A predetermined methodology for carrying out an experiment.

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How to use mechanical microstrainer to extract tissue proteins from human?

Background: There are many methods to extract proteins form human tissues out there. The majority of them use an extraction buffer containing variable concentrations of detergents and protease ...
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692 views

Low RNA yield, low 260/230 ratio

I extracted total RNA from animal tissue using the Qiagen RNeasy kit, however my RNA yield was extremely low and the 260/230 ratio was around 0.3. This is the protocol I followed: The animal ...
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Removing bacterial contaminants from resin

We have a few Strep-tactin columns that had some growth in them and we would like to regenerate the columns back since the resin is quite expensive. Basic goal: remove the brown stuff. So far, I've ...
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127 views

Ligase Chain Reaction: Determining the annealing temperature for gene synthesis

Using the tool Gene2Oligo I have a set of DNA oligonucleotides to synthesize a gene using ligase chain reaction (LCR). The average melting temperature is 72 degrees Celsius. I am going to use a the ...
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19 views

activate a drug using deoxycytidine kinase in vitro

I need to activate a drug similar to the way it is activated in the cell. My set of molecules called Nucleoside analog reverse-transcriptase inhibitors (NARTIs or NRTIs) need three phosphate groups to ...