Publications by authors named "Mariam Ali"

Background: Due to prior emphasis on clinical recovery in Schizophrenia Spectrum Disorder (SSD), improving social functioning (SF) was oftentimes neglected, with ⩽15% of patients achieving social recovery. Priorly, we and others have shown that life-course factors, including childhood adversities, play a role in the occurrence and severity of postmorbid SF impairments, highlighting the need to understand these factors for effective interventions.

Aim: This study investigates the mechanisms influencing SF in SSD and examines the causal roles of childhood trauma, premorbid adjustment, perceived stigma, self-esteem, and quality of life.

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  • Irritable bowel syndrome (IBS) is a common gastrointestinal disorder, and this study focused on its prevalence among medical students at the University of Sharjah, UAE.
  • The study used a questionnaire to assess 471 students, revealing a 17.3% prevalence of IBS, with stress, anxiety, and smoking identified as significant predictors.
  • The researchers recommend developing screening programs for IBS, promoting stress management strategies, and conducting further studies in the general UAE population to understand IBS better.
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Background: Individuals with schizophrenia commonly experience poor social functioning (SF), influenced by stigmatization and linked to low self-esteem. The intricate role of self-esteem in this context remains insufficiently explored. This study delves into the short and long-term impact of perceived stigma on SF, investigating the mediating or moderating effects of self-esteem and momentary fluctuations in self-esteem.

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  • Research investigates sex disparities in stroke treatment, highlighting that women experience worse functional outcomes than men after acute ischemic stroke (AIS).
  • The study analyzed data from 58,632 AIS patients in the Netherlands, focusing on treatments used, time metrics, and functional outcomes at three months post-treatment.
  • Results showed women were older, had longer onset-to-door times, and faced higher odds of poor outcomes compared to men, even when adjusting for age and initial stroke severity.
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Haemorrhagic stroke is a severe condition with poor prognosis. Biological sex influences the risk factors, presentations, treatment, and patient outcomes of intracerebral haemorrhage, aneurysmal subarachnoid haemorrhage, and vascular malformations. Women are usually older at onset of intracerebral haemorrhage compared with men but have an increased risk of aneurysmal subarachnoid haemorrhage as they age.

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  • Somatic copy number alterations (SCNAs), especially arm-level SCNAs, are linked to cancer growth and resistance to treatment, but their role in triple-negative breast cancer (TNBC) is not well understood.
  • In this study, researchers found that certain arm-level SCNAs, like gains at 21q and 7p, are connected to poorer survival rates in TNBC patients, with the gene RIPK4 on 21q being particularly significant.
  • Targeting RIPK4 in experiments showed promise, as it reduced tumor growth and improved survival by enhancing immune cell infiltration, suggesting RIPK4 could be a key factor in TNBC progression and its ability to spread.
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Obesity and chronic kidney disease are two ongoing progressive clinical pandemics of major public health and clinical care significance. Because of their growing prevalence, chronic indolent course and consequent complications both these conditions place significant burden on the health care delivery system especially in developed countries like the United States. Beyond the chance coexistence of both of these conditions in the same patient based on high prevalence it is now apparent that obesity is associated with and likely has a direct causal role in the onset, progression and severity of chronic kidney disease.

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Background: Differences in clinical presentation of acute ischemic stroke between men and women may affect prehospital identification of anterior circulation large vessel occlusion (aLVO). We assessed sex differences in diagnostic performance of 8 prehospital scales to detect aLVO.

Methods: We analyzed pooled individual patient data from 2 prospective cohort studies (LPSS [Leiden Prehospital Stroke Study] and PRESTO [Prehospital Triage of Patients With Suspected Stroke Study]) conducted in the Netherlands between 2018 and 2019, including consecutive patients ≥18 years suspected of acute stroke who presented within 6 hours after symptom onset.

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  • Women with posterior circulation large vessel occlusion (LVO) showed similar clinical outcomes to men after endovascular treatment (EVT), despite having less favorable baseline characteristics.
  • The study analyzed data from 264 patients in the Netherlands, focusing on various outcomes such as functionality and death rates after treatment.
  • Overall, the results suggest that both men and women may receive equal benefits from EVT in treating posterior circulation LVO.
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Background: Women have been reported to have worse outcomes after endovascular treatment (EVT), despite a similar treatment effect in non-clinical trial populations. We aimed to assess sex differences at hospital presentation with respect to workflow metrics, prestroke disability, and presenting clinical symptoms.

Methods: We included consecutive patients from the Multicentre Randomised Controlled Trial of Endovascular Treatment for Acute Ischaemic Stroke in The Netherlands (MR CLEAN) Registry (2014-2018) who received EVT for anterior circulation large vessel occlusion (LVO).

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Background And Purpose: Women have worse outcomes than men after stroke. Differences in presentation may lead to misdiagnosis and, in part, explain these disparities. We investigated whether there are sex differences in clinical presentation of acute stroke or transient ischemic attack.

