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Testing can be categorized by timing and the intended use of the results:
: Laboratories extract DNA and analyze specific regions called Short Tandem Repeats (STRs) or genetic markers.
: Analyzes fetal DNA found in the mother's blood; can be done as early as the 7th or 8th week . paternity testing
: The most common method uses a buccal (cheek) swab to collect epithelial cells. While blood samples are also accurate, swabs are preferred for being painless and easier to transport.
: Specialists compare the patterns between the child and the potential father to calculate the "probability of paternity". Types of Paternity Tests Testing can be categorized by timing and the
: Kits are available for personal use, but because there is no verified identity chain, results are not admissible in court . Common Uses and Benefits
: The most frequent type, typically involving simple cheek swabs from the child and alleged father. Prenatal (During Pregnancy) : While blood samples are also accurate, swabs are
: Includes amniocentesis or chorionic villus sampling (CVS) , which collect samples directly from the womb but carry a small risk of miscarriage. Legal vs. Personal Tests :