Publications by authors named "Emma Wise"

Background Chronic pelvic pain (CPP) is a common and debilitating condition, and sufferers present to healthcare professionals with variable complex symptoms and co-morbidities. This study aimed to investigate the current beliefs and practice behaviours of healthcare professionals towards the management of CPP in Australian females. Methods We distributed an online survey to Australian healthcare professionals.

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For patients with lower limb amputations, prostheses are immensely helpful for mobility and the ability to perform job-related or recreational activities. However, the skin covering the amputation stump is typically transposed from adjacent areas of the leg and lacks the weight-bearing capacity that is only found in the specialized skin covering the palms and soles (a.k.

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The herpes simplex virus 1 (HSV1) virion host shutoff (vhs) protein is an endoribonuclease that regulates the translational environment of the infected cell, by inducing the degradation of host mRNA via cellular exonuclease activity. To further understand the relationship between translational shutoff and mRNA decay, we have used ectopic expression to compare HSV1 vhs (vhsH) to its homologues from four other alphaherpesviruses - varicella zoster virus (vhsV), bovine herpesvirus 1 (vhsB), equine herpesvirus 1 (vhsE) and Marek's disease virus (vhsM). Only vhsH, vhsB and vhsE induced degradation of a reporter luciferase mRNA, with poly(A)+   hybridization indicating a global depletion of cytoplasmic poly(A)+ RNA and a concomitant increase in nuclear poly(A)+ RNA and the polyA tail binding protein PABPC1 in cells expressing these variants.

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Unlabelled: Warning:This article contains terms, descriptions and opinions that may be culturally sensitive for Aboriginal and Torres Strait Islander peoples.

Background: Pelvic health conditions among Aboriginal and Torres Strait Islander women and men are under-recognised and under-reported despite indication of the significant burden of these conditions. Access to effective management provided in a culturally safe manner appears lacking.

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Rift Valley fever virus (RVFV) is a mosquito-borne zoonotic pathogen causing disease in livestock and humans. Whilst initially restricted to the African continent, recent spread to the Arabian Peninsula has highlighted the likelihood of entry into new regions. Due to the absence of a regulatory-approved human vaccine, work is ongoing to develop and assess countermeasures.

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Herpes simplex virus 1 (HSV1) expresses its genes in a classical cascade culminating in the production of large amounts of structural proteins to facilitate virus assembly. HSV1 lacking the virus protein VP22 (Δ22) exhibits late translational shutoff, a phenotype that has been attributed to the unrestrained activity of the virion host shutoff (vhs) protein, a virus-encoded endoribonuclease which induces mRNA degradation during infection. We have previously shown that vhs is also involved in regulating the nuclear-cytoplasmic compartmentalisation of the virus transcriptome, and in the absence of VP22 a number of virus transcripts are sequestered in the nucleus late in infection.

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Virion host shutoff (vhs) protein is an endoribonuclease encoded by herpes simplex virus 1 (HSV1). vhs causes several changes to the infected cell environment that favor the translation of late (L) virus proteins: cellular mRNAs are degraded, immediate early (IE) and early (E) viral transcripts are sequestered in the nucleus with polyA binding protein (PABPC1), and dsRNA is degraded to help dampen the PKR-dependent stress response. To further our understanding of the cell biology of vhs, we constructed a virus expressing vhs tagged at its C terminus with GFP.

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Background: The visual accuracy of physiotherapists to detect changes in dynamic joint angles is currently unknown.

Objective: To investigate (i) the smallest detectable change in movement that physiotherapists could visually observe, and (ii) whether visual accuracy was associated with the functional activity observed or characteristics of the physiotherapist.

Methods: Thirty-four physiotherapists viewed and rated videos of squat, hand-over-head, forward bend functional activities and an artificial test condition (a reference movement followed by subsequent movements showing random differences in peak angle from 0° to 15°, so 18 sets of paired videos per functional activity).

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Objective: Pelvic pain has been associated with augmented nociceptive processing, but large studies controlling for multiple potential confounding factors are lacking. This study investigated the association between pelvic pain bothersomeness and pain sensitivity in young adult women, accounting for potential confounding factors.

Design: Cross-sectional study.

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Previous studies have described reverse-transcription loop-mediated isothermal amplification (RT-LAMP) for the rapid detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in nasopharyngeal/oropharyngeal swab and saliva samples. This multisite clinical evaluation describes the validation of an improved sample preparation method for extraction-free RT-LAMP and reports clinical performance of four RT-LAMP assay formats for SARS-CoV-2 detection. Direct RT-LAMP was performed on 559 swabs and 86,760 saliva samples and RNA RT-LAMP on extracted RNA from 12,619 swabs and 12,521 saliva samples from asymptomatic and symptomatic individuals across health care and community settings.

