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CDNA cloning of chick brain alpha - amino - 3 - hydroxy - 5 - methyl - 4 - isoxazolepropionic acid receptors reveals conservation of structure , function and post - transcriptional processes with mammalian receptors .
 chick brain alpha - amino - 3 - hydroxy - 5 - methyl - 4 - isoxazolepropionic acid receptors
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 chick brain alpha - amino - 3 - hydroxy - 5 - methyl - 4 - isoxazolepropionic acid receptors