نتایج جستجو برای: mercury amalgam

تعداد نتایج: 43944  

Journal: :Indian journal of forensic medicine and toxicology 2021

Mercury is released in the environment by various natural and anthropogenic activities. As mercury toxic, presence of high levels a major concern. One source humans dental amalgam fillings. Dental has been used for ages clinics hospitals restoring defective decayed teeth. This raises concern regarding use its disposal. The purpose this article to sensitize people about hazards mercury, make the...

Journal: :Journal of Health and Pollution 2019

Journal: :Neuro endocrinology letters 2003
Jirina Bártová Jarmila Procházková Zuzana Krátká Klára Benetková Zora Venclíková Ivan Sterzl

BACKGROUND Experimental and clinical data published recently show that dental amalgam can give rise to undesirable immunological responses in susceptible individuals. In genetically susceptible strains of experimental animals, mercury and silver can induce autoimmune responses. Sera of patients sensitive to mercury were found to have a higher incidence of autoantibodies relative to controls. ...

2006
H. Lichtenberg

The results of this study indicate that proper amalgam removal and, in some cases, removal of all the other metals and replacement with biocompatible composites can eliminate or reduce 80% of the classic symptoms of chronic mercury poisoning. These results also show that the strength of an individual’s serum-globulin reaction, to many metals used in dentistry, especially the five metals present...

Journal: :Environmental Health 2007
Lars Björkman Birgitte F Lundekvam Torgils Lægreid Bjørn I Bertelsen Inge Morild Peer Lilleng Birger Lind Brita Palm Marie Vahter

BACKGROUND The main forms of mercury (Hg) exposure in the general population are methylmercury (MeHg) from seafood, inorganic mercury (I-Hg) from food, and mercury vapor (Hg0) from dental amalgam restorations. While the distribution of MeHg in the body is described by a one compartment model, the distribution of I-Hg after exposure to elemental mercury is more complex, and there is no biomarker...

Journal: :Acta neurobiologiae experimentalis 2010
Stephen T Schultz

This report reviews current literature regarding the association of the pharmaceutical preservative thimerosal and other mercury exposures with the risk for autism. The evidence presented here does not support a causal association between autism and mercury exposure from the preservative thimerosal. The risk for autism from other mercury exposures such as from dental amalgam restorations or env...

Journal: :The Science of the total environment 2000
D Babi M Vasjari V Celo M Koroveshi

The mercury content in hair, for exposed dental workers and unexposed groups of people living in Albania was studied. The influence of factors such as age, sex, body weight, fish consumption in the diet, number of dental amalgam fillings and time exposed to mercury, was determined. The mean value of mercury content in hair for the subjects under study (0.705 microg/g) was found to be lower than...

Journal: :journal of dentistry, tehran university of medical sciences 0
z. khamverdi associate professor, dental research center, hamadan university of medical sciences, hamadan, iran sh. ebadi assistant professor, department of operative dentistry, school of dentistry, hamadan university of m m. movahhed rad dentist, department of operative dentistry, school of dentistry, hamadan university of medical scien sh. kasraei associate professor, dental research center, hamadan university of medical sciences, hamadan, iran

objective: bleaching of the teeth is considered as a safe, effective, and conservative procedure to treat discolored teeth. the aim of the present study was to compare the amount of mercury and silver released from amalgam after applying two brands of carbamide peroxide 16% bleaching gel. materials and methods: for this experimental study, 384 amalgam tablets were prepared. the samples were kep...

2005
Jiri Barek Josino Costa Moreira Jiri Zima

This contribution is based on our presentation at the 1 International Symposium on Sensor Science, Paris, 16-20 June 2003. It presents recent results regarding the electrochemical determination of submicromolar and nanomolar concentrations of various carcinogenic substances (nitrated polycyclic aromatic hydrocarbons, heterocyclic compounds, azo compounds, aromatic amino compounds, etc.) using b...

Journal: :Journal of Education, Health and Sport 2023

Introduction: Dental amalgam is a dental material that has been used to fill carious cavities for more than 150 years. Amalgam fillings contain about 50% mercury and mixture of other metals. The it contains controversial debated by many researchers, as there evidence its negative effects on the human body. constant release vapor from causing countries discontinue use in treating patients' teeth...

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