6 â¦ at the cost of at the expense of losing. vb , costs, costing, cost. 7 tr to be obtained or obtainable in exchange for (money or something equivalent); be priced at. the ride cost one pound. 8 to cause or require the expenditure, loss, or sacrifice (of) the accident cost him dearly.
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Immunoprecipitation (IP) is the technique of precipitating a protein antigen out of solution using an antibody that specifically binds to that particular protein.ne of the major technical hurdles with immunoprecipitation is the great difficulty in generating an antibody that specifically targets a single known protein. To get around this obstacle, many groups will engineer tags onto either the C-or N-terminal end of the protein of interest.