Lyme disease is transmitted to humans by the bite of infected ticks of the Ixodes genus. Usually, the tick must be attached for 36 to 48 hours before the bacteria can spread. In North America, Borrelia burgdorferi sensu stricto and Borrelia mayonii are the cause.
A genetic predisposition (sometimes also called genetic susceptibility) is an increased likelihood of developing a particular disease based on a personâs genetic makeup. A genetic predisposition results from specific genetic variations that are often inherited from a parent.he World Health Organization offers information about genetic predisposition to several common diseases, including cancer, diabetes, cardiovascular disease, and asthma. Genetic Alliance UK offers a fact sheet on genetic predisposition to common genetic diseases.
Tumor markers are molecules occurring in blood or tissue that are associated with cancer and whose measurement or identification is useful in patient diagnosis or clinical management.he PSA screening test is a blood test that looks for a specific tumor marker. In general, tumor markers are produced by the tumor itself or by our body in response to the presence of cancer or non-cancerous conditions.