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Contents List of contributors xv About the editors xix Preface xxiii 1. An overview of antimicrobial resistance and its mechanisms 1 Mansab Ali Saleemi, Lizhen Fang and Vuanghao Lim 1.1 Introduction 1 1.2 Origins and types of resistance to antimicrobial agents 2 1.2.1 Natural resistance 2 1.2.2 Acquired resistance 3 1.3 The complex issues of antimicrobial resistance reversibility and fitness 5 1.3.1 Is the emergence of resistance reversible? 6 1.3.2 Does antimicrobial resistance affect microbial resistance? 6 1.4 Mechanisms of antimicrobial action 7 1.4.1 Inhibiting the synthesis of cell walls 8 1.4.2 Interfering with the synthesis of protein 9 1.4.3 Interfering with the synthesis of nucleic acid 10 1.4.4 Inhibition of bacterial metabolic pathways 10 1.4.5 Interruption of the bacterial membrane structure 10 1.5 Mechanisms of antimicrobial resistance 11 1.5.1 Limiting antimicrobial agents’ uptake 11 1.5.2 Alteration of drug targets 12 1.5.3 Inactivation of drugs 14 1.5.4 β-Lactamases 14 1.5.5 Drug efflux 16 1.5.6 The ATP-binding cassette transporter family 16 1.5.7 The small multidrug resistance transporter family 17 1.5.8 The multidrug and toxic compound extrusion transporter family 17 1.5.9 The resistance-nodulation-cell division transporter family 18 1.5.10 The major facilitator superfamily transporter family 18 1.6 Current challenges 19 1.7 Conclusion 21 Acknowledgment 22 References 22 v 2. An overview of wound healing: wound types and current therapeutics 29 Nasrin Zarei Chamgordani, Mahsa Sayed Tabatabaei, Seyedeh Maryam Mortazavi and Hamid Reza Moghimi 2.1 Introduction 29 2.2 Physiology of wound healing 30 2.3 Wound classification 32 2.4 Factors impairing wound healing 33 2.5 Barriers to drug delivery to the wound 36 2.6 Current therapeutic approaches 36 2.6.1 Current medicines 37 2.6.2 Current technologies and procedures 42 2.7 Conclusion 50 References 51 3. The role of biofilms and multidrug resistance in wound infections 57 Olga I. Guliy, Stella S. Evstigneeva, Victor D. Bunin and Yulia P. Fedonenko Abbreviations 57 3.1 Introduction 58 3.2 Multidrug resistance in wound infections 58 3.2.1 Role of biofilm formation in wound infections 60 3.2.2 Multidrug resistance mechanisms 65 3.3 Prevention and control of wound infections 74 3.3.1 Biofilm detection methods 75 3.3.2 Current methods for combating multidrug resistance biofilms in wound infections 77 3.4 Conclusions and future directions 88 Acknowledgments 88 Conflict of interest 89 References 89 4. Wound healing and nanotechnology: opportunities and challenges 115 Azadeh Ghaffari, Morteza Abazari and Hamid Reza Moghimi 4.1 Introduction 115 4.2 Wound and its classification 116 4.3 Wound healing process 117 4.3.1 Chronic wounds 120 4.4 Current procedures in wound management 120 4.4.1 Nanotechnology in wound healing 127 4.5 Conclusion and future perspectives 156 References 162 vi Contents 5. Nanotechnology-based therapeutics to combat biofilms and antibacterial resistance in chronic wound infections 175 Amanda-Lee Ezra Manicum, Katlego Makgopa, Tholakele Shabangu, Govindarajan Venkat Kumar, Ernest C. Agwamba, Leshweni Jerry Shai and Suresh Ghotekar 5.1 Introduction 175 5.2 Development of chronic wound 177 5.2.1 Physiological mechanism of acute wound healing 178 5.2.2 Physiological mechanism of chronic wound healing 180 5.2.3 Microbial colonization and wound repair 182 5.2.4 Bacterial biofilms and wound repair 184 5.3 Limitations in current wound therapy 185 5.3.1 Biological debridement 186 5.3.2 Enzymatic debridement 187 5.3.3 Autolytic debridement 187 5.3.4 Mechanical debridement 187 5.3.5 Conservative sharp and surgical sharp debridement 188 5.4 Advancements in wound dressings and coatings 188 5.4.1 Passive wound dressings 188 5.4.2 Dressing with interaction 189 5.4.3 