Viruses require a host cell to replicate.
Some of the diseases that are caused by viral pathogens include smallpox, influenza, mumps, measles, chickenpox, ebola, HIV, and rubella.
What are the 5 pathogens that cause disease?
A variety of microorganisms can cause disease. Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms. Some common pathogens in each group are listed in the column on the right. Infectious agents can grow in various body compartments, as shown schematically in Fig.
What illnesses are caused by pathogens?
Diseases caused by pathogens
- common cold.
- warts, including genital warts.
- oral and genital herpes.
- viral gastroenteritis, including norovirus and rotavirus.
Why are pathogens harmful?
A few harmful microbes, for example less than 1% of bacteria, can invade our body (the host) and make us ill. Microbes cause infectious diseases such as flu and measles. Different diseases are caused by different types of micro-organisms. Microbes that cause disease are called pathogens.
What are the 6 types of pathogens?
Big 6 Pathogens. The FDA lists over 40 types of bacteria, viruses, parasites, and fungi that contaminate foods and cause illness, but they have singled out 6 that are the most contagious and cause the most severe symptoms. They are E coli, Hepatitis A, Nontyphoidal Salmonella, Norovirus, Shigella, Salmonella Typhi.