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IMPACTUL UNOR MICOTOXINE ASUPRA….IMPACTUL UNOR MICOTOXINE ASUPRA….
Biochimist DANIELA BOTUŞBiochimist DANIELA BOTUŞ
MICOTOXINEMICOTOXINE
METABOLIŢI TOXICI AI UNOR MICEŢIMETABOLIŢI TOXICI AI UNOR MICEŢI
IMPORTANŢĂ MAJORĂIMPORTANŢĂ MAJORĂ
 IMPACT ÎN SĂNĂTATEA UMANĂ ŞI ANIMALĂIMPACT ÎN SĂNĂTATEA UMANĂ ŞI ANIMALĂ
 PIERDERI ECONOMICE - scǎderea productivitǎţii înPIERDERI ECONOMICE - scǎderea productivitǎţii în
creşterea pasarilorcreşterea pasarilor
 RISC PENTRU COMERŢUL INTERNAŢIONALRISC PENTRU COMERŢUL INTERNAŢIONAL
• ASPERGILLUS - AFLATOXINE, OCHRATOXINAASPERGILLUS - AFLATOXINE, OCHRATOXINA
• FUSARIUMFUSARIUM - TRICHOTHECENE (T2, DON),- TRICHOTHECENE (T2, DON),
ZEARALENONA, FUMONISINEZEARALENONA, FUMONISINE
• PENICILLIUM - OCHRATOXINAPENICILLIUM - OCHRATOXINA
• CALITATEA SUBSTRATULUICALITATEA SUBSTRATULUI
• OXIGENOXIGEN
• UMIDITATEUMIDITATE
• TEMPERATURATEMPERATURA
DEZVOLTAREA MICETILORDEZVOLTAREA MICETILOR
Prezenta micetilor nu este un indicator al prezentei micotoxinelorPrezenta micetilor nu este un indicator al prezentei micotoxinelor
CARACTERISTICI ALE MICOTOXINELORCARACTERISTICI ALE MICOTOXINELOR
STRUCTURA CHIMICA COMPLEXASTRUCTURA CHIMICA COMPLEXA
MOLECULE NEPOLAREMOLECULE NEPOLARE
MASA MOLECULARA MICAMASA MOLECULARA MICA
REZISTENTE LA ACTIUNEA AGENTILOR FIZICI SI CHIMICIREZISTENTE LA ACTIUNEA AGENTILOR FIZICI SI CHIMICI
TOXICITATETOXICITATE
EFECTE ASUPRA SISTEMELOR BIOLOGICEEFECTE ASUPRA SISTEMELOR BIOLOGICE
TOXICITATEA MICOTOXINELORTOXICITATEA MICOTOXINELOR
STRUCTURA CHIMICASTRUCTURA CHIMICA
CONCENTRATIA DIN FURAJE/ALIMENTECONCENTRATIA DIN FURAJE/ALIMENTE
DURATA EXPUNERIIDURATA EXPUNERII
PREZENTA CONCOMITENTA A MAI MULTOR MICOTOXINEPREZENTA CONCOMITENTA A MAI MULTOR MICOTOXINE
SPECIA SI LINIA GENETICA A ANIMALULUI EXPUSSPECIA SI LINIA GENETICA A ANIMALULUI EXPUS
STAREA DE SANATATE A ORGANISMULUI EXPUSSTAREA DE SANATATE A ORGANISMULUI EXPUS
EFECTE GENERALE ALEEFECTE GENERALE ALE
MICOTOXINELORMICOTOXINELOR
EFECTE MUTAGENE SI CARCINOGENEEFECTE MUTAGENE SI CARCINOGENE
INTERFERENTE IN SINTEZA ACIZILOR NUCLEICI SIINTERFERENTE IN SINTEZA ACIZILOR NUCLEICI SI
A PROTEINELORA PROTEINELOR
INTERFERENTE IN ALTE PROCESE METABOLICEINTERFERENTE IN ALTE PROCESE METABOLICE
INTERFERENTE IN PROCESELE IMUNE - IMUNOSUPRESIEINTERFERENTE IN PROCESELE IMUNE - IMUNOSUPRESIE
TOXICITATE ACUTA / CRONICATOXICITATE ACUTA / CRONICA
AFLATOXINELEAFLATOXINELE
 Aspergillus flavus, parasiticusAspergillus flavus, parasiticus
Cereale, porumb, bumbac, fructe oleaginoase, nuci, aluneCereale, porumb, bumbac, fructe oleaginoase, nuci, alune
Sensibilitate - bobocul de rata, puiul de gaina/curcaSensibilitate - bobocul de rata, puiul de gaina/curca
EFECTE PATOLOGICEEFECTE PATOLOGICE
puternic cancerigen (Aflatoxina B1)puternic cancerigen (Aflatoxina B1)
toxic hepatic (necroze hepatice)toxic hepatic (necroze hepatice)
inhiba replicarea ADN si sinteza proteinelorinhiba replicarea ADN si sinteza proteinelor
