23839
These results indicate that melanocortins inhibit local and systemic inflammatory and apoptotic cascades triggered by prolonged myocardial ischemia / reperfusion , with consequent reduction in myocardium infarct size , seemingly via activation of the JAK / STAT signaling and with modulation of an ERK ( STAT unrelated ) signaling pathway .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None