1 History and Future of Starch
I. History
1. Early History
2. 1500-1900
3. 1900-Present
II. Development of Specialty Starches
1. Waxy Corn Starch
2. High-amylose Corn Starch
3. Chemically Modified Starches
4. Other Naturally Modified Corn Starches
III. Other Products From Starch
1. Sweeteners
2. Ethanol
3. Polyols
4. Organic Acids
5. Amino Acids
IV. Future of Starch
1. Two [...]
1 History and Future of Starch
I. History
1. Early History
2. 1500-1900
3. 1900-Present
II. Development of Specialty Starches
1. Waxy Corn Starch
2. High-amylose Corn Starch
3. Chemically Modified Starches
4. Other Naturally Modified Corn Starches
III. Other Products From Starch
1. Sweeteners
2. Ethanol
3. Polyols
4. Organic Acids
5. Amino Acids
IV. Future of Starch
1. Two New Starches for Industry
2. Present American Companies
V. References
2 Economic Growth and Organization of the US Corn Starch Industry
I. Introduction
II. Extent and Directions of Market Growth
III. High-fructose Syrup Consumption
IV. Fuel Alcohol
V. Technical Progress
VI. Plant Location
VII. Industry Organization
VIII. Effects of Corn Price Variability
IX. International Involvement
X. Future Industry Prospects
XI. References
3 Genetics and Physiology of Starch Development
I. Introduction
II. Occurrence
1. General Distribution
2. Cytosolic Starch Formation
3. Starch Formed in Plastids
III. Cellular Developmental Gradients
IV. Non-mutant Starch Granule Polysaccharide Composition
1. Polysaccharide Components
2. Species and Cultivar Effects on Granule Composition
3. Developmental Changes in Granule Composition
4. Environmental Effects on Granule Composition
V. Non-mutant Starch Granule and Plastid Morphology
1. Description
2. Species and Cultivar Effects on Granule Morphology
3. Developmental Changes in Average Starch Granule Size
4. Formation and Enlargement of Non-mutant Granules
VI. Polysaccharide Biosynthesis
1. Enzymology
2. Compartmentation and Regulation of Starch Synthesis and Degradation in Chloroplasts
3. Compartmentation and Regulation of Starch Synthesis in Amyloplasts
VII. Mutant Effects
1. Waxy
2. Amylose-extender
3. Sugar
4. Sugary-2
5. Dull
6. Amylose-extender Waxy
7. Amylose-extender Sugary
8. Amylose-extender Sugary-2
9. Amylose-extender Dull
10. Dull Sugary
11. Dull Sugary-2
12. Dull Waxy
13. Sugary Waxy
14. Sugary-2 Waxy
15. Sugary Sugary-2
16. Amylose-extender Dull Sugary
17. Amylose-extender Dull Sugary-2
18. Amylose-extender Dull Waxy
19. Amylose-extender Sugary Sugary-2
20. Amylose-extender Sugary Waxy
21. Amylose-extender Sugary-2 Waxy
22. Dull Sugary Sugary-2
23. Dull Sugary Waxy
24. Dull Sugary-2 Waxy
25. Sugary sugary-2 Waxy
26. Amylose-extender Dull sugary Waxy
VIII. Conclusions
IX. References
4 Biochemistry and Molecular Biology of Starch Biosynthesis
I. Introduction
II. Starch synthesis in Plants: Localization
1. Leaf Starch
2. Starch in Storage Tissues
III. Enzyme-catalyzed Reactions of Starch Synthesis in Plants and Algae and Glycogen Synthesis in Cyanobacteria
IV. Properties of the Plant 1,4-aGlucan-Synthesizing Enzymes
1. ADP-glucose Pyrophosphorylase: Kinetic Properties and Quaternary Structure
2. Relationship Between the Small and Large Subunits: Resurrection of ADPGIc PPase Catalysis in the Large subunit
3. Phylogenetic Analysis of the Large and Smail Subunits
4. Crystal Structure of Potato Tuber ADPGIc PPase
5. Supporting Data for the Physiological Importance of Regulation of ADPGlc PPase
6. Differences in Interaction Between 3PGA and Pi in Different ADPGIc PPases
7. Plant ADPGlc PPases can be Activated by Thioredoxin
8. Characterization of ADPGIc PPases from Different Sources
9. Identification of Important Amino Acid Residues Within the ADPGIc PPases
10. Starch Synthas
11. Branching Enzyme
12. Other Enzymes Involved in Starch Synthesis
V. Abbreviations
VI. References
5 Structural Features of Starch Granules I
I. Introduction
II. Granule Architecture
1. An Overview of Granule Structure
2. Molecular Organization of Crystalline Structures
3. Crystalline Ultrastructural Features of starch
4. The Supramolecular Organization of Starch Granules
III. The Granule Surface
1. Starch Granule Surface and Chemistry and Composition
2. Surface Specific Chemical Analysis
IV. Granule Surface Imaging
