2091
Similarly , a human but not a bovine alpha transgene was expressed in placenta in transgenic mice .
 GENE: bovine alpha transgene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: bovine alpha transgene 
Answer:
 GENE: bovine alpha transgene