Nyob rau xyoo tsis ntev los no, mis hmoov muaj kev nyab xeeb hauv kev lag luam mis tshwm sim ntau zaus. Cov mis nyuj hmoov melamine tshwm sim ntawm Sanlu Group ua rau Tuam Tshoj poob siab rau xyoo 2008. Los ntawm qhov no, Suav tau kawm paub lawv tus kheej nrog cov tshuaj lom neeg txawv txawv no thiab txaus ntshai los tham txog nws. Tsis ntev tom qab qhov xwm txheej, peb cov neeg Suav tau nyiam dua los ntawm kev nyab xeeb ntawm cov mis nyuj thiab mis nyuj as -ham, tom qab ntawd tau kawm lub sijhawm tshiab, aflatoxin.
Aflatoxin yog ib yam tshuaj lom heev. Aflatoxin muaj kev puas tsuaj rau tib neeg thiab tsiaj cov nqaij hauv lub cev thiab tuaj yeem ua rau mob qog noj ntshav lossis txawm tias tuag rau mob hnyav.
Cov aflatoxin hauv cov hmoov mis yog hom aflatoxin, M1 feem ntau tshwm sim hauv cov khoom siv mis. Nws tau hloov pauv los ntawm aflatoxin B1 hauv kev pub nyuj. Tuam Tshoj muaj cov ntsiab lus tso cai ntau tshaj ntawm 0.5 g/kg (aflatoxin M1) rau mis thiab nws cov khoom lag luam (mis tsis muaj menyuam, mis nyuj ua liaj ua teb tshiab, tag nrho cov mis hmoov, cov kua mis qhuav, cov kua mis qab zib qab zib) thiab cov nqaij npuas tshiab (daim siab, raum, ntshav, thiab nqaij ntshiv).
Ua li cas aflatoxin ua rau mob qog noj ntshav?
Cov kws tshaj lij taw qhia tias aflatoxin tau hloov pauv hauv lub siab tom qab nqus los ntawm tib neeg lub cev, tab sis kev lom ntawm aflatoxin tuaj yeem tua ntau yam. hepatocytes thiab ua rau lub siab puas, uas yuav dhau mus ua rau daim siab mob siab thiab tom qab ntawd mob qog noj ntshav.
Aflatoxin induces hepatocellular carcinoma hauv cov theem hauv qab no:
1. Dej-zoo li degeneration ntawm hepatocytes.
2. Proliferative basophils tshwm sim, uas tuaj yeem muaj nyob ib leeg lossis nyob ua ke nrog dej zoo li tsis zoo.
3. Nodule regeneration nrog parenchymal cells.
4. Muaj cov hlwb hloov pauv.
5. Kev tsim cov kab mob siab hepatocellular carcinoma.
Kab lus no feem ntau txheeb xyuas qhov xwm txheej ntawm aflatoxin ntau tshaj tus qauv hauv mis hmoov ntawm cov tuam txhab nyuj hauv xyoo tas los. Raws li tsab ntawv tshaj tawm ntawm General Administration of Quality Supervision and Inspection in 2011, ib pawg ntawm cov khoom tsim los ntawm Mengniu Dairy (Meishan) Co., Ltd. tau pom muaj ntau dua 140% ntawm tus qauv tus nqi ntawm aflatoxin M1 cov (tus nqi tus qauv: <0.5 ug/kg/, ntsuas tus nqi: 1.2 ug/kg).
Nws tau nkag siab tias 18 yam khoom xws li txhuas, inorganic arsenic, tag nrho cov mercury, chromium, aflatoxin M1 thiab melamine hauv cov kua mis kua khoom tau sim hauv qhov chaw kuaj xyuas no. Ob yam khoom ntawm aflatoxin M1 tau pom tias tsis yog raws li tus qauv. Ntxiv rau 250 ml mis dawb uas tsim los ntawm Mengniu Meishan Factory thaum Lub Kaum Hli 18, 2011, Fujian Changfu Dairy Co., Ltd. tau tsim 250 ml mis nyuj ntshiab (mis zoo) rau lub Kaum Hli 8, 2011 (tus nqi tus nqi: <0.5 ug/kg, ntsuas tus nqi: 0.9 ug/kg). Qhov no yog rooj plaub.
Tshaj tawm los ntawm Xinhua net, Guangzhou, Lub Xya Hli 22, 2012 (Tus Tshaj Tawm Oudianqiu) Guangzhou Lub Chaw Haujlwm Saib Xyuas Kev Lag Luam thiab Kev Lag Luam tsis ntev los no tau tshaj tawm qhov kev sib txuas zaum thib ob ntawm cov khoom siv mis nyuj thiab Mis Nyuj-Muaj cov zaub mov piv txwv tshuaj xyuas hauv lub hlis thib ob xyoo 2012, qhia tias tsib tus menyuam mos mis hmoov los ntawm Xeev Hunan tau pom tias tsis zoo nyob hauv cov ntsiab lus aflatoxin, ntawm plaub yam mis nyuj ua zaub mov txawv thiab cov khoom lag luam tau tsim los ntawm Hunan Chang. Shayahua Dairy Co., Ltd., lub npe tsim khoom ntawm ib yam khoom yog Hunan Yahua Dairy Holding Co., Ltd.
