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Implications and Future Perspectives of Nanomedicine and Plant-Based Biogenic Nanoparticles (NPs)
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Chapter 22
Nano Particle-Based Targeted
Drug Delivery for Effective
Treatment of Cancer Disease:
Current Updates and Future Prospective
NISHA Rana
https://orcid.org/0000-0001-9896-8674
Swami Vivekanand Subharti University, Meerut, India
ABSTRACT
Nanoparticles are currently being used rapidly and tested to overcome some of the limitations of stan­dard drug delivery systems and can be used as an alternative treatment for cancer. These are the most important components of nanomedicine, and they have received much attention as promising programs for drug delivery and cancer treatment. Nanoparticles’ ability to synthesize efficiently or by acting on demanded tissues or cells is the basis for implanted plant delivery systems. The primary goal of using nanoparticle-based technology was to improve drug solubility, bioavailability, absorption, and controlled release. In contrast to the last 50 years, nanoparticle-based drug discovery involves a high degree of uncertainty, and the production of pharmacologically active molecules from natural sources is not an alternative.
INTRODUCTION
Nanoparticles are currently being used rapidly and tested to overcome some of the limitations of stan­dard drug delivery systems and can be used as an alternative treatment for cancer treatment. These are the most important component of nanomedicine, and they have received much attention as potential programs for delivery of drug and cancer treatment. Nanoparticles’ ability to synthesize efficiently or by acting on demanded tissues or cells is the basis for implanted plant delivery systems. The primary goal of using nanoparticle-based technology was to improve drug solubility, bioavailability, absorption, and controlled release. In contrast to the last 50 years, nanoparticle-based drug discovery involves a
DOI: 10.4018/978-1-6684-5129-8.ch022
Copyright © 2022, IGI Global. Copying or distributing in print or electronic forms without written permission of IGI Global is prohibited.
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Nano Particle-Based Targeted Drug Delivery for Eective Treatment of Cancer Disease
high degree of uncertainty, and the production of compounds with pharmacological activity from natural sources is not an option. The suitability of several nanoparticles for simultaneous in vivo imaging and cancer treatment has been investigated by many scientists.
Nanoparticles can also be programmed for recognition of the tumorous and cancerous cells and giving accurate and selective drug delivery avoiding interference with the healthy and normal cells. Nanoparticle buildup in malignant cells, in vivo studies and assessment of therapy outcomes, killing cancer cells with minimal adverse effects while safeguarding normally cells are all possible paths for the area of nanotechnology. Nanoparticles can be designed through few changes such as changing their shape, size, physical and chemical properties to program them for targeting the selective cells. They can also target the neoplastic cells either through passive or active targeting. The ability of nanoparticles to actively or passively aggregate in the intended cells or tissues is the foundation of targeting medication delivery systems. Using active or passive targeting techniques, nanoparticles can raise the intracellular concentration of medicines in cancer cells while avoiding harm in normal healthy cells. Drug delivery system (method) include submicron-sized particles (100-1,000 nm), devices or systems made of nano­materials, lipid (liposomes), virus (viral nanoparticle) polymer (e.g., vesicle, micelles, dendrimers or polymeric nanoparticles) and even inorganics.
Targeted drug delivery system, on the bases of nanotechnology, has the capability to conquer several barriers to efficiently targeting a number of different types of cells. They also suggest the possibility of overcoming the main problem of resistance of drug in specific cell and facilitating drug molecule movement throughout obstacles. In comparison with traditional drug delivery system, the nanoparticle­based drug delivery system shows improved efficacy by improving the solubility of hydrophobic drugs, increasing half-life of vulnerable drugs and proteins and allowing targeted and regulated administration of drugs in affected site.
