OBJECTIVES The in vitro pharmacodynamics of silver(I) and silver(II) complexes of a polydiguanide ligand, chlorhexidine, were assayed to examine the value of the bactericidal endpoint as an alternative means of evaluating their antibacterial activities against burn wound pathogens. METHODS Synthesis of silver(I) chlorhexidine [Ag(I)CHX] was accomplished by in situ precipitation of the complex...

OBJECTIVES To evaluate: (1) the in vitro antibacterial, cytotoxic and mechanical properties of a resin-modified glass ionomer cement (RMGIC) containing different concentrations of chlorhexidine (CHX) and (2) the in vivo microbiologic action of the best concentration of CHX associated with the RMGIC applied on remaining dentine after indirect pulp treatment (IPT). METHODS For the in vitro stud...

The aim of this paper was to examine recent evidence for the effect of the antibacterial approach to prevent and control caries with special reference to the use of chlorhexidine (CHX). Existing information from the mid 1990s provided limited evidence for the effectiveness of CHX gels, rinses and toothpaste in preventing caries in permanent teeth of children and adolescents. An updated literatu...

INTRODUCTION The purpose of this in vitro study was to assess the antifungal activity of final canal rinse with either three concentrations of sodium hypochlorite (NaOCl) (0.5, 2.6 and 6%), two concentrations of chlorhexidine (CHX) (2% and 0.2%), MTAD, Tetraclean, Hypoclean and Chlor-Xtra on Candida albicans (C. albicans) in a human tooth model. METHODS AND MATERIALS Two hundred and thirty fi...

BACKGROUND Although chlorhexidine digluconate (CHX) is currently the most effective mouthwash for reducing plaque and gingivitis, one of its side effects is extrinsic tooth staining. Interestingly, oxygenating agents may reduce this staining. OBJECTIVE The aim of this review was to systematically search the literature for data concerning the inhibiting effect of an oxygenating agent (OA) on C...

INTRODUCTION The main objective of adhesive dentistry is to create an effective, durable union between the tooth structure and restorative material. However, degradation of adhesive dentine interface remains largely responsible for the relatively short lifetime of tooth colored resin restoration. AIM The aim of the study is to compare the dentin collagen stabilization property of Chlorhexidin...

STATEMENT OF THE PROBLEM Hydrogen peroxide (H2O2) has been suggested to be used in sequence or in combination with chlorhexidine (CHX) to enhance the antibacterial activity against Enterococcus faecalis, but there is no research in the literature on the safety and effectiveness of this irrigation protocol. PURPOSE This study aimed to assess the cytocompatibility and antibacterial activity of ...

To investigate the role that translation plays in the stabilization of the IL-2 mRNA, we inhibited protein synthesis in both cis and trans. To block translation in trans, we utilized the inhibitors puromycin (PUR) and cycloheximide (CHX), which differentially effect polysome structure. We found that CHX enhances the stability of IL-2 mRNA in cells stimulated with anti-TCR Ab alone, but it inhib...

Hydrogen desorption properties of mechanically milled materials composed of nano-structural hydrogenated-graphite (CHx) and alkali(-earth) metal hydride (MH; M = Na, Mg and Ca) were investigated from the thermodynamic and structural points of view. The hydrogen desorption temperature for all the CHx and MH composites was obviously lower than that of the corresponding each hydride. In addition, ...