Mlembi: Charles Brown
Tsiku La Chilengedwe: 9 Febuluwale 2021
Sinthani Tsiku: 19 Kuguba 2025
Anonim
Kuyesa kwaubambo: ndi chiyani komanso momwe zimachitikira - Thanzi
Kuyesa kwaubambo: ndi chiyani komanso momwe zimachitikira - Thanzi

Zamkati

Kuyesa kwaubambo ndi mtundu wa mayeso a DNA omwe cholinga chake ndi kutsimikizira kuchuluka kwa ubale wapakati pa munthuyo ndi abambo ake omwe amati ndi abambo ake. Kuyesaku kumatha kuchitidwa panthawi yapakati kapena yobadwa pofufuza magazi, malovu kapena zingwe za tsitsi za mayi, mwana ndi omwe akuti ndi abambo.

Mitundu yayikulu yoyesedwa kwa abambo ndi awa:

  • Kuyesa kubereka asanabadwe: itha kuchitidwa kuyambira sabata la 8 la kubereka pogwiritsa ntchito kachitsanzo kakang'ono ka magazi a mayi, popeza kuti DNA ya mwana wosabadwayo imatha kupezeka kale m'magazi a mayi, ndikuyerekeza ndi zomwe akuti ndi abambo;
  • Mayeso aubambo wa Amniocentesis: itha kuchitidwa pakati pa 14 ndi 28 ya bere potolera amniotic fluid yomwe imazungulira mwana wosabadwa ndikumuyerekeza ndi zomwe akuti ndi abambo;
  • Mayeso a abambo a Cordocentesis: itha kuchitidwa kuyambira sabata la 29 la kubereka potenga magazi kuchokera kwa mwana wosabadwayo kudzera mu umbilical ndikufanizira ndi zomwe akuti ndi abambo;
  • Kuyesa kwa abambo a Corial villus: imatha kuchitika pakati pa sabata la 11 ndi 13 la kubereka kudzera mukutolera zidutswa za placenta ndikufanizira ndi majini a bambo omwe akuti ndi bambo ake.

Zinthu zakubadwa za omwe akuti ndi abambo atha kukhala magazi, malovu kapena tsitsi, komabe ma laboratories ena amalimbikitsa kuti tsitsi 10 lomwe latengedwa muzu lisonkhanitsidwe. Omwe ati ndi bambo ake atamwalira, kuyesa kwaubambo kumatha kuchitidwa pogwiritsa ntchito zitsanzo zamagazi za mayi kapena bambo wa womwalirayo.


Kutoleredwa kwa Malovu Oyesera Paternity

Momwe kuyesa kwaubambo kumachitikira

Kuyesa kwaubambo kumapangidwa kuchokera pakusanthula kwazitsanzo zomwe zidatumizidwa ku labotale, komwe mayeso am'magazi amachitika omwe akuwonetsa kuchuluka kwa ubale wapakati pa anthu omwe adayesedwa poyerekeza DNA. Dziwani zambiri za kuyesa kwa DNA.

Zotsatira za kuyesa kwaubambo zimatulutsidwa pakati pa masabata awiri ndi atatu, kutengera labotale yomwe imachitikira, ndipo ndi 99.9% yodalirika.

Kuyesedwa kwa DNA ali ndi pakati

Kuyesedwa kwa DNA pa nthawi yoyembekezera kumatha kuchitika kuyambira pa sabata la 8 la kubereka potenga magazi a mayi, popeza munthawi imeneyi fetal DNA imapezeka kale m'magazi a amayi. Komabe, kuyezetsa kwa DNA kumangotchula DNA ya amayi, kungakhale kofunikira kuti ayitengenso kapena kudikirira milungu ingapo kuti zinthu zina zizisonkhanitsidwa.


Kawirikawiri mu sabata la 12 la chiberekero, DNA imatha kusonkhanitsidwa kudzera mu chorionic villus biopsy, momwe mumatenga gawo lina la placenta lomwe lili ndi maselo a mwana wosabadwa, kutengedwa kuti akawunikidwe mu labotore ndikuyerekeza ndi majini a mwana wosabadwayo. Pafupifupi sabata la 16 la bere, amniotic fluid imatha kusonkhanitsidwa komanso mozungulira sabata la 20, magazi ochokera ku umbilical cord.

Njira iliyonse yomwe imagwiritsidwa ntchito kupezera chiberekero cha m'mimba, DNA imafanizidwa ndi DNA ya abambo kuti aone ngati ali pachibale chotani.

Koyesa mayeso aubambo

Kuyesa kwa umayi kumatha kuchitika mwaokha kapena kudzera pakulamula kwa makhothi muma laboratories apadera. Ma laboratories ena omwe amayesa kuyesa abambo ku Brazil ndi awa:


  • Genomic - ukadaulo wa mamolekyulu - Nambala: (11) 3288-1188;
  • Malo a Genome - Nambala: 0800 771 1137 kapena (11) 50799593.

Ndikofunika kudziwitsa panthawi yolembaku ngati wina mwa anthuwa adathiridwa magazi kapena m'mafupa miyezi 6 isanachitike mayeso, popeza izi zitha kukhala zokayikitsa, kukhala oyenera kwambiri kuyesa kuyesa abambo kusonkhanitsa nyemba.

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