18720
In addition , testicular function is affected in severe diseases in humans associated with systemic oxygen deficit like chronic obstructive pulmonary disease , sickle cell disease or beta - thalassaemia as well as in transgenic animals simulating haemolytic anaemia or sickle cell disease .
 Chemical: oxygen
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: oxygen