Login ¡¡ ¢· ¢¹ ¡¡ Mobile II
Hint Food ¸À°úÇâ Diet Health ºÒ·®Áö½Ä ÀÚ¿¬°úÇÐ My Book À¯Æ©ºê Frims ¿ø ·á Á¦ Ç° Update Site

Àå¼ö ¡í ¼ö¸í ¡í ³ëÈ­

¿µ»ýÇÏ´Â ÇØÆĸ® : turritopsis nutricula Åõ¸®ÅäÇÁ½Ã½º ´©Æ®¸®Äð¶ó

µ¿¹°ÀÇ ÃÖÀå ¼ö¸í
- Àå¼ö DNA : ¹ú°Å¼þÀÌ µÎ´õÁã
- Àå¼ö DNA : ÃÖ°­ÀÇ »ý¹° ¹°°õ
- Àå¼ö DNA : È÷µå¶ó
- Àå¼ö DNA : ÇØÆĸ® Åõ¸®ÅäÇÁ½Ã½º

ºÒ·ÎÀå»ýÀº Àΰ£ÀÇ ¿À·£ ²ÞÀ̱⵵ ÇÏ°í ºÎÁú¾ø´Â ¿å¸Á°ú ¾î¸®¼®À½À» »ó¡ÇÏ´Â ¸»À̱⵵ ÇÏ´Ù. Áø½ÃȲÀÇ Àü¼³°ú °°Àº ÃÖÈĸ¦ µè°í ³ª¸é ¿ª½Ã Àΰ£Àº ¾ðÁ¨°¡ Á׾ ÈëÀ¸·Î µ¹¾Æ°¡´Â °ÍÀÌ ÀÚ¿¬ÀÇ ¼·¸®¶ó°í µÇ»õ±â°Ô µÈ´Ù. ÇÏÁö¸¸ ´©±¸³ª Á×´Â °ÍÀÌ ÀÚ¿¬ÀÇ ¼·¸®°¡ ¾Æ´Ï¶ó¸é ¾î¶²°¡? ÁÖº¯À» µ¹¾Æº¸ÀÚ. ³ª¹«´Â 1õ ³â, 2õ ³âÀ» »ì°í ¼¼±ÕÀº ÀûÀýÇÑ Á¶°ÇÀÌ °®ÃçÁö¸é Áö¼ÓÀûÀ¸·Î ºÐ¿­ÇÑ´Ù. ºÐ¿­ Ƚ¼ö¿¡´Â Á¦ÇÑÀÌ ¾øÀ¸´Ï ¹«ÇѺп­ÀÌ °¡´ÉÇÏ´Ù. Áï ³ëÈ­°¡ ¾ø´Â °ÍÀÌ´Ù. ÀÌ·¸°Ô Á×Áö ¾Ê°í »ç´Â °ÍÀº ½Ä¹°À̳ª ¼¼±Õ¿¡¸¸ ±¹ÇÑµÈ À̾߱Ⱑ ¾Æ´Ï´Ù. ¹«¼º»ý½ÄÀ» ÇÏ´Â ¸Û°Ô, ºÒ°¡»ç¸®, È÷µå¶ó, ÇØÆĸ® µîµµ ÀûÀýÇÑ Á¶°ÇÀÌ ÁÖ¾îÁö¸é ´ÄÁöµµ Á×Áöµµ ¾ÊÀ» ¼ö ÀÖ´Ù.

The Immortal Jellyfish

¡®Åõ¸®ÅäÇÁ½Ã½º ´©Æ®¸®Äð¶ó(Turritopsis nutricula)¡¯ ¶ó´Â ÇØÆĸ®´Â ÀÌ·ÐÀûÀ¸·Î ¹«ÇÑÈ÷ »ý¸íÀ» ¹Ýº¹ÇÒ ¼ö ÀÖ´Ù°í ¾Ë·ÁÁ® ÀÖ´Ù. Åõ¸®ÅäÇÁ½Ã½º´Â Ä«¸®ºêÇØ ¿¬¾È¿¡ ¼­½ÄÇÏ´Â 5mm Å©±âÀÇ ¾ÆÁÖ ÀÛÀº ÇØÆĸ®´Ù. º¸Åë ÇØÆĸ®µéÀº ¹ø½ÄÀÌ ³¡³­ µÚ Á×´Â ¹Ý¸é Åõ¸®ÅäÇÁ½Ã½º´Â ¹ø½Ä µÚ¿¡ ¿ÀÈ÷·Á ³ªÀ̸¦ °Å²Ù·Î ¸Ô´Â´Ù. Åõ¸®ÅäÇÁ½Ã½º´Â ¹ø½ÄÀÌ ³¡³ª¸é ´Ù½Ã ¹Ì¼º¼÷ »óÅÂÀÎ Æú¸³À¸·Î µ¹¾Æ°£´Ù. ¸öü¸¦ ¿øÅëÇü ¸ð¾çÀ¸·Î ÃëÇÑ µÚ ¹ÙÀ§ µî¿¡ ºÙ¾î Áö³»´Â °ÍÀÌ´Ù.

