Acinetobacter baumannii- An Overview

Acinetobacter baumannii

Habitat of Acinetobacter baumannii The first Acinetobacter found in soil was discovered in 1911 by M.W. Beijerinck. It is associated with the aquatics environment. It has been recovered from soil, water, animals, and humans. Found in the respiratory and oropharynx secretions … Read more

Lymphocytes- Types and Functions

Lymphocytes- Types and Functions

Lymphocytes are the cells that specifically recognize and respond to foreign antigens and are mediators of humoral and cellular immunity. Lymphocytes, the unique cells of adaptive immunity, are the only cells in the body that express clonally distributed antigen receptors, … Read more

Macrophages- Introductions and Functions

Macrophages- Introductions and Functions

Macrophages The mononuclear phagocytic system consists of monocytes circulating in the blood and macrophages in the tissues. The monocyte is considered a leukocyte in transit through the blood, which becomes a macrophage when fixed in a tissue. Monocytes and macrophages … Read more

Types of Microscopes

Types of Microscopes

A good microscope should have three properties: Good resolution: Resolution power refers to the ability to produce separate images of closely placed objects so that they can be distinguished as two separate entities. The resolution power of: The unaided human … Read more

Centrifugation- Principle, Types and Applications

Centrifugation

Centrifugation is a technique of separating substances which involves the application of centrifugal force. The particles are separated from a solution according to their size, shape, density, the viscosity of the medium and rotor speed. Principle of Centrifugation In a solution, particles … Read more

Biuret Test for Protein

Biuret Test for Protein

What does Biuret test for? Proteins are the complex compound formed by thousands of amino acids. Amino acids are amphoteric electrolytes having carboxyl and amino groups that act like acid and base. It has one positive charge and one negative … Read more