The relative dynamics of infection with the Delta and Omicron SARS-CoV-2 variants in aged and young Syrian hamsters

Researchers demonstrated the relative pathogenicity of SARS-CoV-2 Omicron and Delta variants of concern in Syrian hamsters.

Host parameters and mode of infection influence outcome in SARS-CoV-2-infected hamsters - ScienceDirect

SARS‐CoV‐2 in animals: susceptibility of animal species, risk for animal and public health, monitoring, prevention and control - - 2023 - EFSA Journal - Wiley Online Library

Vaccines, Free Full-Text

Pathogenicity of SARS-CoV-2 Omicron (R346K) variant in Syrian hamsters and its cross-neutralization with different variants of concern - eBioMedicine

Pathogenicity, transmissibility, and fitness of SARS-CoV-2 Omicron in Syrian hamsters

Reduced pathogenicity of the SARS-CoV-2 omicron variant in hamsters - ScienceDirect

Emerging Dominant SARS-CoV-2 Variants Journal of Chemical Information and Modeling

Omicron: What Makes the Latest SARS-CoV-2 Variant of Concern So Concerning?

The relative dynamics of infection with the Delta and Omicron SARS-CoV-2 variants in aged and young Syrian hamsters