Publications by authors named "Debaaditya Mukhopadhyay"

Deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) sequence compressors for novel species frequently face challenges when processing wide-scale raw, FASTA, or multi-FASTA structured data. For years, molecular sequence databases have favored the widely used general-purpose Gzip and Zstd compressors. The absence of sequence-specific characteristics in these encoders results in subpar performance, and their use depends on time-consuming parameter adjustments.

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An in-depth understanding of carbon dynamics and ecosystem productivity is essential for conservation and management of different ecosystems. Ecosystem dynamics and carbon budget are assessed by estimating net ecosystem production (NEP) across different global ecosystems. An ecological productivity assessment of forest and floating meadow ecosystems in Keibul Lamjao National Park (KLNP), Manipur, North East India, was conducted using the multi-criteria decision-making process namely, gray relational analysis (GRA).

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Dengue virus (DENV) is transmitted by genus mosquitoes and is responsible for dengue fever (DF) and other severe diseases, posing a significant challenge to the global health system. Currently, anti-dengue pharmacological treatment options are not available. Earlier, we demonstrated that Sinococuline has potent anti-dengue activity and prevents virus infection.

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Burkholderia pseudomallei, the causative agent of melioidosis, is intrinsically resistant to multiple classes of antibiotics and primarily affects immunocompromised individuals, such as those with poorly controlled diabetes or malignancies. In this case, a 58-y-old female farmer with poorly controlled diabetes (HbA1c of 11.4%), metastatic breast cancer with chemotherapy-induced pancytopenia and disseminated melioidosis showed no improvement despite receiving antibiotics and supportive care.

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Article Synopsis
  • DNA methylation is a crucial epigenetic mark that influences gene expression in plants, playing a significant role in their development and response to environmental challenges.
  • The study utilizes bibliometric science mapping to analyze current research trends regarding DNA methylation in wheat, aiming to understand its mechanisms and effects on gene regulation throughout the plant's genome.
  • The findings highlight the importance of DNA methylation in wheat’s growth stages and its response to stress, suggesting its potential to enhance breeding programs for creating more resilient wheat varieties.
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Synthesis of the tetrasaccharide repeating unit of the O-polysaccharide from Halomonas fontilapidosi KR26 was accomplished through a convergent [2 + 2]-block strategy using rationally protected monosaccharide synthons derived from commercially available sugars. The target tetrasaccharide was synthesized in the form of its 2-azidoethyl glycoside to ensure further conjugation with specific aglycons without hampering the reducing end stereochemistry. Use of only acyl/aryl protecting groups was targeted to keep the terminal azido-group intact for the utilization of "Click chemistry" for further conjugations.

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Panel of known genetic mutations (SPINK1, PRSS1, PRSS2, CTRC, and CFTR) in patients with Fibrocalcific pancreatic diabetes (FCPD)compared to Type 2 Diabetes (T2DM) and healthy controls with emphasis on SPINK1 (N34S) mutations. Whole blood samples were used to detect mutations by PCR followed by Sanger sequencing. In-silico analysis of N34S performed, to explore role in pathogenesis.

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Background & objectives Surgical site infections (SSIs) are among the most prevalent healthcare-associated infections (HCAIs). They cause significant morbidity, leading to excess health expenditures and increased length of hospital stay. Despite a high population burden, data on post-discharge SSIs is lacking from low-and middle-income countries (LMICs).

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The continued prevalence of drug-resistant Mycobacterium tuberculosis (Mtb) strains, particularly against first-line antitubercular (anti-TB) drugs, presents an impending public health threat that necessitates the exploration and development of New Chemical Entities (NCEs). In search of new anti-TB leads, a library of ethyl 5-(1-benzyl-1H-indol-5-yl)isoxazole-3-carboxylates were generated through a strategy of scaffold hopping from the proven isoxazole-3-carboxylate-based anti-TB pharmacophore. We evaluated their antibacterial potential against a panel of pathogenic bacteria and MtbH37Rv strains.

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The spread of antimicrobial resistance (AMR) poses global health threats, with wastewater treatment plants (WWTPs) as hotspots for its development. Horizontal gene transfer facilitates acquisition of resistance genes, particularly through integrons in . Our study investigates isolates from hospital and municipal WWTPs, focusing on integrons, their temporal correlation and phenotypic and molecular characterization of AMR.

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Introduction: Ralstonia pickettii is a non-fermenting gram-negative bacillus rarely associated with hospital-acquired infections. The study aimed to characterise the clinical profile and outcomes of R. pickettii bacteremia cases.

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Background: Long-acting beta2-agonists (LABA) in combination with inhaled corticosteroids (ICS) are commonly used to treat asthma, however, some children lack response to the addition of LABA. This might be partially due to the presence of the Arg16Gly polymorphism, encoded by rs1042713 G>A in the ADRB2 gene. Carrying the A allele (Arg16) at this variant has been associated with an increased risk of exacerbations despite LABA treatment.