Advanced wound dressing 190 5.4.4 Smart wound dressing 190 5.5 Nanotherapeutics for wound care 191 5.6 Nanoparticles with antimicrobial properties 192 5.7 Conclusion 196 References 197 6. Smart nanosystems for wound healing and infection control 207 Hussein Sabit, Mohamed Abdel-Hakeem, Shaimaa Abdel-Ghany and Didier Montet 6.1 Introduction 207 6.2 Classification of smart nanomaterials 208 6.3 Synthesis of smart nanomaterials 210 6.4 Recent methods for synthesis 210 6.4.1 3D printing 210 6.4.2 Electrospinning 211 6.5 Magnetic responsive nanomaterials 211 6.5.1 Magnetic hyperthermia treatments 212 6.5.2 Magnetic-guided drugs 212 6.6 Light-responsive nanomaterials 213 6.6.1 Photochemical reactions 213 6.6.2 Photothermal nanomaterials 214 Contents vii 6.7 Temperature-responsive nanomaterials 214 6.7.1 Thermosensitive polymers 214 6.7.2 Applications in wound healing and infection control 215 6.8 Electrical and electrochemical stimuli-responsive nanomaterials 216 6.8.1 Current conductive polymer 217 6.8.2 Conductive nanofiller 217 6.9 pH-responsive nanomaterials 217 6.9.1 Classification of pH-sensitive polymers 217 6.9.2 Applications in wound healing and infection control 218 6.10 Redox-responsive nanomaterials 219 6.11 Enzyme/toxin-responsive nanomaterials 220 6.11.1 Mode of action of different enzyme categories 222 6.12 Biological functions of miRNA 223 6.12.1 miRNA and nanomaterials 224 6.12.2 Obstacles facing smart nanoplatforms in clinical applications 225 6.13 Future directions 228 6.14 Conclusion 229 Acknowledgment 229 Conflict of interest 229 Authors’ contribution 230 References 230 7. Bioengineering of nanomaterials using biological resources: biofabrication mechanisms, characterizations, and biomedical applications 239 Kamyar Jounaki, Kasra Morad Soltani, Hossein Vahidi and Hamed Barabadi 7.1 Introduction 239 7.2 Fabrication of metal-based nanomaterials 241 7.2.1 Green synthesis of nanomaterials mediated by biological resources: a mechanistic approach 242 7.3 Large-scale production of biosynthesized nanomaterials 247 7.4 Characterization of biogenic metal�based nanomaterials 248 7.4.1 UV�vis spectroscopy 250 7.4.2 Electron microscopy 250 7.4.3 X-ray diffraction 251 7.4.4 Dynamic light scattering 251 7.4.5 Atomic force microscopy 252 7.4.6 Fourier transform infrared spectroscopy 252 7.4.7 Zeta potential analysis 253 7.5 Advantages and limitations of biological methods in nanomaterials’ synthesis 253 viii Contents 7.6 Biomedical application of bioengineered metal�based nanomaterials: recent advances 257 7.6.1 Drug delivery potential of nanomaterials 257 7.6.2 Antineoplastic potential of nanomaterials 261 7.6.3 Antioxidant potential of nanomaterials 263 7.6.4 Antimicrobial potential of nanomaterials 264 7.7 Future challenges and conclusion 273 References 273 8. Bacteria-derived nanobiomaterials: exploration of their wound healing, antimicrobial, and biofilm inhibitory activities 287 Joana C. Pieretti, Isabella M. Lourenço, Gonzalo R. Tortella, Ariane Boudier, Igor Clarot and Amedea B. Seabra 8.1 Introduction 287 8.2 Synthesis of nanoparticles 288 8.2.1 Biogenic synthesis 289 8.2.2 Bacteria-mediated synthesis 292 8.3 Physicochemical properties of bacteria-synthesized nanoparticles 299 8.4 Potential use of biogenic nanoparticles 302 8.4.1 Bacterial infections 303 8.4.2 Wound healing 306 8.4.3 Antibiofilm potential in implants and medical devices 306 8.5 Prospects for the use of bacteria-synthesized nanoparticles: current status and prediction 309 8.6 Final remarks 311 References 311 9. Mycosynthesis of nanobiomaterials and their wound healing, antimicrobial, and biofilm inhibitory activities 325 Sunday Adewale Akintelu, Abel Kolawole Oyebamiji, Seyifunmi Charles Olugbeko, Deborah Omowunmi Afolabi, Dennisha Magdalene David, Lazarus Obed Livingstone Banda and Mary Oluwatosin