Essential Oils as Natural Food Preservatives: Special Emphasis on Antimicrobial and Antioxidant Activities by Nooshin Noshirvani

“…EOs and their components have exhibited high antimicrobial properties toward different pathogenic and spoilage microorganisms containing Gram-negative and Gram-positive species, mycobacteria, yeasts, and molds. …”
Get full text

Passive Protection of Diabetic Rats with Antisera Specific for the Polysaccharide Portion of the Lipopolysaccharide Isolated from Pseudomonas pseudomallei by Larry E Bryan, Sallene Wong, Don E Woods, David AB Dance, W Chaowagul

“…The sera were specific for P pseudomallei in that none of 37 strains of other bacteria, including 20 Gram-negative and three Gram-positive species, were recognized, although cross-reaction occurred using the anticonjugate serum with some strains of Pseudomonas cepacia serotype A, a closely related bacterium. …”
Get full text

Computational Studies of 4-Formylpyridinethiosemicarbazone and Structural and Biological Studies of Its Ni(II) and Cu(II) Complexes by Mydhili P. Sripathi, Sireesha Berely, Chittireddy Venkata Ramana Reddy

“…The ligand (H4FPT) and its complexes showed moderate-to-good activity against Gram-positive and Gram-negative bacterial strains. The DPPH radical scavenging studies showed antioxidant nature of both complexes.…”
Get full text

Corynebacterium striatum: A True Pathogen in Chronic Contiguous Osteomyelitis by Grishma R. Trivedi, Shehzad S. Merchant

“…Corynebacterium striatum (C. striatum) is a ubiquitous Gram-positive rod that colonizes the skin and mucous membranes of normal hosts and hospitalized patients. …”
Get full text

Host-Bacteria Crosstalk at the Dentogingival Junction by M. T. Pöllänen, M. A. Laine, R. Ihalin, V.-J. Uitto

“…The classical study of Slots showed that in the bacterial plaque, the most remarkable change is the shift from gram-positive aerobic and facultatively anaerobic flora to a predominantly gram-negative and anaerobic flora. …”
Get full text

A Rare Case of Mediastinal Bronchogenic Cyst Infected by Salmonella enteritidis by Jasleen Kaur, Philip J. McDonald, Ravinder D. Bhanot, Reda A. Awali, Sorabh Dhar, James Rowley

“…Infections involving bronchogenic cysts are often polymicrobial. Gram-positive, Gram-negative, and mycobacterial infections have been reported, though frequently a pathogen is not identified. …”
Get full text

Genotypic and Phenotypic Assessment of Hyaluronidase among Type Strains of a Select Group of Staphylococcal Species by Mark E. Hart, Morgan J. Hart, Anna J. Roop

“…Hyaluronidases degrade hyaluronic acid, a major polysaccharide of the extracellular matrix of tissues, and are considered important for virulence in a number of Gram-positive and -negative bacteria. The purpose of the present study was to determine the prevalence of hyaluronidase among clinical strains of Staphylococcus aureus and among other Staphylococcus species. …”
Get full text

Comparative Genomic Analysis of Rhodococcus equi: An Insight into Genomic Diversity and Genome Evolution by Jianchao Ying, Jun Ye, Teng Xu, Qian Wang, Qiyu Bao, Aifang Li

“…Rhodococcus equi, a member of the Rhodococcus genus, is a gram-positive pathogenic bacterium. Rhodococcus possesses an open pan-genome that constitutes the basis of its high genomic diversity and allows for adaptation to specific niche conditions and the changing host environments. …”
Get full text

Clostridium septicum Gas Gangrene in Colon Cancer: Importance of Early Diagnosis by Sowmya Nanjappa, Sweta Shah, Smitha Pabbathi

“…Clostridium septicum is a rare subgroup known to cause atraumatic myonecrosis and is associated with colonic malignancy or immunosuppression. It is a Gram-positive, anaerobic, spore-forming bacillus found in the gastrointestinal tract and can lead to direct, spontaneous infections of the bowel and peritoneal cavity. …”
Get full text

Green synthesis, characterization, and antibacterial activity investigation of zinc oxide nanoparticles using Rumex Nervosus Vahl Leaf extract by Tadesse Bizuayehu, Bidir Kassaw, Mihret Kendie

“…The in vitro antibacterial activities of the synthesized nanoparticles were tested on two Gram-positive (Bacillus, and S. aureus) and two Gram-negative (E. coli, and K. pneumonia) bacteria strains using the disc diffusion method. …”
Get full text

Pisonia Alba Assisted Synthesis of Nanosilver for Wound Healing Activity by Suba Kannaiyan, D. Easwaramoorthi, Karthik Kannan, Andal Gopal, R. Lakshmipathy, Khadijah Mohammedsaleh Katubi, Nayef S. Almuaikel, Ivan Leandro Rodriguez Rico

