Major Histocompatibility Complex, MHC
Major histocompatibility complex (MHC) is the group of genes located at the long arm of chromosome 6 in humans and chromosomes 17 in mice. They are also called Human Leucocyte… Read more »
Category: Immunology
Antigens and Immunogens
Immunogens and antigens are different in term of the definitions. Immunogens are the substance that can induce the immune response, basically production of B and/or T cells. It is so… Read more »
Antibody or Immunoglobulin
Antibodies, also known as immunoglobulins or Igs are secreted by plasma cells (B-lineage cells). Immunoglobulins are Y shaped, consisting of four polypeptides (two identical heavy chains and two identical light… Read more »
Phagocytosis
Phagocytosis is an endocytosis process where the extracellular particle is ingested by phagocytes. The specialized cells actively involve in phagocytosis are monocyte, macrophage, neutrophil and dendritic cell. Phagocytosis process Phagocyte… Read more »
Complement System
Complement system is the major effector of immune system. It plays an important functions in both innate and adaptive immunity. Complement system has more than 20 serum glycoproteins synthesized mainly… Read more »
Innate Immunity
Innate immunity is also called as non-specific immune system or natural immunity. It is innate where every individual is born with it. Innate immunity consists of four types of defensive… Read more »
Cells of Immune System
Lymphocytes are the central cells of the immune system. Lymphocytes responsible in adaptive immunity which contribute in diversify, memory, specificity and self and non self recognition. White blood cells also… Read more »
HIV and AIDS
AIDS is constellation disorder from HIV (human immunodeficiency virus) infection. The HIV virus cripples human immune system and cause body more susceptible to various rare infectious disease. This is so… Read more »
Allergy and Hypersensitivity
Hypersensitivity is an immune response results in exaggerated reactions harmful to the host. Hypersensitivity is classified into four types: Type I hypersensitivity Type II hypersensitivity Type III hypersensitivity Type IV… Read more »
Cancer Immunology
Tumor or cancer is a pathological cell masses caused by abnormal and uncontrolled cell division of single cell. The transformation of normal cell to tumor cell can be due to… Read more »