ÀÍÈ÷ ¾Ë·ÁÁø °Íó·³ µµ¸¶¹ìÀº ²¿¸®³ª ´Ù¸®°¡ Àß·Áµµ Àç»ýÇÒ ¼ö ÀÖ´Â ´É·ÂÀÌ ÀÖ´Ù. ÀÌÇüºÐÈ­ÀÇ ¿ø¸®·Î ÇϳªÀÇ ¼¼Æ÷¸¦ ´Ù¸¥ Á¾·ùÀÇ ¼¼Æ÷·Î ¹Ù²Ù´Â °ÍÀÌ´Ù. Åõ¸®ÅäÇÁ½Ã½º´Â µµ¸¶¹ì°ú ¸¶Âù°¡Áö·Î ÀÌ·± ÀÌÇüºÐÈ­¸¦ ÇÒ ¼ö Àִµ¥, ²¿¸®³ª ´Ù¸®Ã³·³ ½ÅüÀÇ ÀϺΰ¡ ¾Æ´Ï¶ó ¸ö Àüü¸¦ Àç»ýÇÒ ¼ö ÀÖ´Ù.

±×·±µ¥ Á×Áö ¾Ê´Â ÇØÆĸ®¶ó´Ï¡¦, °è¼Ó ¹ø½Ä¸¸ ÇÏ°í Á×Áö ¾Ê´Â´Ù¸é °³Ã¼ ¼ö°¡ ¾ó¸¶³ª ¸¹À»±î? Á¤È®ÇÑ °³Ã¼ ¼ö´Â ÆľǵÇÁö ¾Ê°í ÀÖ´Ù. º»·¡ Åõ¸®ÅäÇÁ½Ã½º´Â Ä«¸®ºêÇØ¿¡ ¼­½ÄÇßÁö¸¸ Áö±ÝÀº ¿­´ë ±âÈÄÀÇ ¹Ù´Ù ¾îµð¼­³ª ¹ß°ßµÇ±â ¶§¹®ÀÌ´Ù. ÀÌ´Â È­¹°¼±µéÀÌ ¹èÀÇ ¾ÈÁ¤À» À§ÇØ ½Æ´Â ¹°À» µû¶ó Àü ¼¼°è·Î ÆÛÁ®³ª°£ °ÍÀ¸·Î ÃßÁ¤µÈ´Ù.

A small species of jellyfish native to the warmer, tropical waters of the Caribbean has developed a unique way of rendering itself potentially immortal. The 5mm long Turritopsis Nutricula is unlike any other member of the jellyfish group as it is able to revert back to it's younger form (once it has become sexually mature) through a biological process known as transdifferentiation. Despite Turritopsis Nutricula first being discovered in 1883, it's unique abilities were not unveiled until much later in the 1990s.
Although it is thought that Turritopsis Nutricula will only do this if it faced by life-threatening circumstances including being starving or physically wounded, this little jellyfish completely transforms it's existing cells into their younger state, turning itself into a small blob-like polyp which in turn becomes a polyp colony. This colony then spawns hundreds of identical jellyfish which are nearly perfect copies of the original adult. It is thought to be able to repeat this process indefinitely, meaning that it can technically live forever.
Turritopsis Nutricula is actually not one of the world's true jellyfish but instead belongs to a group of small, predatory, water-bound animals known as hydrozoans, that are closely related to jellyfish and corals. Most of the members of the jellyfish family are known to die shortly after mating, so it is a real mystery to science as to why and how Turritopsis Nutricula has decided to live it's life cycling between it's old and young states.
However, this phenomenal of the natural world does not go without consequence as the range of this tiny invertebrate has extended rapidly out of Caribbean waters, as it has swarmed the oceans of the world. Turritopsis Nutricula has been found everywhere and although they may differ slightly in appearance from place to place (individuals inhabiting tropical waters have around 8 tentacles, where those found in cooler regions have at least 24), their genetics are seemingly identical.
Jellyfish are not generally known for migrating such vast distances, and this coupled with the fact that all Turritopsis Nutricula individuals have such similar DNA, means that they are thought to have got around in other ways including becoming stowaways on boats. The true effects on their new ecosystems is not yet known and the secret to the immortality of this tiny creature will probably remain a mystery to the world for years to come.

