نتایج جستجو برای: silver nitrate staining

تعداد نتایج: 151147  

Journal: :Chest 2000
F S Vargas L R Teixeira M A Vaz A O Carmo E Marchi P M Cury R W Light

STUDY OBJECTIVE The ideal agent for producing pleurodesis has not been identified. Although talc is the agent most commonly used at the present time, there are concerns about its safety. Silver nitrate is a possible alternative agent. The purpose of the present study was to compare the effectiveness of intrapleural silver nitrate and talc slurry in producing pleurodesis in rabbits. Additionally...

2004
Dohyun Kim Ira B. Goldberg Jack W. Judy

Nitrate-sensing system that consists of a micromachined sensor substrate, nitrate-permeable membrane, integrated microfluidic channels, and standard fluidic connectors has been designed, fabricated, assembled, and tested. Our microsensor was designed for in-situ monitoring of nitrate concentrations in ground water. A silver electrode was patterned for amperometric nitrate detection. An electroc...

2006
B. Djordjevic

Bis(p-tolylsulfonylmethylisocyanide)silver nitrate is obtained from the reaction of the isocyanide ligand with silver nitrate in chloroform regardless of the applied ratio of the reactands (1:1 or 2:1). The crystal structure of the product has been determined. In the complex molecule with C2 symmetry, the nitrate anion is attached to the silver center as an η2-chelating ligand. Owing to this ap...

2016
Kamiar Zomorodian Seyedmohammad Pourshahid Arman Sadatsharifi Pouyan Mehryar Keyvan Pakshir Mohammad Javad Rahimi Ali Arabi Monfared

Currently, researchers turn to natural processes such as using biological microorganisms in order to develop reliable and ecofriendly methods for the synthesis of metallic nanoparticles. In this study, we have investigated extracellular biosynthesis of silver nanoparticles using four Aspergillus species including A. fumigatus, A. clavatus, A. niger, and A. flavus. We have also analyzed nitrate ...

Ali Banagozar Mohammadi, Hassan Solhi, Maryam Zaare Nahandi,

Background: Intoxication with aluminum phosphide has been prevalent in Iran recently. Lab confirmation of the poisoning is needed in clinical and post-mortem settings. Present study was conducted to determine efficiency and validity of silver nitrate test for detection of aluminum phosphide in samples. Methods: Information about dead patients with history of aluminum phosphide poisoning refer...

2016
Markus Reise Michael Gottschaldt Carina Matz Andrea Völpel Klaus D. Jandt Ulrich S. Schubert Bernd W. Sigusch

BACKGROUND It was the aim of this study to evaluate the antibacterial impact of two silver(I) carbohydrate complexes with tripodal thioglycosides, namely tris[2-(β-D-thio-glucopyranosyl)ethyl]-amine-silver(I)-nitrate (3) and tris[2-(α-D-thio-manno-pyranosyl)ethyl]-amine-silver(I)-nitrate (4), on five oral pathogenic bacterial strains. Furthermore, cytocompatibility was tested using human gingiv...

2017
Tokouré Assoumatine Helen Stoeckli-Evans

The reaction of the ligand 2,3,5,6-tetra-kis-[(methyl-sulfanyl)-meth-yl]pyrazine (L1) with silver(I) nitrate led to {[Ag(C12H20N2S4)](NO3)} n , (I), catena-poly[[silver(I)-μ-2,3,5,6-tetra-kis-[(methyl-sulfan-yl)meth-yl]pyrazine] nitrate], a compound with a metal-organic chain structure. The asymmetric unit is composed of two half ligands, located about inversion centres, with one ligand coordin...

تقی‌زاده, مینا , سلگی, موسی ,

One of the major advantages of in vitro culture of African violet (Saintpaulha ionantha) is production of new cultivars and propagation of their chimera which might not be propagated by the other methods. In this study, we tested the effects of silver nanoparticles on the sterilization rate (antifungal and antibacterial activity), regeneration and shoot formation of African violet "Pink Amiss" ...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2015
Nathan Johnson John Faria Philomena Behar

OBJECTIVE To compare the outcome of children with anterior epistaxis treated intraoperatively with either bipolar electrocautery or silver nitrate chemical cautery. STUDY DESIGN Case series with chart review. SETTING Tertiary-care pediatric otolaryngology practice. SUBJECTS Children aged 2 to 18 years treated with either intraoperative bipolar electrocautery or silver nitrate chemical cau...

Journal: :Acta dermato-venereologica 2012
Susanne Sütterlin Eva Tano Agneta Bergsten Anna-Britta Tallberg Asa Melhus

Silver-based dressings have been used extensively in wound management in recent years, but data on their antimicrobial activity in the clinical setting are limited. In order to explore their effects on chronic leg ulcer flora, 14 ulcers were cultured after at least 3 weeks treatment with Aquacel Ag(®) or Acticoat(®). Phenotypic and genetic silver resistance were investigated in a total of 56 is...

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