Aminotransferase(Transaminase) ÀÇ È°¼º ÃøÁ¤: GOT, GPT

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Aminotransferase(Transaminase) ÀÇ È°¼º ÃøÁ¤: GOT, GPT

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Aminotransferase(Transaminase)ÀÇ È°¼º ÃøÁ¤


1. Aminotransferase´Âketo acid ¿Í amino acid °£ÀÇ amino ±âÀÇ ±³È¯À» Ã˸ÅÇÏ´Â È¿¼ÒÀÌ´Ù.

¿©·¯°¡Áö°¡ ÀÖÀ¸³ª ÀÓ»óÀûÀ¸·Î Áß¿äÇÑ °ÍÀº aspartate aminotransferase(AST) (EC 2.6.1.1.) ¿Í alanine aminotransferase(ALT) (EC 2.6.1.2.)Àε¥, À̰͵éÀº Á¾Àü¿¡´Â °¢°¢ GOT, GPT ¶ó°í ºÎ¸£´ø È¿¼ÒÀÌ´Ù.

2. AST´Â ½É±Ù°æ»öÁõ Áø´Ü¿¡ ART´Â Àü¿°¼º °£¿°ÀÇ Áø´Ü¿¡ ƯÈ÷ À¯¿ëÇÏ°Ô ¾²À̳ª °£Áúȯ ¶§´Â AST Ȱ¼ºµµ ³ô¾ÆÁö¹Ç·Î À̵éÀº ¹Ýµå½Ã °£ÀåÀ̳ª ½ÉÀå¿¡ ƯÀÌÇÑ °Ë»ç´Â ¾Æ´Ï´Ù.

(¿ø¸®)

A. aspartate aminotransferase(AST):GOT
¨ç aspartic acid + alpha-ketoglutaric acid------>
glutamic acid + oxalacetic acid
¨è oxalacetic acid + dinitrophenylhydrazine---->
hydrazone
»ý¼ºµÈ colored hydrazoneÀ» spectrophotometer·Î ÃøÁ¤ÇÑ´Ù.

B. alanine aminotransferase(ALT):GPT
¨ç alanine + alpha - ketoglutaric acid------->
glutamic acid + pyruvic acid
¨è pyruvic acid + dinitrophenylhydrazine--------->
hydrazone
AST ¶§¿Í °°ÀÌ »ý¼ºµÈ colored hydrazoneÀ» spectrophotometer·Î ÃøÁ¤ÇÑ´Ù.


Á¤»óÄ¡

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U/1* Reitman-Frankel unit
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AST(GOT) 7¡­27 8¡­40
ALT(GPT) 8¡­30 5¡­35
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*International unit


AST¿Í ALT´Â ½É±Ù°æ»ö, Àü¿°¼º ´ÜÇÙ±¸Áõ, Àü¿°¼º °£¿°, ±âŸ °£Áúȯ ¶§¿¡ »ó½ÂÇÑ´Ù.
ALT ; °£ÀåÁúȯ¿¡ Á» ´õ ƯÀ̼ºÀ» ³ªÅ¸³½´Ù°í´Â Çϳª AST ¸¸À¸·Îµµ ÃæºÐÈ÷ °°Àº ¸ñÀûÀ» ´ÞÇÒ ¼ö ÀÖ´Ù.
AST ; ½É±Ù°æ»öÀÇ ±Þ¼º±â Áø´Ü¿¡ °¡Àå ÁÁÀº °Ë»çÀÌ´Ù.