Effective Alzheimer's disease detection using enhanced Xception blending with snapshot ensemble.

Alzheimer's disease (AD), a prevalent neurodegenerative disorder, leads to progressive dementia, which impairs decision-making, problem-solving, and communication. While there is no cure, early detection can facilitate treatments to slow its progression. Deep learning (DL) significantly enhances AD detection by analyzing brain imaging data to identify early biomarkers, improving diagnostic accuracy and predicting disease progression more precisely than traditional methods.

Advancements in Single-Cell Proteomics and Mass Spectrometry-Based Techniques for Unmasking Cellular Diversity in Triple Negative Breast Cancer.

Background: Triple-negative breast cancer (TNBC) is an aggressive and complex subtype of breast cancer characterized by a lack of targeted treatment options. Intratumoral heterogeneity significantly drives disease progression and complicates therapeutic responses, necessitating advanced analytical approaches to understand its underlying biology. This review aims to explore the advancements in single-cell proteomics and their application in uncovering cellular diversity in TNBC.

Clinical characteristics and optical coherence tomography features of ocular toxoplasmosis inHIV-positive patients: report 1.

Purpose: This study aimed to identify the various clinical characteristics and ocular imaging features of ocular toxoplasmosis (OT) in HIV patients.

Methods: Observational retrospective study of 52 eyes of 38 HIV patients with OT.

Results: 68% of patients were male.

Novel tetrazolyl-1,2,3-triazole derivatives as potent antimicrobial targets: design, synthesis and molecular docking techniques.

The main objective of this study is to produce novel triazoles-loaded tetrazoles, which are crucial in the development of prospective therapeutic agents in medicinal chemistry. Recent investigations have found a wide range of uses for these derivatives, and they are prospective lead molecules for the synthesis of substances with enormous therapeutic utility for various diseases, especially for bacterial therapy. New series of 1,2,3-triazole derivatives have been synthesized from methyl (2S,4S)-4-azido-1-(2,4-difluoro-3-methylbenzoyl)pyrrolidine-2-carboxylate () using a well-established click reaction that has several advantages to afford a novel heterocyclic compound based on tetrazole moieties.

Industrialization meets sustainability: Analysing the role of technological innovations, energy efficiency and urbanisation for major industrialized economies.

Considering how crucial environmental quality is to development, production often takes precedence over the development process when certain macroeconomic policies are being implemented. This phenomenon has been the subject of several studies conducted in various regions and nations. In this context, the recent article explores the nonlinear effects of industrial output, renewable energy, technological innovations, energy efficiency, and urbanization on CO emissions in the top ten industrialized countries.

Aqueous Dispersion Polymerization for the Development of Lamivudine-Polyacrylonitrile Nanoparticles through Quality by Design Approach.

The development of polymeric nanoparticles (NPs) from preformed polymers usually requires the use of organic solvents and is more expensive. Hence, in this work, the development of polymeric nanoparticles by in situ aqueous dispersion polymerization from the monomers was set as an objective. Acrylonitrile monomer based polymeric NPs comprising Lamivudine (LMV) as a model drug were prepared using the aqueous dispersion polymerization technique.

Down-Regulation of Cysteine-Glutamate Antiporter in ALDH1A1 Expressing Oral and Breast Cancer Stem Cells Induced Oxidative Stress-Triggered Ferroptosis.

Sulfasalazine, an xCT inhibitor, is being used as a repurposed antineoplastic drug to induce ferroptosis. Ferroptosis is a regulated necrotic cell death pathway that is dependent on iron reserves. Interestingly, cancer stem cells (CSCs) that are regarded as major drivers of resistance to conventional therapies accompanied with tumor relapse and recurrence have bulk amount of iron reserves in the form of ferritin.

Chitosan-Based Nanoformulations: Preclinical Investigations, Theranostic Advancements, and Clinical Trial Prospects for Targeting Diverse Pathologies.

