玫å€ç·ã¯äœã«è¯ããªããšèšãäºãããè³ã«ããŸãããïŒ
ã§ããå®éã«ã¯çŽ«å€ç·ã济ã³ãŠããŸããšãã©ã®æ§ãªäºãèµ·ãã£ãŠããŸãã®ãåãããªããšèšãæ¹ãããã£ããããšæããŸãã
ããã§ä»åã¯çŽ«å€ç·ã®çš®é¡ãšã¯ãæå®³ãªçŽ«å€ç·ã®çš®é¡ãšã¯ã玫å€ç·ãäœã«äžãã圱é¿ãšé²ãæ¹æ³ãèŠãŠãããããšæããŸãã
Contents
玫å€ç·ã®çš®é¡ãšã¯ïŒ
倪éœããéãæ³šãå
ã«ã¯ãæ³¢é·ã®é·ãã«ãã£ãŠèµ€å€ç·ã»å¯èŠå
ç·ã»çŽ«å€ç·ã®3ã€ã«åããããŸãã
玫å€ç·ã¯å€ªéœå
ã®äžã§æ³¢é·ãçããäžçªãšãã«ã®ãŒãé«ãå
ã§ãã
æ³¢é·ã®é·ãã«ãã£ãŠçŽ«å€ç·Aæ³¢ïŒUVA)ã»çŽ«å€ç·Bæ³¢ïŒUVB)ã»çŽ«å€ç·Cæ³¢ïŒUVC)ã®3ã€ã«åé¡ãããŸãã
æ³¢é·ãçããã®ã»ã©èã«äžãã圱é¿ã¯åŒ·ããªããŸãã
ãã®äžã§æ³¢é·ãæãçãUVCãæãå±éºãªçŽ«å€ç·ã§ãããUVCã¯ãªãŸã³å±€ã«ãã£ãŠåžåãããŠéãæ³šãäºã¯ãããŸããã
ããããä»åŸãã®ãªãŸã³å±€ã®ç Žå£ã®é²è¡ã«äŒŽã£ãŠéãæ³šãå¯èœæ§ã¯ãããŸãã®ã§ã泚æããå¿ èŠããããšèšããŸãã
çŸåšãéãæ³šã玫å€ç·ã®äžã§å±éºãªã®ãUVBã§ãããç®èãããçœå éã®çºçã«åœ±é¿ããŠãããšãããŠããŸãã
UVBã«ãã£ãŠçްèã®éºäŒåãç Žå£ãããŠããŸããç Žå£ãããŠããŸã£ãéºäŒåã®ä¿®åŸ©éçšã«ãããŠçªç¶å€ç°ãšãªã£ãŠä¿®åŸ©ãããäºããããŸãã
ãã®çªç¶å€ç°ã®éºäŒåãç®èããã®åå ãšãªã£ãŠããŸãã

玫å€ç·Aæ³¢ïŒUVA)
UVAã¯æ³¢é·ãæãé·ãçºã济ã³ãŠããŸã£ããèã®å¥¥ã®çç®å±€ã«ãŸã§éããŠããŸããŸãã
UVBã»ã©ãšãã«ã®ãŒã¯åŒ·ãã¯ãããŸãããããããããšèã®å¥¥æ·±ããŸã§æµžéããŠããŸããã³ã©ãŒã²ã³ããšã©ã¹ãã³ãªã©ã®èã®ããªã匟åãç¶æããŠããæåãç Žå£ããŠããŸããã·ã¯ãããã¿ãªã©èåã®åå ãšãªããŸãã
ãŸããUVAã¯é²ãã¬ã©ã¹ãééããŠããŸãçºãçŽå°æ¥å ãæµŽã³ãŠããªãã£ããšããŠãæ¥çŒããèµ·ãããŠããŸããŸãã
宀å ã®çªéã«ããŠã玫å€ç·å¯Ÿçã¯å¿ èŠãªã®ïŒ
玫å€ç·Bæ³¢ïŒUVB)
UVBã¯èã®è¡šç®ãèµ€ããããŠççïŒããã©ïŒãåŒãèµ·ãããŠããŸããŸãã
衚ç®ã®DNAã现èèãç Žå£ããŠããŸãã衚ç®ã«ççãç«å·ãšãã£ãç®èã®ãã©ãã«ãåŒãèµ·ãããããã¡ã©ãã³ãçæããŠããŸãã¡ã©ãã³ãå¢å ããŠããŸãäºãæ¥çŒãã«ããã·ãã»ãœãã«ã¹ãåŒãèµ·ãããŸãã
UVBã¯éãæ³šãéã¯5%ã«ãæºããªãã§ããã人äœã«äžãã圱é¿ã¯UVAããå§åçã«åŒ·ãã§ãã
