Month: December 2019

SEMEN Analysis

Semen, also known as Spermatozoa is a type of body fluid that is secreted by sexual organs of male reproductive system in order to fertilize female ova. In certain cases to analyze rape or sexual assaults, presumptive and confirmatory test of semen is performed. Screening test is performed to analyze semen. Semen can be visualized …

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What is Forensic Serology? Forensic serologist  analyze semen, feces, urine, saliva etc. Serology is the identification of blood and blood proteins. Serology is  described as a range of laboratory tests utilizing antigen and serum antibody reactions. There are two different types of blood/body fluids transfer. Direct transfer and indirect transfer. Current serological tests analyses  the …

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Sanger Sequencing

Sequencing is a process of determining the precise order of nucleotides in a DNA template after amplification using specific loci. Sanger sequencing was invented by Fredrick Sanger in 1977.It is a widely used sequencing method and now replaced by Next-Generation sequencing methods. In Sanger sequencing, only  fragments of DNA (specific locus) can be amplified and …

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