Stories like this have cast phages as a miracle cure.And these tiny viruses do have a lot of things going for them. They target bacteria with stunning specificity. “We think of phage as a targeted missile,” s
One of the ways that bacteria protect themselves from the attack of viruses is through the production of restriction enzymes. Restriction enzymes will...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your toug...
RIGA - The flu season is underway and swine flu infections are already on the rise. Many people are in the fight against both seasonal and the H1N1 virus. The weather is cold and rainy. It expedites the spread of viruses. Here are several effective ways to guard against the flu, without...
How Viruses Work Medicines That Can Help Contrary to popular belief,antibioticshave no effect on a virus. Most antibiotics interfere with the reproduction of bacteria, hindering their creation of new genetic instructions or new cell walls. Because viruses do not carry out their own biochemical reacti...
It would be unwise to rely on new antibiotics to solve the problem. The rate at which resistance emerges is accelerating. Some new drugs last only two years before bacteria devise countermeasures. When new antibiotics do arrive, doctors often hoard them, prescribing them only grudgingly and for ...
How do antibodies fight pathogens? How do pathogens cause infectious disease? How do macrophages ingest bacteria and or viruses? How do prions differ from viruses? What is the importance of antibiotics in medicine? What are viruses made of?
How Viruses Work How do bacteria become resistant to antibiotics? Where do the names for prescription drugs come from? More Great Links U.S. Department of Agriculture (USDA): Penicillin: Opening the Era of Antibiotics The New York Times: "The Fat Drug" ...
When non-resistant bacteria are exposed to an antibiotic, most of them die. But due to the increase of mutations some of the bacteria are becoming resistance to the antibiotic. The bacteria are all subject to natural selection. Natural selection is as simple as saying that the bacteria that ...
The immune system is an important defense mechanism that protects our bodies against viruses, bacteria, and other pathogens that cause diseases. A healthy immune system is essential to fight off diseases. You can easily get ill when your immune system is weak or overactive. The immune system is...
The first defence against viruses is the skin. Skin is the largest organ of the human body. It helps regulate body temperature, acts as a barrier against bacteria and viruses and is home to 1000s of receptor cells which allow us to feel something when we touch it. ...