“…Antibacterial and antibiofilm potential of synthesized silver nanoparticles against pathogenic organisms Gram-positive (Staphylococcus aureus) and Gram-negative (Escherichia coli) bacteria were investigated. …”
Get full text

Synthesis and Evaluation of Novel Fluorinated 2-Styrylchromones as Antibacterial Agents by Mehbub Momin, Deresh Ramjugernath, Hafizah Chenia, Neil A. Koorbanally

“…A range of fluorinated 2-styrylchromones (5a–g) of which six were new (5a–f) were prepared in three steps using the Baker-Venkataraman rearrangement along with two methoxylated derivatives (5h-i) and a methylenedioxy derivative (5j) and screened for their antibacterial activity using Gram-positive bacteria (Staphylococcus aureus, sciuri, and xylosus as well as Bacillus subtilis) and Gram-negative bacteria (Escherichia coli, Pseudomonas aeruginosa, and Klebsiella pneumonia). …”
Get full text

Green Route for Efficient Synthesis of Novel Amino Acid Schiff Bases as Potent Antibacterial and Antifungal Agents and Evaluation of Cytotoxic Effects by Harshita Sachdeva, Rekha Saroj, Sarita Khaturia, Diksha Dwivedi, Om Prakash Chauhan

“…The synthesized compounds are characterized by FT-IR, 13CNMR, and 1HNMR spectroscopy and are screened for their antifungal activity against Aspergillus niger, Penicillium notatum, Fusarium oxysporum, Alternaria brassicicola, Chaetomium orium, and Lycopodium sp. and antibacterial activity against Gram-positive bacteria, Bacillus licheniformis, Staphylococcus aureus, and Micrococcus luteus, and Gram-negative bacteria, Pseudomonas aeruginosa and Escherichia coli. …”
Get full text

Staphylococcus aureus Infections in the Paediatric Intensive Care Unit: Illustrated Cases by Kam Lun Hon, Ronald C. M. Fung, Karen K. Y. Leung, Alexander K.C. Leung, Wun Fung Hui, Wing Lum Cheung

“…Staphylococcus aureus is known to be one of the most common gram-positive microorganisms and an important pathogen associated with sepsis and toxic shock. …”
Get full text

Biological Synthesis of Silver Nanoparticles by Cell-Free Extract of Spirulina platensis by Gaurav Sharma, Nakuleshwar Dut Jasuja, Manoj Kumar, Mohammad Irfan Ali

“…Furthermore, the synthesised nanoparticles exhibited high antibacterial activity against pathogenic Gram-negative, that is, Escherichia coli, MTCC-9721; Proteus vulgaris, MTCC-7299; Klebsiella pneumoniae, MTCC-9751, and Gram-positive, that is, Staphylococcus aureus, MTCC-9542; S. epidermidis, MTCC-2639; Bacillus cereus, MTCC-9017, bacteria. …”
Get full text

Use of a microfluidic platform to uncover basic features of energy and environmental stress responses in individual cells of Bacillus subtilis. by Matthew T Cabeen, Jonathan R Russell, Johan Paulsson, Richard Losick

“…Bacteria use a variety of stress-sensing systems to sense and respond to diverse stressors and to ensure their survival under adverse conditions. The gram-positive bacterium Bacillus subtilis responds to energy stress (ATP depletion) and to environmental stressors using two distinct stress-sensing pathways that converge on the alternative sigma factor σB to provoke a general stress response. …”
Get full text

Anodized CuO Nanoflakes for the Antibacterial and Antifungal Applications by Niharika MP, B. Manmadha Rao

“…The nanoflakes of CuO displayed excellent inhibitory activity towards the gram-positive bacteria Streptococcus pneumoniae, Staphylococcus aureus and gram-negative bacteria including E. coli, Shigella dysenteriae, and fungus Candida albicans.…”
Get full text

Dynamics of <i>Nakaseomyces glabratus</i> biofilm formation by E. M. Lenchenko, N. P. Sachivkina, A. V. Liseitsev

“…In the presence of gingivitis and odontolithiasis clinical signs in dogs, excessive growth of gram-positive yeast microorganisms is a differential sign of the decreased resistance of the digestive system mucous membranes to colonization. …”
Get full text

A preliminary investigation of the properties of plantain starch-chitosan composite films containing Panadol leaf extracts by Chad Lafeuillee, Rohanie Maharaj

“…Water solubility varied by component with no significant difference in water vapour transmission rates among the films. Both gram-positive and gram-negative bacteria were inhibited by the leaf extracts. …”
Get full text

Characterization and Synergistic Antimicrobial Evaluation of Lipopeptides from Bacillus amyloliquefaciens Isolated from Oil-Contaminated Soil by Pratiwi Sudarmono, Ahmad Wibisana, Lira W. Listriyani, Saleha Sungkar

“…Surfactin showed antibacterial activity against various Gram-positive and Gram-negative bacteria. Combination surfactin with ampicillin showed a synergistic effect against P. aeruginosa ATCC 27853.…”
Get full text