Lymphocytes. Pathogens contain certain chemicals that are foreign to the body and are called antigens. Each lymphocyte carries a specific type of antibody-a protein that has a chemical 'fit' to a certain antigen.
Carpet vs. Laminate Flooring. When looking at flooring options, carpets and laminate floors are popular choices. Their cost is usually comparable and is cheaper than solid hardwood flooring. Roughly half of new flooring sold in America every year is carpet. Laminate flooring is considered more hygienic and hypoallergenic than carpet, as it is easily cleaned, and dirt won't go unnoticed.
Engineered wood flooring is made with the help of plywood at the bottom while hardwood is employed at the top. Laminate flooring, on the other hand makes use of synthetic materials which are made with mixture of fiberboard. These floors look similar but have got a number of differences.