Molibden vypolniaet role katalizatora in various biokhimicheskikh reaktsiiakh and is sostavliaiushchim komponentom mnogikh enzymes. It participates in sleduiushchikh processes: igraet vazhnuiu role in processes, sviazannykh with preobrazovaniem azota, otvechaet for synthesis aminokislot, kontroliruet usvoenie azotsoderzhashchikh soedinenii organizmom, formation and vyvedenie mochevoi acids, otvechaet for vyvod toksichnykh substances from body human, which postupaiut in protsesse kureniia, priniatiia alkogol'nykh napitkov, dykhaniia vrednymi parami on promyshlennykh predpriiatiiakh, participates in reguliatsii reproduktivnoi function, iskliuchaet development such conditions, as impotentsiia and frigidnost', participates in processes metabolism substances and function pancreatic glands, increases effectiveness function vitamin WITH, protects body from infektsionnykh, inflammatory processes, which provides polozhitel'noe effect on obshchee condition body, promotes nakopleniiu ftora, this is vazhnym faktorom in detskom vozraste, kogda proiskhodit growth and development kostnykh tissues, kontroliruet content gland, participates in reaktsiiakh blood circulation and dykhaniia.
Molibden, glavnym obrazom, kontsentriruetsia in liver, pochkakh, nadpochechnykh zhelezakh and kostnykh tkaniakh. Molibden necessary for okisleniia sery, which is included in composition proteins, which accelerates metabolizm and udalenie from body mochevoi acids, predotvrashchaia development podagry. With dostatochnoi obespechennosti body molibdenom umen'shaetsia veroiatnost' development anemii.
Sutochnaia potrebnost' in molibdene: optimal'noi dozoi schitaetsia from 75 to 300 mkg in sutki – for vzroslykh and podrostkov. Detiam, nachinaia with grudnogo vozrasta and to 10 let, trebuetsia from 15 to 150 mkg molibdena, in zavisimosti from massy tela.
Nedostatok molibdena body: with nedostatke molibdena razvivaiutsia dezorientatsiia in prostranstve, poroki brain, umstvennaia otstalost', narushenie chuvstvitel'nosti, kurinaia slepota, patologii khrustalika; in pochkakh mogut obrazovat'sia kamni, zagriazniaiutsia cells and ukhudshaetsia composition blood. Chelovek stanovitsia nervnym and legko vozbudimym, chasto utomliaetsia and plokho spit, its body chasto reagiruet on razlichnye razdrazhiteli toshnotoi and rvotoi, odyshkoi; nekotorye liudi dazhe vpadaiut in komu.
IN rezul'tate defitsita molibdena narushaetsia belkovyi metabolism: snizhaetsia immunity, chelovek teriaet massu tela, skin and myshtsy obvisaiut and stanoviatsia driablymi, voznikaiut otioki.
TO vneshnim proiavleniiam, which, odnako, idut iznutri body, mozhno otnesti loss hair and oblysenie, porazheniia skin and nogtei – dermatity and gribkovye zabolevaniia.
Izbytok molibdena in body: izbytok molibdena vstrechaetsia redko, 5-10 mg priniato schitat' toksicheskimi, 50 mg – letal'noi dozoi. IN obshchem, toksichnost' soedinenii molibdena is otnositel'no nevysokoi.
Upotreblenie molibdena in granitsakh dozy 10-15 mg in den' vyzyvaet klinicheskie simptomy otravleniia. Esli amount mikroelementa prevyshaet 15 mg in sutki, vozrastaet activity ksantinoksidazy, proiskhodit nakoplenie mochevoi acids, povyshaetsia veroiatnost' development podagry. Khronicheskaia molibdenovaia intoksikatsiia provotsiruet nespetsificheskie simptomy: inflammation mucous membranes obolochek, pnevmokonioz, loss vesa.
Prichiny izbytka molibdena: izlishnee amount postupleniia soedinenii mikroelementa in body produktami pitaniia, vodoi, BAD, preparatami, soderzhashchimi molibden, otravlenie molibdenom in proizvodstvennykh usloviiakh, nedostatok medi in ratsione pitaniia.
Simptomy izbytka molibdena: uvelichenie activity ksantinoksidazy, povyshennoe content mochevoi acids in moche, podagra, besides that, veroiatno development mochekamennoi disease, uraturii, inflammation mucous membranes obolochek, pnevmokonioz, podavlenie protsessa krovetvoreniia: leikopeniia, anemiia, poteria vesa.
