ITLN2 and infection: The importance of Th2-type responses following infection with T. circumcincta is emphasised by observations from other studies using tissue from the same sheep, showing that Th2-induced molecules such as sheep intelectin 2 [55-57], calcium activated chloride channel-1 [58], ovine galectin-14 and sheep mast cell protease-1, were increased following challenge [55,56,59].