Needles

... resolution of 1nm，and can afford very high force。Such actuator can be used for the positioning of cells or manipulations on a cell using glass needles. But i haven't used any bioinstruments, so i don't know where the Piezo actuator can really be use? or it potential be used in bioinstrument? ...

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Haha, actually the pain test is done on grad students too. One of my profs talked about developing lancers(poking needles) for diabetes blood testing. He said that each prototype was tested by one of the lab members for a couple of weeks.

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... or antibodies. So, there is no real reason to try to measure blood types from saliva that I can think of. Well, someone who is very afraid of needles might disagree, but still...

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the calcium phosphate method is cheap, but more work. With eukaryotic cells since you have the microinjection needles, just get it under the microscope and look for the nucleus area, and inject like many many times to ensure a high yield.

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... ready Ok here is the list of what I bought 900X computer microscope 2 micro pumps one for injections and other for suction to hold the cell 20 needles very fine 0.5 um outer diameters 2 micropositioner. For guiding the needle Cell culture kit (agar nutrient and hormones and stuff) I think all ...

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