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¿µÁøÄÚÆÛ·¹ÀÌ¼Ç Á¾ÇÕÄ«´Ù·Î±× |
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Introduction
Iron Dextran Àº Ferric Hydroxide (¼ö»êÈö) °ú Dextran À¸·Î ±¸¼ºµÈ ¾×»ó º¹ÇÕü·Î, ±ÙÀ° Áֻ縦 ÅëÇØ Ã¶ºÐ °áÇÌ ºóÇ÷À» Ä¡·áÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù.
ÀÓ»ó ȯ°æ¿¡¼´Â °æ±¸ öºÐ º¸ÃæÁ¦·Î Ä¡·áÇÒ ¼ö ¾ø´Â ȯÀÚ³ª Áï°¢ÀûÀÌ°í ÃæºÐÇÑ Ã¶ºÐ º¸ÃæÁ¦°¡ ÇÊ¿äÇÑ È¯ÀÚ¿¡°Ô »ç¿ëµË´Ï´Ù.
Iron Dextran ÀÇ Å©±â¿Í Å©±â ºÐÆ÷´Â Á¦Á¦ÀÇ Á¦Á¶ °øÁ¤°ú ¹ÐÁ¢ÇÑ °ü·ÃÀÌ ÀÖÀ¸¸ç, °á°úÀûÀ¸·Î ÃÖÁ¾ Á¦Ç°¿¡¼ »ý¼ºµÇ´Â »ýü ÀÌ¿ë·ü, È¿´É ¹× ¸é¿ª ¹ÝÀÀ¿¡ »ó´çÇÑ ¿µÇâÀ» ¹ÌĨ´Ï´Ù.
¶ÇÇÑ Á¦Á¦ÀÇ Å©±â¿Í Å©±â ºÐÆ÷¸¦ ¸ð´ÏÅ͸µÇÏ¿© Á¦Ç° ¾ÈÁ¤¼ºÀ» Æò°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.
À̹ø Application Note ¿¡¼´Â »ó¾÷ÀûÀ¸·Î ÀÌ¿ë °¡´ÉÇÑ Iron Dextran Çϳª¿Í R&D ´Ü°è¿¡ ÀÖ´Â Iron Dextran ÇϳªÀÇ Å©±â ºÐÆ÷¿¡ ´ëÇÑ ºñ±³ ¿¬±¸¸¦ ¼öÇàÇß½À´Ï´Ù.
Instrument
BeNano 90 Nanoparticle Size Analyzer (Bettersize »ç) ´Â ÆÄÀå 671nm, Àü·Â 50mW ÀÇ °íü ·¹ÀÌÀú ¼Ò½º¿Í ÇÔ²² È°¿ëµÇ¾ú½À´Ï´Ù.
±¤°ËÃâ±â (APD) ´Â 90µµ¿¡¼ »ê¶õµÈ ºû ½ÅÈ£¸¦ È®ÀÎÇÏ´Â µ¥ »ç¿ëµÇ¾ú½À´Ï´Ù. Signal-to-Noise Ratio ¸¦ ³ôÀ̱â À§ÇØ Single-mode fiber ¸¦ Signal Transmission ¿¡ ÀÌ¿ëÇÏ¿´½À´Ï´Ù.
Experiment
ÀÌ ¿¬±¸¿¡¼´Â »ó¾÷ÀûÀ¸·Î ÀÌ¿ë °¡´ÉÇÑ Ã¶ µ¦½ºÆ®¶õ°ú R&D ´Ü°èÀÇ Ã¶ µ¦½ºÆ®¶õÀ» ÃøÁ¤Çß½À´Ï´Ù.
µÎ »ùÇÃÀÇ stock solution Àº £Àº °¥»ö ÇöŹ¾×À̾úÀ¸¸ç, ÀÌ´Â ³ôÀº Èí±¤µµ¸¦ ³ªÅ¸³À´Ï´Ù. stock solution Àº °¢°¢ Å»À̿¼ö·Î 100¹è Èñ¼®ÇÏ¿´°í,
BeNano 90 ¿¡ ³»ÀåµÈ ¿Âµµ Á¶Àý ÀåÄ¡¸¦ »ç¿ëÇÏ¿© 25¡ÆC ¿¡¼ ÃøÁ¤ÇÏ¿´½À´Ï´Ù. °¢ »ùÇÃÀº Å©±âÀÇ Ç¥ÁØ ÆíÂ÷¸¦ ±¸ÇÏ°í °á°ú ÀçÇö¼ºÀ» Á¶»çÇϱâ À§ÇØ ÃÖ¼Ò 3¹ø ÃøÁ¤ÇÏ¿´½À´Ï´Ù.
Results and Discussion
Orginal Scattered Light ÀÇ ½ÅÈ£¸¦ ºÐ¼®ÇÏ¿© »ùÇÃÀÇ »ó°ü ÇÔ¼ö¸¦ °è»êÇÏ°Ô µÇ´Âµ¥, ÀÌ´Â ¾Æ·¡ Figure 1 °ú Figure 2 ¿¡ ³ª¿Í ÀÖ½À´Ï´Ù.
