Blogs Posts in Chemistry category; 81 blog posts

Interlaboratory Validation Study

ETL appeared on Television broadcasts of two news conferences called by John Keane of Trout Unlimited. The news conferences were to publicize the release of the report. A Study of Storm Water Conveyances as Point Sources of Pollution in t [...]

Posted On : Mar, 15 2007 | Comments : 0

Current Projects Of Environmental Toxicology Laboratory

Environmental Toxicology Laboratory and the Woods Hole Oceanographic Institution, in a joint project, have discovered that the swimming pattern produced by the 10 micron diameter flagellate, Tetramitus rostratus is extremely sensitive, in [...]

Posted On : Mar, 15 2007 | Comments : 0

What Is So Great About Environmental Toxicology Laboratory

Environmental Toxicology Laboratory submits Testimony to the EPA Expert Panel on WTC Contaminant Monitoring. On November 15, 2004 Dr. Robert Jaffe submitted a proposal, to the WTC Expert Panel, for inclusion of the Tetramitus Particle Ass [...]

Posted On : Mar, 15 2007 | Comments : 0

Environmental Toxicology Laboratory

ETL is a research, development and testing laboratory concentrating its efforts on new approaches to toxicity testing. ETL has developed and recently patented a simple, rapid and cost-effective cytotoxicity screen, the Tetramitus Assay. [...]

Posted On : Mar, 15 2007 | Comments : 0

Chlorinated Triclosan

The research makes clear that it is always wise to wear gloves when dishwashing, says Doris Day, M.D., an assistant professor of dermatology at New York University Medical Center. In light of previous studies showing that the levels of tr [...]

Posted On : Mar, 15 2007 | Comments : 0

The Formation Of Chloroform

The formation of Chloroform from triclosan is of concern because the U.S. EPA classifies the compound as a probable human carcinogen. Moreover, the presence of trihalomethanes such as chloroform in drinking water has been linked with huma [...]

Posted On : Mar, 15 2007 | Comments : 0

The Triclosan

Washing dishes by hand with an antibacterial dishwashing liquid can do more than just ensure that the plates, glasses, and silverware are free from grease and germs, according to Peter Vikesland of the Virginia Polytechnic Institute and S [...]

Posted On : Mar, 15 2007 | Comments : 0

Autoimmune Disease

The development of autoimmunity has been linked with chemical exposure as well. The notion of chemically-induced autoimmune states is not new since many chemicals are known to induce the onset of Systemic Lupus Erythematosis (SLE). Some c [...]

Posted On : Mar, 15 2007 | Comments : 0

Polycyclic Aromatic Hydrocarbons

The chemicals produced by combustion, the polycyclic aromatic hydrocarbons, have been shown to have a lot of inhibiting effects on the immune system which includes decreased T-cell-dependent antibody response, decreased splenic activity, di [...]

Posted On : Mar, 15 2007 | Comments : 0

Organochlorine Compounds

Among the organochlorine compounds, DDT has been found to have many damaging effects on the immune system. It reduces killing capacity of Neutrophils,it reduces the number of plasma responder cells, increases degranulation of mast cells, [...]

Posted On : Mar, 15 2007 | Comments : 0

Total Petroleum Hydrocarbons

The use of data on the water concentration of total petroleum hydrocarbons in hazard evaluation for marine biota is hindered by the lack of justified water quality criteria for TPH. Using ecotoxicology data for marine organisms, numerical [...]