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292 articles for “Antimicrobial Activities”
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Synthesis, Characterization and Biological Activity: Co(II), Ni(II), Cu(II) and Zn(II) Complexes of Schiff Bases Derived from 4-Cyanobenzaldehye and 4-Amino-5-Mercapto-3-Methyl/Ethyl-1,2,4-triazoles
Abstract: Co(II), Ni(II), Cu(II) and Zn(II) complexes of bidentate Schiff bases derived from the condensation of 4-amino-5-mercapto-3-methyl-1,2,4-triazole and 4-amino-3-ethyl-5-mercapto-1,2,4-triazole with 4-cyanobenzaldehyde have been synthesized. The synthesized Schiff bases and their metal complexes were then characterized by elemental analysis, spectroscopic methods (IR, NMR, electronic spectra), magnetic moment measurement and thermogravimetric techniques. The electronic spectra and magnetic moment studies suggest octahedral geometry for Co(II), Ni(II) and Zn(II) complexes and square planar geometry for …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 5, Issue 2, 2014 · pp. 27–36 Read article
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Antimicrobial Peptides and Bacteriophages as Next-Generation Alternatives to Conventional Antibiotics
Abstract: The growing threat of antibiotic-resistant bacteria has underscored the urgent need for innovative alternatives to conventional antibiotics. Antimicrobial peptides (AMPs) and bacteriophages are gaining recognition as next-generation therapeutics due to their distinct mechanisms of action and ability to target resistant pathogens effectively. AMPs, which can be natural or synthetic, disrupt microbial membranes and offer broad-spectrum antimicrobial activity with a reduced likelihood of resistance development. Bacteriophages, as bacteria-specific viruses, provide precise …
Published in International Journal of Antibiotics · Vol. 2, Issue 1, 2025 · pp. 9–27 Read article
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Chemical Profiling and Antibacterial Activity of Punica Granatum L against Pathogens Causing Bovine Mastitis
Abstract: The antibacterial activity of aqueous and methanol extracts of Punica granatum L was investigated against bovine mastitis causing bacterial pathogens- Streptococcus agalactiae, Staphylococcus aureus, Streptococcus uberis, Escherichia coli, Streptococcus dysagalactiae and coagulase negative Staphylococcus aureus by agar disc diffusion method [3] isolated locally from clinical cases. The results obtained in the present study scientifically proved and suggest the use of Punica granatum for treating mastitis causing organism. The phytochemical screening …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 4, Issue 1, 2014 · pp. 12–15 Read article
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Chemical Modifications of Polymer for Improved Anti-Microbial Action
Abstract: Infections caused by pathogenic microorganisms are a significant concern. Polymers, large molecules formed by chemically connecting monomers, have acquired significant interest due to their intrinsic properties. Polymers function as a matrix for the components that contain antibacterial agents. Developing polymers with antibacterial activity is a crucial research area that aims to alleviate the problem of microbe contamination. The antibacterial polymers typically exhibit prolonged effectiveness. Modification of polymers enhances their anti-microbial …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1919–1931 Read article
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Study the Effect of Antioxidant and Antidiabetic Property of the Selective Indian Herbal Plant Extract (A. indicum) on Type II Diabetes Mellitus
Abstract: Abutilon indicum (A. indicum) is a traditional Indian phytomedicine plant used for the treatment of several diseases such as diabetes mellitus, cardiac diseases and anti-inflammatory diseases. The aim of the study was to evaluate whether A. indicum improves insulin sensitivity and determine its active role in bioactive secondary metabolites. Aldose reductase is an enzyme which contains lower affinity towards glucose and helps in converting glucose to sorbitol and slightly catalyzed. …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 1, 2019 · pp. 53–63 Read article
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Crosslinked Starch Polymer for Coating on Fruit/Vegetable for Preservation Derived from Waste De-Oiled Soybean Cake
Abstract: Cross-linked starch films have been prepared by reacting starch extracted from de-oiled soybean cake (waste material from oil industry) with bio-based acids citric acid and tartaric acid. The obtained films were characterized by spectroscopic, thermal and surface morphological techniques. Thermal analysis showed that thin film has good thermal stability. The micrographs obtained from scanning electron microscopy showed the film surface has smooth and uniform morphology. Biological properties like cytocompatibility, antimicrobial …
Published in Journal of Catalyst & Catalysis · Vol. 10, Issue 4, 2023 · pp. 17–29 Read article
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In Silico Drug Design for Mycobacterium tuberculosis and Development of Host–Pathogen Interaction Network and Molecular Docking Procedures