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  • * A review of 24 studies involving 7,247 patients showed that several hemostatic factors were higher in women, indicating a tendency towards increased procoagulant factors, while men showed elevated levels of coagulation inhibitors.
  • * The research identified the need for further studies to explore these sex differences more comprehensively, specifically focusing on stroke phases, subtypes, and women-specific risk factors like migraine.
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Congenital myopathies are rare neuromuscular hereditary disorders that manifest at birth or during infancy and usually appear with muscle weakness and hypotonia. One of such disorders, early-onset myopathy, areflexia, respiratory distress, and dysphagia (EMARDD, OMIM: 614399, MIM: 612453), is a rare autosomal recessive disorder caused by biallelic mutations (at homozygous or compound heterozygous status) in (multiple epidermal growth factor-like domains protein family). Here, we report two unrelated patients, who were born to consanguineous parents, having two novel deleterious variants.

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Background And Purpose: The frequency of ischemic stroke in patients with coronavirus disease 2019 (COVID-19) varies in the current literature, and risk factors are unknown. We assessed the incidence, risk factors, and outcomes of acute ischemic stroke in hospitalized patients with COVID-19.

Methods: We included patients with a laboratory-confirmed SARS-CoV-2 (severe acute respiratory syndrome coronavirus-2) infection admitted in 16 Dutch hospitals participating in the international CAPACITY-COVID registry between March 1 and August 1, 2020.

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Toll-like receptor (TLR) 7 ligand, resiquimod, has been studied as an adjuvant and antiviral agent against several pathogens in chicken. Yet, the effectiveness of resiquimod against infectious bronchitis virus (IBV) infection has not been evaluated. In this study, we investigated the effectiveness of resiquimod delivered pre-hatch (in ovo) against IBV infection post-hatch identifying key mechanisms involved in resiquimod driven immune activation.

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During the last century, our battle against cancer has been inaugurated upon three main approaches; surgery, radiation and chemotherapy. The latest findings on the effectiveness of immunotherapy in cancer management offer a ray of hope after decades of research and studies on the best treatment methods. Immunotherapy has proven effective in the surveillance and destruction of cancer- causing cells, demonstrating its ability to suppress cancer through controlling the wellestablished immune-editing process.

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Background: Appendicitis is the most common surgical abdominal emergency. Punctual diagnosis and rapid operative treatment of acute appendicitis are critically important, as it reduces the risk of complications, associated with greater morbidity and cost of care. The clinical diagnosis of acute appendicitis can be difficult and confusing.

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Energy from biomass plays a large and growing role in the global energy system. Energy from biomass can make significant contributions to reducing carbon emissions, especially from difficult-to-decarbonize sectors like aviation, heavy transport, and manufacturing. But land-intensive bioenergy often entails substantial carbon emissions from land-use change as well as production, harvesting, and transportation.

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  • Whole Genome Sequencing (WGS) reveals significant genome variation and enhances understanding of human diversity and disease links, especially with underrepresented populations.
  • The study reports the first whole genome sequences of two Emirati individuals with Central/South Asian ancestry, identifying millions of genetic variants including those related to diabetes and obesity.
  • This research aims to create a UAE reference panel, improving precision medicine, healthcare quality, and potentially discovering new treatments.
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  • The study aimed to identify high-risk factors for complications in Saudi children who ingested foreign bodies, focusing on esophageal cases.
  • A retrospective review of 436 children revealed that the most commonly ingested objects were coins and button batteries, with 69% passing without intervention.
  • Key risk factors for major complications included being very young (0-2 years), ingestion of button batteries, foreign body impact in the upper esophagus, and delays in seeking emergency care.
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The conversion of plant material into biofuels and high value products is a two-step process of hydrolysing plant lignocellulose and next fermenting the sugars produced. However, lignocellulosic hydrolysis not only frees sugars for fermentation it simultaneously generates toxic chemicals, including phenolic compounds which severely inhibit yeast fermentation. To understand the molecular basis of phenolic compound toxicity, we performed genome-wide chemogenomic screens in Saccharomyces cerevisiae to identify deletion mutants that were either hypersensitive or resistant to three common phenolic compounds found in plant hydrolysates: coniferyl aldehyde, ferulic acid and 4-hydroxybenzoic acid.

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Discoveries from the human genome, HapMap, and 1000 genome projects have collectively contributed toward the creation of a catalog of human genetic variations that has improved our understanding of human diversity. Despite the collegial nature of many of these genome study consortiums, which has led to the cataloging of genetic variations of different ethnic groups from around the world, genome data on the Arab population remains overwhelmingly underrepresented. The National Arab Genome project in the United Arab Emirates (UAE) aims to address this deficiency by using Next Generation Sequencing (NGS) technology to provide data to improve our understanding of the Arab genome and catalog variants that are unique to the Arab population of the UAE.

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To document the trajectory of motor and vocal behaviors in real and developmental time, researchers observed infants at each of 4 biweekly naturalistic play sessions over the transition to crawling. An exhaustive and mutually exclusive coding scheme documented every vocalization and posture. Odds ratios of the likelihood of a given posture-vocalization dyad revealed that vocalization and crawling were significantly unlikely to co-occur at the session marking the onset of crawling.

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Diabetes mellitus complicates <5% of all pregnancies in Pakistan, but is a major cause of perinatal morbidity and mortality, as well as maternal morbidity. Appropriate glycaemic control is not only important throughout pregnancy but is equally important during the intra-partum period. Increased blood glucose levels 4-6 hours prior to delivery increase the chances of hypoglycaemia in neonates.

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