Èbu alesi dɔléle aɖewo le míaƒe ŋutilã me
tso dzidzime yi dzidzime , alo alesi dɔléle aɖewo dona kpatae ŋu kpɔa? Susu ɖeka si tae nye tɔtrɔ suesuesue siwo dzɔna le míaƒe domenyiŋusẽfianuwo me, si nye
DNA ƒe tɔtrɔ (
mutations ). Egbea míaƒo nu tso esia ŋu bɔbɔe ŋutɔ, le mɔ si gɔme nàte ŋu ase nu.
Nukae nye DNA ƒe tɔtrɔ? Mina míase egɔme bɔbɔe!
Kpuie ko la, DNA ƒe tɔtrɔ nye tɔtrɔ le wò DNA ƒe ɖoɖo nu, si fia be wò domenyiŋusẽfianu ŋuti nyatakakawo. Bu eŋu abe nuɖaɖa si wotsɔ wɔa nuɖuɖu ene. Ne wotrɔ ŋɔŋlɔdzesi alo nya aɖe le nuɖaɖa sia me vie la, nuɖuɖua ƒe vivi ate ŋu atrɔ, alo? Aleae DNA ƒe tɔtrɔ le. Zi geɖe la, tɔtrɔ siawo siwo vaa DNA, si nye nugbagbeviwo ƒe tɔtrɔ, me ne míaƒe lãmenugbagbeviwo ma eye lãmenugbagbevi yeyewo va dzɔ. Gake mègatsi dzi o,
zi geɖe la, tɔtrɔ siawo siwo vaa DNA me mekpɔa ŋusẽ gã aɖeke ɖe míaƒe domenyiŋusẽfianu dzi o, eye womehea dɔléle aɖeke vɛ o. Gake tɔtrɔ aɖewo li siwo ate ŋu ahe
domenyiŋusẽfianu ƒe nɔnɔme siwo gblẽa nu le míaƒe lãmesẽ ŋu. Domenyiŋusẽfianu ƒe tɔtrɔ mawo akpe geɖe li siwo ate ŋu adzɔ ne míaƒe lãmenugbagbeviwo ma eye lãmenugbagbevi yeyewo va dzɔ. Le wo dome la, ƒomevi vevi eve li:
- Dɔlékuiwo ƒe domenyiŋusẽfianu ƒe tɔtrɔ
- Somatic ƒe tɔtrɔwo
Azɔ mina míalé ŋku ɖe ƒomevi eve siawo ŋu ɖe vovo.
Dzɔdzɔmeŋusẽ ƒe tɔtrɔ ƒomevi eve li: dɔlékui ƒe ƒomedodo kple somatic.
Nukae nye Dɔlékuiwo ƒe Dzɔdzɔmeŋusẽ ƒe Tɔtrɔ?
Dɔlékuiwo ƒe tɔtrɔ nye
tɔtrɔ siwo dzɔna le dzilawo ƒe vidzidzi lãmenugbagbeviwo me, eɖanye azi lãmenugbagbeviwo alo tsinyenye ƒe lãmenugbagbeviwo o. Dzɔdzɔmenugbagbevi siawo trɔa domenyiŋusẽfianu si ɖevia xɔna tso dzilawo gbɔ. Kpuie ko la, nusiawo nye
domenyiŋusẽfianu ƒe tɔtrɔ. Àte ŋu anyi dɔlékui ƒe tɔtrɔ siawo ƒe dome tso dawò alo fofowò gbɔ.
Tsɔe be vovototo sue aɖe, si nye tɔtrɔ aɖe, le vidadaa alo fofoa ƒe azi lãmenugbagbeviwo alo tsinyenye ƒe lãmenugbagbeviwo dometɔ ɖeka me. Emegbe ne lãmenugbagbevi mawo va ƒo ƒu wɔ ɖevi la, tɔtrɔ ma yia ɖevia gbɔ. Esia tae woyɔa esiawo be domenyiŋusẽfianu ƒe tɔtrɔwo.
Nukae nye Somatic Mutations?
Somatic mutations nye
tɔtrɔ siwo dzɔna le lãmenugbagbevi ɖesiaɖe si le ame ƒe ŋutilã me si menye vidzidzi lãmenugbagbevi (azi alo tsinyenye) o ƒe DNA me le fufɔfɔ megbe. Vevietɔ la,
wometsɔa ŋutilã ƒe tɔtrɔ siawo tso dzilawo gbɔ yia ɖeviwo gbɔ o (menye domenyiŋusẽfianu o).Esiawo ate ŋu adzɔ le vome, si fia be ƒome ŋutinya aɖeke manɔmee, kasia. Azɔ hã, wometsɔa wo naa dzidzime siwo gbɔna o. Kpuie ko la, ne tɔtrɔ aɖe va wò DNA me le afi aɖe le wò dzidzi megbe, abe ŋutigbalẽmenugbagbevi alo lãkusi me lãmenugbagbevi ene la, ke enye ŋutilã ƒe tɔtrɔ. Wometsɔnɛ naa viwòwo o.
