Taking systemic antibiotic treatment (per os or I.V.) within 3 months before inclusion.

Contraindications to the performance of an ultrasound-guided transrectal prostate biopsy: coagulation disorders and urogenital infections.

History of surgical treatment of the urinary and genital tract within 6 months before inclusion

Person under guardianship, curatorship or unable to express consent.

Urinary and Prostate Microbiotes and Prostate Cancer