玫å€ç·Cæ³¢ïŒUVC)
UVCã¯ãUVBããæå®³ãªçŽ«å€ç·ã§ãã
çŸåšã¯ãªãŸã³å±€ã«ãã£ãŠåžåãããŠéãæ³šãäºã¯ãããŸãããããªãŸã³å±€ã®ç Žå£ãé²ãã§ããŸããšå°æ¥çã«ã¯UVCãéãæ³šãã§ããŸãã
玫å€ç·ãšã¯ïŒçš®é¡ãäœãèã«äžãã圱é¿ã«ã€ããŠ
æå®³ãªçŽ«å€ç·ã®çš®é¡ãšã¯ïŒ
玫å€ç·ã«ã¯Aæ³¢ã»Bæ³¢ã»Cæ³¢ãšïŒçš®é¡ãããŸããããã®ãã¡æ¥çŒããèµ·ãããšãããAæ³¢ã¯ç¡å®³ã§ãããBæ³¢ãšCæ³¢ã¯æå®³ãªçŽ«å€ç·ã§ãã
æ³¢é·ã®çãCæ³¢ã¯ãªãŸã³å±€ã«ãã£ãŠåžåãããçºãæ®ã©éãæ³šãäºã¯ãããŸããã
éãæ³šã玫å€ç·ã®äžã§æãæå®³ãªã®ãBæ³¢ã§ãã
波ãåŒ·ãæµŽã³ããšç®èããã«ãªã£ãããç®ã®æ°Žæ¶äœãæ¿ã£ãŠçœå
éãšããç
æ°ãèµ·ããããããŠããŸããŸãã
ãããŸã§ã¯å°çã®äžç©ºã«ãããªãŸã³å±€ãBæ³¢ãåžåããŠããŸãããããã®ãªãŸã³å±€ãå°ããã€ç Žå£ãããŠããŸã£ãçºã«ãéãæ³šãBæ³¢ã®éãå¢ããŠããäºãåé¡ã«ãªã£ãŠããŸãã
ãªãŸã³å±€ãç Žå£ãããã®ã¯ããã³ãšããååŠç©è³ªãåå ã§ããããã®ãŸãŸãªãŸã³å±€ã®ç Žå£ãç¶ããšå°äžã«éãæ³šãBæ³¢ã®éãã©ãã©ãå¢ããŠããŸããŸãã
- æ³¢é·ãé·ã幎éãéããŠéãæ³šã玫å€ç·ã§ãããæŽ»æ§é žçŽ ãçºçãããŸãã
- UVBãšæ¯ã¹ãп害æ§ã¯äœãã§ããæ³¢é·ãé·ãããèã®çç®å±€ã«å±ããé·ãæéããããŠã³ã©ãŒã²ã³ãç Žå£ããŠãããŸãã
- ãšãã«ã®ãŒã匷ãè衚é¢ã®çްèãå·ã€ããŠããŸããççãèµ·ãããŠããŸããŸãã
- èãçã£èµ€ã«çŒãããæ°Žèšããåºæ¥ãŠããŸããèãèµ€ããªãæ¥çŒããåŒãèµ·ãããŠããŸããŸãã
- ã·ãã»ã·ã¯ã»ä¹Ÿç¥èãªã©ã®èã®èåãé²ããŠããŸããç®èãããªã©ã®åå ãšãªã£ãŠããŸããŸãã
玫å€ç·ãã¡ãŒãžãã©ã®æ§ã«ããŠäºé²ããã°ããã®ïŒ
玫å€ç·ã身äœã«äžãã圱é¿ãšã¯ïŒ
玫å€ç·ãç§ãã¡ã®èº«äœã«äžããŠããŸã圱é¿ãšã¯ã©ã®æ§ãªãã®ãããã®ãèŠãŠãããŸãããã
å ç«åã®äœäž
ç®èã®è¡šé¢ã«ã¯çްèã»ãŠã€ã«ã¹ã»ååŠç©è³ªãªã©ã®ç°ç©ã®äŸµå ¥ãæç¥ããã©ã³ã²ã«ãã³ã¹çްèããããŸãã
ã©ã³ã²ã«ãã³ã¹çްèããæ
å ±ãåŸãŠå
ç«ã·ã¹ãã ãåããŸããã玫å€ç·ãå€ã济ã³ãŠããŸããšã©ã³ã²ã«ãã³ã¹çްèã®DNAãå·ä»ããŠããŸããäžæãæ©èœããªãäºããããŸãã
ãã®çµæãå
ç«åãäœäžããŠããŸããŸãã
ç®è
æ³¢é·ãçãã»ã©èº«äœã«åœ±é¿ãäžããŠããŸããŸãããæ³¢é·ãé·ãUVAã®æ¹ãç®èã®æ·±ãã«å ¥ã蟌ãã§ããŸãæ§è³ªããããŸãã
