There are many dangerous infections in the world, in particular typhoid fever. The diagnosis of this disease must be confirmed by a certified medical specialist. But at the stage of diagnosis, an express method is used as the first diagnosis. For this purpose, special reagents are used. For example, antigen-specific diagnosticums based on erythrocyte diagnosticums.
But there is also a very insidious disease - salmonellosis. It is this that is often found in domestic territories due to its pork origin. In addition, at the junction of two states (Russia-Kazakhstan), disputes arise between countries about the origin