imunosupresieimunosupresie
edeme subcutaneedeme subcutane
petepeteşşii musculareii musculare
afectiuni hepatice (steatoza, fibroza, necroza)afectiuni hepatice (steatoza, fibroza, necroza)
ZEARALENONA (toxina F2)ZEARALENONA (toxina F2)
 FusariumFusarium graminearumgraminearum
 porumb, grau, orz, uleiuri vegetale, faina de grau, paine, arahideporumb, grau, orz, uleiuri vegetale, faina de grau, paine, arahide
 structura analoaga hormonilor steroizistructura analoaga hormonilor steroizi
 Romania - cea mai frecventa micotoxicozaRomania - cea mai frecventa micotoxicoza
efect estrogenic si anabolizantefect estrogenic si anabolizant
afecteaza aparatul genital femelafecteaza aparatul genital femel
deficiente de reproductiedeficiente de reproductie
EFECTE PATOLOGICEEFECTE PATOLOGICE
prolaps cloacalprolaps cloacal
scaderea ouatuluiscaderea ouatului
chistizarea aparatului genital femelchistizarea aparatului genital femel
OCHRATOXINAOCHRATOXINA
 Penicillium, AspergillusPenicillium, Aspergillus
 grau, orz, ovaz, porumb, secara, paine, fasole, arahide, cafeagrau, orz, ovaz, porumb, secara, paine, fasole, arahide, cafea
 nefropatia endemica (“boala Balcanica”)nefropatia endemica (“boala Balcanica”)
efect nefrotoxicefect nefrotoxic
imunosupresieimunosupresie
actiune teratogena, carcinogenaactiune teratogena, carcinogena
perturba metabolismul proteicperturba metabolismul proteic
EFECTE PATOLOGICEEFECTE PATOLOGICE
nefroza urica --- guta visceralanefroza urica --- guta viscerala
glicogenoza hepaticaglicogenoza hepatica
TOXINA T2TOXINA T2
 Fusarium sporotrichioidesFusarium sporotrichioides
 grau, orz, ovaz, porumbgrau, orz, ovaz, porumb
 aleukia toxica alimentara (Siberia)aleukia toxica alimentara (Siberia)
imunosupresieimunosupresie
iritant al mucoasei digestiveiritant al mucoasei digestive
toxicoze hemoragicetoxicoze hemoragice
toxic hepatictoxic hepatic
EFECTE PATOLOGICEEFECTE PATOLOGICE
pui de gaina - refuzul hraneipui de gaina - refuzul hranei
necroze orale, esofagienenecroze orale, esofagiene
hepatita, nefrozahepatita, nefroza
PRODUCTIA CEREALIERA MONDIALA - 25% AFECTATAPRODUCTIA CEREALIERA MONDIALA - 25% AFECTATA
COSTURI CRESCUTE LA PRELUCRARE SI FURNIZORICOSTURI CRESCUTE LA PRELUCRARE SI FURNIZORI
COSTURI CRESCUTE LA CONSUMATORI (avicultori)COSTURI CRESCUTE LA CONSUMATORI (avicultori)
SCADEREA VALORII NUTRITIVESCADEREA VALORII NUTRITIVE
SUSCEPTIBILITATE MAI MARE LA AFECTIUNISUSCEPTIBILITATE MAI MARE LA AFECTIUNI
SCADEREA PRODUCTIEI AVICOLE - MORTALITATESCADEREA PRODUCTIEI AVICOLE - MORTALITATE
IMPACTUL ECONOMICIMPACTUL ECONOMIC
PROFILAXIEPROFILAXIE
BIOLOGICIBIOLOGICI
MEDIUMEDIU
RECOLTARE, STOCARERECOLTARE, STOCARE
MONITORIZARE CONTINUTULUI DE MICOTOXINE:MONITORIZARE CONTINUTULUI DE MICOTOXINE:
- materii prime- materii prime
- furaje- furaje
- produse finite, alimente- produse finite, alimente
- temperatura- temperatura
- umiditate- umiditate
- aerare- aerare
