25.07.2021 Views

Microbiology, 2021

Microbiology, 2021

Microbiology, 2021

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

58 2 • How We See the Invisible World<br />

Figure 2.29<br />

Society for <strong>Microbiology</strong>)<br />

(credit “TEM”: modification of work by American Society for <strong>Microbiology</strong>; credit “SEM”: modification of work by American<br />

Figure 2.30<br />

2.4 Staining Microscopic Specimens<br />

Learning Objectives<br />

By the end of this section, you will be able to:<br />

• Differentiate between simple and differential stains<br />

• Describe the unique features of commonly used stains<br />

• Explain the procedures and name clinical applications for Gram, endospore, acid-fast, negative capsule, and<br />

flagella staining<br />

In their natural state, most of the cells and microorganisms that we observe under the microscope lack color<br />

and contrast. This makes it difficult, if not impossible, to detect important cellular structures and their<br />

distinguishing characteristics without artificially treating specimens. We have already alluded to certain<br />

Access for free at openstax.org.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!