Publications by authors named "DUBOIS L"

Background/aim: Flavonoids are a group of polyphenols, abundantly present in our diet. Although, based on their chemoprotective effects, intake of flavonoids is associated with a high anticancer potential as evidenced in in vitro and in vivo models, the molecular mechanism is still elusive. This study explores the antiproliferative and cytotoxic effects of the semi-synthetic flavonoid MonoHER (7-mono-O-(β-hydroxyethyl)-rutoside) in vitro on cancer cells.

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  • The study aimed to create a predictive model for late rectal bleeding in prostate cancer patients undergoing different types of radiotherapy.
  • Candidate predictors were identified from prior research and five logistic regression models were tested based on various dose parameters.
  • Results indicated that certain dosimetric predictors and history of abdominal surgery were significant for predicting the outcome, with some models showing satisfactory internal validation, but external validation is necessary for confirmation.
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Objectives: Temporomandibular disorders (TMD) are musculoskeletal conditions with a multifactorial aetiology. The predictive role of direct orofacial macrotrauma in the development of TMD is considered controversial. This systematic review aims to elucidate the association between direct orofacial macrotrauma and TMD, and to identify potential factors involved in this relationship.

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This case report describes the endovascular management of a hybrid arch dissection stent inadvertently deployed in the false lumen during acute type A aortic dissection repair, resulting in renal and lower extremity malperfusion. Prompt identification and intervention are essential to minimize the morbidity and mortality associated with malperfusion. Various endovascular strategies exist to restore perfusion, and this case highlights a unique approach given the obliteration of the true lumen proximally and anatomy of the visceral ostia predominantly originating from the false lumen.

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Panfacial fractures are complex fractures involving multiple regions of the facial skeleton and may require multiple surgeries over a relatively short period. They are often associated with polytrauma and other injuries including neurotrauma, which require either immediate (ATLS) airway management, prolonged intubation, or repeated intubations for staged surgeries. The choice of airway for the surgical management of these fractures is difficult, as an assessment of the occlusion is required, and the central nasal complex and/or skull base may be involved, making classical orotracheal or nasotracheal intubation problematic.

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Background: Nondental factors (ie, financial, psychological, or cultural considerations) can play a role in extraction requests. The purpose of this study was to investigate whether patients' perspectives on extraction without a valid clinical indication align with those of practitioners.

Methods: Dentists from 3 centers for special oral health care, oral and maxillofacial surgeons (OMFS) from 3 hospitals in the Netherlands, and their patients participated in this prospective observational study.

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  • - Osteogenesis Imperfecta (OI), or "brittle bone disease," is a rare genetic disorder that causes fragile bones and potential deformities due to defects in collagen type I, requiring comprehensive care throughout a patient's life stages.
  • - Treatment primarily focuses on supportive measures, including medications like bisphosphonates and various orthopedic surgeries, which have shown positive results, especially in children, but there is a notable lack of guidelines for adults transitioning from pediatric care.
  • - A systematic review of existing literature emphasizes the need for a multifaceted approach by various medical specialists to enhance the transition from pediatric to adult care for OI patients, stressing the importance of education, personalized plans, and ongoing follow-up.
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Participants in the 100,000 Genomes Project (100kGP) could consent to receive additional finding (AF) results, individual variants relating to genes associated with susceptibility to cancer and familial hypercholesterolemia (FH). In the study reported here, qualitative interviews were used to explore the experiences of National Health Service (NHS) professionals from across England who were tasked with returning over 80,000 "no AF" results and 700 positive AF results to 100kGP participants. Interviews were conducted with 45 professionals from a range of backgrounds, including Genetic Counsellors, Clinical Geneticists, FH Clinical Nurse Specialists and Clinical Scientists.

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Matrix-assisted laser desorption/ionization (MALDI) mass spectrometry imaging (MSI) started with spatial mapping of peptides and proteins. Since then, numerous bottom-up protocols have been developed. However, achievable spatial resolution and sample preparation with many wet steps hindered the development of single cell-level workflows for bottom-up spatial proteomics.

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Background/objectives: Few studies have examined the putative mediating role of eating behaviours linking genetic susceptibility and body weight. The goal of this study was to investigate the extent to which two polygenic scores (PGSs) for body mass index (BMI), based on child and adult data, predicted BMI through over-eating and fussy eating across childhood.

Subjects/methods: The study sample involved 692 participants from a birth cohort study.

