Applications of Nanocomposite Materials in Drug Delivery ( Woodhead Publishing Series in Biomaterials )

Publication series :Woodhead Publishing Series in Biomaterials

Author: Inamuddin   Dr;Asiri   Abdullah M.;Mohammad   Ali  

Publisher: Elsevier Science‎

Publication year: 2018

E-ISBN: 9780128137581

P-ISBN(Paperback): 9780128137413

Subject: R96 Pharmacology

Keyword: 生物科学,化学,一般工业技术

Language: ENG

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Description

Applications of Nanocomposite in Drug Delivery discusses and explores the applications of nanocomposites in the area of drug delivery. Starting with a scientific understanding of drug delivery fundamentals, the book explores the utility of nanocomposites in the area of controlled, transdermal, osteo-articular tuberculosis and stimulus sensitive drug delivery applications. The book intricately details and discusses a variety of methods for their preparation, while also highlighting specific applications of nanocomposites in targeted drug delivery.

  • Discusses nanocomposite and nanotechnology for drug delivery
  • Outlines the mechanisms involved in targeted drug delivery using nanocomposites
  • Includes synthesis methods for nanocomposites used in controlled drug delivery
  • Lists various applications of nanocomposites in drug delivery

Chapter

2 Chitosan based nanocomposites for drug, gene delivery, and bioimaging applications

2.1 Introduction

2.2 Chitosan nanocomposites and its applications

2.3 Application of chitosan nanocomposites in drug delivery

2.4 Application of chitosan nanocomposite in gene delivery

2.5 Application of chitosan nanocomposite in bioimaging

2.6 Conclusion

Acknowledgments

References

3 Alginate-inorganic composite particles as sustained drug delivery matrices

3.1 Introduction

3.2 Composites

3.3 Alginate and alginate composites in drug delivery

3.4 Alginate-inorganic composite particles in drug delivery

3.4.1 Alginate-montmorillonite composite particles

3.4.2 Alginate-hydroxyapatite composite particles

3.4.3 Alginate-polyvinyl (pyrrolidone) K30 (PVP K30)-nanohydroxyapatite composite particles

3.4.4 Alginate-calcium carbonate composite particles

3.5 Conclusion

References

4 Applications of cellulose nanofibrils in drug delivery

4.1 Introduction

4.1.1 Sources of cellulose

4.1.1.1 Plant based

4.1.1.2 Animal based

4.1.2 Nanocellulose fiber

4.1.2.1 Synthesis of cellulose nanofiber

4.1.2.2 Mechanical pre-treatment

4.1.2.3 Biological pre-treatment

4.1.3 Different forms of cellulose nanofibers

4.1.3.1 Suspension

4.1.3.2 Powder

4.1.3.3 Hydrogel

4.1.3.4 Aerogel

4.2 Bacterial cellulose reinforced composites for drug delivery

4.3 Cellulose hydrogel

4.4 Cellulose aerogel

4.5 3D printing of cellulose nanomaterial

4.6 Applications of cellulose nanomaterials in drug delivery

4.7 Conclusions and future aspects

Acknowledgments

References

5 Cyclodextrin-based nanosponges in drug delivery and cancer therapeutics: new perspectives for old problems

5.1 Introduction

5.2 Nanosponges

5.2.1 Boons of nanosponges

5.2.2 Salient features of nanosponges

5.2.3 Materials used for preparation

5.2.4 Factors influencing nanosponges formation

5.2.4.1 Type of polymers and crosslinkers used

5.2.4.2 Type of drugs and medium used for interaction

5.2.4.3 Degree of substitution

5.2.4.4 Complexation temperature

5.3 Cyclodextrins

5.3.1 Structure and properties of cyclodextrins

5.3.2 Cyclodextrin-based nanosponges

5.3.3 Methods of cyclodextrin nanosponges preparation

5.3.4 Types of cyclodextrin nanosponges

5.3.4.1 Carbamate nanosponges

5.3.4.2 Carbonate nanosponges

5.3.4.3 Polyamidoamine nanosponges

5.3.4.4 Ester nanosponges

5.3.4.5 Modified nanosponges

5.4 Cyclodextrin-based nanosponges in drug delivery and cancer therapeutics

5.4.1 Overcoming solubility issues

5.4.2 Protection from degradation

5.4.3 Release modulation

5.4.4 Oxygen delivery

5.4.5 Miscellaneous

5.5 Conclusions-outlook

Acknowledgment(s)

