Publications by authors named "Murugan T"

Background: Definite history is not always present in children with foreign body aspiration (FBA), hence necessitating a high index of suspicion.

Objective: To assess the predictive value of clinico-radiological variables among children presenting with features of suspected FBA and to document their course in a tertiary care teaching hospital.

Materials And Methods: In this retrospective observational study, we included children aged below 15 years presenting with clinical features of suspected FBA.

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Article Synopsis
  • - The study aimed to improve mutant induction in Kinnow mandarin using a specialized system involving plant bio-regulators and a suspension-based method, determining effective doses for gamma radiation and EMS to induce mutations.
  • - Results showed that exposure to 100 Gy of gamma radiation or 0.1% EMS for 3 hours significantly decreased various measures of embryogenesis and plant growth compared to controls, indicating the impact of these treatments on plant development.
  • - Molecular markers confirmed mutations in the regenerants from both treatments, suggesting a successful in vitro mutagenesis protocol for creating solid mutants in citrus species.
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Objectives: No article on serum lipids in ankylosing spondylitis (AS) and control subjects has been reported from USA. The primary aim of this study was to determine if any difference occurred in serum lipid levels in AS and control rheumatic disorders in two time periods, 1978-98 and 2000-10. The secondary aim was to investigate variables associated with lipid levels and if a difference was found between AS and control disorders.

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With its exponential growth, the Internet of Things (IoT) has produced unprecedented levels of connectivity and data. Anomaly detection is a security feature that identifies instances in which system behavior deviates from the expected norm, facilitating the prompt identification and resolution of anomalies. When AI and the IoT are combined, anomaly detection becomes more effective, enhancing the reliability, efficacy, and integrity of IoT systems.

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Objective: To examine the association between the performance of mapping biopsies and surgical outcomes postexcision of extramammary Paget's disease (EMPD).

Background: Primary EMPD is a rare entity associated with poorly defined surgical margins and difficult-to-access sites of lesions. Surgical resection with clear margins remains the preferred management method.

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Benthic foraminifera are unicellular eukaryotic protists that construct an organic, agglutinated, or calcareous test wall. Although single-chambered (monothalamous) foraminifera are ubiquitous in marine habitats worldwide, they are poorly known compared to their multi-chambered relatives, notably from the tropical marine environments of India. In this study, we describe two new species of marine monothalamid genus Psammophaga Arnold, 1982, from the Rajapuri Creek, coastal Maharashtra, India (Arabian Sea).

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Objectives: Advanced molecular diagnostic methods like real-time polymerase chain reaction (PCR) play a vital role in the early recognition of viral infections, including the coronavirus disease 2019 (COVID-19). Therefore, in the context of the recent COVID-19 pandemic, this study aimed to determine the correlation of cycle threshold (Ct) values with symptoms in COVID-19-positive patients.

Materials And Methods: A retrospective study was conducted in a virus research diagnostic laboratory (VRDL) at a COVID-19-dedicated tertiary care hospital in South India.

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Background: Most centers in developing countries prefer chelation therapy with D-penicillamine for the management of Wilson's disease (WD) because of its easy availability and affordability. Neurological worsening following treatment with D-penicillamine is not uncommon. However, there is a paucity of Indian data on the incidence of neurological worsening in children and adolescents with WD following chelation therapy.

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Background: A 328-nucleotide variant of citrus bent leaf viroid (CBLVd) was characterized by citrus varieties in Malaysia. After the first report in Malaysia, the emerging CBLVd was detected in five citrus species, namely Citrofortunella microcarpa, Citrus aurantifolia, Citrus hystrix, Citrus maxima, and Citrus sinensis.

Methods And Results: CBLVd was detected in 23 out of 133 symptomatic samples through RT-PCR.

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Gingival recession predisposes to functional and aesthetic concerns, for which many surgical procedures are available. Among these, till now subepithelial connective graft is considered as the gold standard technique for its higher predictability of achieving recession coverage. However, it does not heal by new attachment, thus many techniques to promote new attachment such as root biomodification are done.

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Three Ru(II)-DMSO complexes (1-3) containing 2-(3-pyrazolyl)pyridine (PzPy), 2-pyrazol-3-ylfuran (PzO), or 2-pyrazol-3-ylthiophene (PzS) ligand, were synthesized and characterized. The monodentate coordination of the heterocyclic pyrazolyl ligand (Pz) with Ru(II) ion via N atom was confirmed by single crystal X-ray diffraction. Complex 1 could be converted to the known η-bidentate Pz complex cis(Cl), cis(S)-[RuCl(Pz)(DMSO)] (4) under reflux conditions.

