Health survey of wintering members of the 40th Japanese Antarctic Research Expedition

A health survey of members of the 40th Japanese Antarctic Research Expedition was conducted. The subjects were 39 males and 1 female who underwent serial examinations for physical, hematological and sero-biochemical analyses, periodically, during the winter period between February 1999 and January 2...

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Main Authors: Shinji Otani, Hiromitsu Kusagaya
Format: Article
Language:English
Published: National Institute of Polar Research 2002-03-01
Series:Antarctic Record
Online Access:http://doi.org/10.15094/00009192
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author Shinji Otani
Hiromitsu Kusagaya
author_facet Shinji Otani
Hiromitsu Kusagaya
author_sort Shinji Otani
collection DOAJ
description A health survey of members of the 40th Japanese Antarctic Research Expedition was conducted. The subjects were 39 males and 1 female who underwent serial examinations for physical, hematological and sero-biochemical analyses, periodically, during the winter period between February 1999 and January 2000. Percent body fat mass and serum levels for triglyceride, calcium, and γ-glutamyl transpeptidase increased significantly, compared to initial levels, during the wintering period. Further, at the start of the wintering period, significantly increased values were observed in levels of both serum aspartate aminotransferase (AST) and creatine kinase (CK). There were no great changes in the number of red blood cells and hemoglobin; however, decreases in the number of white blood cells (WBC) and platelets were observed during this period. No deterioration in nutritional parameters during this period was observed in this party. Initial increases of AST and CK seemed to be induced by muscle fatigue due to over-work in repair and re-construction of the wintering station. Careful consideration should be paid to the difference in order to clarify the association between the reduction in the number of WBC and platelets, and impaired immunocompetence.
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spelling doaj.art-be752876b21a4088a27fdcc3cc8cb1ca2022-12-22T01:16:42ZengNational Institute of Polar ResearchAntarctic Record0085-72892432-079X2002-03-01461343910.15094/00009192Health survey of wintering members of the 40th Japanese Antarctic Research ExpeditionShinji Otani0Hiromitsu Kusagaya1Department of Surgery, San-in Rosai HospitalJARE-40A health survey of members of the 40th Japanese Antarctic Research Expedition was conducted. The subjects were 39 males and 1 female who underwent serial examinations for physical, hematological and sero-biochemical analyses, periodically, during the winter period between February 1999 and January 2000. Percent body fat mass and serum levels for triglyceride, calcium, and γ-glutamyl transpeptidase increased significantly, compared to initial levels, during the wintering period. Further, at the start of the wintering period, significantly increased values were observed in levels of both serum aspartate aminotransferase (AST) and creatine kinase (CK). There were no great changes in the number of red blood cells and hemoglobin; however, decreases in the number of white blood cells (WBC) and platelets were observed during this period. No deterioration in nutritional parameters during this period was observed in this party. Initial increases of AST and CK seemed to be induced by muscle fatigue due to over-work in repair and re-construction of the wintering station. Careful consideration should be paid to the difference in order to clarify the association between the reduction in the number of WBC and platelets, and impaired immunocompetence.http://doi.org/10.15094/00009192
spellingShingle Shinji Otani
Hiromitsu Kusagaya
Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
Antarctic Record
title Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
title_full Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
title_fullStr Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
title_full_unstemmed Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
title_short Health survey of wintering members of the 40th Japanese Antarctic Research Expedition
title_sort health survey of wintering members of the 40th japanese antarctic research expedition
url http://doi.org/10.15094/00009192
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