References

6 Development of injectable in situ gelling systems of doxycycline hyclate for controlled drug delivery system

6.1 Introduction

6.2 Pharmacotherapeutics of doxycycline hyclate

6.2.1 Pharmacodynamics and phramacokinetics of doxycycline hyclate

6.2.2 Mechanism of action

6.2.3 Available dosage form

6.3 Current drug delivery systems for doxycycline hyclate

6.3.1 Micro particulates systems

6.3.2 Nano particulates systems

6.4 Injectable in situ gelling system for drug delivery application

6.4.1 In situ gelling hydrogels

6.4.1.1 Photopolymerizable hydrogels

6.4.1.2 Self-assembling hydrogels

6.4.2 In situ gelling stimuli-sensitive block copolymer hydrogels

6.4.3 Temperature sensitive block copolymer hydrogels

6.4.4 pH sensitive block copolymer hydrogels

6.5 Applicability of in situ gelling systems for the doxycycline hyclate

6.5.1 Effects/advantages of in situ gelling matrix

6.5.2 Limitations/challenges of in situ gelling system as drug delivery system

6.6 Conclusion and perspectives

References

7 Avidin-based nanoparticles for drug delivery

7.1 Introduction

7.2 Avidin, streptavidin

7.3 Avidin-biotin nanoparticles

7.3.1 Gene delivery

7.3.2 Nucleic acid delivery

7.3.3 siRNA delivery

7.3.4 Protein and peptide delivery

7.3.5 Vaccine delivery

7.3.6 Monoclonal antibody delivery

7.3.7 Small molecule delivery

7.4 For diagnostic purpose

7.4.1 Imaging and diagnosis

7.4.2 Surface antigen detection

7.5 Tissue engineering

7.6 Conclusion

References

8 Carbon-based polymers for drug delivery

8.1 Introduction

8.2 Role of polymers in drug delivery

8.3 Carbon-based polymers for drug delivery

8.3.1 Graphene oxides

8.3.2 Carbon nanotubes

8.3.2.1 CNTs-hydrogels in drug delivery

8.4 Summary and prospects

Acknowledgments

References

9 Carbon nanotube for targeted drug delivery

9.1 Introduction

9.1.1 Single walled carbon nanotubes

9.1.2 Multi walled carbon nanotubes

9.1.3 Growth mechanism

9.1.4 Geometry of carbon nanotubes

9.2 Properties of carbon nanotubes

9.2.1 Mechanical properties

9.2.2 Electronic properties

9.2.3 Thermal properties

9.2.4 Electrochemical properties

9.3 Special properties of carbon nanotubes

9.3.1 Chemical reactivity

9.3.2 Electrical conductivity

9.3.3 Optical activity

9.3.4 Mechanical strength

9.4 Synthesis method of CNTs

9.4.1 Arc-discharge

9.4.2 Laser-ablation

9.4.3 Chemical vapour deposition (CVD)

9.4.4 Catalytic chemical vapour deposition

9.5 Applications of carbon nanotubes

9.6 Applications of carbon nanotubes in drug delivery systems

9.6.1 Approaches to design drug delivery systems based on CNTs

9.6.1.1 Functional modifications of CNTs

9.6.1.2 CNT-liposomes conjugate based drug delivery system

9.7 Conclusion and future perspective

References

10 Polymer nanoparticle carriers in drug delivery systems: research trend

10.1 Introduction

10.2 First generation drug delivery system

10.3 Second generation drug delivery system

10.4 Third generation drug delivery system

10.5 Nanoparticle carrier for drug delivery system

10.5.1 Fabrication of polymeric nanoparticles

10.5.1.1 Solvent emulsion-evaporation method

10.5.1.2 Double emulsion-evaporation method

10.5.1.3 Solvent displacement method

10.5.1.4 Salting out

