Publications by authors named "Surya Pratap Singh"

Background: Childhood obesity is a growing public health issue globally, including in India. Anthropometric measures such as body mass index (BMI), waist circumference, and skinfold thickness are commonly used to estimate body fat percentage (BF%), but their correlations with fat mass (FM) and fat mass index (FMI) are less emphasized. This study aimed to explore the relationships between anthropometric measurements and body fat indicators (BF%, FM, and FMI) in school-age children and obtain prediction equations for FM and FMI.

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Traditional glycosylation methods using thioglycosides often require harsh conditions or expensive metal catalysts. This study presents a more sustainable alternative by employing copper, an earth-abundant catalyst. We developed diazo-based thioglycoside donors that, through copper catalysis, undergo intramolecular activation to form glycosyl sulfonium ions, leading to the generation of oxocarbenium ions.

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Waste cooking oil is a major pollutant that contaminates terrestrial and aquatic bodies which is generated from household kitchens and eateries. The bioremediation of waste cooking oil (WCO) into microbial oil, also known as single microbial cell oil (SMCO), can be accomplished by oleaginous microbes. Conventional methods excel in SMCO analysis but lack efficacy for or lysis-free monitoring of nascent SMCO synthesis and turnover.

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Traditionally, (CA) has been reported to be a potent anti-filarial, however no reports are available detailing its mechanism of action against filarial parasites. In this study, we have evaluated the anti-filarial activity of CA against lymphatic filarial parasites using biochemical, proteomics and approaches. The motility and viability of the parasites decreased significantly after treatment with CA concentrations of ≥125 μg mL.

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  • Parkinson's disease is increasingly straining global healthcare, making it crucial to understand molecular mechanisms to create effective treatments.* ! -
  • The AKT and ERK pathways are vital for neuronal survival and interact with multiple signaling pathways, presenting a complex network that complicates treatment approaches.* ! -
  • This review examines these pathways' roles in disease progression and neuronal dysfunction, suggesting therapeutic targets by highlighting their interactions with stress responses, inflammation, and other cellular processes.* !
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  • Computational biology integrates computer science with biology to analyze complex biological data on a large scale and develop predictive models.* -
  • In the 21st century, computational resources and AI are crucial in biological sciences, aiding in drug design and vaccine development to enhance human and animal welfare.* -
  • This review article highlights key computational resources and AI tools in vaccine research while also addressing their applications and limitations in the development process.*
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The mode of action of antibiotics can be broadly classified as bacteriostatic and bactericidal. The bacteriostatic mode leads to the arrested growth of the cells, while the bacteriocidal mode causes cell death. In this work, we report the applicability of deuterium stable isotope probing (DSIP) in combination with Raman spectroscopy (Raman DSIP) for discriminating the mode of action of antibiotics at the community level.

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The therapeutic potential of chemically synthesized AuNPs has been demonstrated in various types of cancer. However, gold nanoparticles (AuNPs) synthesized using typical chemical methods have concerns regarding their environmental safety and adverse impact on human well-being. To overcome this issue, we used an environmentally friendly approach in which gold nanoparticles were synthesized using Moringa oleifera leaf extract (MLE).

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  • Epigenetics, particularly histone modifications like acetylation, plays a crucial role in understanding and treating neurodegenerative diseases such as Alzheimer’s, Parkinson’s, and Huntington’s.
  • Imbalances in enzymes like histone acetyltransferases (HATs) and histone deacetylases (HDACs) can negatively affect gene expression and neurophysiological functions.
  • Recent therapeutic approaches focus on HDAC inhibitors that enhance acetylation levels, aiming to improve memory formation and neuronal plasticity, although concerns about their target specificity remain.
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  • Sensing and visualization of metabolites are crucial for tracking their dynamics without harming samples, focusing on the shikimate pathway that synthesizes important aromatic compounds.
  • A new cost-effective method using stable isotope-coupled Raman spectroscopy and hyperspectral imaging has been developed to monitor this pathway.
  • This approach allows for localization and tracking of aromatic amino acids in different organisms, enhancing understanding of metabolite dynamics in various biological systems.
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A PdBi intermetallic compound (IMC) was photocatalytically deposited onto the gallium oxide (GaO) surface at room temperature. Conventional impregnation and reduction methods were difficult for the formation of the PdBi IMC on GaO, highlighting the importance of the photodeposition approach. The PdBi-loaded GaO photocatalyst exhibited 84% selectivity in methane-to-ethane conversion with hydrogen production in the presence of water vapour.

