Device for highly sensitive magnetic detection of analytes

The is formed with ligand and/or quality for measuring analyte device of quantitative, the magnetization device for generating magnetic field of the sample, and detecting device to measuring sample the magnetic, wherein of the device characterized in that: Magnetizes device (11 '); 11) And a light path to detector (71,8,9,10; 16, Wherein20) Is, so of the measuring process magnetization device of magnetic field for generating the sample of attenuated at least 10 times, preferably attenuation 1000 times or more, or a characterised is composed of a switch device, wherein the hermetically fixed time and a detector (71,8,9,10; 16) Is measuring platform capable of the sample (12) provided with magnetize device (11); 21) Magnetic field.