ã·ãããã°ãã
玫å€ç·Bæ³¢ã¯éãæ³šã玫å€ç·éã®ããã5ããŒã»ã³ããå ããŠããŸãã
äž»ã«èã®è¡šé¢ã§åžåãããçºãèã®å¥¥ã®çç®å±€ã«ãŸã§éããäºã¯ãããŸãããã玫å€ç·Aæ³¢ãããšãã«ã®ãŒãæã£ãŠããŸãã
衚ç®ã«çŽ«å€ç·Bæ³¢ãåœãããšãã¡ã©ãã³ãçæãããŠçŽ«å€ç·ããèãå®ããŸãã
ãããã玫å€ç·Bæ³¢ãæµŽã³éããŠããŸããšãã¡ã©ãã³ãå¢ãéããŠããŸãã·ãããã°ããã®åå ã«ç¹ãã£ãŠããŸããŸãã
ã·ã¯ãããã¿
济ã³ãŠããŸã£ã玫å€ç·Aæ³¢ã®20ïœ30ããŒã»ã³ããèã®å¥¥ã®çç®å±€ã«ãŸã§éããŠããŸããšãããŠãããç·ç¶èœçްèã«ãã¡ãŒãžãäžããŠããŸããŸãã
ç·ç¶èœçްèã¯ããªã匟åãçãã³ã©ãŒã²ã³ããšã©ã¹ãã³ããã¢ã«ãã³é žãªã©ãäœãåºãåããæ ã£ãŠããŸãã
ãã®çµæã玫å€ç·Aæ³¢ãæµŽã³ãŠããŸã£ãèã¯åŒŸåã倱ã£ãŠããŸãããããããã¿ãšèšã£ãèã®èåçŸè±¡ãåŒãèµ·ãããŠããŸããšãããŠããŸãã
ããã«ã玫å€ç·Aæ³¢ãã¡ã©ãã³ãçæããŠããŸããã·ããç®ç«ã£ãŠããŸãåå ãšãªã£ãŠããŸãã
玫å€ç·ã«ãã£ãŠçããŠããŸãã·ãã»ã·ã¯ã»ããã¿ã¯å
èåãšåŒã°ããŠãããå
èåã®äž»ãªåå ã¯çŽ«å€ç·Aæ³¢ã§ãã
ç®èãã
玫å€ç·ã¯èã«ãã¡ãŒãžãäžããŠããŸããšçްèã®DNAãå·ä»ããŠããŸããŸããã现èã«ã¯ããã修埩ããæ©èœããããŸãã
ããããé·å¹Žã«æž¡ã£ãŠç¹°ãè¿ãå·ã€ããããŠããå ã«ééã£ã修埩ãèµ·ãã£ãŠããŸããå ã®ç¶æ ã«æ»ããªãäºããããŸãã
ããã¯çªç¶å€ç°ãšåŒã°ããŠããããã®å€ç°ããéšåãã¬ã³éºäŒåãªã©ã¬ã³ã®çºçã«é¢ããéºäŒåã§ãã£ãå Žåãç®èãããžãšç¹ãã£ãŠããŸããŸãã
ç®
èãšåãæ§ã«ãç®ã玫å€ç·ã济ã³ãŠããŸã£ãå Žåãç®ã¯çŽ«å€ç·ãã¡ãŒãžãåããŠããŸããŸãã
玫å€ç·ãè§èã«åœãã£ãŠããŸããšãè§èãççãèµ·ãããŠããŸãç®ãçããªã£ãããå è¡ããŠããŸããªã©ã®çç¶ãèµ·ãã£ãŠããŸããŸãã
ãããéªç®ãšèšãããŠã€ã³ã¿ãŒã¹ããŒããªã©ã§éªã«å²ãŸããå Žæã§é·æééãããå Žåãéªããã®æ¥å ã®åå°ã«ãã£ãŠèµ·ããå Žåãå€ãã§ãã
玫å€ç·ã¯è§èãééããŠããŸãæ°Žæ¶äœã§åžåãããŠããŸããŸãã
ãã®å Žåãæ°Žæ¶äœã®ããã±ã質ã«å€åãçããŠæ¿ã£ãŠããŸããçœå
éã«ãªã£ãŠããŸããŸãã
æ°Žæ¶äœã¯ãéºäŒãå 霢ãªã©ã®åœ±é¿ã§å°ããã€æ¿ã£ãŠãããŸããã玫å€ç·ãçœå éã®åå ã®äžã€ãšãããŠããŸãã
ç®ã»çŒã®çŽ«å€ç·å¯Ÿçã¯ã©ããããããã®ïŒ
玫å€ç·ãé²ãæ¹æ³ãšã¯?

