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Article #233: Five top things to know about a DNA Paternity Test

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Whilst the awareness about DNA Paternity qualifiedgeneral practitioner or nurse)
testinghas greatly increased throughout who will be responsible to verify
most of the world, there is still a lot andauthenticate the samples. The actual
ofinformation about the test that is not result of the paternity in terms of
known. thebiological relationshipwill not
The following are the five top things to differ.
know abouta DNA Paternity Test: 3. Always select a properly
1. Most accurate method of accreditedlaboratory
determiningbiological relationships Always chose to do your paternity test
A DNA Paternitytest is the most accurate through a company that uses an
way of determining a biological ISO17025 and/or AABB accredited
relationshipbetween an alleged father laboratory. This will ensure the quality
mother and their child. Whilst in the andaccuracy of the results. Also make
past bloodgrouping analysis was used as a sure that when report the result a full
screening method, the relevance of this DNAprofile is provided for the 16 loci
test hasbeen greatly reduced as the level analysed, as well as the
of accuracy of this type of test is statisticalprobability of paternity. A
lowcompared to the result of a DNA test. simple Yes/No answer should not be
A DNA paternity test will provide deemedacceptable.
100%certainty of exclusion and 99.9%+ 4. Paternity tests can be performed
probability of inclusion. withoutthe sample of the mother
2. Difference between an At-Home To perform a DNA Paternity test the
Paternity sample of the
Test and a Legal Paternity Test Mother is not necessary to obtain an
The difference between an At-Home accurate result. However, when
Paternity Test available,it is always recommended that
(also called Curiosity Test) and a Legal the sample of the Mother is also
Paternity Test is not the actual provided. Only inspecific cases will the
resultbut the way in which the sample sample of the mother provide more
collection is performed. For an At-Home accurate results suchin the case of gene
Paternity test, a home dna kit is mutation. Many companies offer to test
normally sent to the requesting party. the mother at noextra charge.
The kitwill normally include i) oral 5. DNA can be obtained from a diverse
swabs to take the saliva sample, ii) rangeof samples
documentationto provide relevant It is possible to obtain DNA from a
information including consent iii) number of othersources such as hair,
instructions and termsand conditions of blood, semen and items such as cigarette
sale. The sample is taken by the parties butts and atoothbrush. Whilst the current
themselves who areparticipating in the standard is to use an oral swab to
test. In a Legal DNA Paternity Test, the collect salivasamples, in cases where a
sample collectionmust follow a strict person may not be physically present,
chain of custody procedure. All samples able or willingto donate a sample, then
need to becollected and documented by a alternate samples can be obtained.
independent third party (normally a






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