Development and application of an enzyme immunoassay for the detection of the mycotoxin Fumigaclavine A [Elektronische Ressource] / submitted by Hadri Latif

Latif

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• Publié par: justus-liebig-universitat_giessen
• Publié le: 01 janvier 2010
• Nombre de lectures: 14
• Langue: English
• Poids de l'ouvrage: 1 Mo

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DEVELOPMENT AND APPLICATION OF AN
ENZYME IMMUNOASSAY FOR THE DETECTION
OF THE MYCOTOXIN FUMIGACLAVINE A
HADRI LATIF


INAUGURAL DISSERTATION
for the acquisition of the doctoral degree
édition scientifique at the Faculty of Veterinary MedicineVVB LAUFERSWEILER VERLAG
of Justus Liebig University Giessen
VVB LAUFERSWEILER VERLAG
STAUFENBERGRING 15 ISBN: 978-3-8359-5547-9 Germany
D-35396 GIESSEN
Tel: [phone] Fax: -5599890
[e-mail]
www.doktorverlag.de 9 7 8 3 8 3 5 9 5 5 4 7 9
édition scientifique
VVB LAUFERSWEILER VERLAGVVB
HADRI LATIF ENZYME IMMUNOASSAY FOR FUMIGACLAVINE A













































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1. Auflage 2010
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st1 Edition 2010
© 2010 by VVB LAUFERSWEILER VERLAG, Giessen
Printed in Germany
édition scientifique
VVB LAUFERSWEILER VERLAG
STAUFENBERGRING 15, D-35396 GIESSEN
Tel: [phone] Fax: [phone]
email: [e-mail]
www.doktorverlag.de
From the Institute of Veterinary Food Science
Chair of Dairy Science
Justus Liebig University Giessen

Supervisor: Prof. Dr. Dr. habil. Ewald Usleber



Development and Application of an Enzyme Immunoassay
for the Detection of the Mycotoxin Fumigaclavine A





INAUGURAL DISSERTATION
for the acquisition of the doctoral degree
at the Faculty of Veterinary Medicine
of Justus Liebig University Giessen
Germany



submitted by


HADRI LATIF
Veterinarian from Lasusua, Indonesia


Giessen 2010

With the permission of the Faculty of Veterinary Medicine of
Justus Liebig University Giessen







Dean : Prof. Dr. Martin Kramer



Referees : Prof. Dr. Dr. habil. Ewald Usleber
Prof. Dr. Dr. h. c. Bernd Hoffmann












thDate of the Disputation: October 27 , 2010




Declaration

I declare that I have completed this dissertation without the unauthorized help of a
second party and only with the assistance acknowledged therein. I have
appropriately acknowledged and referenced all text passages that are derived
literally from or are based on the content of published or unpublished work of
others, and all information that relates to verbal communications. I have abided by
the principles of good scientific conduct laid down in the charter of the Justus
Liebig University of Giessen in carrying out the investigations described in the
dissertation.



Giessen,



Hadri Latif



























































Dedicated to My Dear Mother

Contents i
CONTENTS

Contents ..............................................................................................................i
List of Tables ..........................................................................................................v
List of Figures ........................................................................................................vi

1 INTRODUCTION ................................................................................ 1

2 LITERATURE REVIEW ...................................................................... 3
2.1 Ergoline Alkaloid-Producing Fungi ................................................. 3
2.1.1 Aspergillus fumigatus .......................................................................... 3
2.1.2 Penicillium roqueforti 7
2.1.3 Neotyphodium spp. ............................................................................. 7

2.2 Ergoline Mycotoxins ......................................................................... 9
2.2.1 Lysergic Acid Derivatives .................................................................. 11
2.2.2 Clavine Alkaloids .............................................................................. 11
2.2.2.1 Fumigaclavines ................................................................................. 12
2.2.2.2 Other Clavines .................................................................................. 14

2.3 Other Mycotoxins Produced by A. fumigatus .............................. 15
2.3.1 Gliotoxin ............................................................................................ 15
2.3.2 Fumitremorgins 16
2.3.3 Verruculogen .................................................................................... 17
2.3.4 Fumigatin .......................................................................................... 18
2.3.5 Fumagillin ......................................................................................... 19
2.3.6 Helvolic Acid ..................................................................................... 20
2.3.7 Fumiquinazolines .............................................................................. 21

2.4 Analytical Methods for Mycotoxins ............................................... 25
2.4.1 Thin-Layer Chromatography ............................................................. 25
2.4.2 Gas Chromatography ....................................................................... 27
Contents ii
2.4.3 Liquid Chromatography .................................................................... 29
2.4.4 Enzyme Immunoassay ..................................................................... 32
2.4.4.1 Principle of EIA ................................................................................. 32
2.4.4.2 Antibody production .......................................................................... 32
2.4.4.3 Test formats ...................................................................................... 33
2.4.4.4 Enzyme conjugate ............................................................................ 34
2.4.4.5 Detection systems ............................................................................ 34
2.4.4.6 Application of EIA for mycotoxin analysis ......................................... 35

3 MATERIALS AND METHODS ......................................................... 38
3.1 Materials .......................................................................................... 38
3.1.1 Laboratory Animals ........................................................................... 38
3.1.2 Chemicals and Biochemicals ............................................................ 38
3.1.3 Toxins ............................................................................................... 39
3.1.4 Immunoreagents ............................................................................... 39
3.1.5 Media ................................................................................................ 40
3.1.6 Buffers and Dilutions ........................................................................40
3.1.7 Equipments and Instruments ............................................................ 40
3.1.8 Chromatographic and Fraction Equipments ..................................... 41
3.1.9 Other Materials ................................................................................. 41

3.2 Methods ........................................................................................... 42
3.2.1 Antibodies against FuA and EIA Development ............................ 42
3.2.1.1 Conjugate Synthesis ......................................................................... 42
3.2.1.2 Rabbit Immunization ......................................................................... 42
3.2.1.3 Antiserum Collection ......................................................................... 43
3.2.1.4 Antibody Titer Determination ............................................................ 43
3.2.1.5 EIA Development .............................................................................. 44
3.2.1.5.1 M