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1. Ultraviolet and Infrared Photography
(Issues/May-June 2020)
...anes, hospitals, some office environments, and water-treatment facilities. The UV-C light destroys the DNA material within bacteria, viruses, and protozoa. For forensic purposes, use of UV-C lamps sho...

...until 2015, so respondents were continuing to use outdated procedures like plucking hair and blood for DNA reference samples. They relied upon reading the kit instructions as they progressed through a...

...forensic discipline, experts can encounter difficult cases. Fingerprints can be smudged and distorted. DNA can be degraded. One challenge with digital evidence is that it can often be difficult to fin...

4. Tool Kit: Evidence Management
(Issues/May-June 2020)
...rovided solutions to overcrowded property-and-evidence rooms. The company works to make the storage of DNA, homicide, rape kits, and human trafficking evidence secure, easy, and affordable. Their evid...

Sponsored Forensic labs today face obstacles beyond the routine processing and analysis of casework. Increasing caseloads, backlogs and tightening budgets are just a few of these challenges. We deve

6. Bode Expands Forensic Genealogy Team
(Vendor News/June 2020)
June 11, 2020 — Bode Technology, a provider of forensic DNA services, announced a significant expansion of its forensic genealogy team. Bode’s Forensic Genealogy Service (FGS) continues to

June 4, 2020 — STRmix, forensic software used to resolve mixed DNA profiles previously thought to be too complex to interpret, is now being used by the Johnson County (Kansas) Sheriff’s Of

8. The Power of Collaboration
(Crime Scene News/Field 5 2020)
...nded by police and accused of being the notorious “Golden State Killer.” Identified though DNA analysis and using genetic genealogy to trace potential family members, the culprit was found...

...rea Committees (OSAC) for Forensic Science has placed two new standards covering the interpretation of DNA evidence on its registry of approved standards. This stamp of approval from OSAC, which is ad...

May 12, 2020 — Innovative Forensic DNA LLC, an investigative genetic genealogy firm providing services to law enforcement, has relaunched a newer, faster version of its website to better se

... from the crime scene. The state crime lab analyzed the stains she found, comparing them with Hopkins' DNA. They found his DNA on the back of Walsh's nightshirt, the bathrobe tie that bound her hands,...

12. Can UV Sterilization Work for You?
(Vendor News/April 2020)
...itioned within the cabinet producing short wave ultraviolet light at 254 nm to destroy exposed surface DNA and bacteria, leaving evidence free of contamination prior to other forensic tests, analysis ...

March 30, 2020 — Othram, a forensic DNA sequencing laboratory for law enforcement, has announced a program agreement with The University of Texas MD Anderson Cancer Center and its School of Heal

...istance has opened up the application period for its Fiscal Year 2020 competitive grant for the use of DNA in cold cases. The program provides funds to 1) prosecute violent crime cold cases and 2) dec...

15. Funding Postconviction Testing of DNA Evidence
(Laboratory News/Lab 4 2020)
...reau of Justice Assistance is offering funding to help defray the costs associated with postconviction DNA testing for violent felony offenses in which innocence might be demonstrated. The BJA anticip...

April 17, 2020 — When facing DNA backlogs, crime laboratories need more forensic scientists, more space, and more money. This assertion was offered by Matthew Gamette, director of forensic servi

17. The Evidence Behind the Mask
(Back Issues/March-April 2020)
... 2013 recommended the development of best practices and protocols for the collection and processing of DNA evidence in sexual assault cases. Over the course of two years, a multidisciplinary group of ...

...the specified range for 70/30 copper–zinc alloy. The man was arrested and charged with murder. DNA tests later confirmed that he had raped the woman. At trial, the defense sought to claim that...

19. Documenting and Processing Animal Cruelty Scenes
(Back Issues/March-April 2020)
...s should be carefully examined for trace evidence, wounds, and cause of death. The bags are sources of DNA and fingerprints; they could also be linked to a roll of bags in the suspect’s possessi...

20. Increase Samples, Reduce Waste
(Laboratory News/Lab 3 2020)
... limited quantities—it is important to reduce the number of inhibitors present in your extracted DNA. Doing so will improve the quality of the generated DNA profile and enhance the outcome of do...

...New York has denied a defendant’s motion to preclude expert testimony regarding the results of a DNA analysis produced by using STRmix – forensic software used to resolve mixed DNA profile...

22. Author Q&A: Gail S. Anderson
(Back Issues/January-February 2020)
...ssion, or what it actually does, can be changed by the environment or experience, without changing the DNA itself) has greatly increased since the first edition, so I devoted a new chapter to the disc...

23. Shifting an Interview Goal from Confession to Information
(Back Issues/January-February 2020)
...quo;bacterial degradation” changed the type from B to A. Laughman spent 16 years in prison until DNA evidence finally cleared him (Starr, 2019). Since the first DNA exoneration in 1987, there ...

... ready to scan. Make sure you are capturing a high-detail scan of that pattern. I recommend collecting DNA swabs of the bloodstain patterns you intend to analyze, as this can aid an expert in obtainin...

25. Researchers Take Aim at Gun Violence
(Back Issues/January-February 2020)
...day’s investigators know that innovative scientific approaches can make or break a case. Just as DNA testing made a rapid leap from the university lab to the crime lab, the convergence of 3D mod...

...d Dr. Samantha Blatt at ISU reached out to Anthony Redgrave for help. Redgrave is a team leader at the DNA Doe Project and the lead forensic genealogist at Othram. With funding assistance from the DNA...

...present a webinar on Wednesday, January 29 that will cover evidence collection and packaging for trace DNA, laboratory workflow, validation studies, and clean techniques to use when collecting or work...

...., Golden, Col., and Tucson, Ariz. recently announced they will begin using STRmix software to resolve DNA profiles in criminal investigations. The software, which can be used to resolve mixed DNA pro...

29. Research Addresses Forensic DNA Phenotyping
(Laboratory News/Lab 12 2019)
...ng solutions on the HIrisPlex-S system to simultaneously predict eye, hair, and skin color based on 41 DNA variants in a single assay. From the abstract: Forensic DNA Phenotyping (FDP) provides the ...

30. Rapid DNA Identifies Conception Boat Fire Victims
(Laboratory News/Lab 12 2019)
...a County Fire Protection District “The Santa Barbara Sheriff-Coroner relied heavily on a Rapid DNA instrument to identify the victims in 10 days,” said Chris Miles, the S&T Program M...

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Lifting Latent Fingerprints from Difficult Surfaces

ALMOST ANYONE can find, process, and lift a latent print that happens to be in a logical and obvious place like a door handle, a beer can, or a butcher knife. But sometimes, a latent print is not just sitting there in a logical and obvious place. Sometimes, you have to use your imagination to find the print and your skills to lift it.

Read more...