Results 81 to 90 of about 789,731 (197)

Antimicrobial Efficacy of Zinc Oxide Nanoparticles Suspension Against Gram Negative and Gram Positive Bacteria

سلامت و محیط, 2012
Background and Objectives: Along with the rapid development of human life, controlling   harmful effects of microorganisms would be unavoidable. The objective of this study was to evaluate antibacterial efficacy of zinc oxide nanoparticles on different ...
Edris Hoseinzadeh, Mohammad Reza Samargandi, Mohammad Yosef Alikhani, Ghodratollah Roshanaei, Ghorban Asgari   +4 more
doaj  

Deeply branching Bacillota species exhibit atypical Gram-negative staining

Microbiology Spectrum
The Gram staining method differentiates bacteria based on their cell envelope structure, with the monoderm and diderm cell envelope types traditionally being synonymous with Gram-positive and Gram-negative stain results, respectively.
Jessica K. Choi, Saroj Poudel, Nathan Yee, Jennifer L. Goff   +3 more
doaj   +1 more source

Inhibition of various gram-positive and gram-negative bacteria growth on selenium nanoparticle coated paper towels

International Journal of Nanomedicine, 2015
Qi Wang,1 Philip Larese-Casanova,2 Thomas J Webster3,41Department of Bioengineering, College of Engineering, Northeastern University, Boston, MA, USA; 2Department of Civil and Environmental Engineering, College of Engineering, Northeastern University ...
Wang Q, Larese-Casanova P, Webster TJ
doaj  

Sodium-Dependent Conformational Change in Flagellar Stator Protein MotS from Bacillus subtilis

Biomolecules
The bacterial flagellar motor consists of a rotor and stator units and is driven by ion flow through the stator. The activation of the ion flow is coupled with the anchoring of the stator units to the peptidoglycan layer by the stator B-subunit around ...
Norihiro Takekawa, Ayaka Yamaguchi, Koki Nishiuchi, Maria Uehori, Miki Kinoshita, Tohru Minamino, Katsumi Imada   +6 more
doaj   +1 more source

Activity of newer fluoroquinolones against gram-positive and gram-negative bacteria isolated from ocular infections: An in vitro comparison

Indian Journal of Ophthalmology, 2007
Background: To determine the antibacterial activity of newer fluoroquinolones and compare their activity between ciprofloxacin-susceptible and resistant bacterial isolates from patients with keratitis and endophthalmitis .
Duggirala Aparna, Joseph Joveeta, Sharma Savitri, Nutheti Rishita, Garg Prashant, Das Taraprasad   +5 more
doaj  

Phytochemical-mediated production of Nd2O3 nanoparticles using Indigofera tinctoria and their biochemical properties

Green Chemistry Letters and Reviews
Green synthesis has gained significant attention as an environmentally benign approach due to its ability to minimize waste, byproducts, and pollution, and utilize nontoxic solvents.
Daly Paul, Karthika Shetty, Chaithra J. Rai, Arjun Sunil Rao   +3 more
doaj   +1 more source

Levofloxacin loaded PMMA:PVP blended nanofiber mat as an antibacterial material

Materials Research Express
Polymeric nanofibers loaded with antibacterial agents occupy a leading position among many technologies for producing antibacterial materials due to their unique properties.
V A Karachevtsev, A M Plokhotnichenko, O V Trufanov, S G Stepanian   +3 more
doaj   +1 more source

Isolation of Gram-positive Bacteria from Different Sources and Evaluation of their Probiotic Properties

Journal of Medical Microbiology and Infectious Diseases, 2017
Introduction: Probiotics are defined as live non-pathogenic microorganisms and if administered in adequate amounts, can have beneficial effects on their hosts.
Muhammad Faisal Shahbaz Akram, Muhammad Ashraf, Sultan Ali, Syeda Iqra Kazmi   +3 more
doaj  

Light-controlled inhibition of Gram-positive bacteria by photoswitchable amphiphilic lipids (PALs). [PDF]

RSC Med Chem
Fernandes GFS, Kim SH, Hind CK, Furner-Pardoe J, Romanopulos J, Lorenz CD, Mason AJ, Sutton JM, Castagnolo D.   +8 more
europepmc   +1 more source

Drug repurposing: antimicrobial and antibiofilm effects of MLS0315771 against Gram-positive bacteria. [PDF]

BMC Microbiol
Xu Z, Tang Y, Ma J, Li P, Wen Z, Yu Z, Bai B, Chen Z, Han S, Hou T.   +9 more
europepmc   +1 more source