stroke subjects. The outcomes of these studies suggest the spleen is responding in a similar manner in stroke subjects as it is in animal models of stroke. Conclusion Animal models demonstrating the detrimental role of the spleen in stroke are providing strong evidence of how the spleen is responding during stroke in human subjects. This indicates treatments targeting the splenic immune response in animals could provide useful targets and treatments for stroke subjects.http://link.springer.com/article/10.1186/s12974-018-1239-9StrokeSplenectomyImmune responseClinical studiesAnimal models
spellingShingle Hilary A. Seifert
Halina Offner
The splenic response to stroke: from rodents to stroke subjects
Journal of Neuroinflammation
Stroke
Splenectomy
Immune response
Clinical studies
Animal models
title The splenic response to stroke: from rodents to stroke subjects
title_full The splenic response to stroke: from rodents to stroke subjects
title_fullStr The splenic response to stroke: from rodents to stroke subjects
title_full_unstemmed The splenic response to stroke: from rodents to stroke subjects
title_short The splenic response to stroke: from rodents to stroke subjects
title_sort splenic response to stroke from rodents to stroke subjects
topic Stroke
Splenectomy
Immune response
Clinical studies
Animal models
url http://link.springer.com/article/10.1186/s12974-018-1239-9
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