Publications by authors named "Kumar Naresh"

Introduction: Very low-dose prophylaxis of antihemophilic factor (AHF) in hemophilia involves administration of minimal amounts of clotting factor concentrates, typically below standard doses, to maintain baseline levels and reduce bleeding episodes. This method uses smaller, more frequent doses to balance bleeding prevention and cost-effectiveness. Close monitoring ensures adequate protection while avoiding overtreatment, offering a tailored, cost-effective approach to improve the quality of life (QoL) of the hemophiliacs.

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  • A gram-negative bacterium commonly found in the environment can lead to severe pneumonia and is linked to cardiovascular complications in hospitalized patients with pneumonia, yet the exact cause of this cardiac dysfunction remains unclear.
  • Recent research shows that lung infection causes significant heart issues, but it's not just the overall inflammation that leads to these problems; specific factors from infected immune cells play a key role.
  • Exosomes and outer membrane vesicles (OMVs) released during infection have been identified as major contributors to heart problems, with bacterial proteins within them causing contractile dysfunction in heart cells.
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Drought indices are imperative for determining the occurrence and impact of drought on crop production and society. Selecting appropriate indices to comprehensively assess the stress conditions is critical to analyze their effects on crops. The current study focuses on a comparative analysis of various indicators including the Standardized Precipitation Index (SPI), Standardized Water level Index (SWI), Standardized Reservoir Level Index (SRLI), Moderate Resolution Imaging Spectroradiometer (MODIS) Normalized Difference Vegetation Index (NDVI), NDVI Anomaly, Vegetation Condition Index (VCI), and Evaporative Stress Index (ESI).

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Background: Chronic kidney disease (CKD) is a global public health burden with significantly increasing mortality. Chronic kidney disease leads to various complications, including anemia, cardiovascular complications, salt and water retention, metabolic acidosis, electrolyte disorders, and chronic kidney disease-mineral and bone disorder (CKD-MBD), amongst which CKD-MBD is a particularly important complication that develops early.

Materials And Methods: In the present study, various biochemical analytes were assessed for their significance in monitoring the CKD-MBD in different stages of CKD.

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Intracanal medicaments are an important adjunct to the effective disinfection of the root canal system. However, conventional intracanal medicaments do not provide adequate protection against , which is the organism of interest in many cases of root canal failures. This study aimed to evaluate the influence of biosynthesized calcium oxide nanoparticles (CaO NPs) on the antibacterial activity, pH, microleakage and cytotoxicity of intracanal medicaments.

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Background: Poor sperm motility leading to male infertility has become a profound crisis to be addressed in this contemporary era. In many cases, the origin of poor sperm motility remains unexplained. Few studies reported the indispensable role of sperm-specific glyceraldehyde 3-phosphate dehydrogenase (GAPDHS) in sperm motility, however, studies on GAPDHS are severely confined.

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Background: Recently, atmospheric non-thermal plasma jet-treated medium (PTM) has been recognized as a novel strategy in cancer therapy and lymphocyte activation. However, PTM has limitations in inducing a robust antitumor-immune response. This study demonstrated that PTM treatment inhibited tumor progression by activating dendritic cells (DCs).

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Aim: Previous studies have demonstrated that contact lenses coated with the antimicrobial cationic peptide Mel4, a derivative of melimine, can reduce the occurrence of keratitis. However, the antimicrobial activity of Mel4 weakened over time due to its susceptibility to proteolytic degradation. Oligo-N-substituted glycine peptoids such as TM5 and TM18 possess antimicrobial properties and are resistant to proteolytic breakdown.

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Background: Metastatic spine tumor surgery (MSTS) is an important treatment modality of metastatic spinal disease (MSD). Open spine surgery (OSS) was previously the gold standard of treatment till the early 2010s. However, advancements in MSTS in recent years have led to the advent of minimally invasive spinal surgery (MISS) techniques for the treatment of MSD.

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Background Context: Secure institutional large language models (LLM) could reduce the burden of noninterpretative tasks for radiologists.

Purpose: Assess the utility of a secure institutional LLM for MRI spine request form enhancement and auto-protocoling.

Study Design/setting: Retrospective study conducted from December 2023 to February 2024, including patients with clinical entries accessible on the electronic medical record (EMR).

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Background: For a decade, the topic of self-diagnosis and self-medication has gained significant attention due to the widespread availability of information on the internet and over-the-counter medication. This research explores the rational considerations behind individuals' self-diagnosis and self-medication practices. Our main objective is to find out the frequency of self-diagnosis and self-medication in the general population and its associated risks and benefits.

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Background: Titanium has been the conventional implant material of choice for fixation in both primary and metastatic spine tumor surgeries (MSTS). However, these implants result in artifact generation during postoperative computed tomography or magnetic resonance imaging, resulting in poor planning of radiotherapy (RT) and suboptimal tumor surveillance. Carbon fiber-reinforced polyetheretherketone (CFR-PEEK) implants have gained momentum for instrumentation in MSTS due to their radiolucent properties.

