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Reporting Guidelines - Semen & Cellular Material | |
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Test | Reporting |
Positive Acid Phosphatase (AP)* or other preliminary color test |
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Positive AP AND Positive Microscopic (sperm) |
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Positive AP AND Negative Microscopic (sperm) AND Positive P30 |
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Positive AP AND Negative Microscopic (sperm) AND Negative P30 |
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Negative AP |
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Negative Visual/Alternate Light Source (ALS) |
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Postive (nucleated) Microscopic (cellular material) |
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Positive (no confirmation of nucleus) Microscopic (cellular material) |
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Negative Microscopic (cellular material) |
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Unevaluated Microscopic (cellular material) |
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*There are numerous preliminary color tests that can be used in forensic testing methods. The most common are noted; however, other preliminary color tests could be reported similarly. |
Additional Online Courses
- What Every First Responding Officer Should Know About DNA Evidence
- Collecting DNA Evidence at Property Crime Scenes
- DNA – A Prosecutor’s Practice Notebook
- Crime Scene and DNA Basics
- Laboratory Safety Programs
- DNA Amplification
- Population Genetics and Statistics
- Non-STR DNA Markers: SNPs, Y-STRs, LCN and mtDNA
- Firearms Examiner Training
- Forensic DNA Education for Law Enforcement Decisionmakers
- What Every Investigator and Evidence Technician Should Know About DNA Evidence
- Principles of Forensic DNA for Officers of the Court
- Law 101: Legal Guide for the Forensic Expert
- Laboratory Orientation and Testing of Body Fluids and Tissues
- DNA Extraction and Quantitation
- STR Data Analysis and Interpretation
- Communication Skills, Report Writing, and Courtroom Testimony
- Español for Law Enforcement
- Amplified DNA Product Separation for Forensic Analysts