Search Results for: necrosis

Necrosis- Definition, Types, Causes, Mechanism, Symptoms, Treatment

Leave a Comment / CELL BIOLOGY /

Introduction: Necrosis is defined as irreversible cell damage and eventual cell death caused by pathogenic processes. It is an uncontrolled cell death that causes enlargement of the cell organelles, plasma membrane rupture and ultimately cell lysis, and leakage of intracellular contents into surrounding tissue, resulting in tissue injury. It is the death of cells or […]

Necrosis- Definition, Types, Causes, Mechanism, Symptoms, Treatment Read More »

Apoptosis- Definition, Types, Stages, cancer, Regulations, Necrosis

Leave a Comment / MOLECULAR BIOLOGY /

Introduction: There are two main forms of cell death: apoptosis and necrosis. Apoptosis is a type of programmed cell death that occurs in multicellular organisms. It is a normal and important process that occurs during the development and maintenance of tissues, and it helps to keep the number of cells in an organism under control.

Apoptosis- Definition, Types, Stages, cancer, Regulations, Necrosis Read More »

Inflammation: Introduction, Causes, Components, Steps, Symptoms, Types, Complications

Leave a Comment / BIOLOGY /

Introduction: Inflammation is a normal response of the living tissue to protect tissues from injury, infection, or diseases that bring cells and molecules of host defense to the sites in order to eliminate causative agents and restore tissue to normality. It is a part of innate immunity, a protective response of the living system. The

Inflammation: Introduction, Causes, Components, Steps, Symptoms, Types, Complications Read More »

Pathogenic Microorganisms: Introduction, Types, Source of infection, symptoms and Diseases

Leave a Comment / MICROBIOLOGY /

Introduction: Pathogens are defined as organism that are taxonomically widely diverse that cause diseases to their respective hosts with the severity of symptoms of diseases. It comprises not only viruses’ bacteria and fungi but also unicellular and multicellular eukaryotes. Generally, depending on their relationship to the host, microorganism can be classified as saprophytes and parasites.

Pathogenic Microorganisms: Introduction, Types, Source of infection, symptoms and Diseases Read More »

Entamoeba histolytica: Morphology, Life Cycle, Pathogenesis, Clinical manifestation, Diagnosis

Leave a Comment / MICROBIOLOGY /

Introduction: It is a common protozoan parasite found in the large intestine of human. It is one of the leading parasitic causes of death in developing countries  It causes amoebic dysentery and liver abscess in human Morphology: The parasite occurs in 3 forms Trophozoite Precyst Cyst Life Cycle: Life cycle of histolytica is relatively simple which is

Entamoeba histolytica: Morphology, Life Cycle, Pathogenesis, Clinical manifestation, Diagnosis Read More »

Cancer Cell

Cancer- Definition, Types, Hallmarks, Stages, symptoms, Diagnosis, Prevention  

Leave a Comment / MOLECULAR BIOLOGY /

Introduction: Cancer is a term used to describe a wide range of illnesses that are all defined by the growth of abnormal cells that have the capacity to invade and kill healthy bodily tissue while also dividing uncontrolled. Many tumors and the aberrant cells that make up the cancer tissue are further characterized by the

Cancer- Definition, Types, Hallmarks, Stages, symptoms, Diagnosis, Prevention   Read More »