Continue reading the main story. Continue reading the main story. Unlike her Newbery Medal-Â­winning novel, âWhen You Reach Me,â in which time travel is the subtext to all the interwoven story lines, Rebecca Steadâs new book, âLiar & Spy,â is firmly grounded in the here and now.What the two do share is a mood of shimmery unrest.Part comingÂ­-of-age tale, part mystery, âLiar & Spyâ takes place in contemporary Brooklyn and revolves around a seventh-grade loner and misfit named Georges.hat the two do share is a mood of shimmery unrest. Part comingÂ­-of-age tale, part mystery, âLiar & Spyâ takes place in contemporary Brooklyn and revolves around a seventh-grade loner and misfit named Georges.
Credit: iStockphoto. Infection with a pathogen does not necessarily lead to disease. Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease occurs when the cells in your body are damaged as a result of infection and signs and symptoms of an illness appear. The incidence of disease among those infected varies greatly depending on the particular pathogen and individual susceptibility.
Before we go into the details of how does bacteria cause diseases, it is important to understand the difference between 'infection' and 'infectious disease'. When an organism is able to lodge itself in or the tissue of the host and multiply, it is called an infection. However, not every infection leads to a disease.f these infectious agents, one of the most common cause of serious illnesses in humans is bacteria. They are really, tiny microorganisms that are visible only with the aid of a microscope. These tiny microorganisms have a specific pathway that leads to development of an infection in an otherwise healthy person.