Publications by authors named "Schreiber A"

MYT1L syndrome is a newly recognized disorder characterized by intellectual disability, speech and motor delay, neuroendocrine disruptions, ADHD, and autism. In order to study this gene and its association with these phenotypes, our lab recently created a heterozygous mutant mouse inspired by a clinically relevant mutation. This model recapitulates several of the physical and neurologic abnormalities seen in humans with MYT1L syndrome, such as weight gain, microcephaly, and behavioral disruptions.

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Background: The presence of microorganisms in laryngoscopes emphasizes the risk to patient safety during orotracheal intubations.

Methods: Cross-sectional study was carried out in university hospital in the inpatient, emergency, intensive care and surgical center sectors. Microorganisms were recovered from the blades using a filter membrane and from the handles using swab.

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Epidemic infections and spreading antibiotic resistance require diagnostic tests that can be rapidly adopted. To reduce the usually time-consuming adaptation of molecular diagnostic tests to changing targets, we propose the novel approach of a repurposable sensing electrode functionalization with a universal, target-independent oligonucleotide probe. In the liquid phase covering the electrode, the target sequence is amplified by MD LAMP (mediator-displacement loop-mediated isothermal amplification) releasing a generic methylene blue-labeled mediator, which specifically hybridizes to the solid-phase probe.

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Fungal infections pose a growing public health threat, creating an urgent clinical need for new antifungals. Natural products (NPs) from organisms in extreme environments are a promising source for novel drugs. CBMAI 1855 exhibited significant potential in this regard.

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Objective: To compare pre-extubation physiological characteristics and ultrasound variables between patients intubated for COVID-19 compared to a clinical population and those intubated for other reasons.

Methods: This was a secondary analysis of a prospective cohort study of patients undergoing invasive mechanical ventilation (IMV) for more than 48 h. Patients were divided into two groups: those intubated for COVID-19-induced ARDS and those intubated for other clinical reasons.

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Bone pathologies such as osteoporosis and metastasis can significantly compromise the load-bearing capacity of the spinal column, increasing the risk of vertebral fractures, some of which may occur during routine physical activities. Currently, there is no clinical tool that accurately assesses the risk of vertebral fractures associated with these activities in osteoporotic and metastatic spines. In this paper, we develop and validate a quantitative computed tomography-based finite element analysis (QCT/FEA) method to predict vertebral fractures under general load conditions that simulate flexion, extension, and side-bending movements, reflecting the body's activities under various scenarios.

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Background: Borderline personality disorder (BPD) is a debilitating psychiatric illness whose symptoms frequently emerge during adolescence. Initial studies in adults suggest that the interpersonal difficulties common in BPD may emerge from disrupted processing of social and emotional stimuli. Less is known about these processes in adolescents with BPD symptoms, despite substantial changes in socioemotional processing during this developmental period.

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Article Synopsis
  • Neutrophils use β-integrins to migrate to inflammation sites with low oxygen and high cytokine levels, and inhibiting prolyl hydroxylase domain-containing enzymes (PHDs) is thought to activate the HIF pathway in these cells.
  • In experiments using PHD inhibitors or hypoxic conditions, researchers found that HIF1α protein accumulation occurs in adherent neutrophils, but not in suspended ones, highlighting the necessity of β-integrins for this process.
  • The study revealed that β-integrins not only promote HIF1α mRNA translation through key factors, but also that activating HIF1α can delay neutrophil apoptosis, suggesting a vital role for this pathway in neutrophil survival
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Introduction: Metabolic syndrome is associated with increased risk of postoperative complications following various orthopedic surgeries. This study looked to identify specific postoperative complications in these patients following unicompartmental knee arthroplasty (UKA).

Methods: Adult patients undergoing primary UKA were queried in the National Surgical Quality Improvement Program database from 2006-2019.

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Objective: This systematic review evaluates the efficacy and morbidity of transnasal endoscopic nasopharyngectomy as a salvage treatment for advanced-stage recurrent nasopharyngeal carcinoma (rNPC).

Methods: Following PRISMA guidelines, we conducted a systematic search in Medline, Scopus, and PubMed, identifying studies on transnasal endoscopic nasopharyngectomy for rNPC. Inclusion criteria encompassed histologically confirmed rT3 and rT4 NPC patients previously treated with radiotherapy or chemoradiotherapy.

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  • 53 isolates of Aspergillus section Nidulantes fungi were studied, revealing that 30 clinical isolates, including four from COVID-19 patients, were misidentified as the cryptic pathogen A. latus, which resulted from a hybridization event.
  • The research showed that A. latus displays significant genetic diversity and that both parental subgenomes are actively expressed in clinical isolates, responding to different environmental conditions.
  • Key differences in drug resistance and growth in oxidative stress were found between A. latus hybrids and related species, along with four features that could help in accurately identifying A. latus in the future.
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Objective: The oculomotor cistern (OMC) is a meningeal cuff filled with CSF that contains the oculomotor nerve (cranial nerve [CN] III) at the level of the lateral wall of the cavernous sinus. Only a few studies have investigated the involvement of the OMC by pituitary adenomas (pituitary neuroendocrine tumors [PitNETs]), mainly with relatively small case series. The aim of this study was to perform a histomorphological description of the OMC and systematically analyze its involvement by PitNETs from radiological, clinical, and surgical perspectives.