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  • Cardiovascular disease is a major health issue for transgender women with HIV, partly influenced by factors like hormone therapy and psychosocial stress.
  • A study analyzed data from 108 Black and Latina transgender women with HIV to investigate how stress affects CVD risk in relation to hormone therapy duration.
  • Findings showed that while hormone therapy duration was linked to higher CVD risk, stress did not significantly impact this relationship, suggesting that age and overall physiological stress (measured by allostatic load) are more critical to CVD risk in this population.
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  • Eagle syndrome is a bone disease causing the styloid process (a small bone near the neck) to grow too long, leading to pain in the throat and neck.
  • A study looked at 6 patients and found they mostly had neck pain, a feeling like something is stuck in their throat, and difficulty swallowing.
  • The researchers discovered that the elongated styloid processes were made of mature bone and might be growing differently than what was previously thought, which helps understand why this happens.
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One-dimensional Bose gases with contact repulsive interactions are characterized by the presence of infinite-lifetime quasiparticles whose momenta are called the "rapidities." Here, we develop a probe of the local rapidity distribution, based on the fact that rapidities are the asymptotic momenta of the particles after a long one-dimensional expansion. This is done by performing an expansion of a selected slice of the gas.

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Immunotherapy has revolutionized the field of cancer treatment, changing the standard of care to the use of immune checkpoint inhibitors. Radiotherapy can boost anti-tumour immune responses by changing the tumour microenvironment, but it also can cause radiotherapy-induced lymphopenia (RIL), a decrease in circulating lymphocyte counts. RIL has been associated with lower survival in patients undergoing radiotherapy, and new studies have suggested that it can also affect immunotherapy outcome.

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Introduction: Blood samples were collected to explore potential serum biomarkers associated with neurocognitive function in small-cell lung cancer (SCLC) patients who received prophylactic cranial irradiation (PCI).

Methods: This pre-specified study included patients with blood samples available, who participated in a phase III trial (NCT01780675). Blood samples were collected before PCI and 3-days post-initiating PCI.

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Mitochondrial abnormalities in lung epithelial cells have been associated with chronic obstructive pulmonary disease (COPD) pathogenesis. Cigarette smoke (CS) can induce alterations in the molecular pathways regulating mitochondrial function in lung epithelial cells. Recently, heated tobacco products (HTPs) have been marketed as harm reduction products compared with regular cigarettes.

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This study aimed to identify and quantify the variations in PSI designs intended for an identical patient. Records from 10 patients with an orbital fracture involving two walls, for which a primary orbital reconstruction was indicated, were retrospectively included. Clinical engineers from two centers independently generated proposal designs for all patients.

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  • Subcutaneous emphysema is typically harmless and usually indicates a mid-facial fracture.
  • It often occurs from actions like blowing your nose or can arise from intubation during severe trauma.
  • The text describes two patient cases with significant emphysema in the head and neck, highlighting a common cause and an unusual one.
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Clostridium butyricum has emerged as a promising candidate for both industrial and medical biotechnologies, underscoring the key pursuit of stable gene overexpression in engineering C. butyricum. Unlike antibiotic-selective vectors, native-cryptic plasmids can be utilized for antibiotic-free expression systems in bacteria but have not been effectively exploited in C.

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  • A 4.2-cm hepatic artery aneurysm developed in a patient after they underwent pancreaticoduodenectomy surgery, affecting the right hepatic artery.
  • Due to a lack of collateral blood flow and difficulties in placing a covered stent, treatment involved using a saphenous vein graft to bypass the affected artery.
  • A follow-up CT scan after one year showed that the bypass was successful, highlighting the importance of preserving arterial flow and exercising caution in performing hepatic embolization in such cases.
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The histone variant H2A.Z plays important functions in the regulation of gene expression. In mammals, it is encoded by two genes, giving rise to two highly related isoforms named H2A.

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Extracellular vesicles (EVs), whose main subtypes are exosomes, microparticles, and apoptotic bodies, are secreted by all cells and harbor biomolecules such as DNA, RNA, and proteins. They function as intercellular messengers and, depending on their cargo, may have multiple roles in cancer development. Thymidine kinase 1 (TK1) is a cell cycle-dependent enzyme used as a biomarker for cell proliferation.

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Cholangiocarcinoma (CCA), or bile duct cancer, is the second most common liver malignancy, with an increasing incidence in Western countries. The lack of effective treatments associated with the absence of early symptoms highlights the need to search for new therapeutic targets for CCA. Sulfatides (STs), a type of sulfoglycosphingolipids, have been found in the biliary tract, with increased levels in CCA and other types of cancer.

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