Raws li cov ntaub ntawv tshaj tawm los ntawm Guangzhou Chaw Lag Luam thiab Kev Lag Luam, lub npe tsim khoom yog Big Baby Formula Milk Powder hauv Golden Suit ntawm Hunan Changsha Yahua Dairy Co., Ltd. (Ntu 2) (Lub cim lag luam: Nanshan, kev qhia tshwj xeeb: 400g/lub thawv , hnub tsim tawm: 2011-08-04; 2011-12-17), Tus Me Nyuam Mis Mis Mis (Ntu 3) (Lub cim lag luam: Nanshan, kev qhia tshwj xeeb: 900) G/tank, hnub tsim tawm: 2011-08-08), Tus Me Nyuam Loj Loj Mis Nyuj Mis (Ntu 2) (Cim Cim: Nanshan, kev qhia tshwj xeeb: 400g/lub thawv, 2011-08 -23) tau pom tias tsis tsim nyog rau aflatoxin M1. Nws tau pom tias cov ntsiab lus ntawm aflatoxin M1 tsis tau raws li tus qauv hauv cov mis mos loj dua ntawm Baihui (Ntu 2) ntawm Hunan Yahua Dairy Holding Co., Ltd. (Cov cim lag luam: Nanshan, kev qhia tshwj xeeb: 700g/hnab, hnub tsim tawm: 2011-07-09).
Raws li Guangzhou Bureau of Industry thiab Commerce, aflatoxin M1 belongs rau mycotoxin thiab yog hydroxylated metabolite ntawm aflatoxin B1 hauv tsiaj, uas muaj tshuaj lom thiab ua rau mob qog noj ntshav.
Lub sijhawm ntawd, Guangzhou Lub Chaw Haujlwm Saib Xyuas Kev Lag Luam thiab Kev Lag Luam tau siv kev ntsuas tshem cov zaub mov tsis tsim nyog los ntawm cov txee, kaw nws, foob rooj plaub rau kev tshawb nrhiav thiab rau txim, Tiv Thaiv khoom noj tsis tsim nyog los ntawm kev nkag mus rau tom khw.
Xyoo 2014, raws li tsab ntawv ceeb toom ntawm Xeev Lub Chaw Tswj Xyuas Khoom Noj thiab Tshuaj, 48 pawg ntawm 1565 cov qauv ntawm ntau hom npe tsis tsim nyog. Ntawm lawv, aflatoxin M1 tau kuaj pom hauv peb pawg khoom lag luam ntawm Shanxi Gucheng Dairy Group. Cov khoom lag luam tsis tau zoo tam sim no tau xaj kom rov nco qab, ob lub lag luam poob lawv cov ntawv tso cai mis nyuj mis, thiab 10 lub tuam txhab thiab nyuj rancher nres kev tsim khoom thiab kho kom raug. Nov yog thawj qhov kev tshaj tawm loj ntawm cov txiaj ntsig ntawm kev tshuaj xyuas tom qab "kev sim lub neej thiab kev tuag" ntawm lub teb chaws mis hmoov tau ua hauv 2014.
Aflatoxin nyuaj rau tshem tawm thiab txo qis, thiab cov txheej txheem kev ua kom puas kuj yog qhov nyuaj. Kev siv tshuaj tua kab mob cua sov lossis txheej txheem pasteurization tsis muaj txiaj ntsig rau aflatoxin. Tam sim no, nws yooj yim dua los siv aflatoxin degrader hauv khw. Nws tuaj yeem txo qis aflatoxin zoo yam tsis ua kom puas thawj zaub mov los ntawm kev siv lub hauv paus ntsiab lus ntawm ultraviolet hluav taws xob.
Yam peb tib neeg ib txwm tuaj yeem ua tau yog ua txoj haujlwm zoo ntawm kev tshuaj xyuas thaum xaiv cov hmoov mis. Nws tsawg dua los xaiv aflatoxin ntau li ntau tau. Muaj ob peb lub hauv paus ntsiab lus me me los xaiv cov hmoov mis.
1. Xaiv cov mis hmoov yuav tsum yog cov mis zoo uas muaj kev nyab xeeb mis noj zaub mov muaj tseeb, cov mis nyuj zoo tsis tas yuav tsum tau noj kom cov mis tuaj yeem muaj tsawg dua thiab tsawg dua hom tshuaj aflatoxin.
2. Txhawm rau xaiv cov khoom lag luam loj, kev tswj hwm lub hom lag luam loj feem ntau zoo dua, thiab cov txheej txheem tsim khoom muaj kev ntseeg siab dua. Tsis txhob ntshaw thiab pheej yig xaiv qee qhov "peb tsis muaj" cov khoom.
3. Nco ntsoov ua tib zoo saib xyuas cov kua mis, tsis txhob yuav cov mis nyuj muaj teeb meem.