Publications by authors named "Marks R"

Theory of mind (ToM) refers to our understanding of people's mental states. This ability develops in childhood and influences later social life. However, neuroimaging of ToM in young children often faces challenges in ecological validity and quality data collection.

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Some skin conditions may require intensive care treatment. Early diagnosis can be challenging but is crucial to adequate patient management and decision making, since appropriate treatment influences prognosis. The following skin conditions will be reviewed: severe cutaneous drug reactions (drug reaction with eosinophilia and systemic symptoms [DRESS], Stevens-Johnson syndrome/toxic epidermal necrolysis [SJS/TEN]), acute cutaneous graft versus host disease (aGvHD) following allogeneic stem cell transplantation, infectious diseases (staphylococcal scalded skin syndrome [SSSS], toxic shock-syndrome [TSS], necrotizing fasciitis) and vascular disease (acute infectious purpura fulminans).

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Aminopolyphosphonates (APPs) are widely used as chelating agents, and their increasing release into the environment has raised concerns due to their transformation into aminomethylphosphonic acid (AMPA) and glyphosate, compounds of controversial environmental impact. This transformation highlights the urgent need for detailed studies under controlled conditions. Despite the availability of various methods for quantifying individual aminopolyphosphonates and aminomonophosphonates, a green, low-cost approach for the simultaneous quantification of APPs and their transformation products in laboratory experiments has been lacking.

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Compound-specific stable isotope analysis (CSIA) using liquid chromatography-isotope ratio mass spectrometry (LC-IRMS) is a powerful tool for determining the isotopic composition of carbon in analytes from complex mixtures. However, LC-IRMS methods are constrained to fully aqueous eluents. Previous efforts to overcome this limitation were unsuccessful, as the use of organic eluents in LC-IRMS was deemed impossible.

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Purpose: This pilot study was the first of its kind to examine the experiences of people with persistent pain engaging in a six-week iRest for Pain group program as part of multidisciplinary pain care.

Method: The present study used a qualitative, phenomenological design and reflexive thematic analysis to gain an understanding of the firsthand experience of patients who participated in the iRest for Pain group program. This program was offered in a specialist outpatient pain management service within a regional public hospital in Victoria, Australia.

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Serum amyloid A (SAA) is a key biomarker for diagnosing inflammatory responses in diseases like influenza and COVID-19. An electrochemiluminescence (ECL) biosensor has been constructed for signal enhancement in SAA detection by encapsulating 4,4',4″,4‴-(1,3,6,8-pyrenetetrayl) tetrakis-benzoic acid (TBAPy) into liposomes. Such biomimetic encapsulation shields the biologically important membrane to avoid aggregation of TBAPy and prevents quenching.

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Article Synopsis
  • Advances in imaging techniques now allow for earlier and noninvasive diagnosis of hepatocellular carcinoma (HCC) in high-risk patients.
  • Up to 60% of HCC cases show typical imaging features, while 40% do not, creating challenges for radiologists due to diverse morphologic subtypes and their unique molecular characteristics.
  • The article focuses on unusual imaging presentations of HCC and discusses potential diagnostic pitfalls and conditions that may resemble HCC.
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Imaging is critical to HCC management, including surveillance, diagnosis, staging, and treatment response assessment, which requires it be performed consistently at a high level. The Liver Imaging Reporting and Data System (LI-RADS) was developed to standardize the acquisition, interpretation, and reporting of liver imaging, but until now, has not addressed the essential component of exam quality and adequacy. In this manuscript, we discuss the concepts of quality and adequacy and their clinical significance in the setting of HCC diagnostic imaging and treatment response assessment.

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Article Synopsis
  • This study introduces a fast and thorough method to screen mushroom extracts for potential bioactive molecules, especially those with antimicrobial properties.
  • The method uses bioluminescent bacteria that emit light to indicate various harmful effects caused by the mushroom extracts, such as disrupting bacterial communication and damaging proteins and DNA.
  • The approach allows for the simultaneous analysis of many samples and mechanisms of toxicity, significantly speeding up the screening process and revealing the diverse antibacterial effects of the mushroom extracts.
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Hybridoma technology remains a cornerstone of monoclonal antibody (mAb) discovery. Classical screening practices such as ELISA, western blot, and dot blot require laborious, time-consuming procedures, rendering them inefficient in time-restricted decision-making. Additionally, due to these assays' practical and technical limitations, specificity testing of the mAbs is usually omitted during the primary screening of hybridoma libraries.

