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Using a home DNA test kit

A home DNA test kit is exclusively used inbiological mother of the child is rarely
the sampling stage of a home based DNAquestioned, and most applications of this
paternity test. The key component in the kittechnology are in confirming the identity of
is usually a pair of serrated cotton swabs,the biological father. If this is the case, a
and some DNA free sample tubes. These twosample from the child and the putative father
components allow the obtaining of the sourceare essential, with a sample from the mother
material which will ultimately be used tobeing  desirable  but  not  essential.
determine the biological relationship of a
child  to  the  putative  parents.Samples are generally mailed back to the
testing company to carry out a full DNA
Using a home DNA test kit is veryanalysis, generally resulting in a report
straightforward and requires so littlewithin a few weeks. The report should provide
expertise, that a child could carry out thea clear unambiguous outcome to answer the
procedure. In broad terms all that isquestion as to the biological relationship of
required, is the removal of some cheek cellsthe  putative  father  to  the  child.
from the inside of the mouth by rubbing the
cotton swabs on the inside of the mouth. AIf the results of the DNA testing are to be
few gentle rubs of the serrated cotton swabused in a court of law, and require a legal
on the inside of both cheeks should result instanding, a home DNA test is not usually
sufficient material being recovered to allowadmissible. A much more rigorous approach in
a full DNA paternity test to be carried out.verifying the source of every sample is
It is important that a single DNA kit is usedrequired. The process of obtaining the
only for one person, to ensure there can besamples is witnessed and fully documented,
no possibility of a mix-up between samples.including taking photographs of all the
This will ensure the reliability of the finalparties associated with each sample. This
result.continuity is maintained with the laboratory
environment, and allows an expert witness to
Once the samples have been taken they shouldprovide an opinion in court, as to the
be placed in the sample tubes provided andrelevance  of  the  test  results.
the tubes sealed. This will ensure
preservation of the cellular material presentIf you want to find out more about DNA
on the swab heads, and prevent anypaternity testing, or obtain a free home DNA
environmental contamination of the sourcetest kit, click on the link in the author
cells. In general the identity of thesection below.



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