Results 131 to 140 of about 127,503 (309)

Forensic flavour [PDF]

open access: yes, 2010
Databases often receive an uninspired and uninterested response. The curriculum content of a database module generally involves the design of entity-relationship models, SQL programming, application development and advanced database applications such as ...
Calvert, M, Campbell, J, Lazarevski, S
core  

Positive Doping Test Linked to Crumb Rubber From Artificial Football Pitch: Case Report

open access: yesDrug Testing and Analysis, EarlyView.
1,3‐DMBA was detected in urine samples of eight athletes following a doping control, resulting in one AAF and levels below WADA's MRL in seven teammates. Investigation revealed contamination from rubber infill used on the indoor artificial turf, with analysis confirming 1,3‐DMBA in the turf's crumb rubber originating from recycled tires.
Astrid Gjelstad   +7 more
wiley   +1 more source

How \u3ci\u3eDaubert\u3c/i\u3e and its Progeny Have Failed Criminalistics Evidence and a Few Things the Judiciary Could Do About It. [PDF]

open access: yes, 2018
Part I documents how courts have failed to faithfully apply Daubert’s criteria for scientific validity to this type of evidence. It describes how ambiguities and flaws in the terminology adopted in Daubert combinedwith the opaqueness of forensic-science ...
Kaye, David H.
core   +1 more source

In Vivo and In Vitro Evaluation of PTeCA (1H‐Pyrrole‐2,3,4,5‐Tetracarboxylic Acid) in Hair Matrix as a Marker for Oxidative Cosmetic Treatment

open access: yesDrug Testing and Analysis, EarlyView.
A total of 3378 self‐reported treated and untreated hair samples were analyzed for PTCA and PTeCA by LC‐MS/MS. Moreover, their in vitro formation was assessed in 225 untreated hair by different cosmetic treatments with and without oxidative agents. Data suggest that PTeCA could be a reliable marker for oxidative cosmetic treatments in hair.
Sara Casati   +8 more
wiley   +1 more source

Chemical Straightening as a Source of Analytical Variability in Hair Testing: A Dual‐Analyte Case Report

open access: yesDrug Testing and Analysis, EarlyView.
ABSTRACT Hair analysis is increasingly used in forensic toxicology; however, result interpretation may be influenced by cosmetic hair treatments. Although the effects of bleaching, dyeing, and thermal straightening have already been evaluated, data on permanent chemical hair straightening are scarce, particularly under in vivo conditions.
Miriam Blanco‐Ces   +5 more
wiley   +1 more source

Influence of Different Washing Hair Procedures in the Quantitative Determination of THC and THCCOOH

open access: yesDrug Testing and Analysis, EarlyView.
Different hair decontamination protocols significantly affect THC quantification, with marked analyte loss—particularly after aqueous‐organic washing—whereas THCCOOH remains stable. These findings highlight the risk of misinterpretation and the need for standardized washing procedures in hair analysis.
Valentina Martini   +8 more
wiley   +1 more source

Forensic Examination of Forensic Expert’s Disguise Handwritings

open access: yesJournal of Punjab Academy of Forensic Medicine & Toxicology, 2021
Shalvi Upadhyay, Lalit P. Chandravanshi
openaire   +1 more source

Recreational Drug Use at a Music Festival: A Dual Approach Using Hair Biomarkers Analysis and Participant Self‐Reported Drug Use

open access: yesDrug Testing and Analysis, EarlyView.
Combined self‐report and hair analysis in festival attendees (n = 249) revealed substantial discrepancies in drug use reporting, particularly for stimulants and dissociatives. This integrated approach enhances detection of poly‐drug use and provides a more reliable basis for monitoring and harm‐reduction strategies.
A. Y. Simão   +4 more
wiley   +1 more source

Examining Phosphatidylethanol (PEth) Formation Rates Within and Between Subjects in Ex Vivo Whole Blood

open access: yesDrug Testing and Analysis, EarlyView.
PEth formation rate increased with increasing ethanol concentration with variability between participants but was mostly consistent within‐subject. No relationship was observed between phosphatidylcholine concentrations and PEth formation rates. PEth concentrations should be used to monitor an individual's ethanol use over time, rather than compared ...
Haidyn G. Stark   +4 more
wiley   +1 more source

Organizational and Methodological Aspects of Video Experts Training

open access: yesТеория и практика судебной экспертизы
This article presents basic principles of expert personnel training in the field of forensic video recording examination within the framework of current system of additional professional education in the Federal Centre of Forensic Science named after ...
O. O. Vlasov
doaj   +1 more source

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