| Gram stain |
a method used to identify bacteria by injecting a crystal violet stain that is either lost or retained when the bacteria are rinsed, depending on the characteristics of the bacterial cell wall.
Ãâó: www.aegis.com/ni/topics/glossary/g.asp
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|---|---|
| gram-negative |
refers to bacteria that have a thick double cell wall that contains lipopolysaccharide or endotoxin; these bacteria lose a violet stain when rinsed.
Ãâó: www.aegis.com/ni/topics/glossary/g.asp
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| gram-positive |
refers to bacteria that have a single cell wall that does not contain lipopolysaccharide; these bacteria retain a violet stain when rinsed.
Ãâó: www.aegis.com/ni/topics/glossary/g.asp
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| gram |
A unit of mass equivalent to one milliliter of water at 4 degrees Celsius. 1/454 of a pound.
Ãâó: www.nsc.org/ehc/glossary.htm
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| gram |
A cgs (centimeter-gram-second) unit of mass. Originally defined as the mass of 1 cubic centimeter of water at 4
Ãâó: www.novalynx.com/glossary-g.html
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