
äœæ ïŒã¬ããªã³ã³ðã¯äžçåæ¿èªãããã®ã(é·æã§ã)
2023幎11æ28æ¥ã«æ¿èªããã
ãMeiji Seika ãã¡ã«ãæ ªåŒäŒç€Ÿãã³ã¹ã¿ã€ãçæ³šãã®å¯©æ»å ±åæžãèªãã§ã¿ãŸãããæ¬¡ããæ¬¡ã«åºãŠããå»ççšèªãéäžã§èª¿ã¹ãæ°åãå°œããŠããŸãïŒãããç¯å²ã§ãŸãšããŸããã
åœç¶ïŒãã¡ã«ãã«äžéœåãªããšãèšèŒãããŠããã¯ãããªãïŒä»åã¯ïŒããŒã¿ãæ°å€ã§ã¯ãªãïŒãã¡ã«ãããã£ãŠããããšãPMDAã®å€æã«éåæãããç¹ïŒåççã§ãªãç¹ã«ã€ããŠæ·±èªã¿ããããšã§ïŒäžçåæ¿èªã«é ãããæå³ãèªã¿åã£ãŠãããŸãã
å ±åæžãæ·±èªã¿ããçŽ çŽã«"åæ"ã§èªãã§ãæªããç¹ã¯å€ã
ããã®ã«ïŒæ¿åºãååŽçãå
šãä¿¡çšããŠããªãç§ãã"圌ã"ãªãããããã ãããªããš"æªæãæã£ãŠ"è§£éããçµæïŒãããæã蟻è€ã®åã£ãŠããããã«æããŸãã
è§£éã®äžã€ãšããŠãåèããã ããã°ãšæããŸãã
ãŸãïŒã³ãããã£ç泚(BNT162b2)ã¯ç¹äŸæ¿èªã§ãããïŒã³ã¹ã¿ã€ãçæ³šã¯ç¹äŸæ¿èªã§ã¯ãªãïŒä»€å2幎4æ13æ¥ä»ã®
ãæ°åã³ãããŠã€ã«ã¹ææçã®çºçã«äŒŽãåœé¢ã®å»è¬åãå»çæ©åšãäœå€èšºæçšå»è¬ååã³åçå»çç補åã®æ¿èªå¯©æ»ã«é¢ããåæ±ãã«ã€ããŠã
ã«åºã¥ãåªå
審æ»ããããã®ã§ïŒéåžžã®æ¿èªãšåçã®å¯©æ»å
容ã®ã¯ãã§ããïŒå ±åæžå
ã«ã¯ãçŸæç¹ã§ã®ç¥èŠãéãããŠããããšããã»ã»ã»ããšããèšãèš³ã®æèšãæ£èŠãããŸãããããŸã§æ°å¹Žããã£ããã®ã1幎ã§ããããšããã®ã§ãããïŒãšãŠãéåžžæ¿èªã®ã¬ãã«ã«éããŠããªãããšã容æã«æ³åã§ããŸãã
ç¹äŸæ¿èªãšã¯ïŒ
å»è¬åãå»çæ©åšçã®å質ãæå¹æ§åã³å®å šæ§ã®ç¢ºä¿çã«é¢ããæ³åŸç¬¬14 æ¡ã®3第1é ã®èŠå®ã«åºã¥ãã
ïŒïŒçŸç ã®ãŸã延鲿¢çã®ããã«ç·æ¥ã®äœ¿çšãå¿ èŠã
ïŒïŒåœè©²å»è¬åã®äœ¿çšä»¥å€ã«é©åãªæ¹æ³ããªãã
ïŒïŒæµ·å€ã§è²©å£²çãèªããããŠããã
ãšããèŠä»¶ãæºããå»è¬åã«ã€ããŠãæ¿èªç³è«è³æã®ãã¡èšåºè©Šéšä»¥å€ã®ãã®ãæ¿èªåŸã®æåºãšããŠãè¯ãç
ãšããŠãç¹äŸçãªæ¿èªãããå¶åºŠ
ãšèšãèŠå®ãããïŒã³ã¹ã¿ã€ãçæ³šã¯1.2.3.é
ã®ãããã該åœããŸããã
ç¹ã«ïŒãäžçåãã§ãããïŒ
ïŒïŒæµ·å€ã§è²©å£²çãèªããããŠãã
ãåé¿ããããã«ãåªå
審æ»ãã«ããæ¿èªãšãã圢ã«ããã®ã§ã¯ãªãããšèããããŸãã
