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Toxin

toxin

(Science: pharmacology) A poison, frequently used to refer specifically to a protein produced by some higher plants, certain animals and pathogenic bacteria, which is highly toxic for other living organisms.

Such substances are differentiated from the simple chemical poisons and the vegetable alkaloids by their high molecular weight and antigenicity.

Origin: Gr toxikon = arrow poison, from Gr. Toxikos = of or for a bow A poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species.Created by organisms in their metabolic processes and prove injurous to other organisms.


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What do you do when talking to creationists?

... bacterial flagellum, and then telling the person that if you remove many of the parts from a flagellum, you have a structure quite similar to the toxin injector used in bubonic plague bacteria (Type III Secretion System). Another thing I use is the idea based on the mousetrap argument- that a ...

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by FriarBroccoli
Sat Jan 18, 2014 2:40 am
 
Forum: Evolution
Topic: What do you do when talking to creationists?
Replies: 4
Views: 4219

What do you do when talking to creationists?

... bacterial flagellum, and then telling the person that if you remove many of the parts from a flagellum, you have a structure quite similar to the toxin injector used in bubonic plague bacteria (Type III Secretion System). Another thing I use is the idea based on the mousetrap argument- that a ...

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by Dubnium105
Fri Jan 17, 2014 11:08 pm
 
Forum: Evolution
Topic: What do you do when talking to creationists?
Replies: 4
Views: 4219

Dioxin and Heated Bottled Water

... that has been left in a car. The heat reacts with the chemicals in the plastic of the bottle which releases dioxin into the water. Dioxin is a toxin increasingly found in breast cancer tissue. So please be careful and do not drink bottled water that has been left in a car. Pass this on to all ...

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by Ahsmeah
Fri Aug 02, 2013 3:21 pm
 
Forum: General Discussion
Topic: Dioxin and Heated Bottled Water
Replies: 1
Views: 1339

Re: Amino acid sequence

http://www.ncbi.nlm.nih.gov/protein/?term=cholera+toxin

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by stopherlogic
Fri Jul 26, 2013 11:59 am
 
Forum: Microbiology
Topic: Amino acid sequence
Replies: 1
Views: 661

Amino acid sequence

How do I find amino acid sequence for different sub-units for cholera toxin ? ? Please help me. Share link or etc.

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by Helics
Fri Jul 26, 2013 8:48 am
 
Forum: Microbiology
Topic: Amino acid sequence
Replies: 1
Views: 661
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