Recent research has focused on nanoparticle surface alterations in terms of improving nanoparticle retention time. Recent advances in nanotechnology have led to the development and improvement of nanoparticle formulations for diagnostic and therapeutic applications. The efficacy of few products i.e., Curcumin, Berberine, Quercetin, Resveratrol, Ellagic acid and has considerably enhanced by the usage of nanocarriers preparation with gold, cadmimum sulphide, silver and polymeric nanoparticles of TiO together with solid lipid nano-particles, crystal nanoparticles, liposomes, superparamagnetic Fe
2O3
(Superparamagnetic iron oxide: SPIONs) nanoparticles, dendrimers and, micelles. Curcumin has long been thought to have anti-cancer effects.
Solvent evaporation, emulsion polymerization, and surfactant-free polymerisation have all been used to construct polymeric nanoparticles (nanospheres and nanocapsules). In case of cancer delivery of drug to a specific targeted is very essential for enhancing the therapeutic benefits of medications and decreasing harmful side effects. Hydrogel-nanoparticles are usually based on a proprietary technology that encapsulating and delivers drugs, vaccines, antigens, and therapeutic proteins using hydrophobic polysaccharides. Block-copolymer micelles are also used. Initially, drug delivery systems based on den­drimers that encapsulate drugs. Polymersomes offer features that make it possible to deliver different drugs. Conjugated Single particles- quantum dots and tumor-targeting anti-human epidermal growth factor receptor 2 MAb have been used to locate the site of tumours.
Recently, Magnetic therapy is used for cancer treatment. Magnetic nanoparticles have shown to be effective in the treatment of diseases. Photodynamic therapy (PDT) is also a safe and selective method of treatment for various types of cancer. Photothermal therapy (PTT) is generally used as a therapeutic treatment by precautionary administration, selection of laser parameters. Local light penetration for
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selective targeting can be enabled by lighting. With the advancement of techniques many therapeutic procedures have been evolved for the treatment of cancer disease.
Nanoparticles are engineered for passive targeting to go across leaky arteries and the particular intra-organ pressures of malignancies. In terms of illness detection, treatment, and prevention, nanoscale technologies are transforming the scientific landscape. They might be able to turn genomes and pro­teomics research into widespread advantages for patients. A nanocapsule is a vesicular system which contains a pharmaceutical in a cavity surrounded by a polymer membrane, whereas a nanosphere is a matrix system in which the drug is evenly dispersed. The suitability of different types of nanoparticles simultaneously in vivo imaging and cancer treatment has been investigated. Nanoparticles can also be synthesized to detect malignant and malignant cells and provide accurate and selective drug delivery while avoiding damage to healthy and normal cells.
Nano delivery methods have a lot of promise for overcoming some of the barriers to efficiently tar­geting various types of cells. This is a unique potential to overcome resistance of drug in specific cell while also accelerating transport of drug across boundaries (e.g., BBB). However, precisely determin­ing molecular targets and confirming that these drugs exclusively affect the organs in question remains uncertainty. It’s also essential to understand what happens to drugs once they reach the nucleus and other important cellular organelles.
Nanomedicines are the applications of nanotechnology to achieve innovation in research or use of nano level measuring unit materials in the detection, prognosis, therapy and cure of disease. It makes use of the properties created by materials at its nanoscale level of 10-9 m, which often differ from the same substance at a larger size in terms of biology, physics and chemistry. Nanoparticles are important components of nanomedicine and have attracted a lot of attention as potential delivery systems of drugs for cancer diagnostics and therapy. Nanoparticles are potential therapeutic carrier system, limited oral bioavailability, and circulatory instability, insufficient tissues distribution and toxicity are some practically use challenges that have yet to be addressed. Nanoparticle will continue to open many advantages and emerge new biological applications due to their small size, customizable surface, enhanced solubility, and multi-functionality (Singh and Lillard Jr, 2009). Nanoparticles also have the advantage of becom­ing more suitable for intravenous delivery than larger microparticles (Bhattacharjee et al., 2010). The development of a number of innovative drug-delivery methods for targeting tumor has been supported by technological breakthroughs in the disciplines of biomaterials, polymer chemistry, and drug-delivery techniques (Wood et al., 2010). Nanotechnology has been extensively investigated and used for cancer treatment because nanoparticles can play a vital role as a drug delivery mechanism Nanoparticle-based drug delivery provides several advantages over traditional drug delivery, including greater stability and biocompatibility, increased permeability and retention effect, and precision targeting. Due to the gen­eral applicability development of hybrid nanoparticles, which integrate the characteristics of numerous nanoparticles, this type of drug-carrier system has evolved to the next level (Yao et al., 2020).
