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分子医学
(MolecularMedicine)
炎症、感染与相关疾病
;Inflammation
Inflammationispartofthecomplexbiologicalresponseofvasculartissuestoharmfulstimuli,suchaspathogens,damagedcells,orirritants.Inflammationisaprotectiveattemptbytheorganismtoremovetheinjuriousstimuliandtoinitiatethehealingprocess.
FourMajorSymptomsofInflammation:
1.Redness
2.Pain
3.Heat
4.Swelling
Mayalsoobserve:
5.Lossoffunction;FunctionsofInflammation
Destroyandremovepathogens(aswellasdamagedselftissuesandcells).
Ifdestructionisnotpossible,tolimiteffectsbyconfiningthepathogenanditsproducts.
Repairandreplacetissuedamagedbypathogenanditsproducts.;;StagesofInflammation
1.Vasodilation:Increaseindiameterofbloodvessels.Triggeredbychemicalsreleasedbydamagedcells:histamine,kinins,prostaglandins,andleukotrienes(组胺,激肽,前列腺素,白三烯).
2.PhagocyteMigrationandMargination:Marginationistheprocessinwhichphagocytessticktoliningofbloodvessels.Diapedesis(Emigration):Phagocytessqueezebetweenendothelialcellsofbloodvesselsandentersurroundingtissue.Phagocytesareattractedtositeofinfectionthroughchemotaxis.Phagocytesdestroymicrobes,aswellasdeadanddamagedhostcells.
3.TissueRepair:Deadanddamagedcellsarereplaced.
;DefinitionofInfectiousDiseases
Alsoknownascommunicablediseases,ortransmissiblediseasescompriseclinicallyevidentillnessresultingfromtheinfection,presenceandgrowthofpathogenicbiologicalagentsinanindividualhostorganism.
;Infection感染;Contents
BriefintroductionofInfectiousDiseases
BacteriainfectionandInnateImmunityagainstbacteriainfection
ViralinfectionandInnateImmunityagainstviralinfection
;BriefintroductionofInfectiousDiseases;Infectiousdiseasesisstillamajorprimarycausesofdeathworldwide;ManyCancersarealsorelatedtoviralinfection;Emergingandre-emerging
infectiousdiseases;ViralEvolut
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