Exposure to phtoestrogens comes mainly through diet. This plant compound is widespread and can be found in a variety of foods such as herbs and seasonings, grains, vegetables, fruits and drinks. Some specific examples include:
See also antineoplastic therapy. broad-spectrum antibiotic one that is effective against a wide range of bacteria, both gram-positive and gram-negative. Î²-lactam antibiotic any of a group of antibiotics, including the cephalosporins and the penicillins, whose chemical structure contains a Î²-lactam ring.
Narrow-spectrum Vs. Broad-spectrum Antibiotics: A Comparative Analysis The difference between narrow-spectrum and broad-spectrum lies in the range of bacteria that the antibiotic can act on. The latter class of antibiotics are better at treating different types of bacterial infections.