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The concentration of zinc ions in semen is significantly correlated with sperm viability and male fertility. In this work, a reliable ratiometric fluorescence probe (ZIF-9-TCPP) based on the efficient Förster resonance energy transfer (FRET) process between two luminophores, benzimidazole (BIM) and -tetra (4-carboxyphenyl) porphyrin (TCPP) for Zn detection has been constructed, where the emissions of BIM and TCPP are used as reference and detection signals. The proximity of BIM and TCPP in one framework (ZIF-9-TCPP) and the overlapped spectra between BIM and TCPP afford the attainment of a highly efficient FRET (around 90% efficiency).

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Hepatocellular carcinoma (HCC) is a leading cause of cancer-related mortality worldwide and is the fastest growing cause of cancer death in the United States (U.S.) In the U.

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High-dose chemotherapy (HDCT) followed by autologous stem cell transplantation (ASCT) is widely used in patients with diffuse large B-cell lymphoma. HDCT/ASCT is associated with increased morbidity in elderly/unfit patients. We retrospectively evaluated the use of reduced intensity conditioning in DLBCL patients.

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Bronchiolitis obliterans syndrome (BOS), as chronic manifestation of graft-versus-host disease (GVHD), is a debilitating complication leading to lung function deterioration in patients after allogeneic hematopoietic cell transplantation (allo-HCT). In the present study, we evaluated BOS development risk in patients after receiving myeloablative conditioning (MAC) regimens. We performed a retrospective analysis of patients undergoing allo-HCT, who received MAC with busulfan/cyclophosphamid (BuCy, n = 175) busulfan/fludarabin (FluBu4, n = 29) or thiotepa/busulfan/fludarabine (TBF MAC, n = 37).

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is an opportunistic Gram-negative bacterium that remains a prevalent clinical and environmental challenge. Quorum-sensing (QS) molecules are effective biomarkers in pinpointing the presence of . This study aimed to develop a convenient-to-use, whole-cell biosensor using reporters individually encapsulated within alginate-poly-L-lysine (alginate-PLL) microbeads to specifically detect the presence of bacterial autoinducers.

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Article Synopsis
  • AI platforms are important tools in genetics and medicine, helping to analyze lots of patient data and find new diseases.
  • They are making it possible to better understand complex health issues and improve treatments for things like rare diseases and cancers.
  • These technologies are helping doctors make better decisions for patient care, leading to more personalized and effective treatments.
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Purpose: The aim of this study is to prospectively evaluate whether women with copper-containing intrauterine devices (Cu-IUD), currently listed as MR conditional, can safely undergo 3.0 Tesla (3 T) magnetic resonance imaging (MRI).

Methods: 73 women, age 18-54 years old, with a Cu-IUD who were undergoing MRI for any reason were included consecutively.

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Purpose: We examined the neurocognitive bases of lexical morphology in children of varied reading abilities to understand the role of meaning-based skills in learning to read with dyslexia.

Method: Children completed auditory morphological and phonological awareness tasks during functional near-infrared spectroscopy neuroimaging. We first examined the relation between lexical morphology and phonological processes in typically developing readers (Study 1, = 66, = 8.

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Cross-sectional imaging plays a crucial role in the detection, diagnosis, staging, and resectability assessment of intra- and extrahepatic cholangiocarcinoma. Despite this vital function, there is a lack of standardized CT and MRI protocol recommendations for imaging cholangiocarcinoma, with substantial differences in image acquisition across institutions and vendor platforms. In this review, we present standardized strategies for the optimal imaging assessment of cholangiocarcinoma including contrast media considerations, patient preparation recommendations, optimal contrast timing, and representative CT and MRI protocols with individual sequence optimization recommendations.

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Desiccation tolerance has evolved repeatedly in plants as an adaptation to survive extreme environments. Plants use similar biophysical and cellular mechanisms to survive life without water, but convergence at the molecular, gene and regulatory levels remains to be tested. Here we explore the evolutionary mechanisms underlying the recurrent evolution of desiccation tolerance across grasses.

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