ããªãã¡ïŒåªå
審æ»ãâ
€é¡ç§»è¡ããã¹ãŠïŒãã®ã¬ããªã³ã³ðãæ¥æ¬ã§äžçåæ¿èªãããããã«æºåããŠãããšèããã®ãåççã§ãã
æ²»éšéå§ã¯2021幎1æã§ã³ãããã£ç泚ãæã¡å§ããçŽåŸã§ãããïŒðã®åæ°ãå¢ãããšæ¥çš®è ãæ¿æžããããšã¯æåããç¹ãèŸŒã¿æžã¿ã§ïŒãã®ããã«èªå·±æ¡æ£åã¬ããªã³ã³ðãžã®è»¢æãåœåããäºå®ãããŠããã§ããã
åªå
審æ»ã ãã§ãªãïŒæ°ãã«å°å
¥ãããç·æ¥æ¿èªå¶åºŠããã¯ããïŒãã®ä»ã«ãææ¡ããããŠããªãç§å¯è£ã«é²ããããèŠå®ãæ¹èšãããã¯ãã§ã(å
šéšèª¿ã¹ãã®ã¯å°é£ã極ããŸã)ãïŒããããå¹åãçºæ®ããäºæ
ãããããèµ·ãããšããããšã§ãããã
çŸåšã®å®å
šã«ç±³åœè¿œåŸã®æ¥æ¬æ¿åºã¯ïŒä»åŸã®å±éãæå³ãªã©æ·±ãèããïŒåžä»€ã«åŸãæ§ã
ãªèŠå®ãç§å¯è£ã«å€ããŠãã奎é·ã§ãããïŒä»ã®åœã
ã§ãããããã¹ã ãŒãºã«é²ããããã®ã§ãããã
ããããã ãã§ïŒãã®ã³ã¹ã¿ã€ãçæ³šãæ¥æ¬ã§è£œé ãïŒã¹ããŒãæ¿èªãããæå³ãåãããŸãã
æ¢ã«è ¹ãã£ã±ãã®æ°åã§ããïŒå ±åæžæ¬æã¯ããããã§ãã®ã§ïŒããå°ããä»ãåããã ããã
ç§ãåé¡èŠããæåã®ãã€ã³ãã¯æ·»å å€ã§ãã
2.R.1 æ°æ·»å å€ã«ã€ããŠ
補å€ã«ã¯ãæ·»å å€ãšããŠã®äœ¿çšåäŸããªãATX-126ãçèå æäžã§ã®äœ¿çšåäŸããªããœã«ãã³é žã«ãªãŠã ã䜿çšãããŠããã
ãŸããã³ã¬ã¹ãããŒã«ãDSPC åã³PEG2000-DMG ã¯ãç¹å®ã®è£œå€ãç¹å®ã®æ¡ä»¶äžã«ãããŠã®ã¿äœ¿çšãèªããããæ·»å ç©ã®åæ±ãã«ã€ããŠãïŒå¹³æ21 幎6 æ23 æ¥ä»ãäºåé£çµ¡ïŒã§ç¹å®ã®è£œå€ã§ã®ã¿äœ¿çšãèªããããŠããããæ¬å€ã®æäžçµè·¯ãäžæ¥æå€§äœ¿çšéçã¯ãæ¢æ¿èªã®ææçäºé²ã¯ã¯ãã³ã®äœ¿çšåäŸã®ç¯å²å ã§ãããæ©æ§ã¯ä»¥äžã®æ€èšãããATX-126ãã³ã¬ã¹ãããŒã«ãDSPC åã³PEG2000-DMG ã¯ãææçäºé²ã¯ã¯ãã³ã«ãããŠäœ¿çšãããããšã¯èš±å®¹ããããäžè¬çãªæ·»å å€ã®äœ¿çšåäŸãšããŠã¯åãæ±ããªãããšãé©åã§ãããšå€æããã
ãŸãïŒäžçåã®ã¬ããªã³ã³ðãªã®ã«ïŒãããŸã§äœ¿ãããããšããªãæ·»å å€ã䜿ãããšèªäœãç°åžžã§ããè²ã å€ãããšåé¡çºçæã«äœãåå ã倿ã§ããŸããããïŒè€æ°ã®å€æŽã¯ããªããšãã補é ã®éåãç¡èŠããŠãŸãã
ãŸãïŒ
