Sudha Bansode
Biomarkers are molecules that indicate normal or abnormal process taking place in your body and may be a sign of an underlying condition or disease. Various types of molecules, such as DNA (genes), proteins or hormones, can serve as biomarkers, since they all indicate something about your health. A biomarker, or biological marker, generally refers to a measurable indicator of some biological state or condition. The term is also occasionally used to refer to a substance whose detection indicates the presence of a living organism. Biomarkers are often measured and evaluated to examine normal biological processes, Biomarkers are distinct biological indicators (cellular, biochemical or molecular) of a process, event or condition that can be measured reliably in tissues, cells or fluids, and can be used to detect early changes in a patient's health. Some examples of biomarker include blood cholesterol a well-known biomarker of risk for, Biomarker is short for biological marker, and is used as an indication that a biological process in the body has happened or is ongoing. While some biomarkers are used to show that the body has been exposed to a chemical toxin or other environmental impact - most associate biomarkers with medicine.
A biological molecule found in blood, other body fluids, or tissues that is a sign of a normal or abnormal process, or of a condition or disease. A biomarker may be used to see how well the body responds to a treatment for a disease or condition. NIH Biomarkers Definitions Working Group: "A characteristic that is objectively measured and evaluated as an indicator of normal biological processes.
