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You're thinking in terms of making them attach to your cloth, but they want to be attached - there are more nutrients and it is safer. Make sure they have enough light, but not too much, and their nutrients. They may be attaching and growing, but just not as fast as you expect. It is also possible that your strain of Cyanobacteria has lost the ability to ...


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...cut with a knife... Yes, freeze them.... slowly. <evil laugh> Freezing causes ice crystals to form inside the cells. These act like little knives. The slower the freezing happens, the larger these ice crystals get. The larger the ice crystals, the more damage they will do by piercing the cell wall and other important membranes. This is why if you ...


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I knew Priscu and worked with some of his grad students at Montana State. Here's one of their papers on the Lake Whillans project. One of the more relevant findings is that many of the most abundant organisms (by genetic analysis of small subunit ribosomal RNA genes) were closely related to chemolithoautotrophic organisms. Basically, organisms that can ...


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My (limited) understanding is that it is quite hard to avoid killing some bacteria even with very gentle physical manipulation. On the other hand, it is quite hard to use physical force to achieve reasonable level of sterilization. Let's bring some examples with a few (hastily found) references. Pressure My guess is that most examples the OP mentions (hit ...


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