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Background: It is imperative to determine patients' risk factors prior to arthroscopic rotator cuff repair (ARCR), so that the physician and patient are both aware of the possible postoperative complications. However, the impact of bleeding disorders on a patient's short-term postoperative outcome has not yet been analyzed.

Methods: A national database was queried for patients undergoing ARCR from 2006 to 2018.

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Article Synopsis
  • The study examines complications from surgical and non-surgical treatments for sinonasal malignancies, focusing on the impact of treatment-induced morbidity and mortality.
  • A total of 940 patients were analyzed, identifying complications in nearly 20% of cases, with cerebrospinal fluid (CSF) leaks and radionecrosis being the most common issues.
  • The findings indicate that modern endoscopic techniques and radiotherapy generally result in low morbidity and treatment-related mortality, but highlight the need for further research on certain complications.
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Background: In response to a 1995 outbreak of sepsis caused by multidrug-resistant (MR) Gram-negative bacteria (GNB), a Brazilian level III neonatal unit established a series of control and prevention measures. This study evaluated the long-term effects of these measures on late-onset neonatal sepsis (LONS) caused by MR bacteria from 2000 to 2020 and examined their impact on in-hospital mortality.

Methods: Newborns with LONS and positive cultures for Staphylococcus aureus, GNB, and Enterococcus sp were selected, adhering to Center for Desease Control and Prevention and local criteria.

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Introduction: Recent evidence supports the efficacy of surgical navigation (SN) in improving outcomes of sinonasal and craniofacial oncologic surgery. This study aims to demonstrate the utility of SN as a tool for integrating surgical, radiologic, and pathologic information. Additionally, a system for recording and mapping biopsy samples has been devised to facilitate sharing of spatial information.

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  • - Inflammatory bowel disease (IBD) is a chronic condition with limited treatments that can have negative side effects; researchers developed a targeted probiotic system (EcN) to potentially treat it.
  • - This system uses a sensor to detect nitric oxide as a biomarker for inflammation and can secrete therapeutic nanobodies that work similarly to a common IBD drug, Adalimumab.
  • - The study also created a mathematical model to help understand and optimize how these probiotics interact and function, enhancing the possibilities for future IBD therapies through synthetic biology.
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Defects in organellar acidification indicate compromised or infected compartments. Recruitment of the autophagy-related ATG16L1 complex to pathologically neutralized organelles targets ubiquitin-like ATG8 molecules to perturbed membranes. How this process is coupled to proton gradient disruption is unclear.

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  • Lung ultrasonography (LUS) is a useful, non-invasive tool for diagnosing respiratory conditions, particularly in resource-limited settings, as it reduces radiation exposure and quantifies regional loss of aeration.
  • A study assessed the agreement among 20 experienced LUS operators by having them evaluate 25 video clips, revealing strong but not perfect inter-rater reliability, with varying levels of consensus on the scores assigned to the clips.
  • Despite some discrepancies, the findings indicate that LUS scoring can reliably inform severity assessments in respiratory diseases, making it a valuable clinical tool.
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Calcium hydroxide represents the most commonly used intracanal dressing between sessions; however, it may not be effective against all types of microorganisms. Several compounds of plant origin have attracted increasing attention from researchers in recent years. The objective of this study was to evaluate the cytocompatibility and antimicrobial activity of calcium hydroxide associated with the essential oil of and the new bioceramic intracanal medicament Bio-C Temp.

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Purpose: Accurate diagnosis and quantification of polyps and symptoms are pivotal for planning the therapeutic strategy of Chronic rhinosinusitis with nasal polyposis (CRSwNP). This pilot study aimed to develop an artificial intelligence (AI)-based image analysis system capable of segmenting nasal polyps from nasal endoscopy videos.

Methods: Recorded nasal videoendoscopies from 52 patients diagnosed with CRSwNP between 2019 and 2022 were retrospectively analyzed.

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Gelatin, a versatile protein derived from collagen, is widely used in the food, pharmaceutical and medical sectors. However, bacterial contamination by spore-forming bacteria during gelatin processing represents a significant concern for product safety and quality. In this study, an investigation was carried out to explore the heat and chemical resistance, as well as the identification and characterization of spore-forming bacteria isolated from gelatin processing.

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Article Synopsis
  • Sinonasal malignancies that invade the orbit have poor prognoses, but a new surgical approach called extended-orbital exenteration (EOE) shows promise in improving outcomes.
  • * A study conducted across three institutions involved 48 orbital dissections and utilized a questionnaire to assess the procedure's feasibility and safety, with feedback from 25 surgeons.
  • * The findings indicate that while endoscopic-EOE is challenging, it is a feasible procedure that needs further clinical validation to evaluate its effectiveness in real-life situations.
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