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We share scientific articles to help you deepen your knowledge about staining issues.

What are the main problems you encounter when Gram staining?

According to our survey on LinkedIn, 39% of the respondents encountered a sample lost during staining, but some other problems were also mentioned. 

In this article, we gathered tips to help you resolve your problems when Gram staining.

Hematology slides

Difference between wedge smear and thick drop for blood analysis

The difference between a wedge smear and a thick drop is the amount of blood and the method of spreading the blood on the slide. The two techniques have different purposes that are described in this article.


Difference between Gram-positive and Gram-negative bacteria

The classification of Gram-positive or negative bacteria relies on the appearance of the bacteria after a Gram staining. The differences in bacteria staining and their causes are explained in this article.