immune surveillance

immune surveillance
immunological surveillance a hypothesized monitoring function by which the immune system protects against cancer; according to the theory, tumor cells constantly arise throughout life by malignant transformation of normal cells but almost all are recognized and destroyed by the immune system, only a few somehow escaping or circumventing immune surveillance to grow and become clinically detectable cancers.

Medical dictionary. 2011.

Игры ⚽ Поможем написать реферат

Look at other dictionaries:

  • immune surveillance — See immunological surveillance …   Dictionary of molecular biology

  • immune surveillance — (ī mūn sur veīl ans) The still somewhat hypothetical process in which lymphocytes such as natural killer (NK) cells recognize and destroy tumor cells; other cells with abnormal surface antigens (e.g., virus infected cells) also may be destroyed …   Dictionary of microbiology

  • immune system — Anat. a diffuse, complex network of interacting cells, cell products, and cell forming tissues that protects the body from pathogens and other foreign substances, destroys infected and malignant cells, and removes cellular debris: the system… …   Universalium

  • Immune system — A scanning electron microscope image of a single neutrophil (yellow), engulfing anthrax bacteria (orange). An immune system is a system of biological structures and processes within an organism that protects against disease by identifying and… …   Wikipedia

  • surveillance — 1. The collection, collation, analysis, and dissemination of data; a type of observational study that involves continuous monitoring of disease occurrence within a population. 2. Ongoing scrutiny, generally using methods distinguished by… …   Medical dictionary

  • NSA electronic surveillance program — An electronic surveillance program, whose actual name is currently unknown, was implemented by the National Security Agency (NSA) of the United States in the wake of the September 11, 2001 attacks. It was part of the President s Surveillance… …   Wikipedia

  • Maladie auto-immune — Les maladies auto immunes sont dues à une hyperactivité du système immunitaire à l encontre de substances ou de tissus qui sont normalement présents dans l organisme. Parmi ces maladies peuvent être cités la sclérose en plaques, le diabète de… …   Wikipédia en Français

  • Acquired Immune Deficiency Syndrome — Acquired Immune Deficiency Syndrome, auch Acquired immunodeficiency syndrome (englisch für „erworbenes Immundefektsyndrom“), zumeist abgekürzt als AIDS oder Aids benannt, bezeichnet eine spezifische Kombination von Symptomen, die beim Menschen in …   Deutsch Wikipedia

  • AIDS — For other uses, see AIDS (disambiguation). Acquired immunodeficiency syndrome (AIDS) Classification and external resources …   Wikipedia

  • Cd4+ T cells and antitumor Immunity — Macrophages are innate immunity. Immunosurveillance and Immunoediting This discovery furthered the development of a previously hypothesized theory, the immunosurveillance theory. The immunosurveillance theory suggests that the immune system… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”