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Perfluorooctanoic acid (PFOA) including linear and branched isomers is one of only three PFAS included in the Stockholm convention on Persistent Organic Pollutants. Unfortunately, PFOA branched isomers have received less attention than the linear due to analytical difficulties and perceived lower environmental concentrations. In this study, we revealed a environmentally relevant pathway for the formation of branched PFOA from PFAS precursors.

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Background: The aim of our study is to establish whether the bone graft harvested and stored in the surgical wound by our novel technique is safe, reproducible and preserves the viability of the graft. In doing so, it promises successful bony fusion in spine and orthopaedic surgeries.

Methods: A prospective clinical case series was conducted for autogenous bone graft storage in complex spine surgeries requiring staged procedures, in resource constrained settings.

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  • SecureVision is a deepfake detection system designed to combat manipulated media, aiming to protect public trust and cybersecurity.
  • It uses a combination of big data analytics and deep learning algorithms with a multi-modal analysis approach, allowing it to detect changes in both audio and visual content effectively.
  • The system is flexible and efficient due to its use of large datasets and self-supervised learning, setting a new standard for privacy and security in response to the rise of digital deception.
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  • - This study compares 5-year radiological outcomes of lumbar spinal decompression surgery with and without interlaminar devices (ILD) in patients with symptomatic lumbar spinal stenosis (LSS).
  • - A total of 94 patients participated, split into two groups: 39 patients who received ILD (D + ILD) and 55 who underwent standard decompression (DA).
  • - Results showed no significant differences in overall spinal balance or lordosis between the two groups; however, the D + ILD group experienced notable increases in anterior and posterior disc height and foraminal height compared to the DA group.
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  • A deep learning model was developed to detect and classify cervical cord signal abnormalities, spinal canal, and neural foraminal stenosis on MRI, aimed at improving reporting efficiency and consistency for cervical spondylosis.
  • The study analyzed 504 cervical spine MRIs from a patient sample with a mean age of 58, using 90% for training and 10% for internal testing, with additional external testing on another 100 MRIs.
  • Results showed the DL model achieved substantial agreement with human readers, outperforming them in classifying spinal canal and foraminal stenosis, and exhibited a high recall of 92.3% for cord signal abnormalities, demonstrating its potential effectiveness in clinical practice.
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In this study, we investigate the impact of deuteration on the formation of phase-separated domains in supported lipid monolayers using hyperspectral Tip-Enhanced Raman Spectroscopy (TERS) imaging. The intricate organization of biological membranes plays a crucial role in cellular functions. Various factors that influence domain formation have been identified in previous studies such as lipid tail length and cholesterol concentration.

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Background: Sustainable crop production along with best nutrient use efficiency is the key indicator of smart agriculture. Foliar application of plant nutrients can complement soil fertilization with improved nutrient uptake, translocation and utilization. Recent developments in slow releasing, nano-fertilizers in agriculture, begins a new era for sustainable use and management of natural resources.

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This investigation reports the polyphasic characterization of six cyanobacterial strains that were isolated from Basantgarh village of district Udhampur in the union territory of Jammu and Kashmir, India. Morphological examination of the isolated strains indicated that the strains are members of the genus Nostoc or its morphotypes. Phylogenetic analyses using the 16S rRNA gene showed that five strains clustered in the Nostoc sensu stricto clade, whereas one strain clustered in the Desmonostoc clade.

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  • Wastewater can help scientists understand public health by showing how germs and viruses are present in communities over time and space.
  • Researchers studied wastewater in Miami Dade County from 2020 to 2022 to track different viruses and bacteria, linking them to COVID-19 cases in hospitals and universities.
  • They found harmful germs and bacteria in the water, showing connections between wastewater, human health, and the use of antibiotics, which can help improve public health decisions in the future.
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Diagnostic imaging, particularly MRI, plays a key role in the evaluation of many spine pathologies. Recent progress in artificial intelligence and its subset, machine learning, has led to many applications within spine MRI, which we sought to examine in this review. A literature search of the major databases (PubMed, MEDLINE, Web of Science, ClinicalTrials.

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Tetrahydroquinolines are key structures in a variety of natural products with diverse pharmacological utilities and other applications. A series of 3,4-diaryl-5,7-dimethoxy-1,2,3,4-tetrahydroquinolines were synthesized in good yield by reacting 3-aryl-5,7-dimethoxy-2,3-dihydroquinolin-4-ones with different Grignard reagents followed by the dehydration of the intermediate phenolic compounds. Subsequent reduction and deprotection were carried out to achieve the desired tetrahydroquinolone moiety.

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