4,098 results match your criteria: "Jadavpur University.[Affiliation]"

The Biomedical Applications of Artificial Intelligence: An Overview of Decades of Research.

J Drug Target

January 2025

Sunirmal Bhattacharjee, Bharat Pharmaceutical Technology, Amtali, Agartala, Tripura, India.

A significant area of computer science called artificial intelligence (AI) is successfully applied to the analysis of intricate biological data and the extraction of substantial associations from datasets for a variety of biomedical uses. AI has attracted significant interest in biomedical research due to its features: (i) better patient care through early diagnosis and detection; (ii) enhanced workflow; (iii) lowering medical errors; (v) lowering medical costs; (vi) reducing morbidity and mortality; (vii) enhancing performance; (viii) enhancing precision; and (ix) time efficiency. Quantitative metrics are crucial for evaluating AI implementations, providing insights, enabling informed decisions, and measuring the impact of AI-driven initiatives, thereby enhancing transparency, accountability, and overall impact.

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Three different two dimensional Cd(II)-based metal-organic frameworks (MOFs) have been synthesized by utilizing same N,N'-donor ligand and three different functionalized dicarboxylate linkers namely isophthalate, 5-nitroisophthalate and 5-hydroxyisophthalate for compound 1, 2 and 3 respectively. The compounds that are isoreticular bi-walled 2D frameworks, show dual fluorescence emission spectra for their π-π* and n-π* excitation. Compound 1 is consists of unsubstituted bridging isophthalate whereas 2 and 3 are made with bridging isophthalate that are substituted by electron withdrawing -NO2 group and electron donating -OH group respectively.

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Aim & Background: Increased efficacy with reduced side effects in cancer treatment is achieved through targeted distribution of anti-cancer medications. Because of their biocompatibility, biodegradability, low toxicity, and target ability under magnetic field, magnetic nanoparticles (MNP) based chitosan nanocomposite have attracted attention among other delivery technologies.

Methodology: MNPs were synthesised using the co-precipitation method.

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In Saccharomyces cerevisiae, SKS1 mRNA encoding a glucose-sensing serine/threonine kinase belongs to "nucleus-retained" (NR) mRNAs representing a subset of otherwise normal transcripts, which exhibits slow nuclear export and excessively long nuclear dwell time. Nuclear retention of the SKS1 mRNA triggered by a 202 nt "export-retarding" nuclear zip code (NZ) element promotes its rapid degradation in the nucleus by the nuclear exosome/CTEXT. In this investigation, we demonstrate that Dbp2p, an ATP-dependent DEAD-box RNA helicase binds to SKS1 and other NR-mRNAs and thereby inhibits their export by antagonizing with the binding of the export factors Mex67p/Yra1p.

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To realize the aim of easy and accurate detection of ammonia and picric acid (PA) in both aqueous and vapor phases based on function-oriented investigation principles, in the present study, we include a luminescent performance with recognition performance, taking into account the application conditions. Zn(II) ions with luminescence qualities and an amine-substituted imidazole moiety with selective recognition properties towards picric acid and ammonia are coupled to generate a novel 1D luminous Zn(II) coordination polymer, Zn-CP [{Zn(II)( 2-ABZ)2(2-BDC)}].MeOH]∞, where 2-ABZ and 2-BDC stand for terephthalic acid and protonated 2 aminobenzimidazole, respectively.

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Nanomaterials impact in phytohormone signaling networks of plants-A critical review.

Plant Sci

December 2024

Interdisciplinary Institute of Indian System of Medicine, Directorate of Research, SRM Institute of Science and Technology, Kattankulathur-603203, Tamil Nadu, India. Electronic address:

Nanotechnology offers a transformative approach to augment plant growth and crop productivity under abiotic and biotic stress conditions. Nanomaterials interact with key phytohormones, triggering the synthesis of stress-associated metabolites, activating antioxidant defense mechanisms, and modulating gene expression networks that regulate diverse physiological, biochemical, and molecular processes within plant systems. This review critically examines the impact of nanoparticles on both conventional and genetically modified crops, focusing on their role in nutrient delivery systems and the modulation of plant cellular machinery.

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Intelligent consensus-based predictions of early life stage toxicity in fish tested in compliance with OECD Test Guideline 210.

Aquat Toxicol

December 2024

Drug Theoretics and Cheminformatics Laboratory, Department of Pharmaceutical Technology, Jadavpur University, 188 Raja S C Mullick Road, 700032, Kolkata, India. Electronic address:

Early life stage (ELS) toxicity testing in fish is a crucial test procedure used to evaluate the long-term effects of a wide range of chemicals, including pesticides, industrial chemicals, pharmaceuticals, and food additives. This test is particularly important for screening and prioritizing thousands of chemicals under the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation. In silico methods can be used to estimate the toxicity of a chemical when no experimental data is available and to reduce the cost, time, and resources involved in the experimentation process.

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Dynamic patterns in herding predator-prey system: Analyzing the impact of inertial delays and harvesting.