   


º£´ÏÅ©¶ó°Ô

ÇÑÆí, Åõ¸®ÅäÇÁ½Ã½º ÀÌ¿Ü¿¡µµ ¿µ¿øÈ÷ »ç´Â °ÍÀ¸·Î ¾Ë·ÁÁø ÇØÆĸ®°¡ Çϳª ´õ Àִµ¥,
¹Ù·Î º£´ÏÅ©¶ó°Ô´Ù. ´Ù¸¥ ¸»·Î´Â È«ÇØÆĸ®¶ó°íµµ ºÎ¸¥´Ù. Salento ¹ÝµµÀÇ ÇØÀúµ¿±¼¿¡ »ì°í ÀÖÀ¸¸ç,
5¾ï³â ÀüºÎÅÍ »ì¾Æ¿Â, 1cmÅ©±âÀÇ ÀÌ ÇØÆĸ® ¶ÇÇÑ Åº»ý°ú ³ëÈ­ Á×À½ÀÇ °úÁ¤¿¡¼­
Á×À½¸¸À» ¹«½ÃÇÑü, ź»ý°ú ³ëÈ­¸¦ ¹Ýº¹ÇÑ´Ù. ³ëÈ­°¡ ÀϾ ÈÄ¿£ ¿ª½Ã Æú¸³(žÆ)»óÅ·Î
µÇµ¹¾Æ°¡ ¼¼Æ÷¸¦ Ãà¼Ò½ÃÄÑ, ´Ù½Ã Àþ¾îÁø µÚ Àçź»ýÇϴµ¥ ÀÌ·¯ÇÑ °úÁ¤Àº 48½Ã°£ÀÌ °É¸°´Ù°í ÇÑ´Ù.
ÀÌ ¿Ü¿¡µµ Àΰ£ÀÇ ¼ö¸íº¸´Ù ÈξÀ ¸¹Àº ¼ö¸íÀ» »ç´Â »ý¹°µéÀÌ ±²ÀåÈ÷ ¸¹´Ù.

Á×À½ : ÁøÈ­ÀÇ 10´ë ¹ß¸í , ´Ù¼¼Æ÷ »ý¹°À» °¡´ÉÇÏ°ÔÇÑ ±Ù¿øÀû ¹ß¸íÀÌ´Ù.
- Apoptosis ¿ªÇÒ : ´Ù¼¼Æ÷ »ý¹°Ã¼ÀÇ À¯Áö¼ú renewal, Ç×»ó¼º
- Apoptosis ¿ªÇÒ : Á¸¾ö¼ºÀÇ À¯Áö  


 


 

