Facts about CMV/HSV/Syphilis A positive test for CMV IgG indicates that a person was infected with CMV at some time during their life but does not indicate when a person was infected. Over half of adults have been infected with CMV by age 40. There are currently no vaccines for CMV. Reported cases of syphilis (all stages) have increased 74 percent since 2017, totaling more than 176,000 cases in 2021. Pathogen Detection Kits Our quick, easy, and cost-effective kits are designed to rapidly identify any pathogen (virus, bacteria, fungi) in any environment. LEARN MORE