Figure 1. Correlation function of commercially available sample
Figure 2. Correlation function of the R&D stage sample
Figure 3. Correlation function comparison between two samples
À§ °á°ú¿¡¼ º¸µíÀÌ µÎ Correlation Functions (»ó°üÇÔ¼ö) ¸ðµÎ ³ôÀº Signal-to-Noise Ratio ¿Í ¶Ù¾î³ ÀçÇö¼ºÀ» º¸ÀÌ°í ÀÖ½À´Ï´Ù.
±×·¯³ª Figure 3 ¿¡¼ º¸µíÀÌ Decay Rate ´Â ¼·Î ¾à°£ Â÷ÀÌ°¡ ÀÖ½À´Ï´Ù.
½ÃÁß¿¡¼ ÆǸŵǴ »ùÇÃÀÇ »ó°ü ÇÔ¼ö´Â R&D ´Ü°è »ùÇú¸´Ù ´õ »¡¸® ºØ±«µÇ¾ú½À´Ï´Ù.
µû¶ó¼ R&D ´Ü°è Iron Dextran ÀÌ ½ÃÁß¿¡¼ ÆǸŵǴ °Íº¸´Ù Å©±â°¡ Å©°í ÀÔÀÚ°¡ ´õ ´À¸®°Ô È®»êµÇ¾úÀ½À» º¸¿©ÁÝ´Ï´Ù.
Table 1. Size and size distributions of iron dextrans
Table 1Àº ½ÃÁß¿¡¼ ÆǸŵǴ °Í°ú ºñ±³ÇÏ¿© R&D ´Ü°è Iron Dextran ÀÌ ´õ Å« Z-Æò±Õ Å©±â¿Í ´õ Å« ´ÙºÐ»ê Áö¼ö (PD.I) ¸¦ º¸Àδٴ °ÍÀ» º¸¿©ÁÝ´Ï´Ù.
Figure 4. Size distribution of the commercially available iron dextran
Figure 5. Size distribution of the R&D stage iron dextran
µÎ °¡Áö Iron Dextran Á¦Á¦ÀÇ Å©±â ºÐÆ÷´Â Figure 4 ¿Í Figure 5 ¿¡ Ç¥½ÃµÇ¾î ÀÖÀ¸¸ç, ½ÃÁß¿¡¼ ÆǸŵǴ »ùÇÃÀÇ Å©±â ºÐÆ÷°¡ Á¼´Ù´Â °ÍÀ» º¸¿©ÁÖ¸ç,
R&D ´Ü°è »ùÇÃÀÇ µÎ ÇÇÅ©¿Í ºñ±³µË´Ï´Ù. ¾à 200nm ¿¡¼ ÀÌ·¯ÇÑ Ãß°¡ ÇÇÅ©´Â R&D ´Ü°è »ùÇÿ¡ ÀÀÁýü°¡ Á¸ÀçÇÔÀ» ½Ã»çÇÕ´Ï´Ù.
Conclusions
ÀÌ Application Note ¿¡¼´Â BeNano 90 Àº µÎ °¡Áö Iron Dextran ÁÖ»çÁ¦, Áï »ó¾÷ÀûÀ¸·Î ÀÌ¿ë °¡´ÉÇÑ ÁÖ»çÁ¦¿Í R&D ´Ü°è¿¡ ÀÖ´Â ÁÖ»çÁ¦¸¦ Ư¼ºÈÇÏ´Â µ¥ »ç¿ëµÇ¾ú½À´Ï´Ù.
Å©±â Â÷À̸¦ ¼º°øÀûÀ¸·Î ±¸º°Çß°í, R&D »ùÇÿ¡¼ ÀÀÁýüÀÇ Á¸À縦 È®ÀÎÇß½À´Ï´Ù.
ÁÖ»çÁ¦ Áغñ¿Í °ü·ÃÇÏ¿©, ¾à¹° ¾ÈÁ¤¼º, È¿´É ¹× ¸é¿ª ¹ÝÀÀ¿¡ ¹ÌÄ¡´Â »ó´çÇÑ ¿µÇâÀ¸·Î ÀÎÇØ ÀÀÁýü Çü¼º¿¡ Ưº°ÇÑ ÁÖÀǸ¦ ±â¿ï¿©¾ß ÇÕ´Ï´Ù.
µû¶ó¼ ÀÀÁýü³ª Å« ÀÔÀÚ¿¡ ´ëÇÑ ¶Ù¾î³ °¨µµ¸¦ °¡Áø BeNano 90Àº ÁÖ»çÁ¦ Áغñ ¿¬±¸ µµ±¸·Î¼ ¸Å¿ì À¯¿ëÇÏ°í Æí¸®ÇÒ °ÍÀÔ´Ï´Ù.
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