- insecte- insecte
FACTORIFACTORI
RETELE DE SUPRAVEGHERERETELE DE SUPRAVEGHERE
• The European Mycotoxin Awareness Network (EMAN)The European Mycotoxin Awareness Network (EMAN)
(14 organizatii, 13 tari europene)(14 organizatii, 13 tari europene)
• Codex Alimentarius Commission (165 tari membre)Codex Alimentarius Commission (165 tari membre)
• Armonizarea legislatiei si limitele admise pentru micotoxineArmonizarea legislatiei si limitele admise pentru micotoxine
Micotoxina Furaj
Ppb
(μg/kg)
Materii prime 50
Furaje pentru efectivele de carne 5
Furaje pentru efectivele de reproducţie 20
Aflatoxina
Alte furaje 10
Materii prime 1000
Furaje pentru efectivele de carne 200Zearalenona
Furaje pentru efetivele de reproducţie 80
Materii prime 50
Furaje pentru efectivele de reproducţie 10Ochratoxina
Alte furaje 25
T2
Furaje pentru efectivele de
carne/reproducţie
300
Ungaria - limite admise (Comisia pentru Standarde de micotoxine)Ungaria - limite admise (Comisia pentru Standarde de micotoxine)
METODE DE DETECTIEMETODE DE DETECTIE
 Cromatografia in strat subtire (TLC)Cromatografia in strat subtire (TLC)
 Gaz cromatografia (GLC)Gaz cromatografia (GLC)
 Cromatografia lichida de inalta performanta (HPLC)Cromatografia lichida de inalta performanta (HPLC)
 Spectroscopia de masa (MS)Spectroscopia de masa (MS)
 Metode imunoenzimatice (ELISA)Metode imunoenzimatice (ELISA)
• ANALIZA CANTITATIVAANALIZA CANTITATIVA
• ELISA DE COMPETITIEELISA DE COMPETITIE
• CURBA STANDARDCURBA STANDARD
• ASISTENTA COMPUTERIZATAASISTENTA COMPUTERIZATA
• TEST SENSIBIL, RAPID (15 min)TEST SENSIBIL, RAPID (15 min)
Octombrie 2002 – Aprilie 2004Octombrie 2002 – Aprilie 2004
 AflatoxinaAflatoxina
 Toxina T2Toxina T2
 ZearalenonaZearalenona
 Ochratoxina AOchratoxina A
 FumonisinaFumonisina
 CitrininaCitrinina
278 PROBE
- materii prime furaje
- furaje
- faina peste
- organe pasare
(rinichi, ficat)
suplimentar– testari pe alimente
14%
10%
92%
17%20%30%
83%
86%
100%
70%70%
8%
Afla Zea T2 Ochr Cit Fum
37% 100%
5%
54%
23%
18%
77%
100%100%
18%23%
82%
Afla Zea T2 Ochr Cit Fum
35%
5%
20%
57%
15%
43%
33%
80%
65%
100%
80%
64%
Afla Zea T2 Ochr Cit Fum
Limite admiseLimite admise
- Aflatoxina - 5 ppb- Aflatoxina - 5 ppb
- Toxina T2 - 220 ppb- Toxina T2 - 220 ppb
- Zearalenona – 200 ppb- Zearalenona – 200 ppb
- Ochratoxina – 5 ppb- Ochratoxina – 5 ppb
- Citrinina - 135 ppb- Citrinina - 135 ppb
- Fumonisina – 2 ppm- Fumonisina – 2 ppm
Nivele reduseNivele reduse
Nivele apropiateNivele apropiate
de limitele admisede limitele admise
Nivele ce depasescNivele ce depasesc
limitele admiselimitele admise
46%
8% 8%
54%
92%
100%
92%
100% 100%
Afla Zea T2 Ochr Cit Fum
67%
25%25%
33%
75% 75%
100%
Afla Zea T2 Ochr
Limite admiseLimite admise
- Aflatoxina - 5 ppb- Aflatoxina - 5 ppb
- Toxina T2 - 220 ppb- Toxina T2 - 220 ppb
- Zearalenona – 200 ppb- Zearalenona – 200 ppb
- Ochratoxina – 5 ppb- Ochratoxina – 5 ppb
- Citrinina - 135 ppb- Citrinina - 135 ppb
