JFIFhPhotoshop 3.08BIML@University of Toronto Scientists Advance Maturity of Lab-Grown H720260505PSCIENMAGUAuthorhUniversity of Toronto Scientists Advance Maturity of Lab-Grown Heart Cells for Enhanced Disease Modeling Science@https://scienmag.com/university-of-toronto-scientists-advance-ma© 2026 Sciencehttps://scienmag.com/Scientists at the University of Toronto’s Institute of Biomedical Engineering have broken new ground in the field of cardiac tissue engineering by devising a sophisticated method to mature lab-grown heart cells. This development significantly advances the capability to produce in vitro heart cells that closely emulate the structural and functional characteristics of adult human heart […]ScienceTecTechnology and EngineeringTechnology and Engineering!adult human heart tissue modeling#cardiac disease modeling techniques'cardiac tissue engineering advancements4computational-experimental screening in cell culture/contractile behavior in engineered heart tissue-electrical signaling in lab-grown heart cells.improving cardiomyocyte physiological functionin vitro heart cell development lab-grown heart cells maturation"optimizing cardiac cell metabolism stem cell-derived cardiomyocytes)University of Toronto biomedical researchC    !'"#%%%),($+!$%$C   $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$"<!1AQ"2aqR#3Bb$4rST1!1A"2Qaq#B ?n|eg{m\A "=֛ OFY>Rx7 ֔ά9NzXX~}cyLuB)0zNo-8+É2Inei^G*<@Kڊ\j[6>FZ,9I;yVG7)!Y3XO+T VVۉRNlZmVaa!MeV,tuhj~øˬtlo~nh03jHo8VG Vm^vǦv΀ĸ(r}a&n$,nV݋}rVUOqQ ¥ϫԼ[hC26ָ a[94::9fXjCR#!!Ub#ಃe/+Xbݾn,wX+ncS,:E豮SCO&,Bu3OΧS 3Qxm6%Ic >ï='̳8i6 )/?Z1rer Sw@ֲ N-okL'HG:~[kU]oX̟zH{ \󬣓mRqB.?[W="7 |31xL갻O'߽HB y"9ҁFM45GJ6w/8U)dMkzww6KO^XcďpSx/pA7ɋ_ )dO>zzTyN_ Q2I#2ZekyfT09CopV+_<괔2bve*T`e&ƴɪGױ4kؙDp}+(ׁoH회3K` xW?\`^_vȇ1}z?K$jCMnTl*\\bqv[I"(t? \C#sM<,^(rwAˡ[#',sj|NҬx+xx0#؞U%▞0C @Yk̈́8DtםRa`Rrw;{~{˦+m_Kk(pCm$o0>phVm죁=5 ݵ[PZ9fYcOUšF̡IvwY$>@*5xXb1|,ozP*'yP褪G26UQnPaБZF{2wq["(6*F+y#(@ES< [6Sy{`#8O/zzRilGIO[ 2Y92c)5ēG8ΦpݨA(gidfg|Ar@ZY$_N} 3xN )uc~bcܕUnY) #I?vyŨyפZjɏjY-|WSh^fCM*^F =kNWe,#ZX#;z P^b~-'r:=(& .L&G[pX; /QryFo櫷9vk?#OO8!,LndMW}!T>f쾤ق.{NƖw93ޱi$*J &dՇ5hXǓed })"+u%վ>4s "yYZFTN6PK{7g#&8 %ȁ5 f<Ķ̒kIY0!]m5`r1pKNpyux{Xu7+1nQ:uISgkK *"[_BcYOȜB3dW[!A6 ?ZmlJ{F f[Xx+n,.lאw%̺,OsVo?;O}4,reˎr1Xc5; Yd +x&p3ML8? (>g֚]]my:ZŠWeA~ѡ:inkE(֓sҌ\ԛBФUGb#s wXT$o?1IY a)$7/رyy Qkb9t,8iX,ѕWyX)REzˁEOu x:kKxI޵Sw=ggPâ>҄ǔHBS$cP `PHLA=& kURY cx$2&ʑaY.dTam׽h{!Ôi{|q< GO.Ė%PulnA[87);/z.=$CGdkB3n!C\;B?wi PEN,01^z֊N#8 fM;..u)YŖ+w+m}1N'Z&:ִ6@k8 M܊+ > ͚Y#2RI#SZ1%8_c&`XY%T "a|*$Zp>7F;ZHL1|Jme,VKInY҆>z;]6B̧G!<^fj$ [4}@>@z5 ^@yOaQF`h*3'ek0G'N^[!{4oJ@$W'YYD?Z}->%Êi7uO?W/G!X]}JЊdeRZo|Mv+ب)lv5Pwb䳻ݘOMѬorqP#c59)K{)0zТ_{-0r ATz131,+bcʥPcfAEDmG)KmjGaKd i'(u ?57r}":^rbbAx-: RW ۔SOJ*^x#DީF&K2{4(R~'օ\_)Vj0j+)E]yՃkX.MQE`Hu!,QAQ)]$lނ`b7wK s9.;$a#hyԥV0PPn͘w1C7)2w'?79f= &B@eG eu[+H3|V֢3KkoU *ڥ:tkoU5+R:f[55TE @ ILl㻄:7(d;ƙ(QHG"Sy0)S`Z6a֕>Q9T(TΊ  -%xOZ*H i K 4}|(Tc'6J*BFp< n 5a3(+ (P*