Aleke tɔtrɔ siawo kpɔa ŋusẽ ɖe míaƒe ŋutilã dzii?
Abe alesi míegblɔe va yi ene la,
domenyiŋusẽfianu ƒe tɔtrɔ akpa gãtɔ mehea kuxi aɖeke vɛ na mí o. Gake nugbagbeviwo ƒe tɔtrɔ aɖewo ate ŋu ahe dzesiwo vɛ. Domenyiŋusẽfianu ƒe nɔnɔmewo nye dɔléle siwo tsoa tɔtrɔ siwo va le míaƒe domenyiŋusẽfianu me gbɔ. Wò domenyiŋusẽfianu nye domenyiŋusẽfianu ŋuti nyatakaka blibo siwo wotsɔ wò DNA, domenyiŋusẽfianu, kple domenyiŋusẽfianuwo wɔ.
Ðe woate ŋu atso domenyiŋusẽfianu ƒe tɔtrɔ tso dzidzime yi dzidzimea?
Esia nye nyabiase vevi aɖe ŋutɔ.
- Woate ŋu anyi dɔlékuiwo ƒe domenyiŋusẽfianu ƒe tɔtrɔwo ƒe dome elabena tɔtrɔa dzɔna le vidzidzi lãmenugbagbeviwo (azi alo tsinyenye) me. Esi azi kple tsinyenye tso dzilawo gbɔ yia ɖeviwo gbɔ ta la, dometsotsoa hã nyea domenyinyi.
- Màte ŋu anyi ŋutilã me tɔtrɔwo ƒe dome o elabena wodzɔna le vome le lãmenugbagbevi siwo menye azi alo tsinyenye o me.
Afikae míaƒe DNA le? Aleke wòle?
DNA le
lãmenugbagbevi ɖesiaɖe me le míaƒe ŋutilã me (lãmenugbagbevi triliɔn geɖe le míaƒe ŋutilã me!). Míaƒe domenyiŋusẽfianu le eme. Domenyiŋusẽfianu sia le abe alesi míaƒe ŋutilã wɔa dɔe ŋuti mɔfiamegbalẽa ene. Le DNA ƒe nɔnɔme gome la, enye
wɔwɔme si me gɔmeɖoanyi ene le:- Adenine (A) .
- Cytosine (C) ƒe lãmenugbagbevi .
- Thymine (T) ƒe .
- Guanine (Guanine - G) ƒe dɔ.
Wotsɔa gɔmeɖoanyi siawo ƒoa ƒu ɖekae le eve eve me: A kple T, C kple G. Gɔmeɖoanyi eve siawo, kpakple sukli molecule kple phosphate molecule wɔa nucleotide. Ne nucleotide siawo ƒo ƒu ɖekae la, wowɔa atrakpui si le tsatsam le míaƒe lãmenugbagbeviwo me, si nye helix eve. Le go sia me la, gɔmeɖoanyi eveawo le abe atrakpui la ƒe atrakpuiwo ene, eye sukli kple phosphate moleculeawo le abe atrakpui la ƒe asiléƒewo ene. Ðe menye aɖaŋu wɔnuku aɖee wònye oa?
Aleke dɔlékuiwo ƒe tɔtrɔwo dzɔna eye afikae?
Dɔlékuiwo ƒe tɔtrɔ nana tɔtrɔwo vaa vidzidzi lãmenugbagbeviwo ƒe DNA me. Ne azi kple tsinyenye wɔ ɖeka le vidzidzi me la, lãmenugbagbevi mawo ma tsɔ wɔa lãmenugbagbevi yeyewo, eye wowɔa fugboe.
Dzila siwo tsɔa domenyiŋusẽfianu ƒe tɔtrɔ aɖe ate ŋu atsɔ nugbagbevi si trɔna la ana wo viwo. Aleke ŋutilã ƒe tɔtrɔwo dzɔna eye afikae wòdzɔna le?
Somatic mutation nye tɔtrɔ le ame ƒe DNA me si dzɔna
le vidzidzi megbe, le lãmenugbagbevi ɖesiaɖe si le woƒe ŋutilã me si menye tsinyenye alo azi o (dɔlékui lãmenugbagbeviwo). Amegbetɔ ƒe lãmenugbagbeviwo le mamam ɣesiaɣi eye lãmenugbagbevi yeyewo le wo ɖɔlim. Ne tɔtrɔ aɖe dzɔ la, lãmenugbagbevi bubu siwo katã dona tso lãmenugbagbevi ma si ŋu wòku ɖo me la akpɔ tɔtrɔ ma le woƒe DNA me.
Nɔnɔme kawoe bɔ siwo dɔlékuiwo ƒe tɔtrɔ hena vɛ?
