umkhiqizo

  • Ikhithi Yokuhlola ye-Elisa ye-Aflatoxin B1

    Ikhithi Yokuhlola ye-Elisa ye-Aflatoxin B1

    Imithamo emikhulu ye-aflatoxin iholela ebuthini obunzima (i-aflatoxicosis) obungaba yingozi empilweni, ngokuvamile ngokulimala kwesibindi.

    I-Aflatoxin B1 iyi-aflatoxin ekhiqizwa i-Aspergillus flavus kanye ne-A. parasiticus.Kuyi-carcinogen enamandla kakhulu.La mandla e-carcinogenic ayahlukahluka kuzo zonke izinhlobo zezilwane nezinye, njengamagundane nezinkawu, abonakala esengozini kakhulu kunezinye.I-Aflatoxin B1 iwukungcola okuvamile ekudleni okunhlobonhlobo okuhlanganisa amakinati, impuphu yekotoni, ummbila, nokunye okusanhlamvu;kanye nokudla kwezilwane.I-Aflatoxin B1 ithathwa njenge-aflatoxin enobuthi kakhulu futhi ibandakanyeka kakhulu ku-hepatocellular carcinoma (HCC) kubantu.[catation edingekayo] Ezilwaneni, i-aflatoxin B1 nayo iboniswe njenge-mutagenic, teratogenic, futhi ibangela ukucindezelwa kwamasosha omzimba.Izindlela ezimbalwa zokusampula nezindlela zokuhlaziya ezihlanganisa i-thince-layer chromatography (TLC), i-high-performance liquid chromatography (HPLC), i-mass spectrometry, kanye ne-enzyme-linked immunosorbent assay (ELISA), phakathi kokunye, isetshenziselwe ukuhlola ukungcoliswa kwe-aflatoxin B1 ekudleni. .Ngokusho kweNhlangano Yezokudla Nezolimo (i-FAO), amazinga aphezulu okubekezelelwa emhlabeni wonke e-aflatoxin B1 kubikwe ukuthi aphakathi kuka-1-20 μg/kg ekudleni, kanye no-5-50 μg/kg ekudleni kwezinkomo ngo-2003.

  • Ikhithi Yokuhlola ye-Elisa ye-Ochratoxin A

    Ikhithi Yokuhlola ye-Elisa ye-Ochratoxin A

    I-Ochratoxins iyiqembu lama-mycotoxin akhiqizwa ezinye izinhlobo ze-Aspergillus (ikakhulukazi A).I-Ochratoxin A yaziwa ukuthi yenzeka ezimpahleni ezifana nokusanhlamvu, ikhofi, izithelo ezomisiwe newayini elibomvu.Ibhekwa njenge-carcinogen yomuntu futhi inesithakazelo esikhethekile njengoba inganqwabelana enyameni yezilwane.Ngakho inyama nemikhiqizo yenyama ingangcoliswa ngalobu buthi.Ukuchayeka kuma-ochratoxin ngokudla kungaba nobuthi obukhulu ezinso ezincelisayo, futhi kungase kubangele umdlavuza.