ã䜿çšåäŸããªãæ·»å å€ãã®äœ¿çšã蚱容ããã䜿çšåäŸã«ã¯ããªã
âãã®æ·»å å€ãä»ã®è¬åã§äœ¿ããšãã¯ïŒéå»ã®äœ¿çšå®çžŸã®ãªãæ°ãããã®ãšããŠæ±ããªãã
âãã®è¬åã§äœ¿ããšãã«ïŒãã£ãããšæ·»å å€ã®å®å
šæ§ã確èªããªãã(=ããã§ãããå®å
šãšæžããŠãŠãä¿¡çšãããªã)
ãšèªãããšãã§ããŸãã
ã§ïŒãã®å®å
šæ§ã«ã€ããŠã¯
2.R.1.2 å®å šæ§ã«ã€ããŠ
(ç¥)
æ©æ§ã¯ãæåºãããè³æãããæ¬å€ã®èšåºã§ã®çšæ³ã»çšéã«ãããŠãATX-126 åã³ãœã«ãã³é žã«ãªãŠã ã«é¢é£ããå®å šæ§äžã®åé¡ãçããå¯èœæ§ã¯äœããšå€æããã
äœåãã®äººã«æãšããšããŠãðã«äœ¿çšãããã®ããå®å šæ§äžã®åé¡ãçããå¯èœæ§ã¯äœãããšå€æããã®ã§ããã°ïŒæ¬æ¥ãªãæ¯éãšã䜿çšåäŸãšããŠæ±ãã¯ããªã®ã§ããïŒããããªãã®ã«ã¯çç±ããããšããããšã§ãã
ããã§ïŒæäžã«çšããããç¥èªã説æããŠãããŸãã
å ±åæžã«ã¯3çš®ã®è£œå€ã䜿çšãããŠããŠïŒç¥èªè§£èª¬ã«
ARCT-021 : mRNA-2002 ãåè¬ãšãã補å€
ARCT-154 : mRNA-2105(æååïŒã¶ãã¡ã©ã³)ãåè¬ãšãã補å€(æ¬å€)
ARCT-165 : mRNA-2106 ãåè¬ãšãã補å€
ãšããïŒããããmRNAãç°ãªãïŒæ¬å€(ã³ã¹ã¿ã€ãçæ³š)ã¯"ARCT-154"ã§ããå ±åæžã§ã¯
ãæ¬å€ãšARCT-021ïŒARCT-165ã¯ïŒçµæãåãLNP補å€ã§ããïŒäž»ãªçžéã¯SARS-CoV-2ã®Sã¿ã³ãã¯è³ªã®é
åã®äžéšã®ã¿ã§ããããšããïŒWHOã¬ã€ãã³ã¹åã³FDAã¬ã€ãã³ã¹ãèžãŸãïŒARCT-021åã³ARCT-165ã®ã®ããŒã¿ãæ¬å€ã®èšåºéçºã«å©çšãããã
ãšããŠããŸããïŒè©³çŽ°ã®æåããŒã¿ãmRNA-2002, 2105, 2106ã®éããäžæã§ãã®ã§æ£ç¢ºã«ã¯ããããŸããã
ã§ïŒããŠã¹ããŠãµã®ã«ããéèšåºè¬ç©åæ
詊éšã§ã¯ARCT-154ã§ã¯ãªãïŒARCT-021ã䜿çšãããŠããŸãã
å ±åæžã§ã¯ïŒäŸãã°
4.R.1 æ¬å€ã®éèšåºè¬ç©åæ ã«ã€ããŠ
æ¬å€ã®èç€ç§»è¡æ§ã«ã€ããŠã¯ãARCT-021 ã®ãŠãµã®åèèœãèã»èå åã³çºçåŸã®çºçæ¯æ§è©ŠéšïŒCTD4.2.3.5.3-01ïŒããèå¯ããã
mRNA-2002 ã¯ãæäžçŸ€ã®20 æ€äœäž1 æ€äœã®èå ã®è¡æŒ¿ãé€ãããããã®æäžçŸ€ã«ãããŠãèç€åã³èå ã®çµç¹ã§æ€åºãããªãã£ãã
