Two general types of immunity are recognized – natural immunity and acquired immunity. The word "immune" is derived from the Latin stem immuno, meaning safe, or free from. In its most general sense, the term implies a condition under which an individual is protected from disease. This does not mean, however, that one is immune to all diseases, but rather [...]
A typical growth curve for a population of bacterial cells, illustrates some of the dynamics that affect the population over the course of time. The population's history may begin when several bacteria enter the human respiratory tract or are transferred to a tube of growth medium in the laboratory phases of the curve are recognized as follows: The lag phase [...]
In this article we will discuss about:- 1. Introduction to Chemotherapeutic Agents 2. Definition of Chemotherapeutic Agents 3. Short History 4. Groups. Introduction to Chemotherapeutic Agents: For centuries, physicians believed that heroic measures were necessary to save patients from the ravages of infectious diseases. They prescribed frightening courses of purges and bloodlettings, enormous doses of strange chemical concoctions, ice water [...]