1. Granule Imaging by SEM Methods
2. Principles of AFM
3. Sample Preparation for AFM Imaging of Granular Starch
4. Surface Detail and Inner Granule Structure Revealed by AFM
5. Interpretation of AFM Images with Respect to Granule Structure
6. Discussion of Granule Surface Imaging by scanning Probe Microscopy (sPM)
7. Future Prospects of sPM of Starch
V. A Hypothesis of Starch Granule Structure: The Blocklets Concept
VI. Location and State of Amylose Within Granules
VII. Surface Pores and Interior Channels of Starch Granules
Structural Features of Starch Granules
VIII. Conclusions
IX. REFERENCES
I. Introduction
II. General Characteristics of Starch Granule
1. Granule Shapes, sizes and Distributions
2. Porous Structures of Starch Granules
3. Shapes of Gelatinized Starch Granules
III. Molecular Compositions of Starch Granules
1. Amylopectin and Amylose
2. Intermediate Material and Phytoglycogen
3. Lipids and Phospholipids
4. Phosphate Monoesters
IV. Structures of Amylose and Amylopectin
1. Chemical Structure of Amylose
2. Single Helical Structures (V-Complexes) of Amylose
3. Double Helical Structures of Amylose
4. Chemical Structure of Amylopectin
5. Cluster Models of Amylopectin
6. Effects of Growing Temperature and Kernel Maturity on Starch Structures
V. Locations of Molecular Components in the Granule
VI. References
7 Enzymes and Their Action on Starch
I. Introduction
II. Amylases
1. Action of Endo-Acting α-Amylases
2. Action of Exo-Acting β-Amylases3. Amylases Producing specific Maltodextrin Products
4. Action of Isoamylases
5. Archaebacterial Amylases
6. Action of Cyclomaltodextrin Glucanosyltransferase
III. Relation of Structure with Action of the Enzymes
1. Relation of Structure with Action of Endo-Acting α-Amylases
2. Structure and Action of Soybean β-Amylase
3. Structure and Action of Glucoamylases
4. Specific Amino Acids at the Active-Site Involved in Catalysis and Substrate Binding
5. Structure and Function of Domains in Amylolytic Enzymes
IV. Mechanisms for the Enzymatic Hydrolysis of the Glycosidic Bond
V. Action of Amylases on Insoluble Starch Substrates
1. Action of α-Amylases on Amylose-V Complexes and Retrograded Amylose
2. Action of Amylases with Native Starch Granules
VI. Inhibitors of Amylase Action
VII. Action of Phosphorylase and Starch Lyase
1. Plant Phosphorylase
2. Starch Lyase
VIII. Enzymic Characterization of Starch Molecules
1. Determination of the Nature of the Branch Linkage in Starch
2. Identification and Structure Determination of Slightly Branched Amyloses
3. Formation of β-Amylase Limit Dextrins of Amylopectin and Determination of
their Fine Structure
IX. References
8. Structural Transitions and Related Physical Properties of Starch
I. Introduction
II. starch Structure, Properties and Physical Methods of Analysis
1. Ordered and Amorphous Structural Domains (see Also Chapters 5 and 6)
2. Physical Properties of Starch in Water
III. State and Phase Transitions
3. Glass Transitions of Amorphous Structural Domains
4. Annealing and Structural Modifications by Heat-Moisture Treatments
5. Melting Transitions of Crystallites in Granular starch
6. Gelation and Retrogradation ofstarch and its Polymeric Components
7. Phase Transitions and Other Properties of V-Structures
IV. Reference
9 Corn and Sorghum Starches: Production
I. Introduction
II. Structure, Composition and Quality of Grain
1. Structure
2. Composition
3. Grain Quality
III. Wet-milling
1. Grain Cleaning
2. Steeping
3. Milling and Fraction Separation
4. Starch Processing
5. Product Drying, Energy Use and Pollution Control
6. Automation
IV. The Products
1. Starch
2. Sweeteners
3. Ethanol
4. Corn Oil
5. Feed Products
V. Alternative Fractionation Procedures
VI. Future Directions in starch Manufacturing
1. Continued Expansion into Fermentation Products
2. Biosolids as Animal Food
3. Processing of specific Hybrids
4. New Corn Genotypes and Phenotypes via Biotechnology and Genetic Engineering
5. Segregation of the Corn Starch Industry
VII. Reference
10 Wheat Starch: Production, Properties, Modification and Uses
I. Introduction
II. Production
III. Industrial Processes for Wheat Starch Production
1. Conventional Processes
2. Hydrocyclone Process (Dough-Batter)
3. High-pressure Disintegration Process
