Maitiro aya masero anokosha pakuona zvirwere
Muzvinyorwa zvehupenyu uye mumishonga, chiyero "-kukura" kunoreva masero mashoma anozivikanwa semasero epamberi kana masero emadzi. Iwe unogona kuva nekuputika kunoita kuti upiwe kumhando dzose dzemasero akasiyana akasiyana. Semuenzaniso, neuroblasts inokonzera masero emagetsi uye angioblasts inowedzera masero akawanda. Kungofanana nemasero uye masero ane mafuta anowanzobva mumasero emvura asina kufema, masero eropa anouyawo kubva kumasero asina kubudisa ropa, kana kuti kuputika, mumapfupa emapfupa.
Masero eropa anoramba achiumbwa kuti atsive avo avo vakwegura kana kuti vakwegura.
Saka, nei zvakakosha kuziva nezvekuputika? Kunyanya, bone marrow blast masero?
Isu tose tinoputika. Kutaura zvazviri, takatanga semhepo, blastocyst kuva yakarurama-jumble yemasero akaparadzanisa nguva yakakwana kuti ave mucheche. Chinonyanya kukosha ndechokuti kuonekwa kwemarudzi akasiyana-siyana ekuputika munzvimbo dzisingatarisirwi dzomuviri kana kukura kwekusava nemhepo kunogona kuva chiratidzo chezvirwere kana kenza.
Bone Marrow Blast Maselo
Mune marara ane hutano hwakanaka, masero ekugadzira ropa anonzi hematopoietic stem masero anoumba kuva masero matsvuku eropa, masero eropa, uye maplatelet kuburikidza nehutano hunonzi hematopoiesis . Izvi zvinowanikwa muhupenyu hwako hwose. Iyo tsvuku yesero inosarudza nzira yayo yekufambira kuva imwe yemasero maviri emasero, lymphoid cell line kana myeloid cell line. Mu myeloid cell line, izwi rokuti "blast cell" rinoreva myeloblasts kana myeloid blasts.
Aya ndiwo masero epakutanga uye akawanda mashoma emusero we myeloid.
Kunyange zvazvo masero e-myeloid cell line anoumba anenge 85 muzana emasero mumapfupa emapfupa, zvisingasviki 5 kubva muzana mumapfupa emapfupa zvinofanira kunge zvichitsvaira masero.
Myeloblasts inokwira masero machena eropa . Mhuri iyi yemasero machena anosanganisira neutrophils, eosinophils, basophils uye monocytes, uye macrophages.
Kuvapo kwemaseroblasts akawanika kubuda mukati meropa kunogona kuva chiratidzo chinokonzerwa nezvimwe zvirwere zvakadai seyemyelogenous leukemia uye myelodysplastic syndromes.
Myeloblast Matambudziko
Mune mamiriro ekurumbira emyelogenous leukemia (AML) uye myelodysplastic syndromes (MDS) , pane kuwedzera kudarika myeloblasts. Iwa masero haakwanisi kukura mberi mumasero matsvuku eropa.
Chirwere chinonzi myeloid leukemia chinonzi chirwere chinopfurikidza nemamwe mazita akasiyana-siyana, akadai seyakakura myelocytic leukemia, yakaoma myelogenous leukemia, yakaoma granulocytic leukemia, inonzi non-lymphocytic leukemia, kana dzimwe nguva AML. Inowanzoonekwa kune vanhu vakwegura. Zviitiko zvakawanda zve AML zvinokura kubva kumasero ayo aizotanga kuva masero machena eropa kunze kwei-lymphocytes, zvisinei, zvimwe zviitiko zve AML zvinokura mune mamwe marudzi emasero ekuumba ropa.
Myelodysplastic syndrome iboka rematambudziko anokanganisa kubudiswa kwemasero matsva eropa mumapfupa emapfupa. Muzvirwere izvi, marora emapfupa anounza kushamisa kwemasero masero anenge asingakwanisi kukura zvakanaka uye asingakwanisi kushanda.
Izvi zvinotyisa zvinotanga kutora marara emapfupa uye kudzivirira kubudiswa kwenhamba yakakwana yemamwe masero eropa, akadai seplatelet, masero matsvuku eropa, uye masero machena eropa.
Muzvokwadi, kubudiswa kwemaperembudzi kunokonzerwa zvakadai zvokuti masero mashoma anokwira kubva mumapfupa emapfupa achienda mumasangano. Kuvapo kwemajeri masero pamutengo weropa zvakakwana (CBC) saka kunonyanya kushushikana neukemia. Kuputika masero haana kuwanikwa muropa rinopararira vanhu vane utano.
> Sources:
> America Cancer Society. Ndeipi Inonzi Myeloid Leukemia Classified? February 22, 2016.
> Larson RA, Le Beau MM. Prognosis uye Therapy Apo Acute Promyelocytic Leukemia uye Zvimwe "Nengozi Yakanaka" Myeloid Leukemias Inowanzoita seTradio-Related Myeloid Neoplasm. Mediterranean Journal yeHematology uye Infectious Diseases . 2011; 3 (1): e2011032.
> Zahid MF, Parnes A, Savani BN, Litzow MR, Hashmi SK. Zvirwere zvinoshandiswa pakurapwa myeloid neoplasms - chii chatadzidza kusvika zvino? World Journal yeStem Cells . 2016; 8 (8): 231-242.
> "Ongororo yakakwana yeHematopoiesis uye Immunology: Zvinokonzerwa neHematopoietic Stem Cell Transplant Acceptors" muEzzone, S. (2004) Hematopoietic Stem Cell Transplantation: Bhuku Rekuchengetedza Kuita Oncology Sosaiti Inotarisira: Pittsburgh, PA (pp.1- 12).