"There is a clear responsibility here, if it is scientifically shown" that the chemical caused the deaths, "and there is only one culprit," Ms. Villalobos said.
The devil is in our inability to identify cause and effect: which drop of what chemical caused the cancer of Phyllis Kutt, featured in your article, or anyone else's, we will likely never know.
Like Newcastle Brown Ale, these popular fizzy drinks have changed their recipes in recent years to lower the levels of 4-MEI following the publication of a 2007 study that claimed the chemical caused lung tumours in animal test subjects.
This chemical caused a stir a few years ago when it was discovered that human sialic acid is different from that found in apes and, indeed, any other mammals.
A simple algebraic model is proposed to estimate the transport of a volatile or soluble chemical caused by oscillatory flow of fluid in a porous medium.
After 12 to 24 hours, this chemical caused the Y-larvae to morph into something completely different: a balloonlike blob that lacked both a digestive and a nervous system, the researchers report online in the 20 May issue of Biomed Central.
