Publications by authors named "Asad Rehman"

Acute cholecystitis is a common inflammatory condition of the gallbladder, primarily caused by gallstone obstruction, leading to increased intraluminal pressure, ischemia, and infection. While laparoscopic cholecystectomy remains the standard treatment, gallbladder drainage techniques have emerged as effective alternatives for high-risk surgical patients. This review explores the indications, techniques, and comparative outcomes of various gallbladder drainage methods, including percutaneous transhepatic gallbladder drainage (PTGBD), endoscopic transpapillary gallbladder drainage (ETGBD), and endoscopic ultrasound-guided gallbladder drainage (EUS-GBD).

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Microplastics (MPs) have been reported to be emerging contaminant of different environmental niches like air, soil, and water. When exposed to these environments, MPs interact with already existing antibiotics to create combined pollution that can harm organisms. MPs have garnered significant attention in academic circles due to their ability to adsorb antibiotics.

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Background: Small cell lung cancer (SCLC) is a lethal lung malignancy and patients are often diagnosed with distant metastasis. Nearly all patients suffer from disease relapsing with inherent chemoresistance. Lack of targeted SCLC therapies further worsens disease outcomes, making it highly desirable to identify novel and effective therapeutic targets.

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Composite materials based on metal-organic frameworks (MOFs) are appealing materials for supercapacitor electrodes because of their high specific surface area, large pore volume, and range of adjustable topologies. This review paper thoroughly examines the synthesis techniques, morphological traits, and problems associated with pristine MOFs. Then, this article focuses on the synthesis techniques of MOF-based composites that include MOF/carbon, MOF/metal oxide, MOF/conducting polymer, MOF-derived carbons, and multimetallic MOF composites.

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In this study, we introduce a rolled-up ring-shaped gastroretentive device, which enables controlled drug release via the radial position of a drug reservoir relative to its surface. The device was formed by rolling up a gelatin film, which was initially wrapped on the surface of an acrylic cylinder. Prior to rolling, a drug reservoir was formed at a predetermined position of the wrapped film.

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Background: Uterine fibroids are common benign tumors that can cause significant symptoms such as heavy bleeding, pelvic pain, and reproductive issues.

Objective: The aim of this study was to evaluate the clinical patterns, treatment modalities, and patient outcomes associated with uterine fibroids.

Methods: This retrospective study was conducted at DHQ Hospital Okara, Okara, Pakistan, from June 2024 to December 2024.

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Background: Sugars are not only important biomacromolecules that play vital roles in plant growth, development and environmental stress tolerance, but they also provide carbon skeletons for the synthesis of other macromolecules, such as proteins and nucleic acids. Sugar-related proteins play key roles in the movement of sugars from source tissues (such as leaves) to sink tissues (such as fruits), ultimately influencing fruit development. However, the evolutionary dynamics of this important sugar-related gene family in the Cucumis melo (C.

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Understanding the impact of different soil amendments on microbial communities and antibiotic resistance genes (ARGs) dissemination is crucial for optimizing agricultural practices and mitigating environmental risks. This study investigated the effects of different fertilizer regimes and biochar on plant-associated bacterial communities and ARGs dissemination. The biochar's structural and chemical characteristics were characterized using scanning electron microscopy (SEM) and Fourier-transform infrared (FTIR) spectroscopy, revealing a porous architecture with diverse functional groups.

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Purpose: Breast cancer brain metastasis remains a significant clinical problem. Mucins have been implicated in metastasis; however, whether they are also involved in breast cancer brain metastasis remains unknown. We queried databases of patients with brain metastasis and found mucin 5AC (MUC5AC) to be upregulated and therefore sought to define the role of MUC5AC in breast cancer brain metastasis.

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Green synthesized nanoparticles (NPs) are an eco-friendly and cost-effective approach to reduce heavy metal stress in plants. Among heavy metals, cadmium (Cd) possesses higher toxicity to the crops and ultimately reduces their growth and yield. The current study aims to evaluate the effectiveness of green synthesized SiONPs to reduce toxic effects of Cd in melon (Cucumis melo) by regulating physiological parameters, enhancing antioxidant enzyme activity, and modulating stress-related gene expression.

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The healthcare sector generates 8% of greenhouse gas emissions in the USA, of which gastrointestinal (GI) endoscopy is the third largest contributor. Single-use tools are a major contributor to modifiable waste generation during GI endoscopy. Through a quality improvement initiative, we aimed to reduce endoscopy waste by urging gastroenterologists to be mindful of tools used during polypectomies by avoiding using multiple tools.

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Reprogrammed glucose metabolism is considered as the hallmark of cancer with therapeutic implications. Phytocompounds have potential to inhibit cancer metabolism. Here, we tested the ability of Withaferin A (WA), a withanolide derived from Withania somnifera, in modulating cancer metabolism.