Abstract: Objective: A leading cause of illness is the contagious disease tuberculosis (TB), this infection with Mycobacterium tuberculosis complex (MTBC) particularly M. tuberculosis and M. africanum, is what causes tuberculosis. Diverse receptor proteins (mycobacterial proteins) with various 3D structures and functions were evaluated to access the multi-domain antimycobacterial action of ligands. The specific receptor proteins PDB ID: 3PTY, PDB ID: 4OW8, PDB ID: 5KWA, and PDB ID: 3ZXR, were opted for …
Published in International Journal of Molecular Biotechnological Research · Vol. 1, Issue 1, 2023 · pp. 1–19 Read article
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Preparation and evaluation of Herbal cosmetic
Abstract: In this investigation herbal cosmetics namely Liquorice cold cream and Catechu shampoo were prepared and evaluated. This investigation for herbal cosmetics was done for reducing toxicity for long term use in skin effectively using various herbal ingredients prepared in the laboratory such as tulsi extract, catechu extract, liquorice extract, and clove water. Liquorice cold cream provides numerous skincare benefits , thanks to liquorice extract's properties: It hydrates and nourishes dry …
Published in Recent Trends in Cosmetics · Vol. 1, Issue 2, 2024 · pp. 26–43 Read article
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Natural Cooling Agent: Utilizing Menthol as a Paraben-Free Preservative in Herbal Cosmetics
Abstract: The quest for natural and sustainable alternatives in cosmetic products has intensified, driving the search for effective natural preservatives. Menthol, derived from mint plants, is being recognized for its cooling properties and potential as a paraben-free preservative. This study investigates menthol’s efficacy as a preservative in herbal cosmetics, addressing consumer concerns about synthetic preservatives while ensuring product safety and longevity. This research examines menthol’s antimicrobial effects on common cosmetic contaminants …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 11, Issue 3, 2024 · pp. 16–39 Read article
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Evaluation of Raw Cow Milk Preservation Using Extracted Mango Seed Kernels and Rosemary Leaves Powder, Ethiopia
Abstract: The study aimed to evaluate the raw cow milk preservation using extracted mango seed kernels and rosemary leaves powder. Fresh cow milk samples collected aseptically from Debre Birhan University farm. The fresh cow milk treated at different concentrations (0.5, 1.0 and 1.5%) of ethanol extract of mango seed kernel, rosemary leaves and equal mix of both extracts with 100 ml of milk then store at room temperature. Mango seed kernels …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 14, Issue 2, 2025 · pp. 20–28 Read article
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Synthesis and Spectral Characterization of Complexes Tin(II) With 4-Nitrophenol
Abstract: Tin(II)4-nitrophenoxide complexes with the formulas SnCl(OC₆H₄NO₂-4) and Sn(OC₆H₄NO₂-4)₂ were prepared through the reaction of stannous chloride (SnCl₂) with 4-nitrophenol (HOC₆H₄NO₂-4) in 1:1 and 1:2 molar ratios, respectively. The reaction was performed in tetrahydrofuran (THF) with diethylamine serving as the base. The resulting compounds were characterized through elemental analysis, determination of molecular weight, molar conductance measurements, and spectroscopic methods including IR and ¹H NMR spectroscopy. Current investigations are directed toward assessing …
Published in International Journal of Advance in Molecular Engineering · Vol. 4, Issue 1, 2026 · pp. 22–26 Read article
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Crosslinked Starch Polymer for Coating on Fruit/Vegetable for Preservation Derived from Waste De-Oiled Soybean Cake
Abstract: Cross-linked starch films have been prepared by reacting starch extracted from de-oiled soybean cake (waste material from oil industry) with bio-based acids citric acid and tartaric acid. The obtained films were characterized by spectroscopic, thermal and surface morphological techniques. Thermal analysis showed that thin film has good thermal stability. The micrographs obtained from scanning electron microscopy showed the film surface has smooth and uniform morphology. Biological properties like cytocompatibility, antimicrobial …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 2, 2021 · pp. 17–29 Read article
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Novel Method to Synthesize Thiazole-based Disperse Dyes and its Applications
Abstract: The present work aims to deal with novel method to synthesize thiazole based disperse dyes and its applications.Design/methodology/approach: Azo dyes is tailored for utilization as the most basic and a key ingredient in dyestuff sector with potential applications in textiles, paper, plastics, printing ink, etc. The synthesis of disperse and acid dyes derived from thiazole and pyrazolone as a coupling component. Thiazole based dyes shows antimicrobial activities. The dyeing performance …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 3, 2019 · pp. 30–34 Read article
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A Study Showing the Antagonistic Effect of Lactobacillus casei Against Candida albicans
