# InfectiousAgentClass - Schema.org Enumeration Type

> Source: https://schema.org/InfectiousAgentClass
> Extracted: 2026-02-16T18:47:09.235Z

---

**Note**: You are viewing the development version of [Schema.org](https://schema.org/). See [how we work](https://schema.org/docs/howwework.html) for more details.

A Schema.org Enumeration Type

Classes of agents or pathogens that transmit infectious diseases. Enumerated type.

Instances of [InfectiousAgentClass](https://schema.org/InfectiousAgentClass "InfectiousAgentClass") may appear as a value for the following properties

Property

On Types

Description

[infectiousAgentClass](https://schema.org/infectiousAgentClass "infectiousAgentClass")

[InfectiousDisease](https://schema.org/InfectiousDisease "InfectiousDisease")

The class of infectious agent (bacteria, prion, etc.) that causes the disease.

#### Enumeration members

-   [Bacteria](https://schema.org/Bacteria "Bacteria")
-   [Fungus](https://schema.org/Fungus "Fungus")
-   [MulticellularParasite](https://schema.org/MulticellularParasite "MulticellularParasite")
-   [Prion](https://schema.org/Prion "Prion")
-   [Protozoa](https://schema.org/Protozoa "Protozoa")
-   [Virus](https://schema.org/Virus "Virus")