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Article Synopsis
  • Phosphorus deficiency significantly affects plant growth, and melon plants (Cucumis melo L.) have not been thoroughly studied for PHT1 gene family transporters that help with phosphate uptake.
  • The researchers identified seven CmPHT1 genes and found that gene expansion occurs through segmental and tandem duplications, with specific genes like CmPHT1;4 and CmPHT1;5 being closely related.
  • The study also discovered that various stresses influence the expression of these genes, which could help melons adapt to different environmental challenges, providing a basis for future research on their functions in related crops.
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Biogenic nanoparticle (NP), derived from plant sources, is gaining prominence as a viable, cost-effective, sustainable, and biocompatible alternative for mitigating the extensive environmental impact of arsenic on the interplay between plant-soil system. Herein, the impact of green synthesized zinc oxide nanoparticles (ZnONPs) was assessed on Catharanthus roseus root system-associated enzymes and their possible impact on microbiome niches (rhizocompartments) and overall plant performance under arsenic (As) gradients. The application of ZnONPs at different concentrations successfully modified the arsenic uptake in various plant parts, with the root arsenic levels increasing 1.

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King grass has been recognized as a potential phytoremediation plant species due to its high biomass and resistance to heavy metals (HMs). However, the possible impacts of cadmium (Cd) contamination on rhizocompartments' microbial activities in association with king grass have not been extensively explored. The utilization of 16S rRNA gene and ITS sequencing was carried out to examine alterations in the bacterial and fungal communities in the rhizosphere and rhizoplane of king grass in response to low and high Cd stress.

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To address the gap of extant literature and to assess employees' in-role and innovative performance, a model was developed and tested through organizational justice facets- procedural, distributive, and interactional justice with knowledge hiding facets, well-being facets and professional commitment. The purpose of the present research is to inspect the role of justice facets in shaping knowledge hiding behavior through optimistic role of well-being toward employee performance with the remedial role of professional commitment under the shadow of Psychological Ownership Knowledge Theory (POKT) and Social Exchange Theory (SET). For that persistence, present research acknowledged the practices and connotations of knowledge hiding because limited research is prevailed on the contrasting influence of knowledge hiding practice.

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The diagnosis of brain metastasis (BrM) has historically been a dooming diagnosis that is nothing less than a death sentence, with few treatment options for palliation or prolonging life. Among the few treatment options available, brain radiotherapy (RT) and surgical resection have been the backbone of therapy. Within the past couple of years, immunotherapy (IT), alone and in combination with traditional treatments, has emerged as a reckoning force to combat the spread of BrM and shrink tumor burden.

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Chemical contamination or nutrient pollution is concerning for health, environmental, and economic reasons. Ecofriendly surface modification of nanoparticles is a consistent challenge for agricultural purposes. In response to this environmental concern, CuO-NPs synthesized through biological method using green source and characterized for morphological and structural features through SEM (scanning electron microscope) and TEM (transmission electron microscope) spectroscopy.

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Microorganisms in the rhizosphere are crucial allies for plant stress tolerance. Recent research suggests that by interacting with the rhizosphere microbiome, microorganisms can aid in the revegetation of soils contaminated with heavy metal(loid)s (HMs). However, it is unknown that how Piriformospora indica influences the rhizosphere microbiome to mitigate arsenic-toxicity in arsenic-enriched environments.

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Background: Small cell lung cancer (SCLC) is an aggressive lung cancer subtype that is associated with high recurrence and poor prognosis. Due to lack of potential drug targets, SCLC patients have few therapeutic options. MicroRNAs (miRNAs) provide an interesting repertoire of therapeutic molecules; however, the identification of miRNAs regulating SCLC growth and metastasis and their precise regulatory mechanisms are not well understood.

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Brain metastasis (BrM) is a major threat to the survival of melanoma, breast, and lung cancer patients. Circulating tumor cells (CTCs) cross the blood-brain barrier (BBB) and sustain in the brain microenvironment. Genetic mutations and epigenetic modifications have been found to be critical in controlling key aspects of cancer metastasis.

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Phosphate (Pi) deficiency is a common phenomenon in agricultural production and limits plant growth. Recent work showed that long-term Pi deficiency caused the inhibition of photosynthesis and inefficient electron transport. However, the underlying mechanisms are still unknown.

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COVID-19 rapidly spread across the world, constituting a public health disaster unlike any other experienced in decades. The impact exerted on workplaces and their employees was dramatic, and an immense burden fell on healthcare provision globally. Along with "front-line" healthcare staff, sanitation workers at hospitals also had to cope with additional workloads, making them vulnerable to psychological trauma and affecting their quality of life at establishments.

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The unsettling fear of COVID-19 infections has caused a new trend in consumer behavior in the food and beverage industry. The unprecedented COVID-19 pandemic has shifted consumers' preferences from eat-in to online delivery. This research aims to measure the impact of consumers' motivation to protect themselves from contracting COVID-19, which explains why people switch from eat-in to online food delivery.

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This paper determines the effect of international remittances on the healthcare utilization of childbearing mothers in Pakistan using the Pakistan Social and Living Standards Measurement (PSLM) survey, 2018-19. The study reports a significant and positive effect of international remittances on the healthcare outcomes of childbearing mothers. Importantly, the remittance-receiving households have 0.

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