Preparation,Characterization, Antimicrobial and Antitumor Activity of Chitosan Schiff base / PVA / PVP Au, Ag Nanocomposite in Treatment of Breast Cancer Cell Line

Baker F. Abdallaha; Maha A. Younus; Ibraheem J. Ibraheem

Volume 6, Issue 4 , November 2021, , Pages 369-384

  In this research, chitosan Schiff base was prepared from the reaction of chitosan with carbonyl group of 4-nitro benzaldehyde. The gold and silver nanoparticles were prepared by the onion peels extract as reducing agent. The prepared AgNPs and AuNPs were characterized by UV-visible spectroscopy, SEM ...  Read More

Synthesis of 1,5 and 2,5-disubstituted tetrazoles using NiO nanoparticles and their evaluation as antimicrobial agents

Javad Safaei-Ghomi; Soleiman Paymard-Samani; Zohre Zahraie; Hossein Shahbazi-Alavi

Volume 4, Issue 2 , April 2019, , Pages 91-100

  Treatments of tetrazolate salts prepared in situ from various aldehyde; malononitrile and sodium azide in the presence of NiO nanoparticles with benzyl bromide gave the corresponding 1,5- and 2,‌5-disubstituted tetrazoles. Reaction of tetrazolate salts with 2,4′-dibromoacetophenone in the presence ...  Read More

Antimicrobial properties and permeability of Poly lactic Acid nanocomposite films containing Zinc Oxide

Mahya Shafiee Nasab; Mahsa Tabari

Volume 3, Issue 3 , September 2018, , Pages 125-132

  Objective(s): Since microbial contamination can reduce the shelf life of the foodstuff and there is a potential for the growth of some pathogen microorganisms, films containing antimicrobial agents were produced, which are also biodegradable. In this study, the effect of 1, 3 and 5% nano-zinc oxide ...  Read More

Novel silicon dioxide -based nanocomposites as an antimicrobial in poly (lactic acid) nanocomposites films

Alireza Monadi Sefidan

Volume 3, Issue 2 , April 2018, , Pages 65-70

  Objective(s): Due to nanocomposites antimicrobial properties, one of the most extensive usages of nano-products is in packing industry. Thus, the production of packages with nanotechnology can effectively prevent against a variety of microorganisms. In this study, the silicon dioxide nanoparticles the ...  Read More