10.5.1.5 Emulsion diffusion method

10.6 Techniques used in preparation of conjugated polymers nanoparticles (CNPs)

10.6.1 Miniemulsion (direct polymerization method)

10.6.2 Reprecipitation (postpolymerization method)

10.6.3 Self-assembly method

10.7 Future perspective

10.8 Conclusion

References

11 Drug nanocrystals: present, past and future

11.1 Introduction

11.2 Nanocrystals as drug delivery system

11.3 Nanocrystals in dentistry

11.4 Nanocrystals in orthopedics

11.5 Nanocrystals in tissue engineering

11.6 Conclusion

References

12 Drug delivery: present, past, and future of medicine

12.1 Introduction

12.2 Current status of drug delivery technologies

12.3 Oral controlled release drug delivery systems

12.3.1 Micropump (Flamel technologies, France)

12.3.2 MacroCap (Biovail Corporation International, Canada)

12.3.3 Multiporous oral drug absorption system (Elan Corporation, Ireland)

12.3.4 Zer-Os tablet technology (ADD drug delivery technologies AG, Switzerland)

12.3.5 Ceform microsphere technology (Fuisz Technology Ltd., United States)

12.3.6 Contramid (Labopharm Inc., Canada)

12.3.7 Dimatrix (diffusion controlled matrix system, Biovail Corporation International)

12.3.8 Multipart (Multiparticle Drug Dispersing Shuttle, Biovail Corporation International)

12.3.9 Dual release drug absorption system (Elan Corporation)

12.3.10 Delayed pulsatile hydrogel system (Andrx Pharmaceuticals)

12.3.11 RingCap (Alkermes Inc., United States)

12.3.12 Geomatrix (Skye Pharma Plc., United States)

12.3.13 Multipor technology (Ethical Holdings Plc., United Kingdom)

12.3.14 Programmable oral drug absorption system (Elan Corporation)

12.4 Oral disintegrating dosage forms

12.4.1 Zydis technology (Cardinal Health Inc.)

12.4.2 Orasolv technology (Cima Labs, Inc.)

12.4.3 Durasolv technology (Cima Labs, Inc.)

12.4.4 Lyoc technology (Cephalon Corporation)

12.4.5 Flashtab technology (Prographarm)

12.4.6 Flashdose technology (Fuisz Technologies, Ltd.)

12.4.7 OraQuick technology (KV Pharmaceutical Co. Inc.)

12.5 Taste masking formulations

12.5.1 Chewable tablets (Elan Corporation)

12.6 Liposomes and targeted drug delivery system

12.6.1 Liposomes

12.6.2 Liposomes to treat infectious diseases

12.6.3 Liposomes for delivery of anticancer drugs

12.7 Transdermal and topical drug delivery

12.8 Future directions

12.9 Conclusion

References

13 Drug delivery for cardiac regeneration

13.1 Introduction

13.1.1 Pathophysiology of heart failure

13.2 Current therapeutic approaches for myocardial infarction

13.2.1 Cardiac regeneration and new therapeutic strategies

13.3 Cell therapy for cardiac regeneration

13.4 Noncell therapy for cardiac regeneration

13.4.1 Small molecules

13.4.1.1 Wnt/β-catenin inhibitors

13.4.1.2 Prostaglandins and cyclooxygenase 2

13.4.1.3 Transforming growth factor-beta (TGF-β) inhibitors

13.4.1.4 Dipeptidyl peptidase 4 inhibitors

13.4.1.5 Angiotensin (1–7) and Mas receptor

13.4.1.6 Other small molecules

13.4.2 Growth factor and protein therapeutics

13.4.3 RNA therapeutics

13.5 Direct fibroblasts reprograming

13.6 Drug delivery approaches for cardiac regeneration

13.6.1 Direct systemic drug delivery

13.6.2 Direct local myocardial drug delivery

13.6.3 Biomaterial-based drug delivery