Dɔlékuiwo ƒe tɔtrɔ gbɔe nɔnɔme siwo ƒe dome wonyi tsona. Nɔnɔme mawo alafa geɖe li, gake nɔnɔme siwo bɔ wu le dɔlékuiwo ƒe tɔtrɔ me dometɔ aɖewoe nye:
Nukawoe nye dɔléle siwo bɔ siwo ŋutilã ƒe tɔtrɔwo hena vɛ?
Somatic mutations ate ŋu ahe dɔléle siwo gblẽa nu le ame ƒe lãmesẽ ŋu hã vɛ. Dɔléle siwo bɔ siwo ŋutilã ƒe tɔtrɔ hena vɛ dometɔ aɖewoe nye:
- Ŋutilã me kansa
- Aklã me dɔdzẽ
- McCune-Albright ƒe dɔlélea
- Sturge-Weber ƒe dɔlélea
Ðe dodokpɔ aɖewo li be woatsɔ ade dzesi nugbagbevi siawo siwo trɔna?
Ẽ,
domenyiŋusẽfianu dodokpɔ ate ŋu ade dzesi tɔtrɔ siawo, si fia tɔtrɔ siwo va le wò domenyiŋusẽfianu, domenyiŋusẽfianu, alo protein me. Domenyiŋusẽfianu dodokpɔ ate ŋu anya domenyiŋusẽfianu alo domenyiŋusẽfianu si tututu me tɔtrɔa le. Ne domenyiŋusẽfianu ƒe nɔnɔme aɖewo le dzilawo ŋu le ƒomea me la, domenyiŋusẽfianu ƒe dodokpɔ siawo ate ŋu akpe ɖe mía ŋu míase afɔku si le vi si ŋu domenyiŋusẽfianu ƒe dɔléle aɖe le dzidzi me gɔme.
Aleke míekpɔa mía ɖokui ta tso nugbagbevi siwo trɔna siawo me?
Ehiã be míadzro esia hã me le akpa eve me.
Nusiwo ate ŋu aɖe ŋutilã ƒe tɔtrɔ dzi akpɔtɔ:
Dzɔgbenyuietɔe la, nu aɖewo li míate ŋu awɔ atsɔ aɖe afɔku si le ŋutilã ƒe tɔtrɔ me dzi akpɔtɔ:
- Ɣe ƒe keklẽŋusẽtike zazã ne èle ŋdɔ me kple UV keklẽ ƒe amedzidzedze dzi ɖeɖe kpɔtɔ.
- Ame ŋutɔ ƒe ametakpɔnu, abe ametakpɔnu kple asigɛ ene zazã ne èle dɔ wɔm kple atikewo.
- Menye atamanono o.
- Nuɖuɖu si naa lãmesẽ ɖuɖu kple kamedede.
Mina míanya nu tso Dɔlékuiwo ƒe Dzɔdzɔmeŋusẽ ƒe Tɔtrɔwo ŋu:
Míate ŋu axe mɔ ɖe dɔlékuiwo ƒe tɔtrɔ siwo ƒe dome míenyi nu o. Gake
àte ŋu aƒo nu tso domenyiŋusẽfianu dodokpɔ ŋu na wò ɖɔkta be nàse afɔku si le eme be nàdzi vi si ŋu dɔlékui ƒe tɔtrɔ le gɔme. Esia le vevie ŋutɔ ne domenyiŋusẽfianu ƒe nɔnɔmewo le wò ƒomea me.
Ðo ŋku nu vevitɔ kekeake dzi! (Gbedasi si Wotsɔ Yi Aƒeme)
Le nusi ŋu míeƒo nu tsoe egbea nu la, ɖewohĩ èse egɔme be tɔtrɔ siwo vaa míaƒe DNA, alo nugbagbeviwo ƒe tɔtrɔ, me menye nusi wòle be míavɔ̃ na o.
Zi geɖe la, tɔtrɔ siwo vaa DNA me mehea domenyiŋusẽfianu ƒe nɔnɔmewo vɛ o. Gake DNA ƒe tɔtrɔ aɖewo ate ŋu agblẽ nu le wò lãmesẽ ŋu.
- Ne domenyiŋusẽfianu ƒe nɔnɔmewo le wò ƒomea me la, ƒo nu tso domenyiŋusẽfianu dodokpɔ ŋu na wò ɖɔkta be nàse afɔku si le eme be nàdzi vi si me dɔlékui ƒe tɔtrɔ le gɔme.
- Dze agbagba nàƒo asa na ŋutilã ƒe tɔtrɔ le ŋutilã me alesi nàte ŋui, siwo menye domenyinu o. Be nàte ŋu awɔ esia la, kpɔ ɖokuiwò ta tso ŋdɔkutsu dzatsɛ me, ƒo asa na atike siwo gblẽa nu le ame ŋu, eye nàlé agbe nyui nɔnɔ me ɖe asi.
Mele mɔ kpɔm be nyatakaka sia akpe ɖe ŋuwò. Ne nya aɖe le asiwò la, mègahe ɖe megbe gbeɖe le ɖɔkta biabia me o.
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