IV. Properties of Wheat Starch and Wheat Starch Amylose and Amylopectin
1. Large Versus Small Granules
2. Fine Structures of Amylose and Amylopectin
3. Partial Waxy and Waxy Wheat Starches
4. High-amylose Wheat Starch
5. A Unique Combination of Properties
V. Modification of Wheat starch
1. Crosslinking
2. Substitution
3. Dual Derivatization
4. Bleaching, Oxidation and Acid-thinning
VI. Uses of Unmodified and Modified Wheat Starches
1. Role in Baked Products
2. Functionality in Noodles and Pasta
3. Other Food Uses
4. Industrial Uses
VII. References
11 Potato Starch: Production, Modifications and Uses
I. History of Potato Processing in The Netherlands
II. Starch Production
1. World Starch Production
2. Potato Starch Production in Europe
III. Structure and Chemical Composition of the Potato
1. Formation and Morphology of the Tuber
2. Anatomy of the Tube
3. Chemical Composition
4. Differences Between Commercial starches
5. New Development: The All-amylopectin Potato
IV. Potato Starch Processing
1. Grinding
2. Potato Juice Extraction
3. Fiber Extraction
4. Starch Classification
5. Starch Refinery
6. Sideline Extraction
7. Removal of Water from the Starch
8. Starch Drying and Storage
V. Potato Protein
1. Environmental Aspects
2. Protein Recovery
3. Properties and Uses
VI. Utilization
1. Substitution (see Also Chapters 17 and 20)
2. Converted Starches (see Also Chapters 17 and 20)
3. Crosslinked Starches (see Also Chapters 17 and 20)
4. The Preference for Potato Starch in Applications
VII. Future Aspects of Potato Starch Processing
VIII. References
12 Tapioca/Cassava Starch: Production and Use
I. Background
II. Processing
III. Tapioca Starch
IV. Modification
V. Food Applications
VI. Industrial Applications
VII. Outlook
VIII. References
13 Rice Starches: Production and Properties
I. Rice Production and Composition
1. Rice Production
2. Rice Milling and Composition
II. Uses of Milled Rice and Rice By-products
1. Milled Rice
2. By-products
III. Preparation of Rice Starch
1. Traditional Method
2. Mechanical Method
IV. Properties of Rice Starch
1. General Properties Unique to Rice Starch
2. Pasting Properties
V. Factors Affecting Rice Starch Properties
1. Rice Variety: Common Versus Waxy
2. Protein Content
3. Method of Preparation
4. Modification
VI. Rice starch Applications
VII. References
14 Rye Starch
I. Introduction
II. Isolation
1. Industrial
2. Laboratory
III. Modification
IV. Applications
V. Properties
1. Microscopy
2. Composition
3. X-Ray Diffraction Patterns
4. Gelatinization Behavior
5. Retrogradation
6. Amylose-Lipid Complex
7. Swelling Power and Amylose Leaching
8. Rheology
9. Falling Number
VI. References
15 Oat Starch
I. Introduction
II. Isolation
1. Industrial
2. Laboratory
III. Modification
IV. Applications
V. Properties of Oat Starch
1. Microscopy Chemical Composition
3. X-Ray Diffraction
4. Gelatinization
5. Retrogradation
6. Swelling Power and Amylose Leaching
7. Rheological Properties
VI. References
16 Barley Starch: Production, Properties, Modification and Uses
I. Introduction
II. Barley Grain Structure and Composition
III. Barley Starch
1. Isolation and Purification
2. Chemical Composition of Barley Starch
3. Granule Morphology
4. X-Ray Diffraction and Relative Crystallinity
5. Gelatinization
6. Swelling Factor and Amylose Leaching
7. Enzyme Susceptibility
8. Acid Hydrolysis
9. Pasting Characteristics
10. Retrogradation
11. Freeze-Thawstability
12. Chemical Modification
13. Physical Modification
IV. Resistant Barley Starch
V. Production and Uses of Barley Starch
VI. Conclusion
VII. References
17 Modification of Starches
1. Introduction
II. Cationic Starches
1. Dry or Solvent Cationization
2. Polycationic Starches
3. Amphoteric Starch or Starch-containing Systems
4. Cationic Starches with Covalently-reactive Groups
III. Starch Graft Polymers (see Also Chapter 19)
IV. Oxidation of Starch
V. Starch-based Plastics (see Also Chapter 19)
VI. Encapsulation/Controlied Release
VII. Physically Modified Starch
1. Granular Cold-Water-Swellable (CWS) and Cold-Water-Soluble Starch (Pregelatinized Granular Starch)
2. Starch Granule Disruption by Mechanical Force
VIII. Thermal Treatments
IX. Enzyme-catalyzed Modifications
X. References
