Updates on COVID-19 Variants of Concern (VOC)

As of January 20, 2023 there have been 5 SARS-CoV-2 Variants of concern (VOC) that have emerged and undergone transmission around the world. A variant becomes a concern when it exhibits features of increased infectivity and/or transmissibility.

PHAC Agent-Based Models on COVID-19

Agent-based models (ABMs) can systematically simulate actions and interactions of independent “agents” that can represent people, places and/or objects within a predefined environment. These models aim to evaluate the success of public health interventions depending upon community structure and population dynamics.

PHAC Wastewater Surveillance Program for COVID-19

January 26, 2023 The virus that causes COVID-19 infection (SARS-CoV-2) can be detected in the stool of infected people over a significant portion of their illness. This provides an opportunity to test and monitor wastewater (sewage) for the presence of COVID-19 in communities and institutional settings (e.g. long-term care facilities) without the need for individual…