In medicine, a biomarker is a measurable indicator of the severity or presence of somedisease state. More generally a biomarker is anything that can be used as an indicator of aparticular disease state or some other physiological state of an organism.
A biomarker can be a substance that is introduced into an organism as a means to examineorgan function or other aspects of health. For example, rubidium chloride is used in isotopiclabeling to evaluate perfusion of heart muscle. It can also be a substance whose detectionindicates a particular disease state, for example, the presence of an antibody may indicatean infection.CGPCS Notes brings Prelims and Mains programs for CGPCS Prelims and CGPCS Mains Exam preparation. Various Programs initiated by CGPCS Notes are as follows:-