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Blood Spatter Analysis
Blood Spatter Analysis

...  Antigens are foreign molecules or cells that react to antibodies.  Enzymes are complex proteins that catalyze different biochemical reactions.  Many enzymes and proteins have been found in the blood that are important for identification purposes. ...
4 ..SEFA MULUGETA - Addis Ababa University Institutional
4 ..SEFA MULUGETA - Addis Ababa University Institutional

... The demand for forensic science to investigate and prosecute those who committed homicide crimes is increasing in the contemporary criminal justice system to ensure peace and justice in the society (Larry J. Siegel & John L. Worrall, 2010, pp. 195-197). By virtue of its lethality, there is no doubt ...
Notes
Notes

... • The search for evidence at a crime scene must be thorough. • The search pattern depends on the size and location of the scene, and the numbers of collectors. • The investigator must not overlook any pertinent evidence. • Physical evidence can be anything from massive objects to microscopic traces. ...
ifs-gfsu certified electronic evidence examiner
ifs-gfsu certified electronic evidence examiner

... hijacking,! denial! of! service,! hacking,! divorce! cases,! murder! cases,! organized! crime,! terrorist! operations,!defamation,!pornography,!extortion,!smuggling!etc.! ...
The Body Farm 1 The Body Farm Rachel Hilton Salt Lake
The Body Farm 1 The Body Farm Rachel Hilton Salt Lake

... If a body is experiencing skin slippage, the forensic anthropologist can intervene and soak the skin from the hand in warm water, then place it over their gloved hand and perform fingerprinting to help with identifying the victim. This would help in cases where the skull may not be found and dental ...
Trace Evidence Slide Show from Class
Trace Evidence Slide Show from Class

... • The method used to support a likely sequence of events by the observation and evaluation of physical evidence, as well as statements made by those involved with the incident, is referred to as reconstruction. • Crime-scene reconstruction relies on the combined efforts of medical examiners, crimina ...
Notes: DNA Fingerprinting, C.7
Notes: DNA Fingerprinting, C.7

... DNA analysis allows even a small sample of tissue to be identified with a single individual. DNA contains, in non-coding regions called junk DNA, many repeated sequences that vary in number between individuals. These differences between individuals can be used to produce a DNA fingerprint for an ind ...
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Forensic Science

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Unit 1 Intro to Forensics
Unit 1 Intro to Forensics

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Finding digital forensic evidence in document counterfeiting
Finding digital forensic evidence in document counterfeiting

... in cases where actual printers have been removed. Physical printers are necessary in an investigation, because they are needed to match the digital evidence to the actual printer so that the case against the criminal can be supported in court proceedings. ...
Forensic Sciences
Forensic Sciences

... investigator applies scientific skills and processes. A forensic team is a group of scientists working together who perform different jobs to solve crimes or identify people. A forensic team may observe the crime scene, and gather evidence such as hair and fiber samples, fingerprints, and tissue sam ...
Forensic Science Curriculum Guide - JSmithForensic
Forensic Science Curriculum Guide - JSmithForensic

... increasingly sophisticated. One would think that crime rates would eventually subside and level off, but the opposite is actually true. As new technologies are introduced to society, new crimes are devised to use it. Consider identity theft; this is a modern day crime that seems to more rampant than ...
Detection of Drugs of Abuse by Raman
Detection of Drugs of Abuse by Raman

... near the excitation wavelength the fluorescence can be avoided by choosing a laser with a UV (or NIR) wavelength. The technique is inherently more sensitive at higher frequencies due to the fourth power law and can also benefit from the resonance Raman effect,[1] which further enhances the sensitivi ...
Why I Hate Digital Forensics
Why I Hate Digital Forensics

... size of data we have to deal with, its more like data mining • do we apply anything what was learned in data mining and data science to practical digital forensics? • since I mentioned “practice”, again more in tools ...
Handouts - Wayne County Criminal Advocacy Program
Handouts - Wayne County Criminal Advocacy Program

