Nextstrain
nextstrain.org
Nextstrain
@nextstrain.org
Real-time tracking of pathogen evolution
On Oct 1, 2025, GISAID informed us that they had ended updates to the flat file of SARS-CoV-2 genomic sequences and associated metadata that we had used to update Nextstrain analyses since Feb 2020. GISAID's stated rationale was that their "resources are limited". 1/5
November 6, 2025 at 9:46 PM