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Capsid uncoating is at the crossroads of early steps in HIV-1 replication. In recent years, the development of novel assays has expanded how HIV-1 uncoating can be studied. In the in situ uncoating assay, dual fluorescently labelled virus allows for the identification of fused viral cores.

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Article Synopsis
  • Researchers wanted to find a fast way to test for COVID-19 (SARS-CoV-2) among people who may or may not show symptoms.
  • They tested healthcare workers every week using a new method called LamPORE, which combines two types of technologies: loop-mediated amplification and nanopore sequencing.
  • The results showed that LamPORE was very accurate, catching nearly all cases in symptomatic people (100% sensitivity) and almost all in asymptomatic people (over 99.5% sensitivity).
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  • Researchers analyzed 1,313 clinical samples from the UK to study the spread and variants of the SARS-CoV-2 virus during the pandemic.
  • They found that infections generally show low diversity within hosts when viral loads are high, and transmission involves a narrow bottleneck, meaning most variants don't persist after transmission.
  • The study indicates that while new transmission-enhancing or immune-escape variants emerge infrequently, those that do are likely to spread quickly if transmitted successfully.
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  • * An experimental model using straw-colored fruit bats and Lagos bat virus was developed to understand the viral pathogenesis and assess the minimum viral dose for infection.
  • * The study found that a medium viral dose (102.1 TCID50) resulted in the highest mortality due to rabies, while lower doses often resulted in no infection, highlighting the dose-dependent nature of the disease and potential immune responses in bats.
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The COVID-19 pandemic has illustrated the importance of simple, rapid and accurate diagnostic testing. This study describes the validation of a new rapid SARS-CoV-2 RT-LAMP assay for use on extracted RNA or directly from swab offering an alternative diagnostic pathway that does not rely on traditional reagents that are often in short supply during a pandemic. Analytical specificity (ASp) of this new RT-LAMP assay was 100% and analytical sensitivity (ASe) was between 1 × 10 and 1 × 10 copies per reaction when using a synthetic DNA target.

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Article Synopsis
  • Oropouche virus (OROV) causes Oropouche fever outbreaks in South America, and a new qRT-PCR test was developed after the virus was initially undetected in an Ecuadorian patient.
  • A primer mismatch to the Ecuadorian strain was found through metagenomic sequencing, leading to the optimization of the assay which then identified five more cases in a group of 196 febrile patients.
  • The study highlights the importance of recognizing OROV in diagnosing febrile illnesses in Ecuador to prevent misdiagnosis with other diseases.
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The Amazon basin is home to numerous arthropod-borne viral pathogens that cause febrile disease in humans. Among these, (OROV) is a relatively understudied member of the genus , family , that causes periodic outbreaks in human populations in Brazil and other South American countries. Although several studies have described the genetic diversity of the virus, the evolutionary processes that shape the OROV genome remain poorly understood.

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We report identification of an Oropouche virus strain in a febrile patient from Ecuador by using metagenomic sequencing and real-time reverse transcription PCR. Virus was isolated from patient serum by using Vero cells. Phylogenetic analysis of the whole-genome sequence showed the virus to be similar to a strain from Peru.

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Rabies is a fatal neurologic disease caused by lyssavirus infection. People are infected through contact with infected animals. The relative increase of human rabies acquired from bats calls for a better understanding of lyssavirus infections in their natural hosts.

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Bat rabies cases in Europe are mainly attributed to two lyssaviruses, namely European Bat Lyssavirus 1 (EBLV-1) and European Bat Lyssavirus 2 (EBLV-2). Prior to the death of a bat worker in Finland in 1985, very few bat rabies cases were reported. Enhanced surveillance in the two subsequent years (1986-1987) identified 263 cases (more than a fifth of all reported cases to date).

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Canine distemper virus (CDV) has been implicated in population declines of wildlife, including many threatened species. Here we present the full genome of CDV from an Ethiopian wolf, , the world's rarest and most endangered canid.

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Article Synopsis
  • All lyssaviruses belong to the Rhabdoviridae family and cause rabies, which is a severe brain infection with no cure once symptoms appear.
  • A new lyssavirus called Lleida bat lyssavirus (LLEBV) has been discovered in the brain of a common bent-winged bat.
  • The full-genome sequence of this novel virus was confirmed through next-generation sequencing techniques.
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A novel lyssavirus was isolated from brains of Indian flying foxes (Pteropus medius) in Sri Lanka. Phylogenetic analysis of complete virus genome sequences, and geographic location and host species, provides strong evidence that this virus is a putative new lyssavirus species, designated as Gannoruwa bat lyssavirus.

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Hantaviruses are emerging zoonotic viruses that cause human diseases. In this study, sera from 642 mammals from La Réunion and Mayotte islands (Indian Ocean) were screened for the presence of hantaviruses by molecular analysis. None of the mammals from La Réunion island was positive, but hantavirus genomic RNA was discovered in 29/160 (18 %) Rattus rattus from Mayotte island.

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