Liteko tsa nucleic-acid amplification, tseo hape li tsejoang e le NATs kapa NAATs, li sebelisetsoa ho khetholla DNA kapa RNA tse nyane ka litekong tsa tlhahlobo. Ha ho tluoa tabeng ea ho hlahlojoa ha STD , ho na le li-NAT tse fumanehang tse ka fumanang mafu a fapaneng a likobo. Ha e le hantle, liteko tse ngata tsa merobo bakeng sa mafu a likobo li etsoa ka liteko tsa nucleic-acid amplification.
Liteko tsa Amplification ea Nucleic-Acid li sebetsa joang?
Ho na le mefuta e fapa-fapaneng ea liteko tsa nucleic-acid e matlafatsang, empa kaofela ha tsona li thehiloe molao-motheo o tšoanang.
NAT e sebelisa liketsahalo tsa lik'hemik'hale tse pheta-phetoang ho etsa likopi tse ngata tsa DNA kapa RNA tseo lingaka li lekang ho li lemoha. Liphetoho tsena li matlafatsa pontšo ea nucleic acids tlhahlobo ea tlhahlobo e le hore li be bonolo ho li khetholla. Ho bonolo ho fumana likopi tse 10 000 tsa liphatsa tsa lefutso ho feta 10.
Sena se na le ho etsa'ng ka tlhahlobo ea STD?
Mokhoa oa ho matlafatsa lik'hemik'hale kapa likokoana-hloko tsa nucleic acid hase ka boeona tlhahlobo ea STD . Ho e-na le hoo, hang ha palo ea DNA kapa RNA e eketsehile ka sampuliso e sebelisa PCR kapa LCR , liteko tse tloaelehileng li sebelisoa ho e lemoha. Hangata liteko tsena li kenyelletsa mofuta o itseng oa ho phalla ha nucleic acid. Lipakeng tsa liteko tsena, sampuli e na le lisebelisoa tse entsoeng ka letsoho tsa DNA kapa RNA tse ngotsoeng ka tsela e itseng e etsang hore ho be bonolo ho e lemoha. E ka 'na ea thusa ho e nka e le khanya motseng o lefifi o fanang ka karoloana e khethehileng ea boitsebiso bo khethollang.
Liteko tsa ho hlahisa li-nucleic-acid li na le thuso e hlollang bakeng sa liteko tsa STD. Ba lumella lingaka hore li lemohe likokoana-hloko tsa mafu a likobo esita le ha ho e-na le palo e fokolang feela ea libōpuoa tse phelang. Ke mofuta ona oa thekenoloji o entseng hore ho khonehe ho hlahloba lits'oaetso tsa mafu a likobo a neng a kile a fumanoa ke sesebelisoa.
Ho feta moo, kaha liteko tsa nucleic-acid amplification li hlokometse ka mokhoa o makatsang esita le likokoana-hloko tse nyenyane tsa DNA, li bohlokoa haholo bakeng sa ho hlahloba phepelo ea mali. Liteko tsena li etsa hore ho khonehe ho lemoha likaroloana tse nyenyane tsa HIV le likokoana-hloko tse ling tse nang le mali tse ka 'nang tsa hloloheloa.
Hape ho na le liteko tse sa hlakisoang tsa nucleic acid tse fumanehang bakeng sa mafu a mang a likobo, tse kang gonorrhea le chlamydia . Liteko tse sa hlakisoang tsa nucleic acid hybridization li ka 'na tsa sebelisoa ha boholo ba libaktheria kapa likokoana-hloko tsa DNA (kapa RNA) ho lebeletsoe hore li be teng, joalo ka setulong sa motsoako kapa sebakeng sa mofuta oa baktheria . Maemong a joalo, ha ho matlafatso a bohlokoa. Mehlala ena, haeba DNA kapa RNA e teng, e lokela ho ba teng ka chelete e fumanehang.
Mohlala oa Tlhahlobo ena ka Ketso
Liteko tsa nucleic-acid amplification ke mekhoa e tsotehang ea ho lemoha hore na libaktheria kapa kokoana-hloko li teng sampong ea tlhaho. Ha ho tluoa tabeng ea ho lemoha herpes ea motsoako oa botona kapa botšehali ka lefu le tsoang ho motho ea nang le matšoao, liteko tsena li sebetsa e le mokhoa o tsoetseng pele oa setso sa kokoana-hloko . Litloaelo tsa bohloa li ka ba thata ho li laboratori tse ling ho li etsa. Ho fapana le liteko tsa mali tsa herpes , NAT e sa ntse e akarelletsa boikemisetso bo tobileng ba hore na kokoana-hloko e teng molekong ho e-na le ho batla anti-herpes antibodies.
Nucleic-acid amplification e boetse e lumeletse ho atolosoa ha chlamydia le gonorrhea ho hlahloba naha ka bophara. Hona joale ho hlahloba ho joalo hona joale ho ka etsoa ka lisebelisoa tsa motsoako ho e-na le ho hloka swab ea morao-rao kapa ea lipere. Kahoo ho ba bonolo ho leka lipalo tse ngata tsa banna le basali ba bacha bakeng sa mafu a likobo ka mefuta e fapa-fapaneng ea bongaka le e sa tloaelehang. Ho bokella motsoako ho hloka boitsebiso bo bongaka ba bongaka, 'me batho ba ka' na ba ikemisetsa ho senya senoelo ho feta ho ba le bothata ba bothata ba botšehali.
Bafuputsi ba boetse ba sebelisa liteko tsa nucleic-acid amplification ho fumana boitsebiso bo eketsehileng mabapi le tekanyo ea bothata ba li - STD tse sa tšoaneng tse etsoang United States.
Mananeo a ho hlahloba haholo a NAT a sebelisitsoe sesoleng, lilemong tsa bocha, ho banna ba kopanelang liphate le banna, le likarolong tse ling tse kotsing le tse tlaase. Liteko tsena li lumella ho fumanoa ha mafu a likobo ka li-sampuli tse nyenyane tse atisang ho nkoa e le karolo ea lipatlisiso tse kholo tsa bophelo bo botle ba sechaba.
> Mehloli:
> Bernstein KT, Chow JM, Pathela P, Mpho ea TL. Matšoao a ho kopanela liphate ka libaktheria Ho hlahloba ka ntle ho setsing sa bophelo - Sepheo sa Lenane la kajeno la mafu a ho kopanela liphate. Sex Transm Dis. 2016 Feb; 43 (2 Tlatsetso ea 1): S42-52. doi: 10.1097 / OLQ.0000000000000343.
> Chow EPF, Walker S, Bala TRH, Chen MY, Bradshaw CS, Fairley CK. Tšebeliso ea Boithaopo ea Gonorrhea ea Mouthwash le Pharyngeal Detection ke Nucleic Acid Amplification Test. Sex Transm Dis. 2017 Oct; 44 (10): 593-595. le: 10.1097 / OLQ.0000000000000654.
> Trembizki E, Costa AM, Tabrizi SN, Whiley DM, Twin J. Menyetla le litsuiso tsa tlhahlobo ea limolek'hule bakeng sa ho lemoha likokoana-hloko tse tšoaetsanoang ka thobalano. Pathology. 2015 Ka holimo; 47 (3): 219-26. le: 10.1097 / PAT.0000000000000239.