How do cancer cells grow and spread?

fndafjk frda.hla‌ jf.a ms<sld me;sfrkjdfya;=j fukak

uyr.u ms<sld frdayf,a ksfhdacH wOHla‌I úfYaI{ ffjoH jika; Èidkdhl

miq.shod tla‌;rd îu iud.ula‌ le,Ks ..g uqiqlf<a ãi,a hEhs we;euqka mqk mqkd lshoa§;a th ãi,a fkdj ms<sld ldrl ridhksl ixfhda.hla‌ nj fkdmels<j m%ldY lf<a Tyqh' ms<sldj fndafjk frda.hla‌ f,i wfma rfÜ jHdma; jk njg Tyq wkdjels m<lf<a wÈka jir oyhlg muK fmr isgh' r;= uia‌ wkqNj lsÍu iy fkdfhla‌ l%uj,ska ilia‌ l< uia‌ iys; wdydr wkqNj lsÍu" rildrl fh¥ iy l,a;nd .ekSug ridhksl o%jH fh¥ wdydr wkqNj lsÍu thg fya;=j nj tod Tyq m%ldY lroa§ Tyqg tfrysjQjka w;r we;eï ffjoHjreo jQy' kuq;a fï wdydr ms<sn| Tyq tod l< m%ldY wo f,dal fi!LH ixúOdkh;a ms<sf.k ;sfí' wo wfma rfÜ jeäfofkla‌ ri lrñka .s,ouk fï ji ms<sn|j;a r;= uia‌ .ek f,dj ms<s.;a wkdjelshla‌ lshkakg isÿl< m¾fhaIKh ms<sn|j;a uyr.u ms<sld frdayf,a ksfhdacH wOHla‌I úfYaI{ ffjoH jika; Èidkdhl Èjhsk bßod ix.%yh iu. l< idlÉPdjhs fï'

ms<sldj fndafkdjk frda.hla‌ jqj;a fndajk frda. ;rug j¾;udk iudcfha th iq,n jHdêhla‌ njg m;aj we;s nj fi!LH wxY jd¾;d fldg ;sfnkjd.

fï wms n,dfmdfrd;a;= fkdjQ ;;a;ajhla‌ fkdfjhs' jir oyhl muK ld,hl isg Èjhsk bßod ix.%yfhka jßka jr wms fï ms<sn| ck;dj oekqj;a l<d' wfma ck;dj nyq,j Ndú; lrk wdydrj, fjf<| kduh fkdlsõj;a fudkfida,aÜ‌ wvx.= wdydr Ndú;fhka bj;a fkdlf<d;a' weia‌neia‌gia‌ Ndú;fhka bj;a fkdlf<d;a' .a,hsfmdfiÜ‌ wvx.= fmdfydr ;ykï fkdlf<d;a' r;= uia‌ Ndú;h iy ilia‌ l< uia‌ wvx.= wdydr Ndú;h wju fkdlf<d;a jeä l,a fkdf.dia‌ ms<sldj wfma rfÜ iq,nj oelsh yels jHdêhla‌ njg m;ajk nj wms lsõjd' iuyr foaYmd,lfhda muKla‌ fkfuhs we;eï ffjoHjre mjd r;= uia‌ iy ilia‌ l< uia‌ wvx.= wdydr Ndú;h wju l< hq;= njg ud l< m%ldYhka wj{diy.;j neyer l<d muKla‌ fkfuhs jefvk orejkag uia‌ wjYHhs lshk u;hla‌ iudc.; lrkakg;a W;aidy l<d' kuq;a wo r;= uia‌ Ndú;h iy fidfiacia‌" ,sx.=ia‌" óÜ‌ fnda,a jeks ilia‌ l< uia‌ iys; wdydr ksid nvjef,a ms<sld yg.kakd nj f,dal fi!LH ixúOdkh;a ms<sf.k ;sfnkjd' r;= uia‌ iy ilia‌ l< uia‌ iys; wdydr nyq,j .ekSu ms<sld muKla‌ fkdfjhs ;rndrelu" yDohdndO jeks ;j;a wdndO /ilg w; jekSula‌'

