458
once they grow there , the swelling and inflammation caused by the infection closes off the sac , causing it not to `` shed '' bacteria , and protecting the bacteria inside from antibiotics and your body 's own immune cells .
 cause effect: swelling, infection
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
 Entity Pairs:  swelling, infection 
Answer:
 cause effect: swelling, infection