Chaos

December 2024

Centre for Mathematical Biology and Ecology, Department of Mathematics, Jadavpur University, Kolkata 700032, India.

This study expands traditional reaction-diffusion models by incorporating hyperbolic dynamics to explore the effects of inertial delays on pattern formation. The kinetic system considers a harvested predator-prey model where predator and prey populations gather in herds. Diffusion and inertial effects are subsequently introduced.

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Selective inhibition of histone deacetylase 8 (HDAC8) has emerged as a promising approach for treating various diseases, including cancer. However, finding key structural features for HDAC8 inhibition and developing effective and selective HDAC8 inhibitors (HDAC8s) pose significant challenges. In the past few years, the development of various scaffolds for inhibiting HDAC8 has significantly risen and the quest continues.

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The development of robust, efficient, and cost-effective heterogeneous photocatalysts for visible light-driven CO2 reduction continues to be a significant challenge in the quest for sustainable energy solutions. As a result, increasing attention is being directed towards the exploration of high-performance photocatalysts capable of converting CO2 into chemical feedstocks. Imidazolate Frameworks Potsdam (IFPs) can be a promising candidate for CO2 photoreduction due to their ease of synthesis, use of low-cost, earth-abundant metals, and high chemical and thermal stability.

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An overview of matrix metalloproteinase-12 in multiple disease conditions, potential selective inhibitors, and drug designing strategies.

Eur J Med Chem

February 2025

Natural Science Laboratory, Division of Medicinal and Pharmaceutical Chemistry, Department of Pharmaceutical Technology, Jadavpur University, Kolkata, India. Electronic address:

Matrix metalloproteases (MMPs) are the proteolytic enzymes accountable for extracellular matrix (ECM) modification through their Zn-dependent catalytic activity. Among these, MMP-12 is one of the crucial MMPs that contributes to various disease states including different types of cancers and other major pathophysiological conditions including COPD, asthma, emphysema, skin diseases, arthritis, vascular diseases, and neurological disorders. The majority of the MMP-12 inhibitors should have three constitutional pharmacophoric features (i.

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Beyond predation: Fish-coral interactions can tip the scales of coral disease.

J Theor Biol

December 2024

Agricultural and Ecological Research Unit, Indian Statistical Institute, 203, B.T. Road, Kolkata, 700108, West Bengal, India.

Coral reefs are critical ecosystems, fostering biodiversity and sustaining the livelihoods of millions globally. Nonetheless, they confront escalating threats, with infectious diseases emerging as primary catalysts for extensive damage, surpassing the impacts of other human-induced stressors. Disease transmission via biotic factors, particularly during fish predation, is a crucial yet often overlooked pathway.

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Derivatives of D(-)-glutamine-based MMP-2 inhibitors as an effective remedy for the management of chronic myeloid leukemia-Part-III: Synthesis, biological screening and in silico binding interaction analysis.

Bioorg Chem

December 2024

Natural Science Laboratory, Division of Medicinal and Pharmaceutical Chemistry, Department of Pharmaceutical Technology, Jadavpur University, Kolkata 700032, India. Electronic address:

Tyrosine kinase inhibitors (TKIs) have markedly improved the overall survival rate of patients with chronic myeloid leukemia (CML), enabling them to achieve a normal life expectancy. However, toxicity, relapse, and drug resistance continue to pose major challenges in the clinical treatment of CML. The progression of leukemia is directly connected to higher expression levels and enzymatic actions of matrix metalloproteinase-2 (MMP-2).

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We have developed a novel protocol for carbonylative homocoupling of arylboronic acids using dithiocarbamate esters as the carbonyl alternative. A series of arylboronic acids underwent smooth reaction with dithiocarbamate ester (MeNCSMe) in the presence of Pd(PPh)Cl catalyst, Cu(OAc)·HO additive, and NaCO in DCE solvent, producing the biaryl ketones efficiently. The mechanism has been studied with the help of several control experiments that reveal the probability of thioamide intermediacy.

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The East Kolkata wetland (EKW) in West Bengal, India is a Ramsar site and has ecological importance to the city. The booming urbanization history of Kolkata city causes increase in concentration of persistent air pollutants like polycyclic aromatic hydrocarbons (PAHs) which got adsorbed eventually in the wetland soil due to their hydrophobicity and lipophilicity. Therefore, current study aims to investigate PAHs pollution level along with associated ecological health risk and optimization of PAHs extraction to develop standard analysis protocol.

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Skin cancer is a significant global health concern, with timely and accurate diagnosis playing a critical role in improving patient outcomes. In recent years, computer-aided diagnosis systems have emerged as powerful tools for automated skin cancer classification, revolutionizing the field of dermatology. This survey analyzes 107 research papers published over the last 18 years, providing a thorough evaluation of advancements in classification techniques, with a focus on the growing integration of computer vision and artificial intelligence (AI) in enhancing diagnostic accuracy and reliability.

