Persons can be immune to attacks.Logical formLearned from10 sentences. An immune system may attack myelin.Logical formLearned from10 sentences. A new drug may be aimed at blocking a human (immunodeficiency virus).Logical formLearned from10 sentences. Changes can be in an immune system.Logical formLearned from9 sentences. Immune responses may undergo a suppression.Logical formLearned from9 sentences. Cells can be in a human immune system.Logical formLearned from9 sentences. An immune system may undergo an operation.Logical formLearned from9 sentences. An immune system can be gastrointestinal.Logical formLearned from9 sentences. Immune systems can be lowered.Logical formLearned from9 sentences. Persons may compromise immune systems.Logical formLearned from9 sentences. Lymphocytes can be immune.Logical formLearned from9 sentences. Reactions can be immune.Logical formLearned from9 sentences. An immune response can be to vaccine.Logical formLearned from9 sentences. A (cell trafficking) can be immune.Logical formLearned from9 sentences. An immune system may deteriorate.Logical formLearned from9 sentences.