ÇØÆĸ®´Â »ç½Ç»ó ¹°°ú ´Ü¹éÁú·Î ÀÌ·ïÁø »ý¹°ÀÌ´Ù. ¸öÀÇ 92.4%°¡ ¹°ÀÌ´Ù. ÇØÆĸ®¸¦ ½ÄÀç·á·Î »ç¿ëÇÏ·Á¸é ³»ÀåÀ» Á¦°ÅÇÏ°í ¼Ò±Ý°ú ¸í¹ÝÀ¸·Î ÀýÀÎ µÚ ²Ú ´­·¯ ³õ¾Æ¾ß ÇÑ´Ù. ÇØÆĸ® ¸ö¿¡¼­ ¹°ÀÌ ºüÁ®³ª¿À¸é ¹«°Ô°¡ ¾à 10ºÐÀÇ 1·Î °¡º­¿öÁø´Ù. ¸Àµµ ²¿µé²¿µéÇØÁø´Ù. ÇØÆĸ® »ý°Í 100g´ç ´Ü¹éÁú ÇÔ·®ÀÌ 5.3gÀ̹ǷΠ¾ö¹ÐÈ÷ ¸»ÇÏ¸é °í´Ü¹é ½ÄÇ°À¸·Î º¸±âµµ Èûµé´Ù. ź¼öÈ­¹°°ú Áö¹æ ÇÔ·®Àº »ýÇØÆĸ® 100g´ç °¢°¢ 0.6g°ú 0.1g¿¡ ºÒ°úÇÏ´Ù.
ÇØÆĸ®ÀÇ ¹Ì²ö¹Ì²öÇÑ ¼ººÐÀº ¹Â½Å(Mucin)ÀÌ´Ù. ´Ü¹éÁú°ú ź¼öÈ­¹°ÀÇ °áÇÕüÀÎ ¹Â½ÅÀÇ ÁÖ¼ººÐÀº Äܵå·ÎÀÌƾÀ¸·Î, ÀÌ ¼ººÐÀº ±Û·çÄÚ»ç¹Î°ú ÇÔ²² °üÀý °Ç°­¿¡ À¯ÀÍÇÑ °ÍÀ¸·Î ¾Ë·ÁÁ® ÇѶ§ ±¹³»¿¡¼­ Å« Àα⸦ ´©·È´Ù. ÇØÆĸ®ÀÇ ´Ü¹éÁúÀº ´ëºÎºÐ Á©¶óƾÀÌ´Ù. Á©¶óƾÀº ü³»¿¡¼­ ¼ÒÈ­µÇÁö ¾Ê´Â´Ù. ÇǺÎ, °üÀý °Ç°­¿¡ ÀÌ·Î¿î µ¿¹°¼º ´Ü¹éÁúÀº Äݶó°ÕÀ» ¹°À» ³Ö°í ²úÀÌ¸é »ý¼ºµÇ´Â °ÍÀÌ Á©¶óƾÀÌ´Ù.
º»ÃÊ°­¸ñ¿£ ÇØÆĸ®°¡ ¸ñÀÇ ¿°ÁõÀ» °¡¶ó¾ÉÈ÷°í ¼ÒÈ­ºÒ·® Áõ¼¼¸¦ ³´°Ô ÇÑ´Ù, °í ±â¼úµÅ ÀÖ´Ù. ÇØÆĸ®°¡ Àüä ¿ä¸® Àç·á·Î »ç¿ëµÇ´Â °ÍÀº ÀÌ·¡¼­´Ù.
ÇØÆĸ®´Â ¹°¼ÓÀ» ¶°³ª´Ï¸ç »ýÈ°ÇÏ°í ÇØ·ù¸¦ µû¶ó À̵¿ÇÑ´Ù. ½º½º·Î Çì¾öÄ¡´Â ÈûÀÌ ¾àÇؼ­´Ù. ÇØÆĸ®ÀÇ Á¤Ã³ ¾ø´Â À¯¿µ ¸ð½À¿¡¼­ ¡®¹°¿¡ ¶á ÇØÆĸ® °°´Ù¡¯´Â Ç¥ÇöÀÌ ³ª¿Ô´Ù. ½Ã·ù¿¡ Æí½ÂÇÑ Ã¤ ¿øÄ¢°ú ¼Ò½Å ¾øÀÌ ¶°µµ´Â ¡®Ã¶»õ¡¯ Á¤Ä¡ÀÎÀ» ²¿Áý´Â ¸»À̱⵵ ÇÏ´Ù. ¶Ç ¡®¾îÀåÀÌ ¾È µÇ·Á¸é ÇØÆĸ®¸¸ ²÷´Â´Ù¡¯´Â ¸»µµ ÀÖ´Ù. ÀÏÀÌ Àß ¾È µÇ·Á´Ï ³ª»Û Àϸ¸ »ý±ä´Ù´Â ¶æÀÌ´Ù.
Çѹݵµ ¿¬¾È¿£ 20¿© Á¾ÀÇ ÇØÆĸ®°¡ ÃâÇöÇÑ´Ù. ´ëÇ¥ÀûÀÎ °ÍÀº ³ë¹«¶óÀÔ±êÇØÆĸ®, º¸¸§´Þ¹°ÇØÆĸ®, Ä¿Æ°¿ø¾çÇØÆĸ®, ÀÛÀº ºÎ·¹°üÇØÆĸ®´Ù. Å©±â´Â ÄẸ´Ù ÀÛÀº °ÍºÎÅÍ Áö¸§ÀÌ 2m ÀÌ»óÀÎ °Í±îÁö ´Ù¾çÇÏ´Ù. °­·ÂÇÑ µ¶¼ºÀ» Áö´Ñ °Íµµ ¸¹´Ù. ÇǼ­Ã¶ Çؼö¿åÀå¿¡ µ¶¼º ÇØÆĸ®°¡ Ãâ¸ôÇϸé ÁÖº¯ »óÀεéÀº ¿©¸§ Àå»ç¸¦ ¸ÁÄ£´Ù. ½ÄÀç·á·Î »ç¿ëÇÏ´Â ÇØÆĸ®´Â ±Ù±¸ÇØÆĸ® ¸ñ¿¡ ¼ÓÇÏ´Â 10¿© Á¾ÀÌ´Ù. ´ëºÎºÐ Áß±¹À̳ª µ¿³²¾Æ¿¡¼­ ¼öÀԵȴÙ. ½Ä¿ëÀ¸·Î Àαâ ÀÖ´Â °ÍÀº ·ÎÇÊ·¹¸¶Á¾°ú Æ÷źÇØÆĸ®´Ù.

Ãâó : ¾î¾÷in¼ö»ê(http://www.suhyupnews.co.kr)


ÆäÀ̽ººÏ       ¹æ¸í·Ï      ¼öÁ¤ 2021-06-18 / µî·Ï 2015-12-14 / Á¶È¸ : 7419 (516)



¿ì¸®ÀÇ °Ç°­À» ÇØÄ¡´Â ºÒ·®Áö½ÄÀÌ ¾ø´Â ¾Æ¸§´Ù¿î ¼¼»óÀ» ²Þ²Ù¸ç ...  2009.12  ÃÖ³«¾ð


¡¡