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A RADIOAUTOGRAPHIC STUDY OF POSTNATAL DEVELOPMENT OF THE TONGUE FOLLOWING 5-FLUOROURACIL ADMINSTRATION IN MICE

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Àå»óÇå ( Jang Sang-Hun ) - ¼­¿ï´ëÇб³ Ä¡°ú´ëÇÐ Ä¡°ú±³Á¤Çб³½Ç

Abstract

½Å»ýÀÇ Balb/C strain ¹é¼­20µÎ¸¦ »ç¿ëÇÏ¿´°í, ½ÇÇ豺°ú ´ëÁ¶±ºÀ¸·Î ±¸ºÐÇÏ¿© ½ÇÇ豺¿¡´Â 5-fluorouracilÀÇ Ã¼Áß 25 mg/kg¾¿ 2ȸ¸¦ º¹°­³»ÁÖ»çÇÏ¿´´Ù. ½ÇÇ豺°¡ ´ëÁ¶±º¿¡ ¸ðµÎ Èñ»ý 2½Ã°£Àü¿¡ üÁ߱׶÷´ç 5¥ì CiÀÇ thymidine-H©ø (Specific activity´Â 9.0 Ci/mM ÀÌ»ó)¸¦ º¹°­³» ÁÖ»çÇÏ¿´´Ù. °¢±ºÀº 5-fluorouracil ÃÖÁ¾ ÁÖ»çÈÄ 1, 3, 7, 14, 21ÀÏ °£°ÝÀ¸·Î Èñ»ý½ÃÅ°°í, µÎºÎ¸¦ 4% formalin¿¡ °íÁ¤ÇÏ¿´´Ù. Á¶Á÷À» 0.5M EDTA¿¡ ŻȸÇÏ°í parlodion°ú paraplast¿¡ ÀÌÁß ¸Å¸ôÀ» ÇÏ¿© Parasagittal serial section À» 10¥ìÀÇ ÀýÆíÀ» ¸¸µç ÈÄ ÀÚ±â¹æ»ç¿ëÇ¥º»À» Á¦ÀÛÇÏ¿´´Ù. ±× °á°ú´Â ´ÙÀ½°ú °°´Ù. 1. 5-fluorouracilÀÌ ¹é¼­¼³ÀÇ ±âÀú¼¼Æ÷ÃþÀÇ ÇÙ»êÇÕ¼º ¹× ´Ü¹éÇÕ¼º¿¡ ¹ÌÄ¡´Â ¿µÇâÀº ½ÇÇèÃÊÀÏÀÎ Á¦ 1ÀϺÎÅÍ ¾ïÁ¦Çϱ⠽ÃÀÛÇÏ¿© (80.9%) Á¦3ÀÏ 76.9%ÀÌ°í, Á¦ 7ÀÏÀÌ °¡Àå ±Ø½ÉÇÏ°í (66.2%) ±×ÈĺÎÅÍ´Â ´Ù¼Òȸº¹µÇ±â ½ÃÀÛÇÏ¿© Á¦14ÀÏÀÌ 92/3%ÀÌ°í, Á¦21ÀÏÀÎ 98.9%·Î¼­ ¼­ÀÇ ´ëÁ¶±º¼öÄ¡¿¡ Á¢±ÙÇÏ¿´´Ù. 2. 5-fluorouracilÀº ¼³À¯µÎÁß nallate papillae ¼ºÀå¿¡ °¡Àå ¾ïÁ¦Àû Çö»óÀ» º¸¿´°í, ±× ´ÙÀ½ÀÌ fungiform papillae, filiform papillaeÀÇ ¼øÀ§¿´´Ù. 3. 5-fluorouracil ÀÌ ¹é¼­¼³ÀÇ ±âÀú¼¼Æ÷ÃþÀÇ ÇÙ»êÇÕ¼ºÀ» ¾ïÁ¦ÇÔÀ» ¾Ë ¼ö ÀÖ°í, ¾Æ¿ï·¯ ¹é¼­¼³ÀÇ Á¶±âÁ¤»ó ¹ßÀ°¿¡ ¿µÇâÀ» ÁÜ¿ï ¾Ë ¼ö ÀÖ´Ù.

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