- Fumonisina – 2 ppm- Fumonisina – 2 ppm
Nivele reduseNivele reduse
Nivele apropiateNivele apropiate
de limitele admisede limitele admise
Nivele ce depasescNivele ce depasesc
limitele admiselimitele admise
39%
47.5%
35%
43%
19%
100% 100%
65%
81%
18%
52.5%
Afla Zea T2 Ochr Cit Fum
Limite admiseLimite admise
- Aflatoxina - 5 ppb- Aflatoxina - 5 ppb
- Toxina T2 - 220 ppb- Toxina T2 - 220 ppb
- Zearalenona – 200 ppb- Zearalenona – 200 ppb
- Ochratoxina – 5 ppb- Ochratoxina – 5 ppb
- Citrinina - 135 ppb- Citrinina - 135 ppb
- Fumonisina – 2 ppm- Fumonisina – 2 ppm
Nivele reduseNivele reduse
Nivele apropiateNivele apropiate
de limitele admisede limitele admise
Nivele ce depasescNivele ce depasesc
limitele admiselimitele admise
40%
36%
11%
64%
11%
60%
100%
78%
100% 100%
Afla Zea T2 Ochr Cit Fum
50%
100%
50%
100% 100%
Afla Zea T2 Ochr
Limite admiseLimite admise
- Aflatoxina - 5 ppb- Aflatoxina - 5 ppb
- Toxina T2 - 220 ppb- Toxina T2 - 220 ppb
- Zearalenona – 200 ppb- Zearalenona – 200 ppb
- Ochratoxina – 5 ppb- Ochratoxina – 5 ppb
- Citrinina - 135 ppb- Citrinina - 135 ppb
- Fumonisina – 2 ppm- Fumonisina – 2 ppm
Nivele reduseNivele reduse
Nivele apropiateNivele apropiate
de limitele admisede limitele admise
Nivele ce depasescNivele ce depasesc
limitele admiselimitele admise
100%
50%
100% 100%
50%
Afla Zea T2 Ochr
75%
100%
25%
100% 100% 100%
Afla Zea T2 Ochr Cit
80%
8%
88%
25%
2.5%
14%
75%
92%
12%
75%
2.5%
17.5%
22.5%
86%
Afla Zea T2 Ochr Cit Fum
IMPLICATII IN SANATATEA PUBLICAIMPLICATII IN SANATATEA PUBLICA
MICOTOXINE IN PRODUSE DE ORIGINE ANIMALAMICOTOXINE IN PRODUSE DE ORIGINE ANIMALA
OCHRATOXINA: rinichi, ficat, musculatura scheletica, lapteOCHRATOXINA: rinichi, ficat, musculatura scheletica, lapte
ZEARALENONA: tesutul adiposZEARALENONA: tesutul adipos
AFLATOXINE: lapte, oua de gainaAFLATOXINE: lapte, oua de gaina
ALIMENTE CONTAMINATE CU FUNGI: paine, arahide, boabe de cafea,ALIMENTE CONTAMINATE CU FUNGI: paine, arahide, boabe de cafea,
nuci, legume, unele salamuri, bere, vinnuci, legume, unele salamuri, bere, vin
Efectul micotoxinelor - amplificat la indivizii cu afectiuni:Efectul micotoxinelor - amplificat la indivizii cu afectiuni:
- hepatice- hepatice
- renale- renale
- digestive- digestive
- ce induc imunosupresie- ce induc imunosupresie
Micotoxina Aflatoxinå
(ppb)
Toxina
T2
(ppb)
Ochratoxina
A
(ppb)
Citrininå
(ppb)
Zearalenonå
(ppb)
Fumonisinå
(ppm)
DON
(ppm)
Produs
Ulei floarea
soarelui
Muntenia
< 5 304,9 11,2 21,7 > 400 2,1 < 0,222
Malai Atifco < 5 201,5 > 40 < 15 > 400 1,4 0,493
Alune cu coajå 40,4 > 400 > 40 > 405 377,4 > 6 > 6
Ficat pui < 5 145,5 5,3 22,2 > 400 0,860 < 0,222
Gris < 5 250,4 9,6 254,2 237,6 2,1 > 6
Fåinå grâu Titan < 5 296,6 18,8 64,7 > 400 1,8 0
Pâine albå < 5 238,8 7,4 196,8 > 400 2,2 > 6
Graham < 5 > 400 12,2 177,1 > 400 1,9 > 6
Alimente consum uman-comertAlimente consum uman-comert
 MICOTOXINELE - UN PERICOL PENTRU SANATATEAMICOTOXINELE - UN PERICOL PENTRU SANATATEA
