Dictionary » A » Antioxidant



(Science: chemistry) One of many widely used synthetic or natural substances added to a product to prevent or delay its deterioration by action of oxygen in the air. Rubber, paints, vegetable oils and prepared foods commonly contain antioxidants.

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Measuring ROS with DCFH probe

... on the folllowing situation. I'm trying to measure ROS in HUVEC cells with the fluorescent probe DCFH by flow cytometry. I apply oxidant and antioxidant treatments, and what I get is that the cells with an oxidant treatment show less fluorescence than the control and those with oxidant + ...

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by rem
Wed Oct 30, 2013 6:49 pm
Forum: Molecular Biology
Topic: Measuring ROS with DCFH probe
Replies: 1
Views: 1838

Please comment this theory, is this theory correct?

I made a theory that explains how flavonoids kill cancer cells without harming normal cells . Quercetin is an antioxidant. It neutralizes free radicals. While doing so this quercetin changes to a radical molecule. For example it neutralizes 4 radical molecules and becomes a radical ...

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by schang1984
Tue Aug 13, 2013 2:49 pm
Forum: Cell Biology
Topic: Please comment this theory, is this theory correct?
Replies: 5
Views: 6380

Beet Root Pigment

... The findings suggest that betaine possesses significant anti-stress activity, which may be due to its antioxidant property. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2867421/ Further investigation using whole liver tissues revealed that betaine supplementation ...

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by jinx25
Mon Oct 08, 2012 2:54 am
Forum: General Discussion
Topic: Beet Root Pigment
Replies: 7
Views: 5004

Cell treatment, various concentrations from a stock solution

... working with smooth muscle cells and resveratrol, a molecule found in grape skins which has been proven to reduce hypertension and to have various antioxidant effects. I need to treat each cell culture with different concentrations of this molecule (diluted in DMSO). I am planning on making my ...

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by tsao
Tue Oct 11, 2011 4:45 pm
Forum: Molecular Biology
Topic: Cell treatment, various concentrations from a stock solution
Replies: 11
Views: 7882

Re: Re:

Or maybe something like Vitamin C. It is an antioxidant, but if you get too much it has just the opposite effect. This is actually not correct. Of the "simple" vitamins, only A, D, E, and K can pose a problem when you have too much. ...

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by adihutama
Fri Feb 11, 2011 12:47 am
Forum: Microbiology
Topic: Is Spirulina really good for our health ?
Replies: 38
Views: 161200
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