Chitosan, a biocompatible and biodegradable polymer, has attracted significant interest in the development of nanoformulations for targeted drug delivery and therapeutic applications. The versatility of chitosan lies in its modifiable functional groups, which can be tailored to diverse applications. Nanoparticles derived from chitosan and its derivatives typically exhibit a positive surface charge and mucoadhesive properties, enabling them to adhere to negatively charged biological membranes and gradually release therapeutic agents.

Paclitaxel loaded Capmul MCM and tristearin based nanostructured lipid carriers (NLCs) for glioblastoma treatment: screening of formulation components by quality by design (QbD) approach.

Paclitaxel (PTX), a naturally occurring diterpenoid isolated from Taxus brevifolia, is a first-line drug for the treatment of glioblastoma; however, it suffers from the disadvantages of poor water solubility and nonspecific biodistribution, which cause serious side effects in the human body. The marketed formulation suffers from serious side effects, such as allergic reactions, neutropenia, and neuropathy, which require safe and effective formulations of PTX. In the present study, PTX was entrapped in a solid-liquid lipid mixture with the aid of a surfactant using a modified solvent evaporation technique.

A decade of pyridine-containing heterocycles in US FDA approved drugs: a medicinal chemistry-based analysis.

Heterocyclic scaffolds, particularly, pyridine-containing azaheterocycles, constitute a major part of the drugs approved in the past decade. In the present review, we explored the pyridine ring part of US FDA-approved small molecules (2014-2023). The analysis of the approved drugs bearing a pyridine ring revealed that a total of 54 drugs were approved.

Stability indicating RP-HPLC method development and validation for quantification of impurities in gonadotropin-releasing hormone (Elagolix): Robustness study by quality by design.

The purpose of this research was to establish and validate a reverse phase HPLC method for the determination of Elagolix impurities in pharmaceutical dosage form. Mobile phase A, consisting of 10 mM sodium dihydrogen phosphate (pH 6.0) and acetonitrile in a 95:5 v/v ratio, and mobile phase B, containing 85:10:5 v/v/v of acetonitrile, Milli-Q water, and methanol, were used to achieve the method's specificity in the analytical column Kromasil 100-C18 (250 mm × 4.

Considerations and Challenges to Develop Drug-drug Coamorphous System: A Recent Update.

Poor water solubility of several drugs, especially BCS class II and IV drugs, restricts their dissolution and negatively affects oral absorption. Amorphization of drugs is a year-old approach to enhance solubility and dissolution of poorly water-soluble drugs. Polymeric amorphous systems have been proven effective but have disadvantages, such as low drug loading, high carrier content, etc.

Immunoglobulin-binding protein and Toll-like receptors in immune landscape of breast cancer.

Breast cancer (BC) is a complex disease exhibiting significant heterogeneity and encompassing various molecular subtypes. Among these, triple-negative breast cancer (TNBC) stands out as one of the most challenging types, characterized by its aggressive nature and poor prognosis. This review embarks on a comprehensive exploration of the immune landscape of BC, with a primary focus on the functional and structural characterization of immunoglobulin-binding protein (BiP) and its pivotal role in regulating the unfolded response (UPR) pathway of proteins.

Sustainable synthesis of silver nanoparticles from : antimicrobial, antioxidant and analysis for periodontal treatment.

Introduction: This study explores potential application of silver nanoparticles (AgNPs) to treat periodontal infection using leaf extract. The eco-friendly green synthesis process uses as a natural stabilizer and reducer, allowing AgNPs to be formed.

Methods: Experimental AgNPs were characterized through transmission electron microscopy (TEM), Fourier-transform infrared spectroscopy (FTIR), Zeta potential, ultraviolet-visible spectroscopy (UV-Vis) etc.

Valorisation of apple pomace for the development of high-fibre and polyphenol-rich wheat flour cookies.

Apple pomace, abundant in dietary fibre and polyphenols, often goes unutilized, contributing to environmental pollution as it is discarded in open fields of Jammu and Kashmir. This study aimed to develop functional cookies fortified with apple pomace powder (APP), an industrial by-product. Wheat flour-APP formulations (0%, 5%, 10%, and 15%) were assessed.