Abstract: Probiotic strain, Lactobacillus casei was isolated from the probiotic suspension named as Yakult. Strains of Candida albicans were collected from the S.N. Medical College, Agra, India. The antagonistic effect of L. casei against C. albicans was dictated by utilizing the Kirby Bauer disc diffusion technique. Maximum zone of hindrance was estimated by the serial suspension of M.F.S. ≠1.0 against C.albicans and the medium zone of hindrance was seen in the …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 7, Issue 2, 2018 · pp. 35–39 Read article
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Benzimidic Acid Derivatives as Potential Anti-Escherichia coli Agent for Preventing Nosocomial Infections
Abstract: Based on the global fame of benzimidic acid/benzoic acid derivatives in exhibiting antimicrobial activities against a variety of pathogens (particularly nosocomial infections), two novel compounds (S1 and S2) of benzimidic acid scaffold were rationally designed from a hydrazine derivative and fabricated using the conventional synthesis technique. Through sophisticated instruments, the molecules were comprehensively characterized and investigated for antibacterial activity against pathogenic Escherichia coli strain (MTCC 2961). The novel benzimidic compound …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 9, Issue 1, 2020 · pp. 11–15 Read article
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Isolation and Characterization of Rhamnolipid from Pseudomonas aeruginosa: Assessment of Biofilm Disruption Potential
Abstract: Biosurfactants are microbial metabolites bearing typical amphiphilic structure of a surfactant. This study is aimed at isolation and characterization of Rhamnolipid (RL) biosurfactant from Pseudomonas aeruginosa MTCC 2488. Characterization of biosurfactant was assessed by oil displacement test, foaming test, thin layer chromatography (TLC) and antimicrobial activity for the same was evaluated against planktonic/sessile microbes including Staphylococcus aureus, Bacillus subtilis and Candida albicans. Keywords: Biosurfactant, rhamnolipid, biofilm, Pseudomonas aeruginosaCite this ArticleKaur …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 8, Issue 2, 2018 · pp. 26–33 Read article
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Evaluation of Antibiofilm Potential of Alginate Encapsulated Selenium Nanoparticles
Abstract: Biofilm interfere in antibiotic therapy, undergo gene transformation to become highly virulent, develop quorum sensing and protect bacteria from host immunity. To combat these biofilms the encapsulation method of nanoparticles formation using PEG can be used as they are better alternative to chemical and physical methods. In the present study, the antibiofilm and antioxidant properties of the selenium nanoparticles produced by using probiotics have been evaluated. Transmission electron microscopy (TEM) …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 8, Issue 2, 2018 · pp. 16–21 Read article
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CRISPR-Based Enhancement of Secondary Metabolites in Artemisia annua: Focus on Artemisinin Biosynthesis
Abstract: Medicinal plants are natural biofactories producing secondary metabolites with significant therapeutic value, including terpenoids, alkaloids, and phenolics. Among these, artemisinin, a sesquiterpene lactone from Artemisia annua L. is the cornerstone of global antimalarial therapy along with additional anticancer, antiviral, and antimicrobial activities. However, artemisinin content in the native plants is inherently low (typically 0.01–0.8% dry weight), restricting affordable and consistent supply. Conventional approaches to increase production include classical breeding, singlegene …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 16, Issue 2, 2026 · pp. 23–35 Read article
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Polysaccharide-Based Composite Materials for Hemostatic Applications in Trauma Care
Abstract: Uncontrolled hemorrhage remains one of the leading causes of preventable trauma-related mortality worldwide, highlighting the urgent need for rapid, effective, and biocompatible hemostatic materials. Polysaccharide-based composite biomaterials have emerged as promising candidates owing to their excellent biocompatibility, biodegradability, and intrinsic hemostatic properties. Natural polysaccharides, including chitosan, alginate, cellulose derivatives, starch, and hyaluronic acid, are increasingly combined with synthetic polymers, bioactive ceramics, metallic nanoparticles, and other functional additives to enhance mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 Read article
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Physicochemical, Biochemical and Microbiological Characterization of Green and Black Tea during Storage in Different Packaging Materials
Abstract: The storage of tea is an important endeavor for tea industry. The appealing characteristics of this beverage are its aroma, taste, color as well as its antioxidant and antimicrobial qualities. The different manufacturing strategies for black and green tea affect the shelf life of different types of commercially available tea varieties. Different types of packaging alter the quality parameters of different tea clones. The quality parameters are assessed according to …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 6, Issue 3, 2016 · pp. 5–30 Read article