13.6.3.1 Hydrogels

Acellular hydrogels

Cellular hydrogel-based delivery systems

13.6.3.2 Nanofibrous and porous scaffolds

Nanofibers and porous scaffolds for cell delivery

Nanofibers and porous scaffolds for drug delivery

13.6.3.3 ECM, ECM-like biomaterials, and decellularized matrices

13.6.3.4 3D bioprinted scaffolds

13.6.3.5 Microparticles/nanoparticles

13.6.3.6 Liposomes

13.6.3.7 Others

13.6.4 Multimodal therapeutic approaches

13.6.5 Minimally invasive drug delivery strategies

13.7 Loading and release of bioactive agents from engineered biomaterials

13.7.1 Loading of bioactive agents

13.7.2 Delivery of bioactive agents from engineered biomaterials

13.7.2.1 Temporal delivery of a single agent

13.7.2.2 Simultaneous or concurrent delivery of multiple agents

13.7.2.3 Sequential delivery of multiple agents

13.7.2.4 Trigger-induced delivery of bioactive agents

13.8 Conclusions and future perspectives

References

14 Nanocomposite for cancer targeted drug delivery

14.1 Introduction

14.2 Nanocomposite for cancer targeted drug delivery

14.3 Polymer nanocomposites

14.4 Aptamer targeted nanocomposites

14.5 Fusogenic peptide targeted siRNA delivery

14.6 Hyaluronic acid targeted nanocomposites

14.7 Folic acid targeted nanocomposites

14.8 Magnetic nanocomposites for cancer cell targeting

14.9 Clay-based nanocomposites for cancer cell targeting

14.10 Graphene nanocomposites

References

15 Applications of nanocomposite materials in the delivery of anticancer drugs

15.1 Introduction

15.2 Cancer

15.2.1 General aspects

15.2.2 Cancer development

15.2.3 Cancer treatment

15.3 Nanotechnology: nanocomposites applied to cancer treatment

15.3.1 Nanocomposite in cancer therapy

15.3.2 Nanocomposite in cancer diagnostic

15.3.3 Nanocomposite in cancer theranostic

15.4 Conclusion

References

Further reading

16 Nanocomposite for transdermal drug delivery

16.1 Introduction

16.2 Transdermal drug delivery: an overview

16.2.1 Concept of transdermal drug delivery

16.2.2 Anatomy of human skin

16.2.2.1 Epidermis

16.2.2.2 Dermis

16.2.2.3 Subcutaneous

16.2.2.4 Skin appendages

16.2.3 Drug penetration pathway

16.2.4 The permeation process

16.2.5 Theoretical aspects of transdermal drug delivery

16.3 Nanocomposite

16.3.1 Polymer matrix nanocomposite

16.3.1.1 Types polymer matrix nanocomposite

16.3.1.2 Preparation techniques of polymer matrix nanocomposite

16.3.2 Metallic matrix nanocomposite

16.3.3 Ceramic matrix nanocomposite

16.4 Characterization of nanocomposites

16.5 Application in transdermal drug delivery

16.5.1 Nanocomposite as transdermal hydrogel

16.5.2 Nanocomposite as transdermal membrane and film

16.5.3 Nanocomposite as pressure-sensitive adhesive

16.5.4 Nanocomposite as microneedle

16.6 Conclusions

References

17 Nanocomposites for therapeutic application in multiple sclerosis

17.1 Introduction

17.2 Multiple sclerosis

17.3 Nanoparticle composites and delivery into the CNS for MS treatment

17.3.1 Nanospheres and nanocapsules

17.3.2 Polymeric nanoparticle composites

17.3.3 Solid lipid nanoparticle composites

17.3.4 Iron oxide nanoparticle composites

17.3.5 Liposomal and vesicular systems

17.3.6 Micellar delivery systems

17.3.7 Dendrimers