Kaka 9.1 Introduction 325 9.2 Synthesis of nanomaterials 326 9.2.1 Physical methods 327 9.2.2 Chemical methods 328 9.2.3 Biological methods 328 9.2.4 The mechanism for the mycosynthesis of nanoparticles 330 9.3 Factors affecting the mycosynthesis of nanobiomaterials 335 9.3.1 Effect of precursor concentrations and quantity offungal biomass on mycosynthesis of nanobiomaterials 336 9.3.2 Effect of pH on mycosynthesis of nanobiomaterials 337 Contents ix 9.3.3 Effect of temperature on mycosynthesis of nanobiomaterials 338 9.3.4 Effect of time on mycosynthesis of nanobiomaterials 339 9.3.5 Effect of the culture medium on mycosynthesis of nanobiomaterials 339 9.4 Characterization of nanobiomaterials 340 9.4.1 Visual observation of color change and UV�visible spectroscopy 340 9.4.2 Morphology and particle size determination of mycosynthesized nanobiomaterials 341 9.4.3 X-ray diffraction analysis 342 9.4.4 Energy-dispersive X-ray spectroscopy 343 9.4.5 Functional group determination 344 9.5 Activities of mycosynthesized nanobiomaterials and applications 344 9.5.1 Biofilm inhibitory and activities of mycosynthesized nanobiomaterials and their applications 345 9.5.2 Wound healing activities of mycosynthesized nanobiomaterials 346 9.5.3 Antimicrobial activities of mycosynthesized nanobiomaterials and their applications 349 9.6 Limitations and challenges 352 9.7 Conclusive remarks and future perspectives 353 References 353 10. Bioengineering of nanomaterials using micro- and macroalgae and their wound healing, antimicrobial, and biofilm inhibitory activities 373 Abhinav Prasad, Ashim Chandra Roy, Kunwar Somesh Vikramdeo and Hamed Barabadi 10.1 Introduction 373 10.2 Microalgae- and macroalgae-mediated biosynthesis of nanomaterials and their characterization 374 10.3 Potential of algal nanotechnology in wound healing, antimicrobial, and biofilm inhibition activities 374 10.3.1 Wound healing potential of phycosynthesized nanomaterials 374 10.3.2 Antibacterial activity of algal-synthesized nanomaterials and their mechanisms 381 10.3.3 Mechanistic exploration of antifungal potential of phycosynthesized nanoparticles 384 10.3.4 Antiviral potential of algal nanomaterials 389 10.3.5 Biofilm inhibition potential of algal-synthesized nanomaterials: a mechanistic insight 390 10.4 Challenges in the clinical development of phycosynthesized nanomaterials 392 10.5 Conclusion and future perspectives 394 References 395 x Contents 11. Phytonanotechnology: a greener approach for bioengineering of nanomaterials and their wound healing, antimicrobial, and biofilm inhibitory activities 407 Junaid Iqbal, Jalal Ahmad, Muhammad Maqsood Ur Rehman, Hamed Barabadi and Muhammad Ovais 11.1 Phytonanotechnology: emerging paradigms 407 11.2 The interface of nanotechnology, plant, and microbes 409 11.3 Production of green nanomaterials from plant extracts 411 11.4 Optimization and characterization of biological nanomaterials 414 11.4.1 UV�visible spectroscopy 414 11.4.2 Fourier transform infrared spectroscopy 415 11.4.3 X-ray diffraction 415 11.4.4 Electron microscopy 416 11.4.5 Factors influencing nanoparticles’ biosynthesis 416 11.5 The antibacterial and wound healing potential of phytonanotechnology 417 11.5.1 Biogenic nanoparticles’ antimicrobial potential 417 11.5.2 Biogenic nanoparticles’ biofilm-inhibiting potential 420 11.5.3 Biogenic nanomaterials’ antifungal potential 422 11.5.4 Biogenic nanomaterials’ antiviral potential 424 11.5.5 The capacity of biogenic nanoparticles to heal wounds 426 11.6 Challenges in clinical development of biogenic nanobiomaterials 428 11.7 Conclusion and prospective development 430 References 430 12. Bioengineered silver nanoparticles for antimicrobial therapeutics 443 Hamed Barabadi, Fatemeh Ashouri, Maha Soltani, Nazanin Azimi Vaziri, Dorsan Rabbanian, Muthupandian Saravanan, Hossein