This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Which antibodies can be detected in a patient suffering from polymyositis? 
Select and explain. 
A. Anti-SSH, B. Anti-Scl70, C. Anti-Jo1, D. Anti-ds DNA
C: Anti-Jo1
Answer: C: Anti-Jo1 
Explanation: Anti-Jo1 antibody is specific for polymyositis and dermatomyositis.