NANOPARTICLES BASED DELIVERY SYSTEMS
Considering their use in controlling drug release, labile molecules stabilization (e.g., peptides, proteins, or Deoxyribo Nucleic Acid), and identifying drugs for specific site, great effort is being made for the production of polymeric nanoparticles (decomposing) for delivery of drugs and engineering of tissue. In the late 1960s and early 1970s, based on acrylamide micelle polymerization first polymer micro-particles
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Nano Particle-Based Targeted Drug Delivery for Eective Treatment of Cancer Disease
Figure 1. Applications and Objectives of nanomedicines in biomedical Science (Patra et al., 2018).
appeared (Kreuter, 1994a). Pre-formed polymers have also been developed and investigated since then, in addition to various polymerization processes (Pitt et al., 1981; Kreuter, 1994a; Barratt, 2000). These small particles made of PLA (poly lactic acid), poly-cyanoacrylate (PCA), poly (D, L Lactide), poly (D, L Glycolide) [PLG], and poly (Lactide-co-Glycolide: PLGA) have been focus on much of the nanoparticle research to date (Pitt et al., 1981).
NANOPARTICLE DRUG CARRIERS: USE AND BENEFITS
Due to their capability in biological, trade and pharmacological uses, biogenic nanoparticle has received interest. Nanoparticles especially polymeric nanoparticles prepared from synthetic and natural polymers have attracted the most interest due to their easiness and stability of exterior modifications (Vauthier et al., 2003; Herrero-Vanrell et al., 2005). Retention and improved accessibility effect of vasculature has been shown to target nano-carriers especially inflammatory regions, tumours and antigen-targeting sites. Once packaged in the target location, hydrophobic biodegradable polymeric nanomaterials can serve as a drug depot, depending on the medication. By modifying properties of the polymer and chemicals on the surface, they can be customized to accomplish both medication release control and disease-specific features (Kreuter, 1994b; Panyam and Labhasetwar, 2003; Panyam et al., 2003b). Metal nanoparticles are important in a variety of biological applications, including targeted drug delivery, bioimaging, and photodynamic treatment (Daraee et al., 20016, Elahi et al., 2018). Nanomedicines based on nanotech­nology are now used in many areas of biological and biomedical (Patra et al., 2018) research (Fig.1).
The size and distribution of size of nanoparticles are the most important characteristics. They examine the in-vivo dispersion, toxicities, biological fate, and specific capabilities of different systems of delivery. They also have an impact on drug loading, drug release, and nanoparticle stability. Many researches have shown that nanoparticles exhibit a variety of properties. Particle size is an important factor in delivery
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of drug through nanoparticles. The fastest and most frequent methods for assessing nanoparticle size are photon-correlation spectrometry or dynamic light scattering. The viscosity of the medium must be determined before photon-correlation spectroscopy can measure the particle diameter using light scat­tering properties and Brownian motion (Swarbrick and Boylan, 2002). Scanning or transmission electron microscopy is generally used to confirm the results of photon-correlation spectroscopy (SEM or TEM).
