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Non-mammalian cells, including bacteria, fungi, and plant cells, have a cell wall that maintains the shape of the cell. These cell walls are particularly strong, due to their composition as they contain polymers that create a rigid sphere around the vulnerable cytoplasm contained inside the plasma membrane. In bacteria, the cell wall includes several layers…
You’ve cultured your cells and completed your treatments, now it’s time to harvest them and proceed to the downstream effects. Cell lysis is the crucial stage that determines if your experiment has a chance of producing the data that you have been waiting for. Part of the starting biological material is inevitably lost on each…
The Gram stain is another commonly used special stain in the histology lab. Why use a Gram stain? The Gram stain is a type of differential staining technique which represents an important initial step in the characterization and classification of bacteria using a light microscope. It is named after a Danish scientist, Hans Christian Gram,…
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