| abstract |
Vitamin D derivatives such as 25-hydroxyvitamin D2 and / or 25-hydroxyvitamin D3, or 25-hydroxyvitamin D analogs, for example vitamin D-C22 immunogenic molecules or compounds An antigenic molecule that can be used to generate an antibody is provided herein. Antibodies produced using the antigenic molecules, and related antigenic compounds, are also described. A method for detecting vitamin D deficiency in a subject. A method for treating a subject suspected of having a vitamin D deficiency, a method for monitoring progress of vitamin D deficiency in a subject, and a method for treating vitamin D deficiency in a subject in need of monitoring for treatment of vitamin D deficiency Lt; / RTI > are disclosed herein. Methods and reagents for the detection or quantitation of 25-hydroxyvitamin D2 and D3, methods for stabilizing vitamin D analogs, and methods for separating 25-hydroxyvitamin D2 and D3 from vitamin D binding proteins in biological samples Also provided. |