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.
Comparison #1 - Engineered Hardwood Flooring vs. Solid Hardwood Flooring. Solid hardwood flooring has been around the longest and has been the main flooring option for centuries, and for several very good reasons. Solid wood has a richness in color and grain that is loved by many.