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Me ako noa tātou mō ngā ira e hua ai te mate pukupuku (ngā oncogenes)?

Me ako noa tātou mō ngā ira e hua ai te mate pukupuku (ngā oncogenes)?

He paku mataku tātou katoa ki te kupu "matepukupuku", tika? Engari kua whakaaro kē koe me pēhea te whanaketanga o tēnei mea, ā, mehemea rānei he mea kei roto i tō tātou tinana te take? Inaa, ko ngā panonitanga o ētahi o ngā ira e whakahaere ana i ngā pūtau o roto i tō tātou tinana tetahi o ngā tino take o te matepukupuku. I tēnei rā, ka kōrero tātou mō tētahi momo ira ka taea te whakaputa i te matepukupuku. Ka kiia ēnei e tātou he oncogenes.

Hei whakarāpopototanga, he aha ēnei oncogenes?

He ira te oncogene ka taea te whakaputa mate pukupuku. Engari ehara i te ira kino e noho tonu ana i roto i ō tātou tinana. He putanga whakarerekētanga kē ia o tētahi ira tino noa, hauora e whakahaere ana i te tipu o ngā pūtau i roto i ō tātou tinana.

Whakaarohia pēnei. He huinga ira pai, he pūnaha whakahaere tō tātou e whakahaere ana i ngā mea pēnei i te tipu me te wehenga o ngā pūtau i roto i ō tātou tinana. Ka kiia ēnei he proto-oncogenes . He rite ki te whakateretere o te motuka. Ka takahia ina hiahiatia, ka tukuna ina kore. Koinei te mea e whakahaere ana i te tipu o ngā pūtau ki te taumata e hiahiatia ana.

Engari, mō tētahi take, ki te huri tēnei proto-oncogene pai, ki te whakarerekē rānei, ka huri hei oncogene . He aha te mea ka tupu ināianei? He rite ki te mea kua mau te whakateretere o taua motuka ki te papa. Arā, kei te tuku tonu tēnei oncogene i ngā tohu ki ngā pūtau kia "wehewehe, kia tipu." Kāore e mutu. Nō reira, i roto i te wā, ka kohikohi ēnei pūtau rerekē e wehewehe ana, kāore e taea te whakahaere, ka hanga he pukupuku .

He mea tino nui kia mārama ngā tākuta ki te mahi a ēnei oncogenes, kia taea ai e rātou te aro ki ēnei oncogenes me te kimi rongoā hou hei rongoā i te mate pukupuku.

Ngā oncogenes e pā ana ki ngā momo mate pukupuku

Tae noa mai ki tēnei wā, neke atu i te 100 ngā oncogene kua tautuhia kei roto i ngā momo mate pukupuku. Hei tauira, tata ki te kotahi i roto i te rima ngā mate pukupuku e hono ana ki ngā momo oncogene i roto i te whānau ira Ras.

Ko ētahi o ngā oncogenes he hononga nui ake ki ētahi momo mate pukupuku. Tirohia te ripanga i raro nei kia pai ake ai te mārama ki tēnei.

Ingoa o te oncogene (Oncogene) Ngā momo mate pukupuku e hono pinepine ana
BCR/ABL1Te mate pukupuku toto myeloid mau tonu me ētahi momo mate pukupuku toto lymphoblastic pūtau-B.
CMYC Te mate pukupuku o Burkitt.
EGFR me EML4AK He momo mate pukupuku e kiia nei ko te adenocarcinoma o te pukahukahu.
HER2 Te mate pukupuku o te ū.
KRAS Te mate pukupuku o te repeure, te mate pukupuku o te koroni, me te mate pukupuku o te pūkahukahu.
NMYC Te neuroblastoma me ētahi momo mate pukupuku pūkahukahu.

He aha i kino ai ēnei ira pai?

Kāore i te tino mōhiotia te take e huri ai tēnei proto-oncogene hei oncogene, engari e whakaponohia ana he maha ngā mea e mōhiotia ana e tātou hei take o te mate pukupuku he pānga ki tēnei.

  • Te nui rawa o te pānga ki te rā.
  • Te pānga ki ngā matū carcinogens (hei tauira, hikareti, asbestos).
  • Ētahi mate huaketo.

Ko te mea nui , ehara i te mea ka riro mai i ō tātou mātua ēnei oncogenes. He huringa ira hou ēnei e puta ana i te wā e ora ana te tangata.