Improved Dissolution Time and Oral Bioavailability of Pioglitazone Using Liquisolid Tablets: Formulation, Characterization, and Pharmacokinetics in Rabbits.

In the current study, it was intended to prepare liquisolid tablets of pioglitazone HCl to improve the bioavailability and dissolution time of the drug, as it has low solubility in water. Mathematical formulas were adopted, and the quantities of the carrier (MCC), coating material (colloidal silicon dioxides), and nonvolatile liquid vehicle (Tween 80) were taken. Various ratios of the drug to liquid and carrier to coating had been used in the formulation of liquisolid compacts.

Isolation, Screening and Identification of Biosurfactant Producing Strain Nocardiopsis dassonvillei var B2 From Oil Contaminated Soil.

Petroleum and other oil manufacturing industries contribute to environmental pollution by releasing hazardous hydrocarbons. Biosurfactants offer a sustainable solution for mitigating oil pollution through emulsification processes, safeguarding agricultural soils, aquatic ecosystems, and human health. This study focuses on isolating, screening, and identifying actinomycetes producing biosurfactant from oil-polluted soil in the naval dockyard of Visakhapatnam.

Quality by Design (QbD) Approach to Develop Colon-Specific Ketoprofen Hot-Melt Extruded Pellets: Impact of Eudragit S 100 Coating on the In Vitro Drug Release.

Background: A pelletizer paired with hot-melt extrusion technology (HME) was used to develop colon-targeted pellets for ketoprofen (KTP). Thermal stability and side effects in the upper gastrointestinal tract made ketoprofen more suitable for this work.

Methods: The pellets were prepared using the enzyme-triggered polymer Pectin LM in the presence of HPMC HME 4M, followed by pH-dependent Eudragit S 100 coating to accommodate the maximum drug release in the colon by minimizing drug release in the upper gastrointestinal tract (GIT).

Molecular dynamics insights into the dynamical behavior of structurally modified water in aqueous deep eutectic solvents (ADES).

Recent studies have demonstrated that the presence of water in deep eutectic solvents (DESs) significantly affects their dynamics, structure, and physical properties. Although the structural changes due to the addition of water are well understood, the microscopic dynamics of these changes have been rarely studied. Here, we performed molecular dynamics simulation of 30% (v/v) (∼0.

Semisynthetic phytochemicals in cancer treatment: a medicinal chemistry perspective.

Cancer is the uncontrolled proliferation of abnormal cells that invade other areas, spread to other organs, and cause metastases, which is the most common cause of death. A review of all FDA-approved new molecular entities (NMEs) shows that natural products and derivatives account for over one-third of all NMEs. Before 1940, unmodified products and derivatives accounted for 43% and 14% of NME registrations, respectively.

Establishing a multi-method approach for unprecedented detection and quantification of 13 genotoxic impurities (GTIs) in Apixaban drug substance through ultra-performance liquid chromatography (UPLC).

This groundbreaking study introduces a pioneering development of multi-method approach for the first-ever detection and quantification of 13 genotoxic impurities (GTIs) in Apixaban (Apx) drug substance using ultra-performance liquid chromatography (UPLC) with ultraviolet (UV) detector. In this novel endeavor, two distinct UPLC-UV methods, Method A (for impurities A to G) and Method B (for impurities H to M), were meticulously developed and validated as per International Council for Harmonization (ICH) guidelines to address the challenge of identification and control of 13 GTIs in Apx drug substance. The validation process included rigorous assessment of linearity, accuracy, specificity, precision, limit of quantification (LOQ), and limit of detection (LOD) for each impurity in each method which marks a significant advancement in pharmaceutical analysis.

Effect of groundwater nutrients on coastal phytoplankton community composition in the Bay of Bengal, India: An experimental study.

Submarine groundwater discharge is a pivotal factor in modifying the structure of phytoplankton communities in coastal waters. The objective of the study was to investigate how variations in nutrient concentrations and ratios influence the composition of phytoplankton communities along the coastal waters of Bay of Bengal. The experiment involved mixing groundwater with coastal water at 5 % and 10 % proportions.