Publications by authors named "Shahin A"

Urinary tract infection (UTI) is one of the important causes of morbidity and mortality in Systemic lupus erythematosus (SLE). To calculate the frequency, organism and risk factors for UTI in SLE. This observational study was conducted in the lupus clinic in the department of Rheumatology, Bangabandhu Sheikh Mujib Medical University (BSMMU), Dhaka, Bangladesh from September 2012 to January 2014.

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Congenital hiatal hernia is a rare congenital defect and often occurs at a sporadic basis, but familial cases have also been reported. Here, we report on a 3-year-old male patient of Middle-Eastern descent, diagnosed at 5 months of age patient presenting with a congenital hiatal hernia, vermis hypoplasia manifested by axial hypotonia and horizontal nystagmus, preauricular tag, and dysmorphic features with negative genetic mutations, not fitting any reported association or syndrome, suggesting the potential existence of a novel disease entity and highlighting the necessity for further exploration into rare genetic conditions for comprehensive patient care and syndrome characterization.

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Background: Systemic alterations in the oral cavity can be reflected in skin disorders like psoriasis. However, data about oral health factors that are affected and controlled mainly by oral microbiota in atopic dermatitis (AD) are sparse. This study compared the oral status and oral microbiota of AD patients and healthy controls.

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Article Synopsis
  • The study focuses on neurodegenerative diseases, specifically tauopathies like Pick's disease and Alzheimer's, investigating their regulatory mechanisms through epigenomic variations.
  • Researchers identified key regulatory changes associated with disease progression, revealing potential new therapeutic targets and linking specific non-coding regions and transcription factor binding to target genes.
  • They validated findings using CRISPR techniques and created an interactive database to visualize transcription factor occupancy and regulatory networks in single cells.
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Stripe rust, induced by Puccinia striiformis f. sp. tritici, is the most harmful and prevalent disease in temperate regions worldwide, affecting wheat production areas globally.

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Article Synopsis
  • A pediatric patient with ichthyosis vulgaris and global anhidrosis was diagnosed with erythema ab igne (EAI) after developing brown patches on his skin due to chronic heat exposure.
  • Extensive tests were done to exclude other possible causes, such as autoimmune or genetic conditions, but they yielded no clear results.
  • The case highlights the importance of thorough history taking in diagnosing rare conditions like EAI in children.
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Protein kinases (PKs) including RAF, perform a principal role in regulating countless cellular events such as cell growth, differentiation, and angiogenesis. Overexpression and mutation of RAF kinases are significant contributors to the development and spread of cancer. Therefore, RAF kinase inhibitors show promising outcomes as anti-cancer small molecules by suppressing the expression of RAF protein, blocking RAS/RAF interaction, or inhibiting RAF enzymes.

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Considering the emergence of new anticancer drugs, in this review we emphasized and highlighted the recent reports and advances related to sulfamate-incorporating compounds with potential anticancer activity during the last 5 years (2020-2024). Additionally, we discussed their structure-activity relationship, clarifying their potent bioactivity as anticancer agents. Sulfamate derivatives hold promise as effective therapeutic candidates against cancer.

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Objective: Endoscopic ultrasound guide fine needle biopsy (EUS-FNB) is the main diagnostic tool for pancreatic adenocarcinoma. In most instances, only histology is obtained via FNB, without sending cytological slides. The aim of our study was to assess the additive diagnostic yield of cytology performed through FNB.

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Article Synopsis
  • The study investigates the prevalence of common bile duct (CBD) dilation in patients with Intraductal Papillary Mucinous Neoplasms (IPMN) of the pancreas, using retrospective data from 2011 to 2019.
  • Out of 2400 patients evaluated, 117 had IPMN and a significant association was found between IPMN, having a resected gallbladder, and age with CBD dilation.
  • Main duct-IPMN (MD-IPMN) specifically showed a strong correlation with CBD dilation, suggesting that further pancreatic assessment is needed when CBD dilation occurs without a clear mechanical cause.
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Design and synthesis of novel 4-carboxamidopyrido[3,2-b]pyridine derivatives as novel rigid analogues of sorafenib are reported herein. The target compounds showed potent antiproliferative activities against a panel of NCI-60 cancer cell lines as well as hepatocellular carcinoma cell line. Compounds 8g and 9f were among the most promising derivatives in terms of effectiveness and safety.

