imveliso

  • Elisa Ikhithi yoVavanyo ye-Aflatoxin B1

    Elisa Ikhithi yoVavanyo ye-Aflatoxin B1

    Iidosi ezinkulu ze-aflatoxins zikhokelela kwityhefu ebukhali (i-aflatoxicosis) enokubeka ubomi esichengeni, ngokwesiqhelo ngomonakalo esibindini.

    I-Aflatoxin B1 yi-aflatoxin eveliswa yi-Aspergillus flavus kunye ne-A. parasiticus.Yi-carcinogen enamandla kakhulu.La mandla e-carcinogenic ayohluka kwiintlobo ngeentlobo nezinye, ezinje ngeempuku kunye neenkawu, zibonakala zichaphazeleka ngakumbi kunezinye.I-Aflatoxin B1 yingcoliseko eqhelekileyo kwiindidi zokutya okuquka amandongomane, i-cottonseed meal, umbona, kunye nezinye iinkozo;ngokunjalo nokutya kwezilwanyana.I-Aflatoxin B1 ithathwa njengeyona ityhefu ye-aflatoxin kwaye ibandakanyeka kakhulu kwi-hepatocellular carcinoma (HCC) ebantwini.[cating] Kwizilwanyana, i-aflatoxin B1 ikwabonakaliswe njenge-mutagenic, i-teratogenic, kwaye ibangela ukugonywa komzimba.Iisampulu ezininzi kunye neendlela zohlalutyo ezibandakanya i-chromatography (TLC), i-high-performance liquid chromatography (HPLC), i-mass spectrometry, kunye ne-enzyme-linked immunosorbent assay (ELISA), phakathi kwezinye, zisetyenziselwe ukuvavanya ukungcoliseka kwe-aflatoxin B1 ekutyeni. .Ngokutsho kwe-Food and Agriculture Organisation (FAO), amanqanaba aphezulu anyanyezelwayo e-aflatoxin B1 emhlabeni wonke axelwe ukuba akuluhlu lwe-1-20 μg/kg ekutyeni, kunye ne-5-50 μg/kg kwisondlo senkomo esityayo ngo-2003.

  • U-Elisa woVavanyo lweKit ye-Ochratoxin A

    U-Elisa woVavanyo lweKit ye-Ochratoxin A

    Ii-Ochratoxins liqela lee-mycotoxins eziveliswa zezinye iintlobo ze-Aspergillus (ubukhulu becala A).I-Ochratoxin A yaziwa ngokuba ivela kwiimveliso ezifana neesiriyeli, ikofu, iziqhamo ezomisiweyo kunye newayini ebomvu.Ithathwa njenge-carcinogen yomntu kwaye inomdla okhethekileyo njengoko inokuqokelelwa kwinyama yezilwanyana.Ngaloo ndlela inyama kunye neemveliso zenyama zinokungcoliswa yile tyhefu.Ukuvezwa kwi-ochratoxins ngokutya kunokuba netyhefu ebukhali kwizintso ezincancisayo, kwaye inokuba yi-carcinogenic.