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Cold injury or frostbite is a common medical condition that causes serious clinical complications including sensory abnormalities and chronic pain ultimately affecting overall well-being. Opioids are the first-choice drug for the treatment of frostbite-induced chronic pain; however, their notable side effects, including sedation, motor incoordination, respiratory depression, and drug addiction, present substantial obstacle to their clinical utility. To address this challenge, we have exploited peripheral mu-opioid receptors as potential target for the treatment of frostbite-induced chronic pain.

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  • The study investigates the effectiveness of T1 mapping in diagnosing myocardial iron overload (MIO) in patients with thalassemia major, comparing it to the established T2* mapping technique.
  • A total of 103 patients were tested, showing that those with low T2* values (under 20ms) consistently had low T1 values, indicating a strong correlation between the two methods for diagnosing MIO.
  • T1 mapping provide high specificity and sensitivity, making it a reliable alternative diagnostic tool in settings where T2* may not be available or feasible.
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Furfuryl alcohol (FA) and other furanic compounds have garnered considerable attention in the quest for sustainable alternatives. FA-based resins have been used in various sectors that entail the release of FA into the environment. Hence, to ensure sustainability in this scenario, devising a dependable approach to its degradation is imperative.

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Global proteome changes in microbes affect the survival and overall production of commercially relevant metabolites through different bioprocesses. The existing methods to monitor proteome level changes are destructive in nature. Stable isotope probing (SIP) coupled with Raman spectroscopy is a relatively new approach for proteome analysis.

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The slumping level of estrogen and serotonin in menopausal women is directly associated with the occurrence of menopausal symptoms where, estrogen receptor-β (ERβ) and monoamine oxidase-A (MAO-A) are directly involved. The present investigation aimed for validation of promising plants traditionally used to alleviate menopausal symptoms with ERβ mediated MAO-A inhibition potential through disease-target network construction using Cytoscape plugins followed by molecular docking of phytomolecules through AutoDock vina. ADMET parameters of identified bioactive phytomolecules were analysed through swissADME and ProTox II.

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Oxidative stress and mitochondrial dysfunction are leading mechanisms that play a crucial role in the progression of Parkinson's disease (PD). shows a wide range of biological activities including immunomodulatory, antimicrobial, antioxidant, and anti-inflammatory properties. This study explored the neuroprotective activities of ethanolic extract (TCE) against Rotenone (ROT)-intoxicated Parkinsonian mice.

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Background Global developmental delay (GDD) is common and has a significant impact on affected children, families, and society. Understanding its etiology is crucial for management and prevention strategies. However, data on the etiological profile of GDD in developing countries are limited.

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An expeditious and regioselective approach towards the construction of a spiro-chroman motif is described. Quinone methides underwent a PTSA catalyzed annulation with 2-benzylidene dithiolanes to afford spiro-chroman dithiolanes in high yields. The synthetic versatility of the dithiolane motif was demonstrated by converting the adduct to coumarin, 3,4-dihydrocoumarin and chroman derivatives.

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Article Synopsis
  • Autophagy is a process that helps cells digest damaged proteins and organelles, and it may protect against Parkinson's disease by clearing misfolded proteins like α-synuclein from neurons.
  • The study examined the effects of curcumin on Parkinson's disease in mice, focusing on its ability to activate autophagy and the Nrf2-Keap1 pathway, which is involved in cellular defense mechanisms.
  • Results showed that curcumin improved motor skills, anti-oxidative activity, and mitochondrial function in mice, while also enhancing autophagy and normalizing the Nrf2-Keap1 pathway, suggesting curcumin's potential as a therapeutic agent for Parkinson's disease.
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Background: Animal models for drug discovery and development in Parkinson 's disease have played an important role in the characterization of the pathophysiology of diseases and associated mechanisms of injury, drug target identification, and evaluation of novel therapeutic agents for toxicity/ safety, pharmacokinetics, pharmacodynamics, and efficacy.

Objective: The review is intended to reform the scope, advantages, and limitations of various Parkinson's Disease models and their scope in translational research. The lack of a gold standard for PD animal models presents a major challenge in devising a validation system.

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  • Parkinson's disease (PD) is characterized by increased oxidative stress, mitochondrial dysfunction, and the aggregation of α-synuclein, leading to the death of dopamine-producing neurons.
  • Downregulation of neurotrophic factors like BDNF contributes to PD progression, and maintaining the balance of related signaling pathways could help delay the disease.
  • Oleuropein (OLE), a compound from olive leaves, shows potential as a neuroprotective treatment in PD by improving motor function and regulating key signaling proteins in a mouse model induced by the insecticide rotenone.
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Paragangliomas of the head and neck can arise in many locations along the carotid sheath and middle ear. A hypervascular tumor in relation to the major cervical vessels can be either a carotid body tumor or vagal paraganglioma. Carotid bifurcation separation is a characteristic feature of carotid body tumours.

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