PUBLICA SI PRODUCTIA ANIMALAPUBLICA SI PRODUCTIA ANIMALA
 ASOCIEREA CU AFECTIUNI DIN CLINICA UMANAASOCIEREA CU AFECTIUNI DIN CLINICA UMANA
 MASURI DE PREVENIRE - FAVORABILE COST/BENEFICIUMASURI DE PREVENIRE - FAVORABILE COST/BENEFICIU
 UE - ARMONIZAREA REGLEMENTARILORUE - ARMONIZAREA REGLEMENTARILOR
 ROMANIA - RETEA NATIONALA DE MONITORIZAREROMANIA - RETEA NATIONALA DE MONITORIZARE

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Daniela Botus - Inlfuenta micotoxinelor asupra pasarilor si productiei avicole

  • 1. IMPACTUL UNOR MICOTOXINE ASUPRA….IMPACTUL UNOR MICOTOXINE ASUPRA…. Biochimist DANIELA BOTUŞBiochimist DANIELA BOTUŞ
  • 2. MICOTOXINEMICOTOXINE METABOLIŢI TOXICI AI UNOR MICEŢIMETABOLIŢI TOXICI AI UNOR MICEŢI IMPORTANŢĂ MAJORĂIMPORTANŢĂ MAJORĂ  IMPACT ÎN SĂNĂTATEA UMANĂ ŞI ANIMALĂIMPACT ÎN SĂNĂTATEA UMANĂ ŞI ANIMALĂ  PIERDERI ECONOMICE - scǎderea productivitǎţii înPIERDERI ECONOMICE - scǎderea productivitǎţii în creşterea pasarilorcreşterea pasarilor  RISC PENTRU COMERŢUL INTERNAŢIONALRISC PENTRU COMERŢUL INTERNAŢIONAL
  • 3. • ASPERGILLUS - AFLATOXINE, OCHRATOXINAASPERGILLUS - AFLATOXINE, OCHRATOXINA • FUSARIUMFUSARIUM - TRICHOTHECENE (T2, DON),- TRICHOTHECENE (T2, DON), ZEARALENONA, FUMONISINEZEARALENONA, FUMONISINE • PENICILLIUM - OCHRATOXINAPENICILLIUM - OCHRATOXINA • CALITATEA SUBSTRATULUICALITATEA SUBSTRATULUI • OXIGENOXIGEN • UMIDITATEUMIDITATE • TEMPERATURATEMPERATURA DEZVOLTAREA MICETILORDEZVOLTAREA MICETILOR Prezenta micetilor nu este un indicator al prezentei micotoxinelorPrezenta micetilor nu este un indicator al prezentei micotoxinelor
  • 4. CARACTERISTICI ALE MICOTOXINELORCARACTERISTICI ALE MICOTOXINELOR STRUCTURA CHIMICA COMPLEXASTRUCTURA CHIMICA COMPLEXA MOLECULE NEPOLAREMOLECULE NEPOLARE MASA MOLECULARA MICAMASA MOLECULARA MICA REZISTENTE LA ACTIUNEA AGENTILOR FIZICI SI CHIMICIREZISTENTE LA ACTIUNEA AGENTILOR FIZICI SI CHIMICI TOXICITATETOXICITATE EFECTE ASUPRA SISTEMELOR BIOLOGICEEFECTE ASUPRA SISTEMELOR BIOLOGICE
  • 5. TOXICITATEA MICOTOXINELORTOXICITATEA MICOTOXINELOR STRUCTURA CHIMICASTRUCTURA CHIMICA CONCENTRATIA DIN FURAJE/ALIMENTECONCENTRATIA DIN FURAJE/ALIMENTE DURATA EXPUNERIIDURATA EXPUNERII PREZENTA CONCOMITENTA A MAI MULTOR MICOTOXINEPREZENTA CONCOMITENTA A MAI MULTOR MICOTOXINE SPECIA SI LINIA GENETICA A ANIMALULUI EXPUSSPECIA SI LINIA GENETICA A ANIMALULUI EXPUS STAREA DE SANATATE A ORGANISMULUI EXPUSSTAREA DE SANATATE A ORGANISMULUI EXPUS
  • 6. EFECTE GENERALE ALEEFECTE GENERALE ALE MICOTOXINELORMICOTOXINELOR EFECTE MUTAGENE SI CARCINOGENEEFECTE MUTAGENE SI CARCINOGENE INTERFERENTE IN SINTEZA ACIZILOR NUCLEICI SIINTERFERENTE IN SINTEZA ACIZILOR NUCLEICI SI A PROTEINELORA PROTEINELOR INTERFERENTE IN ALTE PROCESE METABOLICEINTERFERENTE IN ALTE PROCESE METABOLICE INTERFERENTE IN PROCESELE IMUNE - IMUNOSUPRESIEINTERFERENTE IN PROCESELE IMUNE - IMUNOSUPRESIE TOXICITATE ACUTA / CRONICATOXICITATE ACUTA / CRONICA
  • 7.