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Cancer is a deadly disease with complex pathophysiological nature and is the leading cause of death worldwide. Traditional diagnosis methods often detect cancer at a considerably critical stage and the conventional methods of treatment like chemotherapy, radiation therapy, targeted therapy, and immunotherapy have several limitations, multidrug resistance, cytotoxicity, and lack of specificity are a few examples. These pose substantial challenge for effective and favourable cancer treatment.

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Acute encephalitis syndrome (AES) presents with the onset of fever, altered sensorium and/or seizures, known to be caused by various infectious and non-infectious aetiological agents, among which viruses are the commonest. The severity of AES prompts rapid diagnosis, which is not met by time-consuming conventional diagnostic techniques. In this study, archived cerebrospinal fluid samples of laboratory-confirmed viral AES, an acute infectious condition and Guillain-Barré Syndrome (GBS), a post-infectious, autoimmune condition was assessed for soluble membrane attack complex (sMAC) using ELISA.

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Background/aim: Overweight and obesity (OAO) is a major and growing public health crisis in the world. There is convincing medical evidence that caloric overconsumption, rather than lack of exercise, is the primary driver of OAO.

Methods: In this translation piece, we summarise our programme of research on laypeople's beliefs about the primary cause of OAO, the origins of these beliefs and implications for clinicians and leadership in healthcare organisations.

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Dental enamel is subjected to a lifetime of de- and re-mineralization cycles in the oral environment, the cumulative effects of which cause embrittlement with age. However, the understanding of atomic scale mechanisms of dental enamel aging is still at its infancy, particularly regarding where compositional differences occur in the hydroxyapatite nanocrystals and what underlying mechanisms might be responsible. Here, we use atom probe tomography to compare enamel from a young (22 years old) and a senior (56 years old) adult donor tooth.

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Non-syndromic orofacial clefts (NSOC) are common craniofacial birth defects, and result from both genetic and environmental factors. NSOC include three major sub-phenotypes: non-syndromic cleft lip with palate (NSCLP), non-syndromic cleft lip only (NSCLO) and non-syndromic cleft palate only (NSCPO), NSCLP and NSCLO are also sometimes grouped as non-syndromic cleft lip with or without cleft palate (NSCL/P) based on epidemiology. Currently known loci only explain a limited proportion of the heritability of NSOC.

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Purpose: To characterize private equity (PE) acquisition of ophthalmology and optometry practices and compare procedural utilization before and after acquisition.

Methods: Ophthalmologists and optometrists in practices acquired from 2012 to 2016 were identified and characterized using an internet archive with an additional search in 2017 to characterize doctor turnover. United States Census Bureau and Internal Revenue Service Data were used to determine population health insurance and adjusted gross income (AGI).

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Objective: This meta-analysis aimed to robustly estimate differences in attention-deficit/hyperactivity disorder (ADHD) symptoms between children and adolescents with and without neurofibromatosis type 1 (NF1).

Method: Systematic literature searches were conducted in Scopus, PsycINFO, Web of Science, PubMed, and ProQuest in September 2022 with a supplemental search conducted in Google Scholar in February 2023. The searches identified 2153 unique articles.

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High ambient heat can directly influence blood pressure (BP) through the vasodilation of the skin vasculature and indirectly by affecting urinary volume and electrolyte levels. We evaluated the direct and urine electrolyte-mediated effects of ambient temperature on BP. We pooled 5,624 person-visit data from a community-based stepped-wedge randomized control trial in southwest coastal Bangladesh from December 2016 to May 2017.

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Hypertension is one of the most prevalent NCDs in the world. Its prevalence is especially high among the elderly, a demographic group on the rise in low and middle income countries. Extant medical literature calls for early detection to prevent aggravation of problems when old.

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Brain neurons utilize the primary cilium as a privileged compartment to detect and respond to extracellular ligands such as Sonic hedgehog (SHH). However, cilia in cerebellar granule cell (GC) neurons disassemble during differentiation through ultrastructurally unique intermediates, a process we refer to as cilia deconstruction. In addition, mature neurons do not reciliate despite having docked centrioles.

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Introduction Leptospirosis is a zoonotic infection caused by bacteria, which is reemerging in various regions and often poses a diagnostic challenge due to its nonspecific symptoms. While most infections are mild, severe cases occur in 5-10% of patients and are associated with high mortality, especially in areas with poor sanitation and urbanization. This study aims to investigate the association of specific parameters with leptospirosis diagnosis using a machine learning model and geographic mapping tools to identify spatial patterns and high-risk areas for the disease.

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Understanding molecular motifs that can interfere with amyloid fibrillation through non-covalent interactions is essential for addressing abnormal protein aggregation and associated human diseases. The pursuit of efficient diagnostic and treatment approaches for Alzheimer's disease (AD) has resulted in the development of M8HQ, a multifaceted small molecule turn-on probe derived from 8-hydroxyquinoline with versatile capabilities. M8HQ shows a strong affinity for amyloid beta (Aβ) fibrils, and its ability to target lysosomes enhances therapeutic precision by localizing within these organelles.

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