Publications by authors named "H Fawcett"

Objectives: Prior research indicates that jury duty can be distressing for some jurors. This study examined: (1) the influence of prior trauma characteristics (type, exposure, time since trauma), medical fear and mental health difficulties on stress and emotional responses during a mock trial and 1 week later; and (2) associations between early stress reactions during a trial on subsequent stress and emotional reactivity after exposure to skeletal evidence and 1 week later.

Methods: Mock jurors (n = 180) completed baseline self-report mental health measures, read a summary of a murder case and were then exposed to graphic skeletal evidence.

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Xeroderma pigmentosum (XP) is caused by defective nucleotide excision repair of DNA damage. This results in hypersensitivity to ultraviolet light and increased skin cancer risk, as sunlight-induced photoproducts remain unrepaired. However, many XP patients also display early-onset neurodegeneration, which leads to premature death.

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UV irradiation induces "bulky" DNA photodimers such as (6-4)-photoproducts and cyclobutane pyrimidine dimers that are removed by nucleotide excision repair, a complex process defective in the sunlight-sensitive and cancer-prone disease xeroderma pigmentosum. Some bacteria and lower eukaryotes can also repair photodimers by enzymatically simpler mechanisms, but such pathways have not been reported in normal human cells. Here, we have identified such a mechanism.

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A teenage girl had the rare combined phenotype of xeroderma pigmentosum and trichothiodystrophy, resulting from mutations in the XPD (ERCC2) gene involved in nucleotide excision repair (NER). After treatment with antibiotics, including metronidazole for recurrent infections, she showed signs of acute and severe hepatotoxicity, which gradually resolved after withdrawal of the treatment. Cultured skin fibroblasts from the patient revealed cellular sensitivity to killing by metronidazole compared with cells from a range of other donors.

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Evidence presented within a courtroom should be clear so that the members of the jury can understand it. The presentation of distressing images, such as human remains, can have a negative effect on the jury since photographic images may evoke emotional responses. Therefore, it is important to understand how other visual mediums may improve comprehension, bias, or distress individuals.

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