Killers

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Killers

Killers (/ˈkɪlərz/) is a term used in various fields of medicine to describe certain types of cells, substances, or diseases that have the potential to cause death or severe harm to the body. The term is derived from the Old English word 'cwellere', which means 'one who kills'.

Types of Killers

  • Cancer cells: These are cells that grow and divide at an uncontrolled, rapid pace. They can invade and destroy surrounding healthy tissue, including organs.
  • Pathogens': These are harmful or disease-causing microorganisms, such as bacteria, viruses, fungi, and parasites. They can cause various diseases, including infections, which can be fatal if not treated properly.
  • Toxins: These are poisonous substances produced within living cells or organisms. They can cause disease when introduced into the body.
  • Autoimmune diseases: These are conditions in which the body's immune system attacks its own cells, tissues, or organs. They can lead to severe damage and dysfunction of the body's systems.

Related Terms

  • Cytotoxic: Referring to a substance or process that kills cells.
  • Necrosis: The death of cells or tissues from severe injury or disease, especially in a localized area of the body.
  • Apoptosis: A form of programmed cell death that occurs in multicellular organisms.
  • Pathology: The study of the causes and effects of diseases, especially the branch of medicine that deals with the laboratory examination of samples of body tissue for diagnostic or forensic purposes.

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