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Category Archives: DNA profiling
Forensics: Have you left your DNA trail at a crime scene recently?
Terrible questions will come to mind when the police call you up for an “interview.” Read this in advance. https://www.sciencenews.org/article/long-handshake-spread-your-dna-objects-you-didnt-touch
Posted in DNA profiling, Forensic Science, Uncategorized
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Forensics: UK police love this “conclusive” bitemark opinion – DNA never gets mentioned
Five teeth out of 32 seems enough for everyone in this murder conviction in the UK. The dentist looks satisfied on the video. (the 3rd video in the article). Problems about expert error rates, etc., always go out the window … Continue reading
Forensics: Grits for Breakfast: Most crime labs accused innocent person in DNA mixture study
Grits for Breakfast: Most crime labs accused innocent person in DNA mixture study — Read on gritsforbreakfast.blogspot.com/2018/09/most-crime-labs-accused-innocent-person.html The dark side of the NIST DNA mis-identification report covered in my last blog. Subterfuge and disclaimers to quash use in court by … Continue reading
Forensics: Runaway use of touch DNA by Prosecutors ignores it’s limitations and cautions.
Framed By Your Own Cells: How DNA Evidence Imprisons The Innocent Marina Medvin Tiny amounts of touch-transferred DNA have placed people at locations they had never visited and implicated people for crimes they did not commit. | Getty Images … Continue reading
Grits for Breakfast: Changes to DNA-mixture software raise questions about old versions
Grits for Breakfast: Changes to DNA-mixture software raise questions about old versions — Read on gritsforbreakfast.blogspot.com/2018/08/changes-to-dna-mixture-software-raise.html
Incompetent Forensics: Using DNA to identify incarcerated immigrant children
Trump’s ICE minions claim detained immigrant records were lost. Others contend they never existed. Massive DNA testing may now insue. Flubber-headed use of forensics by this org is clearly ludicrous. https://www.nytimes.com/2018/07/05/us/migrant-children-chaos-family-separation.html https://www.cnn.com/2018/07/05/politics/dna-testing-migrant-family-separation/index.html
Posted in AAFS, DNA profiling, Forensic Science Bias, Uncategorized
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Forensics: Non-destructive cytology used to ID crime specimens before DNA testing
This looks to optimize the recognition of crime scene biological samples prior to performing high cost DNA analysis. https://phys.org/news/2018-06-breakthrough-cell-imaging-major-impact.amp?__twitter_impression=true
Posted in DNA profiling, Forensic Science, Uncategorized
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Cop Forensic Fail – DNA collection compliance sketchy to non-existent
This is in South Carolina. Police in each county are mandated to collect from suspected felons. Some do and some don’t. Here’s why data collection by law enforcement should contain large numbers of profiles in order to have proper racial … Continue reading
Battle for freedom in another bitemark conviction heats up – DNA evidence from crime scene including murder weapon #AAFS
The John Kunco case in Pennsylvania goes back in my case archives for over 12 years. Early in Mr. Kunco’s post conviction appeals, the opinions of two famous bitemark experts ( at least as far as they are concerned ) … Continue reading
Molecular determining Time of Death (TOD) gets some News – #AAFS #Forensics
All of this is very interesting, but is not yet ready for Prime Time by any means. Humoral changes after death are many and extremely varied. Of course, DNA structures are now being looked at the University of Perth, Australia, … Continue reading
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