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 [...]
Centrifugation is a useful means of isolating and purifying cellular components because most organelles and macromolecules differ from one another significantly in size and density (and sometimes also in shape, especially in the case of macromolecules). These properties, as well as the density and viscosity of the surrounding medium, determine the rate at which a specific particle will move when [...]