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Background:  We assessed efficacy and safety of endoscopic ultrasound-guided biliary drainage (EUS-BD) vs. endoscopic retrograde cholangiopancreatography (ERCP) as first-line intervention in malignant distal biliary obstruction (MDBO).

Methods:  PubMed/Medline, Embase, and Cochrane databases were searched until 01 /12 /2023 for randomized controlled trials of EUS-BD vs.

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Unlabelled: Vaccinations have shown a decrease in human papillomavirus (HPV) infection-related cervical cancer in women, but there has been a sharp rise in the HPV infection-related oropharyngeal cancer cases over the past few decades. Recent studies have suggested the association of HPV infections with tonsillar cancers as well and suggestions regarding preventive tonsillectomies in order to achieve a decrease in HPV infection-related oropharyngeal or tonsillar cancer have arisen. However, there is limited cumulative evidence validated at a global level to support the endorsement of this strategy.

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Ascites is the most common complication of liver cirrhosis. Spontaneous bacterial peritonitis (SBP) is a common complication of ascites. The diagnosis is made by an ascitic fluid polymorphonuclear (PMN) cell count of ≥ 250/mm.

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Background: Foreign body ingestion in adults is commonly encountered in clinical practice. The therapeutic approach of whether to follow-up or extract is often controversial.

Aim: We aimed to explore predictors for spontaneous passage of ingested foreign bodies by focusing on foreign body type, length, and location of impaction.

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Article Synopsis
  • Pancreatic adenocarcinoma (PAC) is a highly lethal cancer, often diagnosed when it affects the head of the pancreas, leading to earlier clinical presentation for those cases compared to distal PAC.
  • A study was conducted on 151 patients with confirmed PAC, revealing that 39.1% had distal tumors, primarily located in the body of the pancreas.
  • Results indicated that obesity is significantly linked to the occurrence of distal PAC, along with a notable association of abdominal pain with this type as opposed to head location.
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Background: Immunotherapies have changed the landscape of late-stage melanoma; however, data evaluating timely access to immunotherapy are lacking.

Methods: A retrospective cohort study utilizing the National Cancer Database was conducted. Stage III and IV melanoma cases diagnosed between 2011 and 2018 that received systemic treatment with either immunotherapy or chemotherapy were included.

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Background: Acute gastrointestinal bleeding (GIB) is a commonly encountered medical emergency. In cases of negative endoscopic evaluations, computed tomography angiography (CTA) is usually the next diagnostic step. To date, data regarding positive CTA examinations are lacking.

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The photovoltaic system is quickly emerging as a highly favored option among renewable energy sources. However, it faces several significant challenges, including variable solar irradiance, temperature, and partial shading. Unfortunately, conventional Maximum Power Point Trackers (MPPTs) cannot accurately track partial shading.

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Introduction: Coronary heart disease is a major contributor to the global burden of disease. Appropriate nutrition is a cornerstone of the prevention and treatment of coronary heart disease; however, barriers including cost and access to recommended foods limits long-term adherence for many. We are conducting, in adults with coronary heart disease, a randomised controlled trial comparing usual care with two dietary interventions in which usual care is augmented by 12 weeks free delivered groceries.

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An atmospheric-pressure spatial atomic layer deposition system operated in atmospheric-pressure spatial chemical vapor deposition conditions is employed to deposit alumina (AlO) thin films using trimethylaluminum and different oxidants, including water (HO), hydrogen peroxide (HO), and ozone (O). The impact of the oxygen precursor on the structural properties of the films and their moisture-barrier performance is investigated. The O-AlOfilms, followed by HO-AlO, exhibit higher refractive indexes, lower concentrations of OH- groups, and lower water-vapor-transmission rates compared to the films deposited using water (HO-AlO).

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Quantum-tunneling metal-insulator-metal (MIM) diodes have emerged as a significant area of study in the field of materials science and electronics. Our previous work demonstrated the successful fabrication of these diodes using atmospheric pressure chemical vapor deposition (AP-CVD), a scalable method that surpasses traditional vacuum-based methods and allows for the fabrication of high-quality AlO films with few pinholes. Here, we show that despite their extremely small size 0.

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DC/AC inverters play a vital role in microgrids, efficiently converting renewable energy into usable AC power. Parallel operation of inverters presented numerous challenges, including maximizing system efficiency, minimizing circulating current, and maximizing system accuracy. This proposal introduces an analytical optimization technique designed to enhance the efficiency of paralleled inverters in microgrid systems while minimizing circulating current.

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