Patinoti "kenza", rimwe remashoko anouya mupfungwa dzangu i "chemotherapy". Vanhu vazhinji vanotya kurapwa uku nekuti kunokonzera kurasikirwa nebvudzi uye kunoomera muviri. Zvisinei, nekufambira mberi kwesainzi yezvekurapa, nzira itsva dzakaunzwa munyika dzinogona kungonanga masero ekenza chete uye kuderedza zvakanyanya kukuvara kwemasero ane hutano. Nhasi, tichataura nezvenzira yekurapa yakaita budiriro huru munyika yekurapa kenza, uye inoshanda se 'magic bullet'. Ndiwo maAntibody-Drug Conjugates, kana kuti maADC sezvatinoadana muchidimbu.
Zvichitaurwa zviri nyore, chii chinonzi Antibody-Drug Conjugate (ADC) iyi?
Fungidzira, unofanira kuendesa pasuru kumunhu mumwe chete panzvimbo yakazara vanhu. Zvingava nyore sei kuwana munhu iyeye woendesa pasuru yacho pane kuigovera kune wese munhu? Ndizvo zvinoitwa neADC iyi.
ADC musanganiswa wezvikamu zvitatu. Kutaura chokwadi, yakaita se'bhomba rakangwara' rakagadzirwa netekinoroji.
1. Antibody: Uyu ndiwo 'mushonga wekuziva'. Kune mapuroteni akakosha (tinodaidza kuti aya "maantigen egomarara") ari pamusoro pemasero egomarara chete. Antibody iyi inogadzirwa kuti inamire kumapuroteni ari pamasero egomarara iwayo. Yakaita sekiyi inokwana mukiyi yayo inoenderana. Sezvo masero ane hutano asina mapuroteni aya, antibody iyi hainamatire paari. Nekuti aya akagadzirwa zvakanyanya mumarabhoritari, tinoadaidzawo kuti `Monoclonal Antibody''.
2. Mushonga weChemotherapy: Uyu ndiwo uri mukati mepakeji iyoyo. Unoshandisa mushonga wakasimba wekurwisa kenza kupfuura unopihwa muchemotherapy yenguva dzose. Nekuti unopinda zvakananga musero rekenza, unogona kupa mushonga une simba usingakuvadzi masero ane hutano ari kunze.
3. Chinobatanidza: Uyu ndiwo 'mushonga' unobatanidza musori (Antibody) nebhomba (Chemo drug). Basa rechinobatanidza ichi nderekudzivirira mushonga kuti usaburitswe kusvika antibody yawana sero rekenza yopinda mariri. Kana sero rekenza rapinda ndipo panobuda chinobatanidza ichi, choburitsa mushonga wacho.
'Chimbo ichi chezvombo zvehupenyu' chinoshanda sei?
Maitiro aya anonakidza zvikuru. Ngationei zvinoitika nhanho nhanho.
- Danho 1: Mushonga weADC unopinzwa mutsinga yemurwere kuburikidza nemushonga wesaline.
- Danho rechipiri: Mushonga uyu unofamba mumuviri wese kuburikidza neropa. Zvisinei, paunofamba, chikamu chemasoja ekudzivirira chirwere chinoshanda seGPS, chichitsvaga kuti masero ekenza ari kupi.
- Danho rechitatu: Kana sero rekenza rawanikwa, antibody inovhara puroteni chaiyo (antigen) pamusoro pesero iroro.
- Danho rechina: Kana yavharwa seizvi, sero rekenza rinofunga kuti rinoda izvi, saka rinodhonza pasuru yese yeADC mukati mayo.
- Danho rechishanu: Kana yangopinda musero rekenza, ma enzyme ari mukati anopwanya 'linker' iyoyo.
- Danho rechitanhatu: Sezvo chinobatanidza chinoputika, mushonga une simba guru wechemotherapy wakabatana nawo unoburitswa mukati memasero ekenza.
- Danho rechinomwe: Nekuda kwesimba remushonga uyu, sero rekenza rinoparadzwa kubva mukati.
Chinhu chakakosha ndechekuti maitiro ese aya aitike mukati mesero regomarara. Saka, kukuvara kwemasero ane hutano akapoteredza kushoma kwazvo. Iyi ndiyo mukana mukuru weADCs pane chemotherapy yakajairika.
Ndeapi marudzi egomarara anorapwa neADC?