kuq;a uia‌ wdydrhg .ekSu f,dalfhaj;a wfma rfÜ j;a wo Bfha we;sjQjla‌ fkfuhs' thg §¾> b;sydihla‌ ;sfnkjd' uia‌ wkqNj lsÍu j¾;udkfha ms<sld we;sùug m%Odk fya;=jla‌ ù ;sfnkafka wehs@

w;S;fha ñksia‌iq;a uia‌ lEjd' yenehs ta wo jf.a fkdfhla‌ ridhksl o%jH wvx.= rildrl fhdomq uia‌ fkfuhs' wo fidfiacia‌j, l,a ;nd.ekSu i|yd fh¥ khsfÜ%g iy khsÜ‌rhsg ;sfnkjd' úúO j¾Kl ;sfnkjd' rildrl ;sfnkjd' fï fidfiacia‌ lkfldg fndfydu fofkla‌ fkdfhla‌ îu j¾.;a mdkh lrkak mqreÿ fj,d bkakjd' Th lD;%su îu j¾. fndfyduhl ms<sldldrl wvx.=hs' lD;%su îu j¾K .kajkak jf.au rildrl úÈyg fhdok ridhksl o%jH ms<sldldrl fkao lsh, wms wyk fldg tajd yok iud.ï lshkafk wms ta o%jH fhdo, ;sfhkafk wxYq ud;% úÈyg' ta yskao YÍrhg ydkshla‌ kE lsh,hs' ms<sldjla‌ yefokafk ms<sldldrl o%jH wvx.= wdydr l,d;=rlska lEju fkfuhs' wxYq ud;% úÈyg yß tajd È.ska È.gu YÍrhg tl;= jqKduhs' Th yq.la‌ lD;%su îu j¾.j, wvx.= fmdafu;s,a ,sñgfida,a wxYq ud;% úÈyg yß ld,hla‌ ;sia‌fia YÍr.; jqKdu ms<sldjla‌ yefokj'

wo wms wfma YÍrhg tl;= lrkafka Th uia‌ ú;rla‌ fkfuhs' Th îu ú;rl=;a fkfuhs' wo wms yqia‌u .kak jd;fha ldnkavfhdla‌ihsâ m%;sY;h jeähs' jdhqf.da,h ;Èka ¥IKh fj,d' fndk j;=r ál ¥Is;hs' .x.d we<fod<g fkdfhla‌ ridhksl o%jH ou, ta c,h oeäf,i ¥Is; fj,d' fïj wyïfnka fjk foaj,a fkfuhs' ys;du;du ;u ksIamdokj,ska jeä ,dn.kak kshñ; f,i wmo%jH neyer fkdlsÍu ksid isÿlrk foaj,a' wo wms lk" fndk foaj,;a yqia‌u .kak jd;fha;a ms<sldldrl wvx.=hs' tod uia‌ ldmq ñksia‌iq Ôj;afjk mßirfh fkfuhs wo uia‌ lk ñksia‌iqkag Ôj;afjk fj,d ;sfnkafk' kuq;a uu kï ys;kafk kE tod ñksia‌iq wo jf.a uia‌ lEj lsh,' wo ;=kafõ,gu fidfiacia‌ lk óÜ‌fnda,aia‌ lk <uhs bkakj' wks;a jeo.;au foa fï wdydr fndfyduhla‌ b;d by< WIaK;ajj,g r;alr," .eUqre f;f,a neo, ms<sfh, lrk wdydr' .eUqre f;f,a ne§u kej; ms<sldldrl tl;=ùula‌'

