Human Immunodeficiency Virus (HIV)
HIV infection is caused by a virus that attacks the immune system and destroys cells that fight off other infections and diseases. AIDS is the most severe phase of HIV infection. HIV is most commonly spread through unprotected sex and sharing HIV-contaminated needles or syringes. There is no cure for HIV/AIDS, but it can be effectively managed through treatment.
PHO Grand Rounds: Measles and varicella maternal antibody waning in Ontario infants
In this presentation, we will outline the epidemiology of measles and varicella. We will also describe a study performed at the Hospital for Sick Children in Toronto to investigate immunity to measles and varicella in infants that are less than 12 months of age.