Dr. Jennifer Rudd is a veterinarian, researcher and a board certified microbiologist at the OSU College of Veterinary Medicine. She teaches veterinary students about infectious diseases and is active in SARS-CoV-2 research.

1. Delta spreads faster

The Delta variant of SARS-CoV-2 emerged from India in late 2020 and has spread across the globe like wildfire by out-competing other variants worldwide. How did it do this? While the exact mechanism is still being studied, this variant tweaked its outer spike protein to better bind to and infect our cells than it ever has before. People infected with...