What is Adhesin in Microbiology?

Learn Adhesin definition in microbiology with explanation to study “What is Adhesin”. Study adhesin explanation with microbiology terms to review microbiology course for online degree programs.

Adhesin Definition

  • A molecular component on the surface of a microorganism that is involved in adhesion to a substratum (e.g., host tissue) or cell.

    Prescott's Microbiology 9th Edition by Joanne Willey, Linda Sherwood, Christopher J. Woolverton



Adhesin Explanation

Adhesins are components of the cell surface of bacteria, which help to adhere a bacterium to a cell of host tissue. These are involved to assist bacteria to attack the host cells so they can destroy the targeted cells. Thus, there are a type of virulence factors.

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