8731
Many cytokine receptors employ Janus protein tyrosine kinases ( Jaks ) and signal transducers and activators of transcription ( Stats ) for nuclear signaling .
 GENE: Janus protein tyrosine kinases; GENE: Jaks; GENE: signal transducers and activators of transcription; GENE: Stats
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: Janus protein tyrosine kinases, Jaks, signal transducers and activators of transcription, Stats 
Answer:
 GENE: Janus protein tyrosine kinases; GENE: Jaks; GENE: signal transducers and activators of transcription; GENE: Stats