M ga-esi cancer?

Ajụjụ: "Ị na-cancer" ugbu a na-aghọ ndị ọzọ na ndị ọzọ mkpa. More na nso nso, ndị ọkà mmụta sayensị ji otu olu kwuru na cancer-apụghị oria, ma taa, e nwere ọtụtụ ihe e kwurula nke carcinogenesis, na otu onye n'ime ha nnọọ ezi na-ekwu na ụfọdụ ọrịa cancer nwere a malitere ịrịa etiology. Ke adianade nje, nke inwe ihe ize ndụ ụmụ mmadụ ọrịa, ndị cancer nwere ike mepụtara n'okpuru nduzi nke n'amaghi cell mutation, radieshon na chemical ikpughe. E nwere a version na cancer na-ketara n'ụdị a kpọmkwem site n'usoro, nke bụ maka mmepe nke etuto ahụ.

Nwere ike ị ga-esi cancer of malitere ịrịa etiology?

Gịnị kpọmkwem virus na-ewere dị ka onye mere mpu nke cancer mkpụrụ ndụ na ahụ mmadụ? Nke bụ eziokwu na ọ bụghị ike mụta nwa na ha onwe ha, ya mere, awakpo cell na DNA na-etinyere n'ime ya ma si otú ike ha clones. Na njikọ nke ọhụrụ virus mkpụrụ ndụ mgbe nile cell na-emekarị anwụ. Oncogenic virus e ji na na, na-ewere mgbọrọgwụ ke ụmụ mmadụ DNA, ọ bụghị ibibi cell, na odomo ya a isi iyi nke mmepe nke ngwọta. Ọ ahụ na-eme na virus na activates ya cellular oncogene na nke a bụ negligible puru nke akpụ development. Ya mere ajụjụ bụ: "Ị na-cancer" enweghị ike zara taa bụ ihe pụrụ iche.

The puru nke na-emepe emepe cancer bụ ala

Ọkachamara na-ekwu na ọbụna Oncoviruses ebu nwere ohere iji na-arịa ọrịa ọrịa karịa 0,1%. Iji oncological ọrịa gosipụtara onwe ya, mkpa ka ị dakọtara a nnukwu ọtụtụ ihe. Iji ụbọchị, ọ maara na sayensị na na ụdị ụfọdụ nke nje, ma ha na-ahụ maka naanị 15% niile ọrịa cancer. Ya mere, n'ihe gbasara cervical cancer ike ike na-egosi na ọrịa a na-kpatara a virus-ebute site ná mmekọahụ. N'ihi ya, cervical cancer nwere ike ike ekewet a dịgasị iche iche nke ebute site ná mmekọahụ na podtverdzhaet nchepụta nke na cancer na-efe efe.

Ụfọdụ ụdị nje virus, maka mmepe nke etuto ahụ na ahụ

Human Papilloma Virus

Nsoro nke nnyefe mmadụ papillomavirus ukwuu n'ime mmekọahụ, ma, ndị ọkachamara na-ewepu na kọntaktị-ulo-uzọ nke ibute ọrịa site cracks na Micro-mkpasasị uche na ahụ mmadụ. Ka ụbọchị, anyị na-amụ ihe karịa otu narị ụdị papillomavirus ma naanị 16 nke na 18 nke ụdị nwere ike ime ka cancer.

Epstein-Barr virus

E gosikwara na-egosi na nke a virus bụ ike ịkpalite ahụ lymphoma mmepe, nasopharyngeal carcinoma na-efe efe mononucleosis. N'agbanyeghị eziokwu na nke a virus a hụrụ na ọ fọrọ nke nta ọ bụla mmadụ na-na-ebute site ná na asu, etuto ahụ n'ihi na ọ bụ oké ụkọ na nwere a akpọ agbụrụ bụ. N'ihi ya, nasopharyngeal cancer nnọọ nkịtị n'etiti Asians na lymphoma Berket - Africa. Isi ihe na-akpata maka mmepe nke lymphomas, na òkè nke virus na-kwupụtara immunodeficiency.

mmadụ herpes virus ụdị 8 nke

Ya usoro nke edinam bụghị e mụọ ezu, ma ama na e nwere ihe gosiri nke herpes virus n'ihi Kaposi si sarcoma na ụfọdụ lymphomas. N'ọnọdụ ka ukwuu, ya nkesa na ahu jikọtara ọnụnọ nke immunodeficiency. Ọ na-kweere na virus na-ekesa n'etiti a obere ọnụ ọgụgụ nke Russia na advantageously-ebute site ná mmekọahụ.

Virus T-cell leukemia

The virus na-ebute site ná si onye onye site mmekọahụ na vetikal. Ọ na-akpalite ahụ mmepe nke T-cell leukemia. The kasị zuru ebe nile na Japan na Caribbean.

Virus Ara Cancer

N'agbanyeghị njupụta nke zuru ezu, bụ nje virus bụ bụghị dị ka egwu dị ka o yiri. Ọ na-akpata ọzịza, naanị 1% nke ikpe, ya mere na ọ bụghị n'aka na udi nke dị ize ndụ.

Iji zaa ajụjụ ahụ, sị: "ị ga-esi cancer?", Ị mkpa dị ka nke ọma dị ka o kwere na-amụ etiology nke virus ma chọpụta ihe mere ha na mmetụta na-ahụ mmadụ abụghị otu. Na nke ọ bụla, nnabata na ihe onwe onye na-akpachi anya na ịdị ọcha, na ojuju nke aghara, dịkwuo ọgụ - ọ bụ ihe magburu onwe mgbochi nke omume nke cancer ke idem.