Many pathogenic bacteria exist in nature as multiple antigenic types or serotypes, meaning that they are variant strains of the same pathogenic species. For example, there are multiple serotypes of Salmonella enterica based on differences in cell wall (O) antigens and/or flagellar (H) antigens.any pathogenic bacteria exist in nature as multiple antigenic types or serotypes, meaning that they are variant strains of the same pathogenic species. For example, there are multiple serotypes of Salmonella enterica based on differences in cell wall (O) antigens and/or flagellar (H) antigens.
While not from the official/government source, there are reports that some Amish use GMO seeds â BT corn (From: BBC) and nicotine-free tobacco (From: Wired). Whatâs interesting, this BBC video actually shows a horse drawn carriage with a chemical cistern mounted on the top, used to spray chemicals on the fields.
A genetically engineered food is a plant or meat product that has had its DNA artificially altered in a laboratory by genes from other plants, animals, viruses, or bacteria, in order to produce foreign compounds in that food. This type of genetic alteration is not found in nature, and is experimental.uch of the World Already Requires Labeling of Genetically Engineered Foods. 64 countries with over 40% of the worldâs population already label genetically engineered foods, including the entire European Union. China labels genetically engineered foods.