½Äǰ ¾ÈÀüÀ» À§ÇÑ ºü¸£°í Á¤È®ÇÑ ¹Ì»ý¹° µ¿Á¤ ±â¼ú: MALDI-Biotyper!
 
 

Results

8Á¾ ListeriaÀÇ 50°³ reference ±ÕÁַκÎÅÍ ¾òÀº Listeria fingerprints Áú·® ½ºÆåÆ®·³ ¼¼Æ®´Â ¸ðµç ListeriaÀÇ fingerprints¸¦ Æ÷ÇÔÇϸç ÀÌ Listeria fingerprints ¸ðµ¨Àº (Fig.5) °³¼±µÈ µ¥ÀÌÅͺ£À̽º¿¡ ÀÇÇØ È®¸³µÇ¾ú´Ù.

È®ÀåµÈ µ¥ÀÌÅͺ£À̽ºÀÇ Listeria ±ÕÁÖ Á¾·ù
L. fleischmannii (n = 2), L. grayi (n = 6), L. weihenstephanensis (n = 2), L. monocytogenes (n = 9), L. ivanovii (n = 8), L. innocua (n = 10), L. welshimeri (n = 5) L. seeligeri (n= 5).

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Fig5. a L. monocytogenes and L. innocua different Listeria model fingerprints with characteristically peaks are covered in the improved MALDI Biotyper database.

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Fig.5.b L. Innocua and L. seeligeri characteristical peaks and slight differences accurately and rapidly identified by the improved MALDI Biotyper database.

Listeria Á¾Àº °³¼±µÈ MALDI Biotyper µ¥ÀÌÅͺ£À̽º¸¦ »ç¿ëÇÏ¿© Á¤È®ÇÑ µ¿Á¤À» ÇÒ ¼ö ÀÖÀ¸¸ç ³ôÀº log(score)°ª°ú ÇÔ²² ÀÏÁ¤ÇÑ µ¿Á¤ °á°ú¸¦ ÅëÇØ ½Å·ÚÇÒ ¼ö ÀÖ´Â µ¿Á¤ ¹æ¹ýÀÓÀ» ¾Ë ¼ö ÀÖ´Ù.

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Table 1. Correct and constant ranksing of species identification of 50 Listeria spp. strains using actual and extended database.

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Table 2. Constant results with high log(score) value.

Conclusion
Listeria spp. ´Â ¸Å¿ì À¯»çÇÑ ÆÐÅÏÀ» °¡Áö°í ÀÖ¾î Á¤È®ÇÏ°í ½Å¼ÓÇÏ°Ô µ¿Á¤À» ÇÏ´Â °ÍÀÌ ¸Å¿ì Áß¿äÇÏ´Ù.
È®Àå ¹× °³¼±µÈ MALDI Biotyper µ¥ÀÌÅͺ£À̽º¸¦ ÅëÇØ ½Å¼ÓÇϰí Á¤È®ÇÏ°Ô Listeria Á¾À» µ¿Á¤ÇÒ ¼ö ÀÖ¾ú´Ù.