  • 8. AFLATOXINELEAFLATOXINELE  Aspergillus flavus, parasiticusAspergillus flavus, parasiticus Cereale, porumb, bumbac, fructe oleaginoase, nuci, aluneCereale, porumb, bumbac, fructe oleaginoase, nuci, alune Sensibilitate - bobocul de rata, puiul de gaina/curcaSensibilitate - bobocul de rata, puiul de gaina/curca EFECTE PATOLOGICEEFECTE PATOLOGICE puternic cancerigen (Aflatoxina B1)puternic cancerigen (Aflatoxina B1) toxic hepatic (necroze hepatice)toxic hepatic (necroze hepatice) inhiba replicarea ADN si sinteza proteinelorinhiba replicarea ADN si sinteza proteinelor imunosupresieimunosupresie edeme subcutaneedeme subcutane petepeteşşii musculareii musculare afectiuni hepatice (steatoza, fibroza, necroza)afectiuni hepatice (steatoza, fibroza, necroza)
  • 9. ZEARALENONA (toxina F2)ZEARALENONA (toxina F2)  FusariumFusarium graminearumgraminearum  porumb, grau, orz, uleiuri vegetale, faina de grau, paine, arahideporumb, grau, orz, uleiuri vegetale, faina de grau, paine, arahide  structura analoaga hormonilor steroizistructura analoaga hormonilor steroizi  Romania - cea mai frecventa micotoxicozaRomania - cea mai frecventa micotoxicoza efect estrogenic si anabolizantefect estrogenic si anabolizant afecteaza aparatul genital femelafecteaza aparatul genital femel deficiente de reproductiedeficiente de reproductie EFECTE PATOLOGICEEFECTE PATOLOGICE prolaps cloacalprolaps cloacal scaderea ouatuluiscaderea ouatului chistizarea aparatului genital femelchistizarea aparatului genital femel
  • 10. OCHRATOXINAOCHRATOXINA  Penicillium, AspergillusPenicillium, Aspergillus  grau, orz, ovaz, porumb, secara, paine, fasole, arahide, cafeagrau, orz, ovaz, porumb, secara, paine, fasole, arahide, cafea  nefropatia endemica (“boala Balcanica”)nefropatia endemica (“boala Balcanica”) efect nefrotoxicefect nefrotoxic imunosupresieimunosupresie actiune teratogena, carcinogenaactiune teratogena, carcinogena perturba metabolismul proteicperturba metabolismul proteic EFECTE PATOLOGICEEFECTE PATOLOGICE nefroza urica --- guta visceralanefroza urica --- guta viscerala glicogenoza hepaticaglicogenoza hepatica
  • 11. TOXINA T2TOXINA T2  Fusarium sporotrichioidesFusarium sporotrichioides  grau, orz, ovaz, porumbgrau, orz, ovaz, porumb  aleukia toxica alimentara (Siberia)aleukia toxica alimentara (Siberia) imunosupresieimunosupresie iritant al mucoasei digestiveiritant al mucoasei digestive toxicoze hemoragicetoxicoze hemoragice toxic hepatictoxic hepatic EFECTE PATOLOGICEEFECTE PATOLOGICE pui de gaina - refuzul hraneipui de gaina - refuzul hranei necroze orale, esofagienenecroze orale, esofagiene hepatita, nefrozahepatita, nefroza
  • 12. PRODUCTIA CEREALIERA MONDIALA - 25% AFECTATAPRODUCTIA CEREALIERA MONDIALA - 25% AFECTATA COSTURI CRESCUTE LA PRELUCRARE SI FURNIZORICOSTURI CRESCUTE LA PRELUCRARE SI FURNIZORI COSTURI CRESCUTE LA CONSUMATORI (avicultori)COSTURI CRESCUTE LA CONSUMATORI (avicultori) SCADEREA VALORII NUTRITIVESCADEREA VALORII NUTRITIVE SUSCEPTIBILITATE MAI MARE LA AFECTIUNISUSCEPTIBILITATE MAI MARE LA AFECTIUNI SCADEREA PRODUCTIEI AVICOLE - MORTALITATESCADEREA PRODUCTIEI AVICOLE - MORTALITATE IMPACTUL ECONOMICIMPACTUL ECONOMIC