ATX-126 ã¯ãèç€ã§ã¯10 åã³20 ÎŒg æäžçŸ€ã§æ€åºããããããããã®æäžçŸ€ã«ãããŠãèå ã®è¡æŒ¿åã³çµç¹ã§æ€åºãããªãã£ãã
以äžã®çµæãããARCT-021 ã¯æ¯åç©ããèå ãžã»ãšãã©ç§»è¡ããªããšèããããæ¬å€ãåæ§ãšèããããã
ãšãªã£ãŠããŠïŒmRNAã®ç°ãªãARCT-021ã§è¡ã£ãéèšåºè¬ç©åæ
詊éšçµæããïŒARCT-154ãåæ§ãšèããããïŒãçµè«ã§ãã
ããããïŒRNAã®é
åãéãã°ïŒãããã©ã®ããã«äœçšãããå
šãŠããã£ãŠããã®ã§ãããã?mRNA-2002ãèå
ã«ç§»è¡ããªãã£ãããmRNA-2015ãç§»è¡ããªã(ã¯ã)ãšããæ ¹æ ãæ¥µããŠåžèã§ãã
ãŸãïŒäžèšã®èç€ç§»è¡ã20æ€äœäžã®1æ€äœã§èå
ã®è¡æŒ¿ã«mRNAãç§»è¡ïŒããªãã¡5%ã®ç¢ºçã§èå
ã«mRNAãç§»è¡ããŠããã®ã«ãã»ãšãã©ç§»è¡ããªããã§çã¥ããŠããŸãã
éãmRNAã®è¬å€è©Šéšã§å€§äžå€«ïŒ5%ã®ç¢ºçãç¡èŠãããªã©ã®å€æã¯ïŒãäžçåãã®è¬åã®æ¿èªã«ããŠã¯ããŸãã«ãææ°ãããã®ã§ã¯?
äžçåã§ïŒäœããããããããªãã®ã ããïŒæ
éã«ã¯æ
éãæããŠè©Šéšã宿œãïŒè©äŸ¡ã»æ¿èªã¯ããã«å³å¯ã«å¯ŸåŠãã¹ããã®ã ãšæããŸããïŒãããããããªãçç±ãããã®ã§ãããã
ã©ãããŠãïŒä»ïŒæ¿èªãããšåœä»€ãããŠããããïŒææ°ãªããŒã¿ã¯èŠãªããµããããïŒã£ãŠããšã§ãããã
ä»ã«ãïŒããããããã®ã§ããïŒé·ããªãã®ã§ãã1ç¹ã ãã
èšåºè©Šéšã«ã€ããŠïŒä»¥äžã®ããã«æžãããŠããŸãã

ã»æµ·å€ç¬¬â ¡çžè©ŠéšïŒCTD 5.3.5.1-03ïŒARCT-021-04 詊éšã宿œæéïŒ2021 幎1 æïœ2022 幎3 æïŒ(ç±³åœïŒã·ã³ã¬ããŒã«)
ã»æµ·å€ç¬¬â /â ¡/â ¢çžè©ŠéšïŒCTD 5.3.5.1-01ïŒARCT-154-01 詊éšã宿œæéïŒ2021 幎8 æïœå®æœäžãããŒã¿ã«ãããªãæ¥ïŒ2023 幎1 æ12 æ¥ïŒ(ãããã )
ã»æµ·å€ç¬¬â /â ¡çžè©ŠéšÂ    ARCT-165-01(ã·ã³ã¬ããŒã«ïŒç±³åœïŒåã¢ããªã«)
ã»åœå 第⠢çžè©ŠéšïŒCTD 5.3.5.1-04ïŒARCT-154-J01 詊éšã宿œæéïŒ2022 幎11 æïœå®æœäžãããŒã¿ã«ãããªãæ¥ïŒ2023 幎3 æ27 æ¥ïŒ(æ¥æ¬)
æµ·å€ç¬¬â
/â
¡çžè©Šéšã¯2021幎1æããïŒç±³åœãšã·ã³ã¬ããŒã«ã§éå§ãããŠããã®ã«ïŒâ
¢çžè©Šéšã¯ãããã ãšæ¥æ¬ã ãã§ãã
ç±³åœãã·ã³ã¬ããŒã«ãâ
/â
¡çžè©Šéšã ããã£ãŠïŒâ
¢çžè©Šéšããã£ãŠããªãã®ã¯äœæ
