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Articles related to cellular defense mechanisms

All About Restriction Enzymes - Endonucleases - Biotech/Biomedical
Restriction enzymes are found in many different strains of bacteria where their biological role is to participate in cell defense. These enzymes “restrict” foreign ...
http://biotech.about.com/od/proteinengineering/a/restrictenz.htm
HDP - Host Defense Peptides - Antimicrobial Peptides (AMPs)
The many mechanisms by which HDPs work are still being investigated, but ... forming an antigen-like ligand, that attracts cellular defense systems, which then  ...
http://biotech.about.com/od/glossary/g/HDPs.htm
Immune System - the Body's Natural Defense Mechanism - Biology
I'm talking about the body's natural defense mechanism, the immune system. ... The cell mediated immune system protects against foreign organisms that have ...
http://biology.about.com/cs/anatomy/a/aa022604a.htm
The Defense Mechanisms Animals Use to Survive
Defense mechanisms are very important to all animal life. They can give prey ... Animal Cell - Public Domain Image: National Human Genome Research Institute.
http://biology.about.com/od/ecology/a/defensemechan.htm
Immune System Quiz - Biology - About.com
The immune system uses two types of defense mechanisms depending on the ... of two components: the humoral immune system and the cell mediated immune ...
http://biology.about.com/od/organsystems/a/aa120304a.htm
Macrophages - Biology - About.com
These white blood cells engulf and digest pathogens and cellular refuse, ... defense mechanisms that provide the first line of defense against pathogens.
http://biology.about.com/od/bloodcells/fl/Macrophages.htm
Why Trees Get So Old - Tree Defense Process Called ... - Forestry
Tree live to become very old because they have a defense to the disease ... and infected begin a "processes of boundary formation" and new cell growth starts. ... and have developed a very effective defense mechanism for their own surviva...
http://forestry.about.com/od/arboriculture/p/tree_compartmentilization.htm
Alcohol and the Liver Research Update - Alcoholism - About.com
One such defense mechanism is the generation of free radicals that can ... by cells of the liver and immune system in response to infection or cell damage.
http://alcoholism.about.com/cs/alerts/l/blnaa42.htm
Self and Nonself - Thyroid Disease - About.com
Virtually every body cell carries distinctive molecules that identify it as self. The body's immune defenses do not normally attack tissues that carry a self marker.
http://thyroid.about.com/library/immune/blimm02.htm
Predator or Prey Game - Biology - About.com
... Trap for Fruit Flies. See More About. defense mechanisms · endangered species ... Everything You Ever Wanted to Know About Cell... All About Animal Cells ...
http://biology.about.com/library/weekly/blpop1q.htm
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