Search Results - "Szkuta, Bianca"

DNA recovery and substrate considerations; more than a superficial relationship by Hughes, Deborah A., van Oorschot, Roland A. H., Szkuta, Bianca, Conlan, Xavier A.

“…A comprehensive investigation into the substrate and deposit characteristics was conducted to address key physicochemical parameters that influence the…”
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DNA transfer in forensic science: A review by van Oorschot, Roland A.H., Szkuta, Bianca, Meakin, Georgina E., Kokshoorn, Bas, Goray, Mariya

“…•Understanding the variables impacting DNA transfer is highly relevant.•DNA transfer awareness is required to limit contamination risk.•Dedicated training is…”
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Effect of swabbing technique and duration on forensic DNA recovery by Abdullah, Aanisah, Szkuta, Bianca, Meakin, Georgina E.

“…•Substrate type, recovery technique and swabbing duration all impact DNA recovery.•Significantly more DNA was recovered from matte tiles than cotton…”
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Investigation of direct and indirect transfer of microbiomes between individuals by Neckovic, Ana, van Oorschot, Roland A.H., Szkuta, Bianca, Durdle, Annalisa

“…•The transfer of skin microbiomes between individuals and substrates was studied.•Skin microbiomes were transferred through direct and indirect…”
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Transfer and persistence of DNA on the hands and the influence of activities performed by Szkuta, Bianca, Ballantyne, Kaye N, van Oorschot, Roland A.H

“…Highlights • Hands are a prominent vector for the transfer of one’s own self DNA and other non-self DNA. • DNA transferred indirectly via handshake was…”
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The detection of blood, semen and saliva through fabrics: A pilot study by Beveridge, Tia, Szkuta, Bianca, van Oorschot, Roland A.H., Durdle, Annalisa

“…This study aimed to identify if biological material could be detected on the opposite side to deposition on fabric by commonly used presumptive and/or…”
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How the physicochemical substrate properties can influence the deposition of blood and seminal deposits by Hughes, Deborah A, Szkuta, Bianca, van Oorschot, Roland A H, Conlan, Xavier A

“…A comprehensive investigation into the impact of the physical and chemical variables of a substrate on the deposition was conducted to aid in the estimation of…”
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The impact of substrate characteristics on the collection and persistence of biological materials, and their implications for forensic casework by Hughes, Deborah A., Szkuta, Bianca, van Oorschot, Roland A.H., Conlan, Xavier A.

“…This study assessed the level of nucleic acid persistence on the substrate pre-, and post-swabbing, in order to assess whether biological materials (touch,…”
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Transfer and persistence of non-self DNA on hands over time: Using empirical data to evaluate DNA evidence given activity level propositions by Szkuta, Bianca, Ballantyne, Kaye N., Kokshoorn, Bas, van Oorschot, Roland A.H.

“…•Bayesian networks (BNs) are used to evaluate a pair of activity level propositions.•Probabilities on the persistence of non-self DNA on hands over time are…”
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How changes to the substrate’s physical characteristics can influence the deposition of touch and salivary deposits by Hughes, Deborah A., Szkuta, Bianca, Oorschot, Roland A.H. van, Conlan, Xavier A.

“…An in-depth study into the physical substrate characteristics such as substrate surface roughness, topography, and physicochemical characteristics like…”
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Exploring how the LR of a POI in a target sample is impacted by awareness of the profile of the background derived from an area adjacent to the target sample by Reither, Jack B., Taylor, Duncan, Szkuta, Bianca, van Oorschot, Roland A.H.

“…DNA unrelated to an action of interest (background DNA) is routinely collected when sampling an area for DNA that may have originated from an action of…”
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The effect of the anti‐coagulant EDTA on the deposition and adhesion of whole blood deposits on non‐porous substrates by Hughes, Deborah A., Oorschot, Roland A. H., Szkuta, Bianca, Conlan, Xavier A.

“…An investigation into whether the addition of a commonly used anti‐coagulant agent like ethylenediaminetetraacetic acid (EDTA) has an impact on the adhesion…”
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DNA transfer to placed, stored, and handled drug packaging and knives in houses by Reither, Jack B., van Oorschot, Roland A.H., Durdle, Annalisa, Szkuta, Bianca

“…Forensic laboratories often sample weapons and clip-seal plastic bags (CSPB) used to package illicit material for the purpose of identifying the handler(s)…”
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Investigation into the prevalence of background DNA on flooring within houses and its transfer to a contacting surface by Reither, Jack B, Gray, Emma, Durdle, Annalisa, Conlan, Xavier A, van Oorschot, Roland A.H., Szkuta, Bianca

“…•DNA is prevalent on floors throughout houses, especially bathrooms.•The primary user of a space is usually, but not always, observed as a…”
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Determining the number and size of background samples derived from an area adjacent to the target sample that provide the greatest support for a POI in a target sample by Reither, Jack B, Taylor, Duncan, Szkuta, Bianca, van Oorschot, Roland A H

“…When sampling an item or surface for DNA originating from an action of interest, one is likely to collect DNA unrelated to the action of interest (background…”
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DNA transfer between worn clothing and flooring surfaces with known histories of use by Reither, Jack B., van Oorschot, Roland A.H., Szkuta, Bianca

“…DNA samples recovered from items of clothing are often attributed to the wearer and one or more individuals who may have contacted the item during an alleged…”
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DNA Transfer in Forensic Science: Recent Progress towards Meeting Challenges by van Oorschot, Roland A H, Meakin, Georgina E, Kokshoorn, Bas, Goray, Mariya, Szkuta, Bianca

“…Understanding the factors that may impact the transfer, persistence, prevalence and recovery of DNA (DNA-TPPR), and the availability of data to assign…”
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DNA detection of a temporary and original user of an office space by Goray, Mariya, Kokshoorn, Bas, Steensma, Kristy, Szkuta, Bianca, van Oorschot, Roland A.H.

“…•The office owner was the major/majority DNA contributor to most items.•Detectability of a temporary user of a workspace varied.•Temporary user of workspace…”
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Challenges in Human Skin Microbial Profiling for Forensic Science: A Reviewc by Neckovic, Ana, van Oorschot, Roland A.H, Szkuta, Bianca, Durdle, Annalisa

“…The human microbiome is comprised of the microbes that live on and within an individual, as well as immediately surrounding them. Microbial profiling may have…”
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Investigation into the presence and transfer of microbiomes within a forensic laboratory setting by Neckovic, Ana, van Oorschot, Roland A.H., Szkuta, Bianca, Durdle, Annalisa

“…Microbial profiling within forensic science is an emerging field that may have applications in the identification of individuals using microbial signatures. It…”
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