... suggests that it is possible for individuals to experience blackouts while appearing only moderately intoxicated to the outside world. Given that blackouts tend to occur at relatively high Blood Alcohol Levels [BAL], particularly after rapid consumption of alcohol, it is certainly possible that an i ...
Forensic Science
Forensic Science

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... present to determine a preliminary cause of death. FORENSIC SCIENTISTS (entomologists, anthropologists, etc.) usually analyze evidence in the lab, but may be called to the crime scene if needed. DETECTIVES interview witnesses and consult with the CSI unit. They investigate the crime by following lea ...
Minimum Validation Guidelines in DNA Profiling
Minimum Validation Guidelines in DNA Profiling

... - Repeatability : 5 replicates of the same sample. - Reproducibility : 5 replicates of the same sample (as in the repeatability test) run at another time. - Sensitivity (limit of detection) : a series of 5 dilutions tested in three replicates. - Mixture analysis : a series of lab defined mixture rat ...
Forensics - North Stonington Public Schools
Forensics - North Stonington Public Schools

... Essential Question(s): What are the characteristics of hair that make it useful for forensics analysis? How is human hair different from animal hair/fur? Key Terms/Concepts: Locard Exchange Principle, Cuticle, Cortex, Medulla, Questioned v Exemplar, Fiber, Warp, Weft, Blend, Polymer Suggested Resour ...
serology ch8
serology ch8

... Immunoassay •A number of immunological assay techniques are commercially available for detecting drugs through antigen-antibody reaction. •One such technique, the enzyme-multiplied immunoassay technique (EMIT), is used by toxicologists because of its speed and high sensitivity for detecting drugs i ...
Forensic Serology
Forensic Serology

... Immunoassay •A number of immunological assay techniques are commercially available for detecting drugs through antigen-antibody reaction. •One such technique, the enzyme-multiplied immunoassay technique (EMIT), is used by toxicologists because of its speed and high sensitivity for detecting drugs i ...
Introduction to Forensic Science and the Law
Introduction to Forensic Science and the Law

...  1776—Paul Revere identified the body of General Joseph Warren based on the false teeth he had made for him  1784—John Toms convicted of murder on basis of torn edge of wad of paper in pistol matching a piece of paper in his pocket ...
DNA Fingerprinting
DNA Fingerprinting

... DNA analysis allows even a small sample of tissue to be identified with a single individual. DNA contains, in non-coding regions called junk DNA, many repeated sequences that vary in number between individuals. These differences between individuals can be used to produce a DNA fingerprint for an ind ...
Forensic bitemark identification: weak
Forensic bitemark identification: weak

... Being Left on the Dock? 64 ALBANY L. REV. 99, 135–36 (2000). Garrett, supra note 4, at 102, 105 (discussing DNA exonerations in cases of seven individuals, and how in five of those cases invalid testimony was presented in court claiming certainty that the defendant had left the marks in question). T ...
Poroscopy: an important research field in Medicine and Physical
Poroscopy: an important research field in Medicine and Physical

... study of these smallest anatomical structures (size, shape, type and relative position) (Figure 1) as a means of personal identification. It has proved to be an extremely valuable tool in forensic science (3–5), anthropological studies (6) and similarly an important component in the modern automated ...
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Forensic chemistry



Forensic chemistry is the application of chemistry and its various subfields, such as forensic toxicology, in a legal setting. A forensic chemist can assist in the identification of unknown materials found at a crime scene. Forensic specialists in this field have a wide array of different methods and instrumentation at their disposal to help identify unknown substances. Specific methods common to the field include high-performance liquid chromatography (HPLC), gas chromatography-mass spectrometry (GC-MS), ultraviolet–visible spectroscopy (UV-Vis), Fourier transform infrared spectroscopy (FTIR), and thin layer chromatography (TLC). The array of different methods is important due to the destructive nature of some instruments. If possible, nondestructive methods should always be attempted first to preserve evidence. Along with other forensic specialists, forensic chemists commonly testify in court as expert witnesses regarding their findings.
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