Ragweed allergen worsened by pollution
The German Research Center for Environmental Health studied the effects of nitrogen oxides (NO2) on the pollen of ragweed. Furthermore, pollen from NO2 treated plants have more binding capacity to the specific IgE antibodies of individuals allergic to ragweed. This is the beginning of an allergic reaction. Ragweed is native to the east and mid-west ...click here to read more