ADC haisi mushonga wemhando dzese dzekenza. Parizvino, vanachiremba vanofunga nezvekurapa uku kune mamwe marudzi ekenza, kunyanya kana mamwe marapirwo akundikana (`(kenza isingadzoreki)`), kenza yadzoka (`(inodzoka)`), kana kuti yapararira kune dzimwe nhengo dzemuviri (`(metastasize)`).
Ngatitsanangurei izvi zvakare mutafura iri pazasi.
| Chikamu chegomarara | Mienzaniso yemhando dzegomarara dzakarapwa |
|---|---|
| Kenza dzeropa |
|
| Matumbu Akasimba |
Mishonga yakawanda yeADC inoshandiswa pasi rose
Kwatova nemishonga yeADC inodarika gumi nemiviri yakatenderwa nemasangano akaita seFDA muUnited States. Mimwe mienzaniso ndeiyi:
- Brentuximab vedotin (Adcetris®): Inoshandiswa pakurapa kenza dzeropa dzakadai seHodgkin lymphoma.
- Trastuzumab emtansine (Kadcyla®): Inoshandiswa pakurapa kenza yemazamu ine HER2-positive yakapararira mumuviri wese.
- Sacituzumab govitecan (Trodelvy®): Inoshandiswa pakurapa kenza yemazamu ine triple-negative uye kenza yedundira.
Hapana migumisiro yakaipa yekurapwa uku here?
Kunyangwe zvichinzi "kukuvadza masero ane hutano kushoma", izvi hazvirevi kuti hapana migumisiro yekurapa uku. Zvisinei, kana tichienzanisa nechemotherapy yenguva dzose, izvi zvinowanzo gadziriswa. Migumisiro inoitika inogona kusiyana kubva kumurwere kuenda kumurwere, zvichienderana nerudzi rwekenza, danho rayo, uye hutano hwemurwere.
Chikwata chako chevanorapa kenza chichakutarisa zvakanyanya panguva yekurapwa kwako. Kana paine zvimwe zvinokanganisa, vachakupa kurapwa nekukurumidza.
Migumisiro yakajairika:
- Kuneta
- Kusvotwa nekurutsa
- Kushaya ropa
- Leukopenia (kuderera kwehuwandu hwemasero machena eropa)
- Kuwanda kwemaplatelet muropa (`(Thrombocytopenia)`)
- Kushaya hope
- Kuzvimba kana manyoka
- Musoro, fivha
- Kunzwa kweropa mumitsipa yeropa - kusanzwa uye kukwenya mumakumbo
- Mapundu eganda
Zvakakosha zvikuru kuzivisa chiremba wako nekukurumidza nezve chero chimwe chezvinhu izvi, kunyangwe zvidiki.
Tinogona kuva netariro yekurapwa uku here?
Ehe, zvechokwadi. ADC mushonga waunza tariro itsva kune varwere vazhinji vegomarara. Ongororo dzakaratidza kuti varwere vanorapwa neADC vanorarama kwenguva yakareba kupfuura avo vanorapwa nechemotherapy chete.
Uye basa iri riri kukura nekukurumidza zvikuru. Parizvino, miedzo yekiriniki inopfuura zana iri kuitwa pasi rose. Masayendisiti ari kuedza kugadzira maADC anoshanda zvakanyanya uye ane migumisiro mishoma kune mamwe marudzi ekenza. Nokudaro, tinogona kutarisira kuti mune ramangwana, tichakwanisa kuwana mushonga uyu we'mashiripiti' kune mamwe marudzi akawanda ekenza.
Mharidzo Yekuenda Nayo Kumba
- Mishonga yeAntibody-Drug Conjugates (ADCs) imhando yemushonga 'wakangwara' unongorwisa masero ekenza chete.
- Izvi zvinopa mushonga une simba guru wekurwisa kenza zvakananga musero rekenza, zvichideredza kukuvara kwemasero ane hutano.
- Izvi zvinoshandiswa chete pamhando dzakasiyana dzegomarara, kunyanya kana mamwe marapirwo akundikana.
- Kunyangwe kurapwa uku kuchigona kuva nemigumisiro yakaipa, timu yako yezvekurapa ichaigadzirisa zvakanaka. Taura nachiremba wako nezve chero kusagadzikana kupi zvako.
- ADC itarisiro huru munyaya dzekurapa kenza. Nekuenderera mberi nekutsvaga, mabhenefiti ayo achawedzera zvakanyanya mune ramangwana.
- Kana iwe kana mumwe munhu waunoziva ane kenza, gara uchikurukura nzira dzekurapa nachiremba wekenza. Usatore sarudzo dzako kubva pane zvaunoverenga paindaneti chete.
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