Measuring free choline to determine suitability of...

Chemistry: molecular biology and microbiology – Maintaining blood or sperm in a physiologically active state...

Reexamination Certificate

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C435S007250

Reexamination Certificate

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07811749

ABSTRACT:
A method of assessing whether or not erythrocytes are suitable for transfusion into a recipient comprising (i) assaying a sample of erythrocytes for free choline, and (ii) comparing the level of free choline in the sample with the level of free choline deemed suitable for transfusion therapies; and a kit for use in such a method comprising at least one reagent for assaying the sample, instructions for conducting the assaying of the sample, and guidelines for assessing the suitability of the erythrocytes for transfusion.

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