玫å€ç·ãé²ãæ¹æ³ãšã¯ã©ãããäºãªã®ããèŠãŠãããŸãããã
玫å€ç·ãé²ãæ¹æ³ã¯2çš®é¡
玫å€ç·ãé²ãæ¹æ³ã«ã¯åºæ¬çã«ã¯äºéããããäžã€ã玫å€ç·ãåžåããäºãããäžã€ã玫å€ç·ãåå°ãããäºã§ãã
玫å€ç·ãåžåããçºã«ã¯ã玫å€ç·åžåå€ã䜿çšããŸãã
æ¥çŒãæ¢ãã¯ãªãŒã ã«ã¯ãã®çŽ«å€ç·åžåå€ãå«ãŸããŠãããèã®äžã«å¡ã£ãã¯ãªãŒã ã玫å€ç·ãåžåããŠç®èãŸã§çŽ«å€ç·ãéããªãæ§ã«ããŠããŸãã
ããäžæ¹ã®çŽ«å€ç·ãåå°ãããæ¹æ³ã¯ã極端ã«èšããšé¡ã®æ§ãªé¢ã«çŽ«å€ç·ãè¿ã¥ããäºã§ãã
é¡ã¯å€ªéœå
ç·ããã¹ãŠåå°ãããããæ¥çŒãããŸããã
ã§ãã®ã§ãæ¥çŒãæ¢ãã¯ãªãŒã ã«ã¯çŽ«å€ç·ãåå°ããã玫å€ç·åå°å€ãå«ãŸããŠããæ¥çŒãæ¢ãã¯ãªãŒã ããããŸãã
æ¥åã§èšãã°UVã«ããåãšç§°ããŠã·ã«ããŒã®è¡šé¢ã®åãããèŠãããŸãããããã¯çŽ«å€ç·ãåå°ãããŠé²ãããšããŠããŸãã
ãããããã®åçã ãã§ã¯100ããŒã»ã³ãå®çŸããäºã¯äžå¯èœã§ãããããã¯ç¹ç¶ã®ééããå
ãçŽæ¥å·®ã蟌ãçºã§ãã
å ã¿ã«ãããªãšã¹ãã«ã®åã§ã90ããŒã»ã³ãçšåºŠã®çŽ«å€ç·ãé²ãäºã¯å¯èœã§ããã圱ãäœã£ãŠãããã°çŽ«å€ç·ãããçšåºŠã«ããããäºã¯åºæ¥ãã®ã§ãã
æ¥çŒãæ¢ãã ãã§çŽ«å€ç·å¯Ÿçã¯å€§äžå€«ïŒ
玫å€ç·ã®ç §ãè¿ãã«ã泚æãïŒ
玫å€ç·ãå°é¢ã§ç §ãè¿ããŠããŸãäºããåç¥ã®æ¹ãããã£ããããšæããŸãã
ç æµã§ã¯éãæ³šã玫å€ç·éã¯20ããŒã»ã³ããã¢ã¹ãã¡ã«ãã§ã¯éãæ³šã玫å€ç·éã¯10ããŒã»ã³ããåå°ããŠããŸããŸãã
å®å šé®å æ¥åã¯éãæ³šã玫å€ç·ã100ããŒã»ã³ãé®ãäºã¯åºæ¥ãŸãããå°é¢ããã®ç §ãè¿ããåšãããåå°ããã玫å€ç·ãé²ãäºã¯åºæ¥ãŸããã
ç §ãè¿ãã®çŽ«å€ç·ãé²ãçºã«ã¯ãæ¥çŒãæ¢ãã¯ãªãŒã ãå¡ã£ãããé·è¢ãççšãããã¢ãŒã ã«ããŒããããªã©ã®å¯Ÿçãå¿ èŠã§ãã
玫å€ç·å¯Ÿçã§æå®³ãªçŽ«å€ç·ãã身ãå®ããïŒ

ä»åã¯çŽ«å€ç·ã®çš®é¡ãæå®³ãªçŽ«å€ç·ã«ã€ããŠèŠãŠãããŸããã
