Microbiology In pontaic fever, which antigen is seen in urine- A Group specific antigen of Legionella serogroup- 1 (LP 1) B Group specific antigen of L egionella serogroup- 1. (LP 2) C Group specific antigen of Legionella serogroup- 4 (LP 4) D Group specific antigen of Legionella serogroup- 6 (LP 6) 💡 Explanation In pontaic fever, which antigen is seen in urine- ✓ Correct Answer: A. Group specific antigen of Legionella serogroup- 1 (LP 1)