17.4 Research undertaken

17.5 Future research perspectives

17.6 Conclusion

References

18 Oral colon cancer targeting by chitosan nanocomposites

18.1 Introduction

18.2 Chitosan as anticancer drug for colon cancer treatment

18.3 Chitosan as drug carrier for colon cancer treatment

18.3.1 Native chitosan

18.4 Grafted chitosan

18.4.1 Trimethyl chitosan

18.5 Carboxymethyl chitosan

18.6 N-succinyl chitosan

18.7 PEGylated chitosan

18.8 Hyaluronic acid–coupled chitosan

18.9 Thiolated chitosan

18.10 Folic acid conjugated chitosan

18.11 Other chitosan derivatives

18.12 Mechanism of oral colon cancer targeting

18.13 Passive targeting

18.14 Active targeting

18.15 Conclusion and future prospects

References

19 Potential of nanoparticles as drug delivery system for cancer treatment

19.1 Potential of nanoparticles as drug delivery system for cancer treatment

19.2 Approach for drug delivery in cancer therapy: general considerations

19.2.1 Passive targeting

19.2.2 Active targeting

19.3 Nanoparticle platforms for drug delivery

19.3.1 Utilization of polymeric nanoparticles in cancer therapy

19.3.2 Utilization of micelles in cancer therapy

19.3.3 Utilization of dendrimers in cancer therapy

19.3.4 Utilization of liposomes in cancer therapy

19.4 Overview of the frontiers in nanotechnology for cancer therapy

19.4.1 Clinical trials, regulation, and commercial trends

19.4.2 Overcoming drug resistance with cancer nanodrugs

19.5 Conclusions and future perspectives

Acknowledgments

References

20 Vesicular nanostructures for transdermal delivery

20.1 Introduction

20.2 Types of vesicular nanostructures

20.3 Vesicular nanostructures for transdermal drug delivery

20.3.1 Traditional liposomes as skin drug delivery systems

20.3.2 Phytosomes and hyalurosomes as skin drug delivery systems

20.3.3 SCLL as skin drug delivery systems

20.3.4 Transfersomes (ultradeformable liposomes) as skin drug delivery systems

20.3.5 Invasomes and leciplex as transdermal drug delivery systems

20.3.6 Ethosomes as skin drug delivery systems

20.3.7 Niosomes as transdermal drug delivery systems

20.4 Mechanisms of enhanced transdermal drug delivery from vesicular nanostructures

20.5 Conclusion and future perspective

References

21 Nanoelectrospun matrices for localized drug delivery

21.1 Introduction

21.2 Electrospinning for localized delivery

21.3 Drug loaded electrospun matrices

21.3.1 Post-modifications of electrospun matrices

21.4 Conclusions

References

Further reading

22 Electrospun nanofiber scaffolds: technology and applications

22.1 Introduction

22.2 Basic aspects

22.2.1 Mechanism

22.2.2 Drug-incorporation techniques

22.3 Effects of variables on electrospinning process

22.3.1 Solution parameters

22.3.1.1 Concentration

22.3.1.2 Molecular weight

22.3.1.3 Viscosity

22.3.1.4 Surface tension

22.3.1.5 Conductivity

22.3.2 Processing parameters

22.3.2.1 Applied voltage

22.3.2.2 Feed rate

22.3.2.3 Types of collectors

22.3.2.4 Tip to collector distance

22.3.3 Ambient parameters

22.4 E-Spun materials and their applications

22.4.1 Transdermal drug delivery system

22.4.2 Wound healing applications

22.4.3 Antibiotics and antibacterial agents

22.4.4 Skin disorders

22.4.5 Ocular drug delivery

