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ÆxÄM³ñ¦Ð¯g PBFD (Psittacine Beak & Feather Disease)
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PBFD ¯f¬r¤¶²Ð
¬°¤£¨ã«Ê®M¤§20±Åé¹ïºÙ¯f¬r¡AÀôª¬³æªÑDNA¡A¤ÀÃþ¦b¶ê¯f¬rÄÝ¡}Circovirus¡~¡AÀôª¬¯f¬r¬ì¡}Circoviridae¡~¡C
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ºC©Ê«¬·P¬V©ó¤T·³¥H¤ºªº³¾¸û©öµo¥Í¡A±w³¾¥i¯à§K¬Ì¤O§C¤U¡A¤Þµo¤G¦¸·P¬V¦Ó¦º¤`¡C¦Ð¤ò¤Wªº¯fÅÜ¥]§t¦ÐÀT¥¼²æ¸¨¡A¦Ð¤ò®Ú³¡¥X¦å¡A¦Ð¤òÅܧCµ³¦Ð³q±`¥ý±¼¸¨¡A±µµÛ«a¦Ð¡A¸¦Ð¡A§À¦Ðµ¥Åé¦Ð¤]¶}©l±¼¸¨¡C¦³¨Ç±w³¾¤w¸g¥þ¨¨r¤ò¡A¦ý¤´¥i¦A¬¡¼ÆÓ¤ë¦Ü¼Æ¦~«á¤~¦º¤`¡CºC©Ê«¬·P¬VªÌ¡A°£¤F®ç¦â¤Ú¤¦¡A¼¯³À¥[¤Ú¤¦¥H¤Î¸ªªá¤Ú¤¦¤§¥~¡A³¾³ñªº¯fÅܸû¤£·|µo¥Í©ó¨ä¥LºØÆxÄM¡C¯fÅÜ¥]§t¤fµÄ¼ìºÅ¡A³¾³ñ¹Lªø©ÎÂ_µõ¡A³ñ¦yºÝÃa¦º¡C¦h¥b¦ñÀH¦³²Óµß©ÎÅðµßªºÄ~µo©Ê·P¬V¡C
PBFD¹ï©ó³¾¨à¯fµ{´N¦pAIDS¹ï¤HÃþ«I»k¯ë¡A¯f³¾³Ì²×¦]§K¬Ì¨t²Î³à¥¢¡AÄ~µo¨ä¥L¯f¬r¡B²Óµß¡B¾`µß©M±H¥ÍÂηP¬V©ÛP¦º¤`¡C
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§K¬Ì²Õ´¬V¦âªk¡}Immunohistochemistry¡~¡A¦å²G¾®¶°¸ÕÅç¡}Hemagglutination¡~¡A¦å²G¾®¶°§í¨î¸Õ¸Õ¡}Hemagglutination inhibition¡~¡Ain situ hybridization¡A¹q¤lÅã·LÃèÀ˪k (Electron Microscopy )¡A¤Î¤À¤l¥Íª«PCRÀËÅçªk( PCR test)¥Ø«e¥H¤À¤l¥Íª«PCRÀËÅçªk¬°ÆF±Ó«×³Ì°ª¡B¯S²§©Ê³Ì¦nªº¶EÂ_¤è¦¡¡C¦Ó¬ã¨sÅã¥Ü³¾¨à¨ü·P¬V2¤Ñªº¦å²G¤¤§Y¥i°»´ú¥XPBFD¯f¬r¡A§Y³¾¦Ó¨ü¨ì·P¬V¦b¼ç¥ñ´Á¥H¤À¤l¥Íª«PCRÀËÅçªk¥i´ú±oPBFD¯f¬r¡A»·¤ñ¨ä¥LÀËÅç¤è¦¡¨Óªº±Ó·P¡B§Ö³t¡B¥¿½T¡C
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http://www.exoticpetvet.net/avian/pbfd.html
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Antibody titer surveys in the United States suggest that most birds of susceptible larger species are exposed to the virus at some time in their lives but are able to mount an effective immune response.
This is considered natural vaccination, just like the baby birds in the nursery that were all exposed to the virus, tested positive and then later tested negative. Those birds would likely be immune to the PBFD virus for life.
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http://www.amazondna.com/virus1.htm
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