  • 13. PROFILAXIEPROFILAXIE BIOLOGICIBIOLOGICI MEDIUMEDIU RECOLTARE, STOCARERECOLTARE, STOCARE MONITORIZARE CONTINUTULUI DE MICOTOXINE:MONITORIZARE CONTINUTULUI DE MICOTOXINE: - materii prime- materii prime - furaje- furaje - produse finite, alimente- produse finite, alimente - temperatura- temperatura - umiditate- umiditate - aerare- aerare - insecte- insecte FACTORIFACTORI
  • 14. RETELE DE SUPRAVEGHERERETELE DE SUPRAVEGHERE • The European Mycotoxin Awareness Network (EMAN)The European Mycotoxin Awareness Network (EMAN) (14 organizatii, 13 tari europene)(14 organizatii, 13 tari europene) • Codex Alimentarius Commission (165 tari membre)Codex Alimentarius Commission (165 tari membre) • Armonizarea legislatiei si limitele admise pentru micotoxineArmonizarea legislatiei si limitele admise pentru micotoxine Micotoxina Furaj Ppb (μg/kg) Materii prime 50 Furaje pentru efectivele de carne 5 Furaje pentru efectivele de reproducţie 20 Aflatoxina Alte furaje 10 Materii prime 1000 Furaje pentru efectivele de carne 200Zearalenona Furaje pentru efetivele de reproducţie 80 Materii prime 50 Furaje pentru efectivele de reproducţie 10Ochratoxina Alte furaje 25 T2 Furaje pentru efectivele de carne/reproducţie 300 Ungaria - limite admise (Comisia pentru Standarde de micotoxine)Ungaria - limite admise (Comisia pentru Standarde de micotoxine)
  • 15. METODE DE DETECTIEMETODE DE DETECTIE  Cromatografia in strat subtire (TLC)Cromatografia in strat subtire (TLC)  Gaz cromatografia (GLC)Gaz cromatografia (GLC)  Cromatografia lichida de inalta performanta (HPLC)Cromatografia lichida de inalta performanta (HPLC)  Spectroscopia de masa (MS)Spectroscopia de masa (MS)  Metode imunoenzimatice (ELISA)Metode imunoenzimatice (ELISA)
  • 16. • ANALIZA CANTITATIVAANALIZA CANTITATIVA • ELISA DE COMPETITIEELISA DE COMPETITIE • CURBA STANDARDCURBA STANDARD • ASISTENTA COMPUTERIZATAASISTENTA COMPUTERIZATA • TEST SENSIBIL, RAPID (15 min)TEST SENSIBIL, RAPID (15 min)
  • 17. Octombrie 2002 – Aprilie 2004Octombrie 2002 – Aprilie 2004  AflatoxinaAflatoxina  Toxina T2Toxina T2  ZearalenonaZearalenona  Ochratoxina AOchratoxina A  FumonisinaFumonisina  CitrininaCitrinina 278 PROBE - materii prime furaje - furaje - faina peste - organe pasare (rinichi, ficat) suplimentar– testari pe alimente
  • 18. 14% 10% 92% 17%20%30% 83% 86% 100% 70%70% 8% Afla Zea T2 Ochr Cit Fum 37% 100% 5% 54% 23% 18% 77% 100%100% 18%23% 82% Afla Zea T2 Ochr Cit Fum 35% 5% 20% 57% 15% 43% 33% 80% 65% 100% 80% 64% Afla Zea T2 Ochr Cit Fum Limite admiseLimite admise - Aflatoxina - 5 ppb- Aflatoxina - 5 ppb - Toxina T2 - 220 ppb- Toxina T2 - 220 ppb - Zearalenona – 200 ppb- Zearalenona – 200 ppb - Ochratoxina – 5 ppb- Ochratoxina – 5 ppb - Citrinina - 135 ppb- Citrinina - 135 ppb - Fumonisina – 2 ppm- Fumonisina – 2 ppm Nivele reduseNivele reduse Nivele apropiateNivele apropiate de limitele admisede limitele admise Nivele ce depasescNivele ce depasesc limitele admiselimitele admise
  • 19. 46% 8% 8% 54% 92% 100% 92% 100% 100% Afla Zea T2 Ochr Cit Fum 67% 25%25% 33% 75% 75% 100% Afla Zea T2 Ochr Limite admiseLimite admise - Aflatoxina - 5 ppb- Aflatoxina - 5 ppb - Toxina T2 - 220 ppb- Toxina T2 - 220 ppb - Zearalenona – 200 ppb- Zearalenona – 200 ppb - Ochratoxina – 5 ppb- Ochratoxina – 5 ppb - Citrinina - 135 ppb- Citrinina - 135 ppb - Fumonisina – 2 ppm- Fumonisina – 2 ppm Nivele reduseNivele reduse Nivele apropiateNivele apropiate de limitele admisede limitele admise Nivele ce depasescNivele ce depasesc limitele admiselimitele admise