22.4.6 Vaginal drug delivery

22.4.7 Colon drug delivery

22.4.8 Oral drug delivery

22.4.9 Pulmonary delivery

22.4.10 Cancer therapy

22.4.11 Proteins and peptides delivery

22.4.12 Gene delivery

22.4.13 Cosmetics

22.4.14 Miscellaneous delivery

22.5 Scale-up prospects

22.6 Regulatory obligations/aspects

22.7 Conclusion and future perspectives

References

23 Hydrogel nanocomposite for controlled drug release

23.1 Introduction

23.1.1 Drug delivery concept and utility

23.1.2 Advantages and shortcomings of drug delivery agents

23.1.3 Hydrogel as drug delivery agent

23.2 Types of hydrogel and medicinal application pattern

23.2.1 Hydrogel nanocomposite for therapeutic application

23.2.2 Hydrogel nanocomposite in controlled drug delivery

23.2.3 Limitations of hydrogel nanocomposites

23.3 Conclusion and future prospects of hydrogel nanocomposite

References

Further reading

24 Mesoporous nanomaterials as carriers in drug delivery

24.1 Introduction

24.2 Mesoporous nanomaterials

24.2.1 Mesoporous silicon

24.2.2 Mesoporous silica nanoparticles

24.2.3 Other mesoporous materials

24.3 Drug loading and release from MSNs

24.4 Controlled and sustained drug delivery with MSNs

24.4.1 Stimuli-responsive systems and the concept of “gate keeping”

24.4.1.1 Nanoparticles as gate-keepers

24.4.1.2 Organic molecules as gate-keepers

24.4.1.3 Supramolecular assemblies as gate-keepers

24.5 MSNs as carriers for poorly soluble drugs

24.6 Concluding remarks and future perspectives

References

25 Metal organic frameworks for drug delivery

25.1 Introduction

25.2 Classifications of MOFs

25.2.1 Classification based on the various stages of synthesis

25.2.2 Classification based on the robustness of the structural frameworks

25.2.3 Classification based on the crystal structure arrangement

25.2.4 Classification based on the stimuli

25.3 Synthesis of MOFs

25.3.1 Conventional synthesis

25.3.2 Unconventional synthesis

25.4 Applications of MOFs for drug delivery

25.5 Concluding remarks

References

26 Microwave synthesized nanocomposites for enhancing oral bioavailability of drugs

26.1 Introduction

26.2 Nanocomposites and their classifications

26.3 Techniques to enhance solubility

26.3.1 Fusion or melting method

26.3.2 Microwave-assisted synthesis

26.3.3 Applications of microwave

26.3.4 Mechanism of microwave-assisted synthesis process

26.4 Use of natural carriers in bio-nanocomposites

26.5 Pharmaceutical applications of bio-nanocomposites

26.6 Biomedical application of nanocomposite hydrogels

26.6.1 Carbon-based nanocomposite hydrogels

26.6.2 Metal and metal-oxide nanocomposite hydrogels

26.7 Anticancer drug delivery

26.8 Conclusion

References

27 Montmorillonite clay nanocomposites for drug delivery

27.1 Introduction

27.2 Drug delivery routes

27.3 Controlled drug delivery system

27.4 Bionanocomposites

27.5 Clay and clay minerals

27.5.1 Montmorillonite a nanoclay

27.5.2 Montmorillonite layered structure

27.5.3 Clay and drug interaction mechanism

27.5.4 Montmorillonite used in pharmaceutics

27.6 Conclusion

Acknowledgments

References

28 Nanocomposite microemulsions study of single-walled carbon nanotubes in arteries: applications of nanocomposite material...

