3740
The optimum cooling rate from RT to 5 degrees C resulting in maximum survival of human spermatozoa was found to be 0 . 5 to 1 degree per minute when cooled from RT to 5 degrees C and subsequently frozen - thawed in liquid nitrogen ( LN2 ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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