Bophelo, Salotto
Boko ba hao bo ntse bo thatafala ba baholo joang ka potlako? Bo-rasaense ba ka hlaloswang liphatsa tsa lefutso senotlolo
Boko ba hao ka ho qala ho lilemo haholo ka lebelo ha u etsa a le lilemo li 65. Kapa ho ka 'na ha qala. E fellang kateng le, ho itšetlehile ka phetolelo ea seo a phatsa ea lefutso ho khetheha e fumanoang ka liphatsa tsa lefutso tsa hao. Ke bo-rasaense ba fumane ka liphuputso tsa morao tjena.
Gene hore e ka u sireletsa le 'dementia'?
phatsa ea lefutso ena, e bitsoang TMEM106B, o qala ho sebetsa ka bophara nakong eo motho a fellang kateng le lilemo li 65. Nakoana ka mor'a moo, ho batho ba nang le ho ba teng ha ka tlhahiso tse mpe tsa lefutso e, boko bo tla talima lilemo tse 10-12 baholo ho boko ea batho ba nang le ho ba teng ha ka ntle, phetolelo ea atlehang oa phatsa ea lefutso e.
Bohlokoa ka ho fetisisa har'a liphatsa tsohle
Lilemong tsa morao tjena, bo-rasaense ba sibolotse palo e khōlō ea liphatsa tsa lefutso e amanang le lefu la Alzheimer 'me Parkinson le mafu a mang methapo ea kutlo. Leha ho le joalo, liphatsa tsa lefutso tsena ke khona ho hlalosa karolo e nyenyane feela ea mafu ana. Ha re ntse re tseba kajeno, ba ka sehloohong kotsi le palokatiso ya lefu neurodegenerative e seng ba hōlile.
ho etsa lipatlisiso tse ncha ka semelo sa kgale
lithuto tsa pejana li amahanngoa phatsa ea lefutso sena ka mokhoa o sa tloaelehang tsa 'dementia' e bitswang frontotemporal degeneration. Empa thuto e ncha e bontša hore phatsa ea lefutso ena ke tse ling tse ngata haholo tse amanang le boko botsofali le etsang qeto ea hore kamoo hantle batho ba hōlileng ho boloka mosebetsi bona dikopanothutano. Ho fumana hore na seo ka 'na laola boko botsofali, bafuputsi ba babeli ba hlahlobisisa lesedi liphatsa tsa lefutso ho tswa ho feta 1200 batho disampole boko e le batho bao ba sa kang ba se na le boloetse ba lefu leha e le efe neurodegenerative ha ba ntse ba phela.
ke peculiarity ea phatsa ea lefutso ena ke efe?
phatsa ea lefutso e 'ngoe, TMEM106B tšoanang, a ema ka ntle le ba bang kaofela, le bontša ka boeona e ka e differential botsofali tsa enjene. E fellang kateng le hore phatsa ea lefutso ena laola ho ruruha le tahlehelo ea methapo ea kutlo e bokong. Empa phatsa ea lefutso ena e na le mefuta e 'meli, kapa ho ena, alleles tse peli: ea pele e amanang le e kotsi ea ho potlakisa botsofali ea boko e ile ea eketseha, ha e mong a ke a ho sireletsa le ho thibela ho potlakisa botsofali. Motho ka mong o na le liphetolelo tse peli tsa lefutso sena liphatsa tsa lefutso, 'me hoo e ka bang mashome a mararo lekholong ea baahi ba ka liphetolelo tsena tse peli tse - mpe. liphesente tse mashome a mahlano tsa baahi ba moo, allele mong e sireletsang, 'me tse ling tse tshusumetso e mpe ho boko, hantle,' me tse setseng ba etsang liphesente tse mashome a mabeli ke alleles pedi sireletsang.
A mefuta e fapaneng ya tlhakantsuke, 'me seo mokhoa
Ho ea fihla ka ahloloa ka nako ena, phello e mpe ea alleles tse peli ke cumulative. Sena se bolela hore boko ba motho, le nang le alleles pedi mpe, o sheba lilemo tse hlano a le moholo ho boko ea batho ba nang le 'ngoe feela e mpe allele. Le boko ba bona, le eena, a shebahala lilemo tse hlano a le moholo ho boko ea batho ba sa na le alleles negative. Kahoo e mong oa dikgakanyo ka sehloohong mabapi le liphatsa tsa lefutso ke eena ho ea ka tseo TMEM106B laola ka karabelo e hlophisitsoeng ka boko ba motho bo ka stressors le lilemo. E le karolo ea ho ithuta e tšoanang, bafuputsi sheba boko ea ba neng nakong ea bophelo ba hae a utloa bohloko ho tswa ho lefu la Alzheimer kapa Huntington 'me a fumana hantle phello e tšoanang ea phatsa ea lefutso e ka botsofali ea boko. Ke habohlokoa ho hopola hore phatsa ea lefutso ena e ba e atlehang ha e fihla a le lilemo li 65, ka pel'a batho bohle ba ka phahameng ka ho tšoanang.
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