The persistent exposure of bacterial strains to a multitude of beta-lactams has led to overproduction and mutation of Beta-lactamases. These -lactamases are capable of hydrolyzing penicillins,... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.