| DNA Identity Testing Laboratory
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| | purpose of DNA testing.
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| Although it may seem outlandish at first
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| | Recognizing the need to find a solution
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| thought, it is becoming more common that
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| | to this problem, the DNA Identity Testing
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| questions of relationship surface at or
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| | Laboratory of Bio-Synthesis, Inc.
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| around the passing of a relative. Many
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| | underwent an experiment. Since it is
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| times, the issue is personal, that
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| | widely known that after embalmment, the
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| perhaps a biological relationship was
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| | soft tissue of the body will not be
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| never established with the now deceased
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| | adequate for DNA testing, the lab had to
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| relative, or was uncertain. In other
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| | identify a unique source of DNA. The type
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| situations, the issue may regard legal
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| | of sample selected to perform the
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| matters, such as inheritance of assets.
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| | experiment was eyebrow hair. As opposed
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| Whatever the questions or reasons may be,
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| | to hair from the scalp, eyebrow hair
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| DNA testing laboratories are experiencing
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| | tends to be thicker in diameter and,
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| a greater number of cases involving
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| | therefore, has a more substantial root.
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| decedents.
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| | In nuclear DNA testing, any type of hair
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| So, then the question of how to determine
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| | must have an intact root in order for
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| the relationship arises. Of course, DNA
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| | nuclear DNA to be obtained. The selection
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| testing is the answer, but what type of
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| | of eyebrow hair over hair from the scalp
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| sample can be collected after a person is
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| | was also due to the fact that many hair
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| deceased? In theory, any human biological
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| | products have been found to act as PCR
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| tissue, which contains nucleated cells,
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| | (polymerase chain reaction) inhibitors,
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| may be used for the purpose of DNA
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| | which can prevent successful
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| testing. However, many factors may affect
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| | amplification of DNA (one of the steps in
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| the viability of a sample. If it is
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| | DNA testing).
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| decided that DNA testing is necessary and
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| | The experiment involved eyebrow hair
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| a deceased individual is to be a test
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| | samples (with roots) taken from 15
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| participant, if at all possible, a DNA
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| | embalmed cadavers, ages 20 years to 75
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| sample should be secured immediately, at
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| | years. The time that the samples were
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| or around the time of death. Otherwise,
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| | taken after embalmment ranged from 8 to
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| it may then become more difficult to
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| | 24 hours. The result was that, from all
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| obtain a viable DNA sample. Unless the
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| | samples, a full DNA profile was obtained.
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| cause of death is under investigation,
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| | This is remarkable because, in many
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| most bodies will be released from a
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| | cases, non-standard, forensic samples
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| morgue to an undertaker, if opted,
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| | yield only partial DNA profiles. However,
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| relatively quickly. Upon release to an
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| | in this experiment, again, full profiles
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| undertaker, embalmment, if opted, will
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| | were obtained from every sample. Prior to
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| then take place rather quickly, as well.
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| | this experiment, other experiments were
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| The chemicals in embalming fluid
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| | performed with other types of samples,
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| contaminate the tissues of the body. This
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| | nail clippings for instance, with
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| poses a problem if a DNA sample is to be
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| | inconsistent results.
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| collected from a decedent, for the
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