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TheEmpiricalResearchonHumanEvacuationBehaviorsinFire byUsingAcanthamoebaculbertsoni
TadashiKonishi~*, Kwangi-ilKim2,KiHunNam,HyeJeongPark,
1DepartmentofMechanicalEnginering,OitaNationalColegeofTechnology,Oita870-0152,Japan 2DepartmentofOcupationalHealth& SafetyEnginering,InjeUniversity,G加lhae62ト749,Korea 3KanagawaInstitute6fTechnology,Kanagawa243-0292,Japan
キ konishi0874@me.com
Thecapabilityoffi1'e1'esponsepe1'fo1'manceiscrucialfo1' thesu1'vivalofthehumaninfi1'esituation.The evacuation proces s is characterized by thre e ce1'tain basic activities, awa1'enes s of dange,'1 1'esponse to dange1' indicatorsandmovementtoasafeplace1). Manyevacuationcompute1' modelsandempirical1'esearchbyusing a n i m a l s 0 1' p a 1' t i c i p a n t s h a d b e e n c o n d u c t e d . H o w e v e r , w e a s s u m e t h a t h u m a n m a y t a k e t h e s a m e i n s t i n c t i v e actionasamonadinaneme1'gencysituation.Recently, thethermot1'ansient1'ecepto1' potential(TRP)ion chanels, a1'ecentlydiscove1'edfamilyofionchanelsactivatedbytempe1'ature2). Forexamples, TRPVlis activated01'sensitizedbyheatover430C,meanwhileTRPM8isactivatedbymode1'atecoling(24-280C).We investigatedtheabovethreceliainbasicactivities1'espondedbyexternalstimulisuchashightempe1'atu1'eby usingAcanthamoebaculbel官 oni.Theabilitytoperceiveandinterp1'ettempe1'aturesignalsandtomakeandcary outdecisionswasobservedinou1'experiments.
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Figure.1.(a)MicroscopicimageofAcanthamoeba culbertsoni,(b)ExperimentalApparatus
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Figure.3.Migrationdirectionandspeed References
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1. M. Kobes, 1. Helslot, B. Vries, J. G. Post, N.Oberije¥K. Groenewegen, Building and Environment,4S,537-548(2010).
2. S.F.Pedersen,G.Owsianik,B.Nilius,CelCalcium,38,233目 252(205).
2 2 AkiraNarumi3
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