28.1 Introduction

28.2 Formulation of the problem

28.3 Exact solutions

28.4 Results and discussions

28.5 Conclusion

28.6 Funding

28.7 Conflict of interest

References

29 Nanoemulsion in drug delivery

29.1 Introduction

29.2 Properties of nanoemulsion

29.3 Fabricating nanoemulsion

29.3.1 High energy methods

29.3.2 Low energy methods

29.4 Nanoemulsion in drug delivery: applications in routes of drug delivery

29.4.1 Oral drug delivery

29.4.2 Parenteral drug delivery

29.4.3 Intranasal drug delivery

29.4.4 Topical or transdermal or ophthalmic

29.5 Patents summary

29.6 Conclusion

29.7 Conflict of interest

Acknowledgments

References

30 Nanocomposite scaffolds for tissue engineering; properties, preparation and applications

30.1 Introduction

30.2 Nanocomposites

30.2.1 Nature of polymeric material for nanocomposite scaffolds

30.2.2 Regulatory status

30.3 Selection criteria for ideal nanocomposite scaffolds for tissue engineering

30.4 Scaffolds fabrication techniques

30.4.1 Solvent casting/particulate leaching

30.4.2 Electrospinning

30.4.3 Freeze drying/emulsification

30.4.4 3D Printing

30.5 Natural nanocomposite scaffolds for tissue engineering

30.5.1 Cellulose-based nanocomposite scaffolds

30.5.2 Collagen- and gelatin-based nanocomposite scaffolds

30.5.3 Alginate-based nanocomposite scaffolds

30.5.4 Chitosan and chitin-based nanocomposite scaffolds

30.6 Synthetic nanocomposite scaffolds for tissue engineering

30.6.1 PLA-based nanocomposite scaffolds

30.6.2 PGA- and PLGA-based nanocomposite scaffolds

30.7 Challenges and future prospects

References

Further reading

31 Metal–ferrite nanocomposites for targeted drug delivery

31.1 Introduction

31.2 Ferrites in drug delivery

31.2.1 About ferrites

31.2.2 Types of ferrites

31.2.2.1 Hard ferrites

31.2.2.2 Soft ferrites

31.2.3 Synthesis practices of nanoferrites

31.2.3.1 Chemical coprecipitation

31.2.3.2 Sol–gel auto combustion

31.2.3.3 Solid state reaction

31.2.3.4 Thermal decomposition

31.2.3.5 Hydrothermal/solvothermal method

31.2.3.6 Microwave-assisted synthesis

31.2.3.7 High-energy ball milling

31.2.3.8 Other methods

31.2.4 Drug delivery using ferrites

31.2.5 Challenges in targeted drug delivery

31.3 Conclusion

Acknowledgments

References

32 Okra gum–alginate composites for controlled releasing drug delivery

32.1 Introduction

32.2 Alginates

32.2.1 Sources

32.2.2 Chemical composition and properties

32.2.3 Alginate-based particles in drug delivery

32.3 Okra gum (OkG)

32.3.1 Sources

32.3.2 Chemical composition and properties

32.3.3 Use in drug delivery

32.4 Okra gum (OkG)–calcium alginate beads containing gliclazide

32.5 Okra gum (OkG)–zinc alginate beads containing diclofenac sodium

32.6 Conclusion

References

33 Phase transition microemulsions as drug delivery systems

33.1 Introduction

33.2 Phase transition MEs for ocular drug delivery

33.3 Phase transition MEs for transdermal drug delivery

33.4 Phase transition MEs for parenteral drug delivery

33.5 Phase transition MEs for oral drug delivery

33.6 Concluding remarks and future perspective

References

34 Polymer–ceramic nanocomposites for controlled drug delivery

34.1 Introduction

34.2 Application of polymer–ceramic nanocomposites

34.3 Modes of drug delivery

34.4 Other controlled drug delivery systems

34.4.1 Oral

34.4.1.1 Classification of oral controlled drug delivery systems

34.5 Parenteral

34.5.1 Classification of parenteral controlled drug delivery systems

34.6 Dental product

34.7 Colon-specific drug delivery

