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Pathophysiological analysis of chemokines in acetaminophen-induced liver injury

Research Project

Project/Area Number 16H07134
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Legal medicine
Research InstitutionWakayama Medical University

Principal Investigator

Yamamoto Hiroki  和歌山県立医科大学, 医学部, 助教 (30781265)

Project Period (FY) 2016-08-26 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywordsアセトアミノフェン / ケモカイン / 肝障害 / 法医学
Outline of Final Research Achievements

In wild type mice, administration of APAP increased intrahepatic expression of chemokines. Despite expression of almost chemokines decreased in 24 h after being increased in 10 h, only CCL3 expression increased up to 24 h. So, we focused on CCL3 and its receptor CCR1, CCR5 in APAP induced liver injury. In histopathological and biochemical analysis, liver injury was relieved in CCL3 deficient and CCR5 deficient mice compared with wild type, however in CCR1 deficient mice, there was no significance in wild type. Also, infiltrate of leucocyte was suppressed in CCL3 deficient and CCR5 deficient mice compared with wild type, but CCR1 deficient has no difference with wild type mice. Further, CCR5 was confirmed to express on the surface of inflammatory cells, such as macrophages, T cells, and NK cells. We suggested the relation of CCL3-CCR5 axis to APAP induced liver injury.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Annual Research Report

URL: 

Published: 2016-09-02   Modified: 2019-03-29  

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