玫å€ç·ã¯æ³¢é·ã«ãã£ãŠçŽ«å€ç·Aæ³¢ïŒUVA)ã»çŽ«å€ç·Bæ³¢ïŒUVB)ã»çŽ«å€ç·Cæ³¢ïŒUVC)ã«åããäºãåºæ¥ãŸãã
éãæ³šã玫å€ç·ã¯UVAãšUVBã§ãããUVCã¯ãªãŸã³å±€ã«ãã£ãŠåžåãããããéãæ³šãäºã¯ãããŸããã
UVAã¯éãæ³šã玫å€ç·éã®95ããŒã»ã³ããå ããŠãããäžå¹Žäžéãæ³šã玫å€ç·ã§ãã
UVAãæµŽã³ãŠããŸããšçç®å±€ã«ãŸã§éããŠããŸããã³ã©ãŒã²ã³ããšã©ã¹ãã³ãšèšã£ãèã®ããªã匟åãç¶æããæåãç Žå£ããŠããŸããã·ã¯ãããã¿ãåŒãèµ·ãããŠããŸããŸãã
ãŸããã¡ã©ãã³ãçæããŸãã®ã§ã·ãããã°ãããåŒãèµ·ãããŠããŸããŸãã
UVBã¯éãæ³šãéã¯5ããŒã»ã³ãçšåºŠãšäœãã§ãããUVAãããšãã«ã®ãŒã¯åŒ·ãã§ãã
UVBãæµŽã³ãŠããŸããšãèãççãèµ·ãããŠããŸã£ãããæ°Žèšããåºæ¥ãŠããŸãèãèµ€ããªãæ¥çŒããåŒãèµ·ãããŠããŸããŸãã
次ã«çŽ«å€ç·ã济ã³ãŠããŸããšèº«äœã«ã©ã®æ§ãªåœ±é¿ãäžããŠããŸãã®ããèŠãŠãããŸããã
- å ç«åã®äœäž
- ã·ãããã°ãããã·ã¯ãããã¿ãªã©ã®èãã©ãã«ãåŒãèµ·ãããŠããŸã
- ç®èãããçºçããŠããŸã
- è§èãççãèµ·ãããŠéªç®ã«ãªã£ãŠããŸã
- æ°Žæ¶äœãæ¿ã£ãŠçœå éãåŒãèµ·ãããŠããŸã
ãã®æ§ã«çŽ«å€ç·ã济ã³ãŠããŸããšç®ã®ç æ°ãèãã©ãã«ãç®èçŸæ£ãªã©ããŸããŸãªåœ±é¿ã身äœã«äžããŠããŸãäºãåãããŸããã
玫å€ç·ã¯ç§éã«ãšã£ãп害ã§ããäºãåãããŸããã
玫å€ç·å¯Ÿçãããªããã°çŽ«å€ç·ãã¡ãŒãžãåããŠããŸããç§éã®èº«äœã¯å
ç«åã®äœäžãªã©ãåŒãèµ·ãããŠããŸããŸãã
ãããã玫å€ç·å¯Ÿçãè¡ãã°çŽ«å€ç·ã®åœ±é¿ãåããäºã¯å°ãªããªããŸãã
玫å€ç·å¯Ÿçãè¡ã£ãŠã貎æ¹ã®èº«äœã玫å€ç·ããå®ããŸãããã
æ©ãã«è¡ããªããšèããããïŒïŒçŽ«å€ç·å¯Ÿçã¯äœæ³ããå¿ èŠãïŒã
玫å€ç·ã®åœ±é¿ãäºåã«äºé²ïŒçŸèãå¥èãç®æãããã®ç¬¬äžæ©ïŒ
ããããã®çŽ«å€ç·å¯Ÿçã¢ã€ãã ã¯ãã¡ã
é«SPFãªã®ã«ç¡æ·»å ïŒãšãã©ãŒã·ã§ ã«ã©ãŒïŒUVããŒã¹ãã
玫å€ç·å¯Ÿçã¯ãªãŒã ãããããã ãŒã³ã»ãšããŒãã³ã¯ãã®å£ã³ãã¯ïŒ