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  1. Pathogen - Wikipedia

    Diseases in humans that are caused by infectious agents are known as pathogenic diseases. Not all diseases are caused by pathogens, such as black lung from exposure to the pollutant coal …

  2. Pathogen: Types, Causes, Effects on Body & Control

    Pathogens are tiny organisms that can make you sick if they get inside your body. Viruses, bacteria, fungi, parasites and prions are pathogens.

  3. Pathogens: Types and How to Defend Against Them - Verywell Health

    Oct 21, 2025 · Pathogens—bacteria, viruses, fungi, and parasites—are microorganisms that invade a host and cause illness. Learn more and how to protect yourself.

  4. All About Pathogens: Bacteria, Viruses, and More - WebMD

    Apr 26, 2025 · Learn everything you need to know about pathogens and how they may affect your health. Discover what the pros and cons are as well as the risks and benefits.

  5. Pathogens | An Open Access Journal from MDPI

    Pathogens is an international, peer-reviewed, open access journal on pathogens and pathogen-host interactions published monthly online by MDPI. Open Access — free for readers, with …

  6. Pathogens: What They Are, Types, and How to Stop Them

    Aug 5, 2025 · Pathogens come in several categories, each with distinct characteristics and mechanisms for causing disease. These include bacteria, viruses, fungi, and parasites.

  7. What Is a Pathogen? Understanding Infectious Microbes

    Aug 4, 2025 · Pathogens are a small, dangerous minority within this microbial universe. They are defined not by their size or structure, but by their relationship with us. A pathogen is any …

  8. What Are the Five Pathogens? - MedicineNet

    The ability of a pathogen to cause disease is called pathogenicity. The degree to which an organism is pathogenic is called virulence. There are five main types of pathogens: virus, …

  9. MSK Library Guides: Infectious Diseases: Pathogens

    Jun 13, 2025 · What are Pathogens? A pathogen is any organism that causes disease. Viruses, bacteria, fungi, and parasites are all examples of pathogens. Your body is naturally full of …

  10. What is a Pathogen? 4 Types and How They Spread Disease

    Apr 3, 2019 · A pathogen is any organism that causes disease. Viruses, bacteria, fungi, and parasites are all examples of pathogens. Your body is naturally full of microbes.