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Bacteria stain either gram-positive or gram-negative based on the presence or absence of a cell wall. Viruses do not pick up a gram stain.
What else can I help you with?
What is the gram stain for measles virus?
Measles virus is a negative-sense, single-stranded RNA virus and does not have a cell wall structure that can be stained with the Gram stain. Instead, measles virus particles can be visualized using specialized staining techniques such as immunofluorescence or electron microscopy.
Do acid-fast bacteria stain gram-negative when subjected to the gram stain?
No, acid-fast bacteria do not stain gram-negative when subjected to the gram stain.
Theories of principle of gram stain reactions?
Gram stain
What is the gram stain for cholera?
Gram Negative
Can a Gram stain a prion?
Protists are often stained using a silver stain, not a Gram stain.
What is the gram stain of H5N1?
The Gram stain is used for bacteria and not for viruses.
What is the gram stain of enterobacter cloacae?
Enterobacter cloacae is a Gram-negative bacterium. It will stain pink or red in a Gram stain procedure.
What is the counter or secondary stain used in the Gram stain procedure?
The counter or secondary stain used in the Gram stain procedure is safranin.
Does yogurt stain gram positive or gram negative?
Yogurt contains mostly lactic acid bacteria, which are Gram-positive bacteria. This means they will stain purple under a Gram stain.
What gram stain is lassa fever?
Lassa fever is a virus. It does not have a gram stain characteristic.
What color is E coli when stained?
If you are talking about a Gram Stain, then red. E. coli is Gram negative which means that Safranin will stain it red during a gram stain.
Why can't you use the gram stain on the pathogens?
Which pathogens can't you use the gram stain on? Some pathogens are gram negative such as Tuberculosis. Others are gram positive. Those you can stain with the gram stain. The differences have to do with the structure of the outer membrane. Not all pathogens are gram negatives. Staph and strep are gram positive. People die from Strep infections.
