Publications by authors named "Pushpendra Kumar"

Gastrointestinal tract-related cancers pose a significant health burden, with high mortality rates. In order to detect the anomalies of the gastrointestinal tract that may progress to cancer, a video capsule endoscopy procedure is employed. The number of video capsule endoscopic ( ) images produced per examination is enormous, which necessitates hours of analysis by clinicians.

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The aim of this study is to explore and evaluate recent innovations in drug delivery systems (DDS) for biologics, focusing on enhancing stability and targeted delivery to improve the efficacy and safety of next-generation therapeutics. The most recent developments in a variety of DDS, such as nanoparticles, microneedles, hydrogels, and biodegradable polymers, were examined in depth. Information from peer-audited diaries, clinical preliminaries, and mechanical reports were blended to survey the presentation of these frameworks concerning dependability, designated conveyance, patient consistence, and controlled discharge.

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This study means to investigate the capability of pharmacogenetics which can customize drug treatment through altered treatment of male genetic profiles. We finished hereditary profiling utilizing cutting edge sequencing (NGS) to figure out the key hereditary varieties that impact the medications metabolic adequacy and security. Patients were checked for a very long time to evaluate clinical results including ADRs and general wellness.

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Plants are crucial medicinal resources, with 80 % of people relying on them for primary healthcare. The search for natural antiviral compounds is increasing, especially in semi-arid ecosystems where abiotic stress promotes the production of beneficial secondary metabolites. This review highlights semi-arid plants with the potential as functional foods to combat viral diseases and other illnesses.

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Article Synopsis
  • Short-term results of total knee arthroplasty (TKA) are well-studied, but there's a need for long-term assessments of patient well-being post-surgery.
  • A retrospective study evaluated functional outcomes and quality of life (QoL) in TKA patients over 10 years using patient-reported measures and objective assessments.
  • Results show significant and lasting improvements in functional parameters and QoL, indicating TKA's effectiveness for patients with advanced knee arthritis.
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High-voltage LiNiMnO (LNMO) cathodes suffer from severe capacity degradation during long-term cycling due the manganese dissolution and their high operating voltage (∼4.95 V), which pose serious challenges at the surface or interface. Moreover, both traditional ion-doping and passivation layer coating are difficult to apply consistently to LNMO cathode because of their complicated procedures, especially in large-scale production.

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Electrolyte solvation chemistry regulated by lithium salts, solvents, and additives has garnered significant attention since it is the most effective strategy for designing high-performance electrolytes in lithium-ion batteries (LIBs). However, achieving a delicate balance is a persistent challenge, given that excessively strong or weak Li-solvent coordination markedly undermines electrolyte properties, including thermodynamic redox stability and Li-desolvation kinetics, limiting the practical applications. Herein, we elucidate the crucial influence of solvent-solvent interactions in modulating the Li-solvation structure to enhance electrolyte thermodynamic and kinetic properties.

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Ferroelectric BaBiTiO was prepared using solid-state calcination at 950 °C for four hours. X-ray diffraction, Raman spectroscopy, and X-ray photoelectron spectroscopy were utilized to understand its microstructure and other structural aspects. Particle size was around < 1.

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The quest for materials with non-collinear magnetic structures has been driven by their unique properties and potential applications in advanced spintronics and data storage technologies. In this study, we investigate the induction of a non-collinear conical state in BaFeO (M-type) nanocrystal fibers through the substitution of Fe ions with diamagnetic Sc ions. This substitution introduces an additional parameter for tuning the magnetic structure and allows precise control over the substitution amount.

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Lithium metal batteries utilizing lithium metal as the anode can achieve a greater energy density. However, it remains challenging to improve low-temperature performance and fast-charging features. Herein, we introduce an electrolyte solvation chemistry strategy to regulate the properties of ethylene carbonate (EC)-based electrolytes through intermolecular interactions, utilizing weakly solvated fluoroethylene carbonate (FEC) to replace EC, and incorporating the low-melting-point solvent 1,2-difluorobenzene (2FB) as a diluent.

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Article Synopsis
  • Scientists studied a material called FeGaTe, which behaves like a magnet, to understand how it changes when heated and exposed to magnetic fields.
  • They found that at around 355 K, FeGaTe switches from being a paramagnet (not magnetic) to a ferromagnet (magnetic) and used different methods to analyze this change and got specific numerical values, called critical exponents, that help explain its behavior.
  • The researchers also discovered that under low magnetic fields, the material behaves differently, suggesting some unique changes in how its magnetic parts interact, and additional techniques were used to look deeper into the magnetic properties of different parts of the material.
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Textile industry dye effluent contains a mixture of different kinds of dyes. Many times, photocatalysis is targeted as a solution for the treatment of dye effluent from the textile industry. Many researches have been published related to the photocatalysis of single textile dyes but in the real-world scenario, effluent is a mixture of dyes.