18 Starch in the Paper Industry
I. Introduction to the Paper Industry
II. The Papermaking Process
III. Starch Consumption by the Paper Industry
IV. Starches for Use in Papermaking
1. Current Use
2. Recent Trends
V. Application Requirements for Starch
1. Viscosity Specifications
2. Charge Specifications
3. Retrogradation Control
4. Purity Requirements
VI. Dispersion of Starch
1. Delivery to the Paper Mill
2. Suspension in Water
3. Dispersion Under Atmospheric Pressure
4. Dispersion Under Elevated Pressure
5. Chemical Conversion
6. Enzymic Conversion
VII. Use of Starch in the Papermaking Furnish
1. The Wet End of the Paper Machine
2. Flocculation of Cellulose Fibers and Fines
3. Adsorption of Starch on Cellulose and Pigments
4. Retention of Pigments and Cellulose Fines
5. Sheet Bonding by Starch
6. Wet-end sizing
7. Starch Selection for Wet-end Use
VIII. Use of Starch for Surface sizing of Paper
1. The Size Press in the Paper Machine
2. The Water Box at the Calender
3. Spray Application of Starch
4. Starch Selection for Surface sizing
IX. Use of starch as a Coating Binder
1. The Coater in the Paper Machine
2. starch Selection for Paper Coating
X. Use of Starch as Adhesive in Paper Conversion
1. Lamination of Paper
2. The Corrugator for Paperboar
3. Starch Selection for Use in Corrugation and Lamination
XI. Use of Starch in Newer Specialty Papers
XII. Environmental Aspects of Starch Use in the Paper Industry
XIII. Starch Analysis in Paper
XIV. References
19 Starch in Polymer Compositions
I. Introduction
II. Starch Esters
III. Granular Starch Composites
IV. Starch in Rubber
V. Starch Graft Copolymers
VI. Thermoplastic Starch Blends
VII. Starch Foams
VIII. References
20 Starch Use in Foods
I. Introduction
1. First Enhancement of Starch for Foods
2. Modern Use of Starch in Foods
3. Development of Crosslinking
4. Development of Monosubstitution
5. 'Instant' Starches
6. Improvement ofstarch Sources (see Also Chapter 3)
II. Functions of Starch in Food Applications
1. Starch Structures Relevant to Foods
2. Gelatinization and Pasting
3. Changes During Cooking
III. Impact of Processing and Storage on Foods Containing Cooked Starch
1. Concentration During Cooking
2. Effects of Time and Temperature
3. Effects of Shear
4. Comparison of Food Processing Equipment
5. Impact of Processing and Storage
6. Changes that Occur During Cooling, Storage and Distribution
7. Recommended Processing
IV. Modified Food Starches (see Also Chapter 17)
1. Why starch is Modified
2. Derivatizations
3. Conversions
4. Oxidation
5. Physical Modifications
6. Native Starch Thickeners
V. Starch Sources (see Also Chapters 9-16)
1. Dent Corn
2. Waxy Corn
3. High-amylose Corn
4. Tapioca
5. Potato
6. Wheat
7. Sorghum
8. Rice
9. Sago
10. Arrowroot
11. Barley
12. Pea
13. Amaranth
VI. Applications
1. Canned Foods
2. Hot-filled Foods
3. Frozen Foods
4. Salad Dressings
5. Baby Foods
6. Beverage Emulsions
7. Encapsulation
8. Baked Foods
9. Dry Mix Foods
10. Confections
11. Snacks and Breakfast Cereals
12. Meats
13. Surimi
14. Pet Food
15. Dairy Products
16. Fat Replacers
VII. Interactions with Other Ingredients
1. pH
2. Salts
3. Sugars
4. Fats and Surfactants
5. Proteins
6. Gums/hydrocolloids
7. Volatiles
8. Amylotic Enzymes
VIII. Resistant Starch
IX. References
21 Sweeteners from Starch: Production, Properties and Uses
I. Introduction
1. History
2. Definitions
3. Regulatory Status
II. Production Methods
1. Maltodextrins
2. Glucose/corn Syrups
3. High-fructose Syrups
4. Crystalline Fructose
5. Crystalline Dextrose and Dextrose Syrups
6. Oligosaccharide Syrups
III. Composition and Properties of Sweeteners from Starch
1. Carbohydrate Profiles
2. Solids
3. Viscosity
4. Browning Reaction and Color
5. Fermentability
6. Foam stabilization and Gel Strength
7. Freezing Point Depression
8. Boiling Point Elevation
9. Gelatinization Temperature
10. Humectancy and Hygroscopicity
11. Crystallization
12. Sweetness
13. Selection of Sweeteners
IV. References
22 Cyclodextrins: Properties and Applications
I. Introduction
II. Production
III. Properties
IV. Toxicity and Metabolism
V. Modified Cyclodextrins
1. Hydroxyalkylcyclodextrins
VI. Complex Formation
VII. Applications
VIII. References
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