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SARS‑CoV‑2 Visuals — EM images, Positivity, Variant Maps, Infographics

SARS‑CoV‑2 Visuals

Replace placeholder assets & data with authoritative sources (CDC, WHO, GISAID, Our World in Data). No lab protocols are included.

Electron Microscopy Images (placeholders)

EM: SARS-CoV-2 colored spikes example 1 EM: SARS-CoV-2 virus particle colored spikes example 2 EM: SARS-CoV-2 particle close-up EM: SARS-CoV-2 multiple particles

Tip: use high-res TIFF/PNG images; color overlays can be added in image editors. Ensure licensing/attribution for scientific images.

Global Test Positivity Over Time

Sample mock data is shown. Hook this chart to a CSV/JSON time series (e.g., Our World in Data).

Variant Prevalence Maps by Region

This map uses mock GeoJSON and color ramps to indicate prevalence. Replace with up-to-date sequencing data (e.g., GISAID regional aggregates).

Infographic: The Immunological "Arms Race"

Arms Race: Virus ↔ Host Immunity Viral Evolution Mutation Host Immunity Antibodies Immune pressure → selection Key dynamics • Mutation can reduce neutralization • Immune responses adapt via memory, boosters • Faster evolution where transmission is unchecked

An illustrative infographic — non‑technical and non‑actionable.

Diagram: Spike Mutation → Binding & Neutralization

Spike protein: mutation alters receptor binding and antibody neutralization Wild-type spike binding RBD (wild) ACE2 receptor Mutated spike binding RBD (mutant) ACE2 receptor Small changes in contact residues can increase or decrease affinity. Antibody binding & neutralization Neutralizing antibody Mutant RBD Mutations may reduce antibody binding — lower neutralization potency.

Diagrammatic only — not showing residue-level structural data. For precise structural interpretation consult peer-reviewed structural biology resources (PDB, cryo-EM studies).

Built as an illustrative front-end scaffold. Replace mock data and images with licensed science sources and verify claims before publishing.

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