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With the discovery of CRISPR-Cas9, drug development and precision medicine have undergone a major change. This review article looks at the new ways that CRISPR-based therapies are being used and how they are changing the way medicine is done. CRISPR technology's ability to precisely and flexibly edit genes has opened up new ways to find, validate, and develop drug targets.

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This paper investigated the electronic properties and photoresponse of two-dimensional SnX(X = Cl, Br, I) monolayer binary materials using computational techniques. The calculated band structure and density of states indicate that these are large band gap semiconducting materials with an indirect band gap. The studied chemical bonding mechanism shows the existence of the hybrid bonding of ionic and covalent bonds in these dihalide materials.

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We present a temperature-dependent intensity modulated two-photon excited fluorescence microscopy technique that enables high-resolution quantitative mapping of charge carrier dynamics in perovskite microcrystal film. By disentangling the emission into harmonics of the excitation modulation frequency, we analyze the first and second order charge carrier recombination processes, including potential accumulation effects. Our approach allows for a quantitative comparison of different emission channels at a micrometer resolution.

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Lipid nanoparticles (LNPs) are spherical vesicles composed of ionizable lipids that are neutral at physiological pH. Despite their benefits, unmodified LNP drug delivery systems have substantial drawbacks, including a lack of targeted selectivity, a short blood circulation period, and in vivo instability. lipid-polymer hybrid nanoparticles (LPHNPs) are the next generation of nanoparticles, having the combined benefits of polymeric nanoparticles and liposomes.

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Article Synopsis
  • - The study focuses on developing a SYBR Green qPCR method to analyze the primary sex ratio of boar sperm and investigates various factors influencing it, such as genetic group and processing techniques.
  • - Findings indicate that genetic background significantly impacts the sex ratio, particularly showing that the swim-up technique effectively enriches the frequency of X sperm, while other methods like Percoll did not yield significant changes.
  • - The qPCR method is noted for its simplicity and efficiency, making it accessible for laboratories without requiring advanced technology, with the swim-up method showing promise for X sperm enrichment with further validation.
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Soft robotics is an emerging area of research due to its safe interaction with humans; it also has exciting applications, such as wearable soft medical devices for rehabilitation, prosthetics, etc. Soft robots require soft actuators for performing desired movements, including bending, expansion, contraction, and twisting. This work focuses on bending-type multi-chambered extra-soft actuators actuated by pneumatic pressure.

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This study focuses on analyzing the poling effect of BaBiTiO (BBT) on the basis of photo and piezo-catalysis performance. BBT powder is prepared via a solid state reaction followed by calcination at 950 °C for 4 h. BBT is characterized by an X-ray diffractometer, scanning electron microscopy, Raman spectroscopy, and X-ray photoelectron spectroscopy.

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Here, we study the dielectric and optical properties of two-dimensional (2D) WX monolayers, where X is Cl, O, S, Se, and Te. First principle electronic band structure calculations reveal that all materials are direct band gap semiconductors except WO and WCl , which are found to be indirect band gap semiconducting 2D materials. The dielectric response of these materials is also systematically investigated.

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Since December 2019, the whole world has been facing the big challenge of Covid-19 or 2019-nCoV. Some nations have controlled or are controlling the spread of this virus strongly, but some countries are in big trouble because of their poor control strategies. Nowadays, mathematical models are very effective tools to simulate outbreaks of this virus.

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Here, we report the synthesis of the WS nanorods (NRs) using an eco-friendly and facile hydrothermal method for an acetone-sensing application. This study explores the acetone gas-sensing characteristics of the WS nanorod sensor for 5, 10, and 15 ppm concentrations at 25 °C, 50 °C, 75 °C, and 100 °C. The WS nanorod sensor shows the highest sensitivity of 94.

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Air pollution is a severe concern globally as it disturbs the health conditions of living beings and the environment because of the discharge of acetone molecules. Metal oxide semiconductor (MOS) nanomaterials are crucial for developing efficient sensors because of their outstanding chemical and physical properties, empowering the inclusive developments in gas sensor productivity. This review presents the ZnO nanostructure state of the art and notable growth, and their structural, morphological, electronic, optical, and acetone-sensing properties.

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Here we report a simple, inexpensive, energy benign, yet novel pH-driven chemical precipitation technique to achieve microstructural and band gap engineering of calcium hydroxide nanoparticles (CHNPs). The chemical precipitation route involved the use of 0.4-1.

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