In daily life, I believe that many friends who live near large factories will have such a doubt, that is, some products produced in the factory will bring harm to our body. Especially some vanadium titanium production bases, the vanadium trioxide, vanadium pentoxide, etc. produced are some highly toxic items. So what are the hazards of vanadium to the human body? In response to this question, please ask friends to learn about it with me in the next time. The biological and toxicological research of vanadium began in 1876 and developed rapidly in the 1970s and 1980s. Studies have found that the chemical properties of vanadium are the basis for determining its biological effects. The toxicity and life effects of vanadium compounds are not only related to the total amount of vanadium, but more importantly, they are affected by the chemical properties and occurrence forms of vanadium. The toxicity of metallic vanadium is very low, but its compounds are moderately toxic to animals and plants, and the toxicity increases with the increase of the vanadium compound state. Pentavalent vanadium is the most toxic; VO2+ is ineffective for organisms, while VO3- is easily absorbed. It can be seen that different chemical forms exhibit different biological effects. In ambient systems, vanadium can exist in oxidation states ranging from (-1) to (+5) and usually forms a number of aggregates. In extratissue fluids and cells, the main forms of vanadium are vanadates (VO3-, V5+) and vanadium oxycations (VO2+, V4+). After vanadates enter cells, they are reduced to vanadium oxycations by glutathione (C10H17O6N3S) and other substances, and then combined with ligands such as proteins, phosphates, citric acid, and lactic acid to exist stably. Whether it is vanadate or vanadium oxycation, when in appropriate amounts, it promotes the physiological functions of animals, such as maintaining the growth of organisms; maintaining the normal functioning of the cardiovascular system; inhibiting the synthesis of cholesterol; promoting hematopoietic function; affecting insulin in tissues, promoting the absorption, oxidation and synthesis of glucose, and showing an insulin-like effect; promoting protein tyrosine phosphorylation; promoting potassium absorption; reducing the hydrolysis of triglycerides and protein degradation, etc. The above paragraphs have revealed the harm of vanadium to the human body. I sincerely hope that you can read the above content carefully so that you can make the most correct judgment on these harms in your daily life. Of course, I would like to remind you that when we choose to live or work, we must stay away from those large factory production bases, so as to ensure our health. |
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