Anatomical Barriers of Immune System- Skin and Mucus
Before a microbe or parasite can invade the host and cause infection, it must first attach to and penetrate the surface epithelial layers of the body. Organisms gain entrance into …Read more
Immunology is an emerging branch of medical science that deals with studies related to different aspects of the immune system like the cells, structure, function, response against antigens, and disorders.
Before a microbe or parasite can invade the host and cause infection, it must first attach to and penetrate the surface epithelial layers of the body. Organisms gain entrance into …Read more
Mast cells are cells of the immune system of the hematopoietic lineage that remain widely distributed in vascularized tissues throughout the body. Mast cells, unlike other immune cells, do not …Read more
Immunoglobulin D (IgD) is a unique immunoglobulin with a low concentration in serum and the exact function of which is not known. IgD represents about 0.25% of the total serum …Read more
lnflammation or inflammatory response is defined as the biological response of the immune system especially vascular tissues to harmful stimuli, such as microorganisms or other foreign substances. It occurs when …Read more
防御机制是指的方法body protects itself from invasion of pathogenic organisms or other foreign materials such that it provides defence against their harmful effects. …Read more
Immunoglobulin M (IgM) is an antigen receptor on B cells and the first antibody produced in an immune response. It is present both on B cells, and as a soluble …Read more
The main sites of entry for microbes into the body are through mucosal surfaces. Hence, the majority (>50%) of lymphoid tissue in the human body is located within the lining …Read more
Antibodies, or ‘immunoglobulins’, are glycoproteins that bind antigens with high specificity and affinity. In humans there are five chemically and physically distinct classes of antibodies (IgG, IgA, IgM, IgD, IgE). …Read more
What is Active Immunization? Immunization is the process whereby a person naturally acquires or is induced to acquire immunity or resistance to an infectious disease. An individual can acquire such immunity …Read more
Antibodies, or ‘immunoglobulins’, are glycoproteins that bind antigens with high specificity and affinity. In humans there are five chemically and physically distinct classes of antibodies (IgG, IgA, IgM, IgD, IgE). …Read more