ã§ããã?æ¥æ¬ã®â
¢çžè©Šéšã®åã«ïŒãããã§ã宿œããæéã¯ãã£ãã¯ããªã®ã«ã
äžçãæãçŽ æŽãããç©ãªãïŒã³å£ãðã§æ¿¡ãæã«æ³¡ãçµéšããéã®äº¡è ãã¡ãæå ã«è£œååãç«¶ãã¯ãã§ïŒæ¥æ¬ã«ãäžçåãã®ç§°å·ãè²ã£ãŠæ¥æ¬äººã«å²ããããããšãªã©çµ¶å¯Ÿã«ïŒãŒãã¿ã€ã«ïŒãŒïœïœãã¿ã€ã«æãåŸãŸããã
ãããïŒç±³åœãã·ã³ã¬ããŒã«ãåã¢ããªã«ãARCT-021ãšARCT-165ã䜿ã£ãŠããŠïŒæ¥æ¬ãšãããã ã ãARCT-154ã§ããïŒãã®çæã¯ïŒmRNA-2002ïŒ2105ïŒ2106ã®äžèº«ãæç¢ºã«ãªããªããšããããŸããã
ããã«ããã«ïŒæ¥æ¬ããããã ã詊éšçµäºæ¥ã¯èšèŒãããŠãããã宿œäžãã§ãããïŒæããã«ãæ²»éšäžããŠããšã§ãããã
äžçåã®ãã®ãæ²»éšäžã§ãæ¿èªãã¡ããããã¯ãïŒæ¥æ¬æ¿åºã®äžäœçµç¹ããæ©ææ¿èªåœä»€ãäžãããŠãããšããèããããŸããã
ãã®èšåºè©Šéšãå
šãŠãç©èªã£ãŠãããšæããŸãã
æåããïŒç±³åœãä»åœã§ã¬ããªã³ã³ðã補é ããæ°ãªã©ãªãïŒæ¥æ¬ãã¿ãŒã²ããã ã£ãã®ã§ãããã
ã ããïŒå€é¡ã®çšéãæå
¥ãããŠè£œé å·¥å Žã建ãŠããïŒæ¥æ¬ã«äžçæåã«æ¿èªãããã
åŸããåé¡ã«ãªã£ãæïŒè²¬ä»»ã¯å
šé𿥿¬ã«åã£ãŠãããã
ã€ãã«ã¡ã¯ãã³ã®ããã«æ¥æ¬äººãçºæããå»è¬åãªãæ¥æ¬ã§è£œååããã®ãçŽåŸã§ãããããæ¿åºããã¡ã«ããïŒæ¥æ¬ã®ç¹èš±ã§ã¯ãªãç±³åœãæªæãæã£ãŠéçºããå šãä¿¡çšã§ããªãéºäŒåæ¡æ£æ¯ç©ãïŒåã³åãã§ãããåããŠïŒæ¥æ¬åœæ°ã«ãã®ãã±ãæãããã€ããã§ãã
ãã®ã³ã¹ã¿ã€ãçæ³šã¯æŠæŒ¢æ ªå¯Ÿå¿ãªã®ã§ïŒæ¿èªãããŠãå®éã«ã¯è£œé ã»äœ¿çšãããããšã¯ãªãããã§ãã
è¿ã
æµè¡ã(æµè¡ããã)æ ªã«å¯Ÿå¿ããã¬ããªã³ã³ðããããŒã¹ãšãªãmRNAãéãã ãã ããããšã¯ãŒãã¹ããŒãã§æ¿èªããããã®æºåã§ãã
ãã¡ããïŒæ¬¡ã人工ç©ã§ãã
WHOã®ãã³ãããã¯æ¡çŽã«IHRïŒæ¥æ¬åœæ²æ³ã®ç·æ¥äºæ
æ¡é
ïŒãããŠã¬ããªã³ã³ðãå
šãŠç¹ãã£ãŠããŸãã
äºéäžéã®çœ ã«åµããããŠïŒæ¥æ¬äººã¯éãå Žã倱ããããŠããŸãã
ãã®ãŸãŸã§ã¯ïŒæ¥æ¬ã¯è©°ã¿ã§ãã
ãã®å¹Ÿéãã®çœ ã仿ããããŠããããšã«æ°ã¥ãïŒæµæããŠãããªããã°ïŒããªãã€ããç¶æ³ã«ãªããããããŸãããã
ããªãã®é·æã«ãªã£ãŠããŸããŸããã
ãä»ãåãããã ãããããšãããããŸããã