34.8 Polymer–ceramic nanocomposites for controlled drug delivery, their uses and applications

34.8.1 Drug delivery

34.8.2 Nanotechnology in medicine

34.8.3 Making tumors easier to see and remove

34.8.4 Speeding up the healing process for broken bones

34.8.5 Producing batteries with greater power output

34.8.6 Using nanocomposites to make flexible batteries

34.8.7 Producing structural components with a high strength-to-weight ratio

34.8.8 Making lightweight sensors with nanocomposites

34.8.9 Nanotechnology in consumer products

34.8.10 Chemical and biological sensors using nanotechnology

34.8.11 Nanotechnology in energy production

34.8.12 Environmental nanotechnology

34.9 Conclusion

References

35 Stimuli-responsive nanocomposites for drug delivery

35.1 Introduction

35.2 Stimuli-responsive nanocomposites: rationale and concepts

35.2.1 Exogenous/physical stimuli

35.2.2 Endogenous/chemical and biochemical stimuli

35.3 Polymeric materials for drug delivery: category and examples

35.4 Stimuli-responsive nanocomposites and their applications

35.4.1 Exogenous stimuli-responsive drug delivery

35.4.1.1 Thermo-responsive polymeric systems

35.4.1.2 Magnetically guided systems

35.4.1.3 Light-driven drug delivery

35.4.1.4 Ultrasound-triggered drug delivery

35.4.1.5 Electro-responsive polymers

35.4.2 Endogenous stimuli-responsive drug delivery

35.4.2.1 pH-responsive polymers and drug delivery systems

35.4.2.2 Protein-responsive polymers and drug delivery systems

35.4.2.3 Redox potential-responsive systems

35.4.2.4 Ion-responsive polymers and drug delivery systems

35.4.2.5 Glucose-responsive polymers and drug delivery systems

35.4.3 Combinatorial triggers response

35.4.3.1 Dual-responsive polymeric systems

35.4.3.2 Multistimuli polymeric-responsive systems

35.5 Conclusion, recommendations, and perspectives

References

36 Superparamagnetic nanoparticles for drug delivery

36.1 Introduction

36.2 Physicochemical parameters for nanobiomedicine

36.2.1 Size

36.2.2 Surface charge

36.2.3 Shape

36.3 Iron-oxide-based nanocarriers for targeted cancer therapy

36.3.1 Liposomes

36.3.2 Micelles

36.3.3 Dendrimer

36.3.4 Carbon nanotube

36.3.5 Nanosphere

36.3.6 Nanocapsules

36.3.7 Nanobubbles

36.4 Conclusion

References

Further reading

37 Superparamagnetic iron oxide nanoparticles for drug delivery

37.1 Introduction and overview of SPIONs and SPIONs–drug nanosystems

37.1.1 Properties of SPIONs

37.1.2 Synthesis of SPIONs

37.2 Important considerations for the design and synthesis of SPIONs–drug nanosystems

37.3 Conjugation chemistry for SPIONs–drug nanosystems

37.3.1 Covalent conjugation of SPIONs with drugs

37.3.1.1 Amide linkage

37.3.1.2 Hydrazone linkage

37.3.1.3 Imine bond

37.3.1.4 Enzymatic cleavable linkers

37.3.1.5 Redox-cleavable linkers

37.3.1.6 Thermosensitive covalent bonds

37.3.2 Noncovalent conjugation of SPIONs with drugs

37.3.2.1 Hydrophobic interactions

37.3.2.2 Electrostatic interactions

37.3.2.3 Coordination chemistry

37.3.2.4 Host–guest interactions/encapsulation or absorption in porous materials

37.4 Targeting strategies and drug release mechanisms in the delivery of SPIONs–drug conjugates

37.4.1 Magnetic targeting

37.4.2 Active and passive targeting

37.4.3 Drug release mechanisms

37.5 Direct toxicity of SPIONs, toxicity of its degradation products, and induced responses

37.5.1 Dose

37.5.2 Size

37.5.3 Shape

37.5.4 Surface property

37.6 Conclusion

Acknowledgments

References

Index

Back Cover

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