f,dal fi!LH ixúOdkh miq.shod r;= uia‌j,;a ilia‌ l< uia‌ iys; wdydrj,;a ms<sldldrl we;s nj m%ldYhg m;a l<d' kuq;a Tn óg jir .Kkdjlg fmr Tn l< m¾fhaIKhla‌ ;=<ska tn÷ ks.ukhlg t<UqKd' Tn isÿl< m¾fhaIKh l=ula‌o@

ks.ukhla‌ yeáhg óg jir lsysmhlg fmr r;= uia‌ yd ilia‌ l< uia‌ wvx.= wdydr .ek uu fï m%ldYh l<dg uf. m¾fhaIKh ;ju wjika kE' fï frday,g tk nvjef,a ms<sld iys; frda.Ska f.a wdydr rgdj .ek uu mq¿,a úu¾Ykhla‌ l<d' uúiskau ilia‌ l< m%Yak m;%hla‌ nvjef,a ms<sld iys; frda.Ska iy iu jhfia ksfrda.S mqoa.,hska tkï ms<sld frda. ,la‌IK fkdfmkajQ mqoa.,hska úYd, msßilg fhduqlr, ta ;=<ska §¾> ld,hla‌ ;sia‌fia Tjqkaf.a wdydr rgdjka mÍla‌Idjg ,la‌ lr, uu t<UqKq ks.ukhla‌' hfula‌ ms<sldjla‌ iïnkaOfhka ksfrda.S mqoa.,fhla‌h hk ks.ukhg wmg tljru t<fUkak nE' ms<sld frda. ,la‌IK fkdfmkajQ mqoa.,hska yeáhghs uu wfkla‌ md¾Yajh fï m¾fhaIKhg iyNd.s lrjd .;af;' fï fomsßiu wkqNj l< uia‌ j¾.h" Èklg .;a m%udKh" fldmuK ld,hl isg Ndú; l<do hkak" Tjqkaf.a Èk p¾hdjka" /lshd ia‌jNdjhka wd§ fï fomsßfia wdydr rgdjg mßndysr la‌fIa;% ms<sn|j;a uu mq¿,a úu¾Ykhla‌ l<d' tys§ Èkm;d" §¾> ld,hl isg uia‌ j¾. wkqNj l< wh w;r" úfYaIfhka r;= uia‌ wkqNj l< iy uia‌j,ska ieliQ wdydr wkqNj l< wh w;r nvjef,a ms<sld ;;a;ajhka nyq, nj ug meyeÈ,s jqKd'

fï ;;a;ajhka uu meyeÈ,s l<du we;eï wh uu wd.ïjdÈhl= cd;sjdÈhl= úÈyg y÷kajkak;a W;aidy l<d' wfma rfÜ uia‌ j¾. jeämqr wkqNj lrk fkdfhla‌ wd.ïj,g cd;Skaj,g wh;a msßia‌ bkakj' kuq;a ffjoHjrhl= yeáhg uu lf<a ta ljr wd.ñlfhla‌ ljr cd;slfhla‌ jqj;a nrm;< frda. ;;a;ajhlska uqojd .kakhs'

yrla‌ uia‌" l=l=¿ uia‌ iy W!re uia‌ wfma rfÜ m%Odk jYfhka wdydr i|yd Ndú; jk uia‌ j¾. ;=khs' Tn r;= uia‌ f,i y÷kajkafka ñka l=uk uia‌ j¾.ho@

uQ,sl jYfhka yrla‌ uia‌' uia‌j, r;=meyeh we;sfjkafk ysfuda.af,dìka lshk ix>glh ksid' tys ySï kue;s ridhkslh iu. fï uia‌ l,a;nd .ekSug Ndú; lrk rildrl khsfÜ%g iy khsg%hsg j¾. ksid fuu uia‌ ms<sldldrl fjkjd' yrla‌ uia‌j, ;rïu ke;sjqK;a l=l=,a uia‌ iy W!re uia‌j,;a fï ySï ix>glh ;sfnkjd' W!re uia‌j, wêl f;,a iys; ijNdjh;a YÍrhg ydkslrhs'