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Background: Head circumference (HC) measurement is routinely not performed in early childhood and there is conflicting information about its utility in literature. The current study analyses the association between HC at two years of age and cognition at two and five years of age.

Methods: A community based birth-cohort recruited between 2010 and 2012 was followed up till five years of age in an urban slum in Vellore, India.

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Lung cancer is the leading type of cancer worldwide today. Kinases play a crucial role in mediating the signaling pathways, and it directs to control several necessary cellular processes. Conversely, the deregulation of tyrosine kinases leads to oncogenic conversion, uncontrolled cell proliferation and tumorigenesis.

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Comprehensive genomic profiling is expected to revolutionize cancer therapy. c-Met signaling is responsible for tumorigenesis in various cancers. In this prospective, we present the prevalence of c-Met mutations and copy number alterations across various solid tumors.

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A mission for fast advancement has constrained us to unpredictably tap various natural assets. The reckless utilisation of fossil fuels led unmanageable wastes which have greatly affected our health and environment. Endeavours to address these difficulties have conveyed to the frontal area certain creative natural solutions particularly the utilisation of microbial digestion systems.

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Green synthesis of silver nanoparticle (SNPs) has gained considerable attention in nano-biotechnology and nano-medicine owing their potency and eco-friendliness. In this, we account the exopolysaccharide and its mediated synthesis of SNPs and their biological activities. Exopolysaccharide of the Streptomyces violaceus composed of total carbohydrate (61.

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Background: Acute undifferentiated febrile illness (AUFI) may have similar clinical presentation, and the etiology is varied and region specific.

Materials And Methods: This prospective observational study was conducted in a tertiary hospital in South India. All adult patients presenting with AUFI of 3-14 days duration were evaluated for etiology, and the differences in presentation and outcome were analyzed.

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Plants produce a wide variety of phytochemical constituents, which are secondary metabolites and are used either directly or indirectly in the pharmaceutical industry. 'For centuries, man has effectively used various components of plants or their extracts for the treatment of many diseases, including bacterial infections. In the present study methanol, chloroform and aqueous extracts of Cassia auriculata leaf were subjected for antimicrobial activity by well-diffusion method against six bacterial strains namely Bacillus cereus, Staphylococcus aureus, Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa and Proteus mirabilis.

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The oral cavity harbors a diverse array of bacterial species. There are more than 600 species that colonize in the oral cavity. These include a lot of organisms that are not commonly known to reside in the gastrointestinal (GI) tract and also are more familiar: Lactobacillus acidophilus, Lactobacillus casei, Lactobacillus fermentum, Lactobacillus plantarum, Lactobacillus rhamnosus, and Lactobacillus salivarius.

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Periodontal disease susceptible group present advanced periodontal breakdown even though they achieve a high standard of oral hygiene. Various destructive enzymes and inflammatory mediators are involved in destruction. These are elevated in case of periodontal destruction.

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Developmental grooves are not rare and often appear on maxillary lateral and central incisors and are an important predisposing factor to localized periodontal disease. Various techniques have been adopted to eliminate the groove and regenerate lost periodontium. This report of two cases describes the technique of using the local drug delivery system with chlorehexidine and the guided tissue regeneration (GTR) to control the disease progression and regeneration.

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Background: Insomnia and obstructive sleep apnea (OSA) are the two most common sleep disorders. Studies have shown that complaints of insomnia are prevalent among sleep clinic patients evaluated for OSA. Less is known about the gender and ethnic variations in this association.

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Aim: To characterize and identify Photobacterium damselae ssp. damselae present in black gill diseased Penaeus monodon collected from east coast of India.

Methods And Results: Photobacterium damselae ssp.

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Aims: Construction of a recombinant vector that expresses VP292 protein of white spot syndrome virus (WSSV) and to exploit the possibility of obtaining the vaccine conferring protection against WSSV infection in shrimps.

Methods And Results: VP292 protein of WSSV was amplified from WSSV genomic DNA by PCR. The target 814 bp amplified product specific for VP292 protein was inserted in to pQE30 expression vector.

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