E toru ngā huarahi matua e puta ai ēnei huringa:

  • Te whakarerekētanga ira: I mua i te wehenga o ā tātou pūtau, ka tāruatia e rātou tō rātou DNA. I roto i tēnei tāruatanga, ka puta pea he panoni iti i roto i te DNA, pērā i te tāpiri, te muku rānei i tētahi reta. Mā tēnei hapa iti ka taea te huri i tētahi proto-oncogene hei oncogene.
  • Te whakanui ira: I ētahi wā, ka puta he nui atu i te kotahi tārua o te ira i runga i tētahi o ā tātou chromosome. Mā tēnei, ki te nui rawa ngā tārua o te proto-oncogene ka puta, ka taea te whakanui ake i tōna pānga, ā, ka taea e ngā pūtau matepukupuku te tipu.
  • Te whakarerekētanga o ngā ira: He uaua ake tēnei. Ki te kī māmā noa, ka whati tetahi wahi o tētahi ira ka whakawhiti ki tetahi wahi o tētahi atu ira. Ka kiia hoki tēnei tukanga ko te whakawhiti . Ka hua ake pea tēnei whakawhiti i te hanganga o tētahi ira hou, kaha.

He aha te mea nui kia mōhio koe ki ngā oncogenes mō te rongoā matepukupuku?

I te nuinga o te wā, ka puta te mate pukupuku i te huinga o ngā whakarerekētanga ira. Engari i ētahi wā, ka taea e te oncogene kotahi te kaha ki te tīmata i te tukanga mate pukupuku katoa.

Anei te rongo pai: He māmā ake, he whai hua ake hoki te aro ki tētahi whakarerekētanga ira nui i te rongoā i ngā whakarerekētanga ira maha i te wā kotahi.

He tauira pai ko te mate toto pūkahukahu myelogenous (CML). Kua kitea e ngā tākuta ko tēnei mate toto pūkahukahu i puta mai i tētahi oncogene kotahi e kiia nei ko te BCR-ABL. Ka puta mai i tēnei oncogene tētahi whākōkī rerekē e meinga ai ngā pūtau toto mā kia wehea korekore.

Inaianei kei reira tētahi momo rongoā e kiia nei ko te tyrosine kinase inhibitor (TKI) . Ka ārai tika ēnei rongoā i te mahi a te whākōkī BCR-ABL. Kātahi ka mate ngā toto toto ma rerekē. Nā tēnei maimoatanga i taea ai te CML te hoki ki te taumata e hiahiatia ana. I mua i te taenga mai o tēnei rongoā, kotahi anake i roto i te rima o ngā tāngata whai CML i ora mō ngā tau e rima. Engari i tēnei rā, nā ngā maimoatanga e aro ana ki tēnei oncogene, kei te roa ake te ora o ngā tūroro, ā, kei te ora hauora ake hoki.

Nō reira, he oncogene anō hoki te p53?

Kāore. He ira pehi pukupuku te p53. Ko tōna tikanga he "ira e aukati ana i te tipu o te pukupuku." Engari ka taea hoki e ngā whakarerekētanga ira te whakaputa mate pukupuku.

Kia hoki tātou ki te tauira o te motuka.

  • He rite ngā proto-oncogenes ki te whakateretere o tētahi motuka.
  • He rite ngā ira pehi pukupuku ki ngā parai o te motuka.

He rite te oncogene ki te whakateretere e whakawetohia ana. He rite te ira pehi pukupuku ki ngā parai e whakawetohia ana. I ngā āhuatanga e rua, ka haere tonu te waka e kiia nei ko te pūtau me te kore whakahaere, arā, ka wehea. Nō reira ka taea te whakawhanake i te mate pukupuku.

He mea whakamana i te hinengaro o ētahi tūroro te ako mō te mate pukupuku, me te ngana ki te mārama ki ngā āhuatanga o roto. Mēnā he rite tonu ō whakaaro, pātai atu ki tō tākuta kia whakamārama mai i ngā huringa ira i puta ai tō mate i roto i ngā kupu māmā noa iho. Mā tēnei ka āwhina i a koe kia mārama ake ai ki te tukanga maimoatanga.

Karere Tangohia ki te Kāinga

  • Ko ngā oncogenes he momo ira ka puta ai te mate pukupuku nā ngā huringa o ngā ira noa (proto-oncogenes) e whakahaere ana i te tipu o ngā pūtau i roto i tō tātou tinana.
  • He rite ēnei ki te whakateretere o tētahi motuka e mau ana. Arā, ka tukuna he tohu ki ngā pūtau kia "tipu" tonu.
  • Kāore ēnei huringa ira i te tuku iho i te nuinga o te wā. Tērā pea nā te nui rawa o te rā, ngā matū whakaputa mate pukupuku, ētahi huaketo rānei i te wā e ora ana.
  • Nā te tautuhi i ngā oncogenes motuhake kua āwhina i te whakawhanake i ngā maimoatanga whai hua tino whai hua.
  • Mena he pātai āu mō te mate pukupuku, mō ngā huringa ira rānei, ko tō tākuta te tangata pai hei whakamārama i aua pātai.

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⚠️ Important: The medical articles and information on Nirogi Lanka are for general awareness only, and are by no means a substitute for professional medical advice, diagnosis, or treatment. For any medical problem you have, consult a qualified physician immediately.

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