oeka f,dal fi!LH ixúOdkfhkq;a lsh, ;sfnk ksid uia‌ wkqNjh .ek fojrla‌ ys;kakg wfma rfÜ jeäfofkla‌ fm<fUkakg mq¿jka' ms<sld frdayf,a úfYaI{ ffjoHjrfhla‌ yeáhg Tn ck;djg lshkafk l=ula‌o@

nvjef,a ms<sld je<÷Kq wÆ;a frda.Ska mkaishhla‌ muK yeu jirlu fï frday,g tkj' óg oYl fol ;=klg l,ska ms<sldjla‌ lshkafk jhi wjqreÿ 60-70 jeks jhia‌j,g whs;s frda.hla‌' oeka ta iSudj Bg jvd yq.la‌ bia‌iryg weú;a' bia‌ir ueÈ jhig iSudù ;snqKq Èhjeähdj iy yDo frda. wo mdi,a hk orejka w;r;a nyq,hs' lD;%su rildrl fh¥ iy l,a;nd.ekSug úúO ridhksl o%jH fh¥ wdydr wo mdi,a orejkaf.a m%Odk wdydr fõ,aj,g tl;=fj,d ;sfnkjd' th nrm;< wkd.; fÄojdplhla‌' orejka w;r fï wdydr m%p,s; lsÍu msgqmi wo oejeka; l%shdoduhla‌ ;sfnkjd' lD;%su rildrl fh¥ wdydr iy l,a ;nd.ekSug ridhksl o%jH fh¥ wdydr wkqNj lsÍfuka j<lskak' Tfí orejkq;a tu wdydrj,ska uqojd.kak' ri lrñka wms wo fï lkafk ji' yels;rï t<j¿" m,;=re iy m<dj¾. wkqNjhg fhduqjkak' ridhksl fmdfydr Ndú;h;a wfma rfÜ jl=.vq frda.hg jf.au fkdfhla‌ ms<sld frda.hkag;a fya;=jla‌' r;= uia‌ wkqNjh iy ilia‌ l< uia‌ iys; wdydrj,ska je<lSu muKla‌ fkdfjhs" ridhksl fmdfydr Ndú;h;a wju fkdlf<d;a wfma wkd.; mrmqr nrm;< wk;=rlg ,la‌ùu j<la‌jkakg nE'

kuq;a .a,hsfmdfiaÜ‌ ;ykï lsÍfï hymd,k wdKa‌vqfõ fmdfrdkaÿj ms<sn| miq.shod ug ,enqKq w¨;a w;aoelSu;a wfma rfÜ ck;djg jeo.;a hEhs ug ysf;kjd' bkaÈhdkqjka msßila‌ iu. miq.shod ud bkaÿkSishdfõ l< ixpdrhl§ trg ridhksl lïy,la‌ keröug ug wjia‌:dj ,enqKd' bkaÿkSishdj .a,hsf*dafiÜ‌ Ndú;h ;ykï l< rgla‌ jqj;a tu lïyf,a .a,hsf*dafiÜ‌ uyd mßudKfhka ksIamdokh lrkq wm ÿgqjd' ta ms<sn| ud l< úuiSfu§ Tjqka mjid isáfha fjk;a rgj,g wmkhkh lsÍu i|yd .a,hsf*dafiÜ‌ ksIamdokh lrk njhs' Y%S ,xldj;a Tjqkaf.a m%Odk .ekqïlrefjl= njo Tjqka ud iu. mejiqjd' bkaÈhdkqjka msßila‌ iu. isá ud bkaÈhdkqjl= hEhs Tjqka is;=jd úh yelshs' wm fï úkdY lrkafka wfmau orejka fkdfõo@ wfmau wkd.;h fkdfõo@

md,s; fiakdkdhl
Èjhsk bßod ix.%yh