Vahidi and Mojtaba Ansari 12.1 Introduction 443 12.2 Microbial resistance; a global concern 444 12.3 Current nanotherapeutics to combat microbial resistance 445 12.4 Green nanotechnology: an overview 446 12.5 Bioengineering of silver nanomaterials 448 12.5.1 Bioengineering of nanomaterials using plants 448 12.5.2 Bioengineering of silver nanomaterials using fungi 450 12.5.3 Bioengineering of silver nanomaterials using bacteria 451 12.5.4 Bioengineering of silver nanomaterials using algae 452 12.6 Antimicrobial potential of bioengineered silver nanomaterials 453 12.6.1 Antibacterial potential of bioengineered silver nanomaterials 453 Contents xi 12.6.2 Antifungal potential of bioengineered silver nanomaterials 458 12.6.3 Antiparasitic potential of bioengineered silver nanomaterials 461 12.7 Conclusion and future outlook 463 References 464 13. Bioengineered gold nanoparticles for antimicrobial therapeutics 475 Hamed Barabadi, Parisa Behnia, Tina Vadie, Navid Jamshidi, Kamyar Jounaki, Hossein Vahidi, Mojtaba Ansari and Muthupandian Saravanan 13.1 Nanoscience and nanotechnology: an introduction 475 13.2 Nanomaterials: types, properties, and applications 476 13.2.1 Types and classification 476 13.2.2 Synthesis of nanomaterials 476 13.2.3 Properties and characteristics of nanomaterials 477 13.3 Resistance to antibiotics: a global threat 477 13.4 Nanostrategies to prevent microbial infections 479 13.4.1 Antibacterial mechanisms of nanoparticles 479 13.5 Gold nanoparticles: properties and biomedical applications 480 13.6 Biological synthesis of gold nanoparticles 481 13.6.1 Herbal-mediated gold nanoparticle synthesis 481 13.6.2 Fungus-mediated gold nanoparticle synthesis 483 13.6.3 Bacteria-mediated gold nanoparticle synthesis 484 13.6.4 Algae-mediated gold nanoparticle synthesis 485 13.7 Antimicrobial performance of biosynthesized gold nanoparticles 486 13.7.1 Antibacterial performance of biosynthesized gold nanoparticles 486 13.7.2 Antifungal performance of biosynthesized gold nanoparticles 487 13.7.3 Antiparasitic performance of biosynthesized gold nanoparticles 488 13.7.4 Antiviral performance of biosynthesized gold nanoparticles 489 13.8 Conclusions and future outlook 490 References 490 14. Green nanotechnology�based selenium and titanium dioxide nanomaterials for antimicrobial applications 497 Hamed Barabadi, Tina Vadie, Navid Jamshidi, Parisa Behnia and Kiana Mobaraki 14.1 Nanobiotechnology: an overview 497 xii Contents 14.2 Selenium nanomaterials: properties, characteristics, and applications 498 14.3 Titanium dioxide nanomaterials: properties, characteristics, and applications 499 14.4 Green nanotechnology�based approaches for the biosynthesis of selenium and titanium dioxide nanomaterials 500 14.5 Antimicrobial performance of biogenic selenium nanomaterials 502 14.6 Antimicrobial performance of biogenic titanium dioxide nanomaterials 507 14.7 Conclusions and future outlook 510 References 510 15. Opportunities and challenges for bioengineered metallic nanoparticles as future nanomedicine 517 Debasis Nayak, Hitesh Chopra, Ishani Chakrabartty, Muthupandian Saravanan, Hamed Barabadi and Yugal Kishore Mohanta 15.1 Introduction 517 15.2 A brief history of biologically synthesized metal nanoparticles 519 15.2.1 Biological synthesis of metal nanomaterials 521 15.2.2 Advantages of bioengineered nanomaterials 524 15.2.3 Enhancement of mechanical and biological properties 527 15.3 Market prospects and opportunities 527 15.3.1 Nanotechnology advances 529 15.4 Challenges and future perspectives 530 15.4.1 Toxicity 530 15.4.2 Carcinogenicity 532 15.4.3 Teratogenicity 532 15.4.4 Risk assessments of biologically synthesized metal nanoparticles 533 15.5 Conclusion 534 Acknowledgment 534 References 535 Index 541 Contents xiii Contents
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