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Introduction: Cancer has emerged as one of the leading causes of fatality all over the world. Phytoconstituents are being studied for their synergistic effects, which include disease prevention by altering molecular pathways and immunomodulation without side effects. The present experiment aims to explore the cancer preventive activities of Linn leaves extract in skin cancer cell lines (A431) and colon cancer cell lines (COLO 320DM)).

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This work investigates the dynamics of the hybrid nanofluidic convective heat transfer in a permeable thermal system under the influence of multifrequency heating and a magnetic field. The geometry comprises a wavy-walled cavity filled with a water-based hybrid nanoliquid (AlO-Cu-HO) in a saturated porous medium. The finite volume approach is applied to scrutinize the hydro-thermal characteristics resulting from bottom heating and side cooling, considering various flow-controlling parameters.

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While past research has emphasized the importance of late blight infection detection and classification, anticipating the potato late blight infection is crucial from the economic point of view as it helps to significantly reduce the production cost. Furthermore, it is necessary to minimize the exposure of potatoes to harmful chemicals and pesticides due to their potential adverse effects on the human immune system. Our work is based on the precise classification of late blight infections in potatoes in European countries using real-time data from 1980 to 2000.

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Schizophrenia Detection and Classification: A Systematic Review of the Last Decade.

Diagnostics (Basel)

November 2024

Department of Information Technology, Jadavpur University, Jadavpur University Second Campus, Plot No. 8, Salt Lake Bypass, LB Block, Sector III, Salt Lake City, Kolkata-700106, West Bengal, India.

Background/objectives: Artificial Intelligence (AI) in healthcare employs advanced algorithms to analyze complex and large-scale datasets, mimicking aspects of human cognition. By automating decision-making processes based on predefined thresholds, AI enhances the accuracy and reliability of healthcare data analysis, reducing the need for human intervention. Schizophrenia (SZ), a chronic mental health disorder affecting millions globally, is characterized by symptoms such as auditory hallucinations, paranoia, and disruptions in thought, behavior, and perception.

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Evaluation of gum odina/carbopol composite mucoadhesive hydrogel on pharmaceutical performance: Focusing on potential periodontal treatment.

Int J Biol Macromol

December 2024

Division of Microbiology & Pharmaceutical Biotechnology, Department of Pharmaceutical Technology, Jadavpur University, Kolkata, India. Electronic address:

Antimicrobial buccal hydrogel made of polymers have gained tremendous utilisation in biomedical field. Dual drug loaded, porous materials are important areas of research for medical and pharmaceutical industries. In this regard, a series of hydrogels (F1, F2, F3) were prepared with gum odina and carbopol 940 in aqueous solution with calcium chloride as the cross linker and glycerol as plasticizer by ionotropic gelation method.

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Soluble resistant related calcium binding protein (Sorcin) plays an important role in tumor progression, angiogenesis, metastasis, and multidrug resistance. Differential expression of Sorcin across different cancers significantly correlates with key clinicopathological characteristics and survival outcomes, underscoring its potential as a prognostic marker. Its involvement in drug-resistant cancers further advert Sorcin as a promising therapeutic target.

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It has been shown in recent years that a range of optical diseases have early manifestation in retinal fundus images. It is becoming increasingly important to separate the regions of interest (RoI) upfront in the automated classification pipeline in order to ensure the alignment of the disease diagnosis with clinically relevant visual features. In this work, we introduce Pan-Ret, a semi-supervised framework which starts with locating the abnormalities in the biomedically relevant RoIs of a retinal image in an "annotation-agnostic" fashion.

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Hybrid model development through the integration of quantitative read-across (qRA) hypothesis with the QSAR framework: An alternative risk assessment of acute inhalation toxicity testing in rats.

Chemosphere

December 2024

Drug Theoretics and Cheminformatics Laboratory, Department of Pharmaceutical Technology, Jadavpur University, Kolkata, 700032, India. Electronic address:

Regulatory authorities frequently need information on a chemical's capacity to produce acute systemic toxicity in humans. Due to concerns about animal welfare, human relevance, and reproducibility, numerous international initiatives have centered on finding a substitute for using animals in acute systemic lethality testing. These substitutes include the more current in-silico and in vitro techniques.

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Topology andPTsymmetry in a non-Hermitian Su-Schrieffer-Heeger chain with periodic hopping modulation.

J Phys Condens Matter

December 2024

Department of Physics, AKPC Mahavidyalaya, Bengai, West Bengal 712611, India.

We study the effect of periodic hopping modulation in a Su-Schrieffer-Heeger (SSH) chain with an additional onsite staggered imaginary potential (of strength). Such dissipative, non-Hermitian (NH) extension amply modifies the features of the topological trivial phase (TTP) and the topological nontrivial phase (TNP) of the SSH chain, more so with the periodic hopping distribution. Generally a weak NH potential can respect the parity-time (PT) symmetry keeping the energy eigenvalues real, while a strong potential breaksPTconservation leading to imaginary edge state and complex bulk state energies in the system.

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