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Thursday 3 January 2013

Thesaurer Thursday

We encounter words that cause confusion or are used incorrectly, almost daily. We can make stupid mistakes if we don't know the correct usage of the words that are commonly mistaken. 

For example 'toxin' is a word that is misused. Toxin is toxic and poison is toxic but mark poison cannot be a toxin. Many lifestyle journalists use the word 'toxin' incorrectly. Toxin is biologically produced and not  generated by artificial processes.

'Thesaurer Thursday', will be a regular feature that will appear on Twining Stream on every Thursday. It will be a treasure trove of properly understood words.

Toxin, Hapten and Antigen
  Toxin, antibody and Hapten evoke immune response but can't be used interchangeably.

toxin
Toxin is an antigenic poisonous substance that is produced within the living cells e.g., bee sting venom. Poisonous substances which are  synthesized using chemical process are not toxins, but are toxicants/toxics.

Antigen is antibody generator. It evokes the production of one or more antibodies. And the antibodies produced bind to a specific antigen. Like a key fits into a lock antigen binds to the antigen binding site of the antibody. Antigens are of two types self and non-self, self antigens are tolerated by the body.

Hapten is a molecule that attaches to a protein which acts as its carrier and illicits  immune response. The small protein which acts as the carrier is incapable of generating immune response. Hapten is incapable of acting as an antigen and thereby stimulating the production of antibodies without its association with the carrier protein.

Toxin is a fictional character in the marvel comics universe.

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