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1、Keepingapetcatputsownersatgreaterriskofgoingblind,butadogappearstoprotecteyesight,anewstudysuggests.一項(xiàng)最新研究表明,養(yǎng)貓會(huì)增加主人失明的風(fēng)險(xiǎn),但是養(yǎng)狗卻能保護(hù)主人的視力。Scientistshavediscoveredthatdogsandcatscarryantigenswhichcanpromptdifferentimmuneresponsesinhumans.科學(xué)家們發(fā)現(xiàn)狗和貓身上都攜帶能激起人體的不同免疫反應(yīng)的抗原。W
2、hiletheallergenwhichdogscarryreducesthechanceofdevelopingglaucoma–thesecondleadingcauseofblindnessintheUK–owningacatnearlydoublestheriskofcontractingtheeyedisease.狗身上攜帶的過(guò)敏原會(huì)降低主人患青光眼的幾率,在英國(guó),青光眼是導(dǎo)致人們失明的第二大誘因,而養(yǎng)貓讓主人感染這一眼疾的風(fēng)險(xiǎn)增加了一倍。Manypetownerssuffermildallergicreaction
3、stotheirpetsbutstillchoosetokeepthem.Howeverthenewstudysuggeststhatevenasmallimmuneresponsecouldleadtoblindness.許多寵物主人對(duì)他們的寵物都有輕微的過(guò)敏反應(yīng),但是卻堅(jiān)持養(yǎng)寵物。然而最新研究表明,即使是個(gè)很小的免疫反應(yīng)都有導(dǎo)致失明的危險(xiǎn)。ThestudybytheUniversityofCalifornia,LosAngeles,foundthatcatownerswhoreactedtotheirpetallergen
4、hada90percentincreasedriskofglaucomacomparedwithnon-petowners.Butdogownerswere20percentlesslikelytodevelopthedebilitationcondition.加州大學(xué)洛杉磯分校的這項(xiàng)研究發(fā)現(xiàn),如果寵物貓的主人對(duì)他們的寵物過(guò)敏的話(huà),其患青光眼的風(fēng)險(xiǎn)比沒(méi)養(yǎng)寵物的人高90%。但是,寵物狗的主人出現(xiàn)視力減弱的幾率卻很可能比一般人低20%。Keepingadogalsohastheaddedbenefitthatownersareou
5、tsidemorewhichhasbeenproventoprotectagainstshort-sightedness.養(yǎng)狗的主人需要經(jīng)常在戶(hù)外活動(dòng),這同時(shí)也有助于保護(hù)主人的視力,不會(huì)近視。“NotonlyisFidoman'sbestfriend,hemayalsosaveyoursight,”saidBritishlasereyesurgeonDrDavidAllamby.英國(guó)激光眼科醫(yī)生大衛(wèi)·阿蘭比博士說(shuō):“寵物狗不僅是人類(lèi)最好的朋友,還可以保護(hù)你的視力?!薄癈atscouldcauseourimmunesystemt
6、oreactinawaythatpredisposeeyestothedevelopmentofglaucoma.“而寵物貓卻會(huì)誘發(fā)我們的免疫系統(tǒng)做出不同的反應(yīng),導(dǎo)致青光眼的出現(xiàn)。”“Exposuretodogsappearstobelinkedtotheoppositeeffectandcouldbeprotectiveagainstthedisease.”“與狗接觸卻會(huì)產(chǎn)生相反的作用,并且還能防青光眼。”Glaucomaoccurswhenfluidintheeyeballstopsdrainingefficiently,
7、causingabuild-upofpressurewhichdamagestheopticnerveandnervefibresfromtheretina.Previousstudieshavesuggestedthatinflammationcandrivethediseaseandtheresearcherswantedtofindoutifthatcouldbetriggeredbypetallergens.青光眼是由于眼球中的液體不能有效排出,導(dǎo)致眼內(nèi)壓力累積,從而導(dǎo)致視網(wǎng)膜的視神經(jīng)和神經(jīng)纖維受損導(dǎo)致的。早前的研究表
8、明炎癥能引起青光眼,研究人員同時(shí)還想弄清楚,寵物過(guò)敏原是否也會(huì)導(dǎo)致青光眼。Animalsfrequentlygroomthemselvessoallergensfromsalivaandsecretionsspreadthroughoutthehome,becomingair