Fighting Disease on a Cellular Level
Feb 08, 2014 01:50AM
● By
Dr. Joe McCord
Often called “the building block of life”, the cell was discovered in 1665 by British scientist Robert Hooke. Nearly 200 years later, scientists identified the cell as the fundamental functional, structural and biological unit for all known living organisms.
The human body contains somewhere in the neighborhood of 100 trillion cells. It’s an unfathomable number, but we know that these microscopic units are essential for maintaining life. Cells make up tissues, such as bone tissue and muscle tissue. Tissues in turn compose organs, which of course, carry out the body’s vital processes and functions. Cells also make up the skin and glands; they line the blood vessels and make up muscles. Cells also compose the brain, spinal cord and nerves. In essence, cells provide the framework of the entire body.
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