  • 20. 39% 47.5% 35% 43% 19% 100% 100% 65% 81% 18% 52.5% Afla Zea T2 Ochr Cit Fum Limite admiseLimite admise - Aflatoxina - 5 ppb- Aflatoxina - 5 ppb - Toxina T2 - 220 ppb- Toxina T2 - 220 ppb - Zearalenona – 200 ppb- Zearalenona – 200 ppb - Ochratoxina – 5 ppb- Ochratoxina – 5 ppb - Citrinina - 135 ppb- Citrinina - 135 ppb - Fumonisina – 2 ppm- Fumonisina – 2 ppm Nivele reduseNivele reduse Nivele apropiateNivele apropiate de limitele admisede limitele admise Nivele ce depasescNivele ce depasesc limitele admiselimitele admise 40% 36% 11% 64% 11% 60% 100% 78% 100% 100% Afla Zea T2 Ochr Cit Fum 50% 100% 50% 100% 100% Afla Zea T2 Ochr
  • 21. Limite admiseLimite admise - Aflatoxina - 5 ppb- Aflatoxina - 5 ppb - Toxina T2 - 220 ppb- Toxina T2 - 220 ppb - Zearalenona – 200 ppb- Zearalenona – 200 ppb - Ochratoxina – 5 ppb- Ochratoxina – 5 ppb - Citrinina - 135 ppb- Citrinina - 135 ppb - Fumonisina – 2 ppm- Fumonisina – 2 ppm Nivele reduseNivele reduse Nivele apropiateNivele apropiate de limitele admisede limitele admise Nivele ce depasescNivele ce depasesc limitele admiselimitele admise 100% 50% 100% 100% 50% Afla Zea T2 Ochr 75% 100% 25% 100% 100% 100% Afla Zea T2 Ochr Cit 80% 8% 88% 25% 2.5% 14% 75% 92% 12% 75% 2.5% 17.5% 22.5% 86% Afla Zea T2 Ochr Cit Fum
  • 22. IMPLICATII IN SANATATEA PUBLICAIMPLICATII IN SANATATEA PUBLICA MICOTOXINE IN PRODUSE DE ORIGINE ANIMALAMICOTOXINE IN PRODUSE DE ORIGINE ANIMALA OCHRATOXINA: rinichi, ficat, musculatura scheletica, lapteOCHRATOXINA: rinichi, ficat, musculatura scheletica, lapte ZEARALENONA: tesutul adiposZEARALENONA: tesutul adipos AFLATOXINE: lapte, oua de gainaAFLATOXINE: lapte, oua de gaina ALIMENTE CONTAMINATE CU FUNGI: paine, arahide, boabe de cafea,ALIMENTE CONTAMINATE CU FUNGI: paine, arahide, boabe de cafea, nuci, legume, unele salamuri, bere, vinnuci, legume, unele salamuri, bere, vin Efectul micotoxinelor - amplificat la indivizii cu afectiuni:Efectul micotoxinelor - amplificat la indivizii cu afectiuni: - hepatice- hepatice - renale- renale - digestive- digestive - ce induc imunosupresie- ce induc imunosupresie
  • 23. Micotoxina Aflatoxinå (ppb) Toxina T2 (ppb) Ochratoxina A (ppb) Citrininå (ppb) Zearalenonå (ppb) Fumonisinå (ppm) DON (ppm) Produs Ulei floarea soarelui Muntenia < 5 304,9 11,2 21,7 > 400 2,1 < 0,222 Malai Atifco < 5 201,5 > 40 < 15 > 400 1,4 0,493 Alune cu coajå 40,4 > 400 > 40 > 405 377,4 > 6 > 6 Ficat pui < 5 145,5 5,3 22,2 > 400 0,860 < 0,222 Gris < 5 250,4 9,6 254,2 237,6 2,1 > 6 Fåinå grâu Titan < 5 296,6 18,8 64,7 > 400 1,8 0 Pâine albå < 5 238,8 7,4 196,8 > 400 2,2 > 6 Graham < 5 > 400 12,2 177,1 > 400 1,9 > 6 Alimente consum uman-comertAlimente consum uman-comert
  • 24.  MICOTOXINELE - UN PERICOL PENTRU SANATATEAMICOTOXINELE - UN PERICOL PENTRU SANATATEA PUBLICA SI PRODUCTIA ANIMALAPUBLICA SI PRODUCTIA ANIMALA  ASOCIEREA CU AFECTIUNI DIN CLINICA UMANAASOCIEREA CU AFECTIUNI DIN CLINICA UMANA  MASURI DE PREVENIRE - FAVORABILE COST/BENEFICIUMASURI DE PREVENIRE - FAVORABILE COST/BENEFICIU  UE - ARMONIZAREA REGLEMENTARILORUE - ARMONIZAREA REGLEMENTARILOR  ROMANIA - RETEA NATIONALA DE MONITORIZAREROMANIA - RETEA NATIONALA DE MONITORIZARE