DRUG LOADING
An effective nano-delivery system should have a good drug-loading capacity, which reduces the amount of matrix materials that must be administered. There are two approaches to drug loading. The drug can be integrated during preparation of nanoparticles, according to inclusion procedure. Absorbance or Absorbance of the drug following nanoparticle creation is achieved through incubation of nano-carrier with a concentrate solution of drug. Entrapment and efficacy of loading of drug depend on solubility of drug in material of the excipient matrix (liquid dispersion agents or solid polymer), which is related to the composition of matrix, drug-polymer interactions, the presence of end functional groups (i.e., car­boxyl or ester) and molecular weight in either matrix or the drug (Govender et al., 1999; 2000; Panyam et al., 2004). PEG is a popular polymer for formulation of nanoparticles, since it has little or no effect on loading of drug and interaction (Peracchia et al., 1997). Furthermore, when macromolecule, drug, or proteins encapsulated in nanoparticles are loaded at or near their isoelectric point (pI), they have the highest efficiency of loading (Calvo et al., 1997). Studies demonstrate that using ionic interaction between the matrix materials and the drug to increase loading of drug can be quite effective for tiny compounds (Chen and Gray., 1994; Chen et al., 2003).
DRUG RELEASE
When designing a delivery system of nanoparticulate, both release of drug and biodegradation of polymer must be taken into account. Release rate of drug is determined by the following means: (i) adsorbed drug desorption or surface-bound; (ii) solubility of drug; (iii) drug diffusion through the matrix of nanoparticles; (iv) erosion of the matrix of nanoparticle or degradation and (v) a combination of erosion and diffusion processes. As a result, the diffusion, biodegradation of the particle of matrix solubility and all influence the release process. Release of drug happens by diffusion or erosion of the matrix in nanospheres, where the drug is uniformly dispersed. If the drug diffuses faster than the matrix erodes, the release mechanism is essentially controlled by a diffusion process. Adsorbed drug or weakly bound to the vast surface of nanoparticles is primarily responsible for the quick initial release, or ‘burst’ (Magenheim et al., 1993). The manner of integration clearly has effect on the releasing profile. If the medication is loaded via the incorporation method, the system exhibits a small burst effect and has sustained release features (Fresta et al., 1995). In such research if the nanoparticles are coated with polymer, the drug is delivered by dif­fusing via the membrane of polymer.
Solubility of drug and diffusion across the polymer membrane or inside become a decisive element in release of drug because coating of membrane acts as a barrier of drug release. Ionic interactions between the medication and the auxiliary components can potentially impact the release rate. When an entrapped drug interacts with auxiliary components, a less water-soluble compound forms, slowing
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Nano Particle-Based Targeted Drug Delivery for Eective Treatment of Cancer Disease
Table 1. Main classes of Nanoparticles used in drug delivery systems (Patra et al., 2018).
S. N. Nanoparticles
1. Biopolymeric Nanoparticles: Chitosan, Alginate, Xanthan gum, Cellulose, Liposome, Polymeric Micelles
2. Inorganic Nanoparticles: Nonocrystals, Matellic nanoparticles, Quantom dots
3. Protein and Polysaccharides nanoparticles
drug release and negating the burst action (Chen and Gray, 1994). When auxiliary components, such as ethylene oxide (C
O)-propylene oxide (CH3CHCH2O) block copolymer (PEO-PPO), are added to
2H4
chitosan, the drug’s contact with the material of matrix is reduced due to the competitive interaction of electrostatic of PEO-PPO with chitosan, resulting in an increase in release of drug (Calvo et al., 1997).
TARGETED DRUG DELIVERY
An assessment on the development of systems for the delivery of nanoparticle for targeted drug delivery was published (Moghimi et al., 2001). Target delivery of drug can be accomplished either passively or actively. To achieve active targeting, the carrier system or therapeutic agent must be conjugated to cell-specific ligand or a tissue (Lamprecht et al., 2001). Through the EPR effect, drugs encapsulation in nanoparticles or pharmaceuticals attached to the macromolecules can also target malignancy passively. Catheters can be utilized to deliver nanoparticles to the desired tissues or organs. Localized drug-bearing nanoparticle delivery to regions of vascular restenosis, for example, could provide long-term medica­tion release at target location on the wall of artery (Maeda, 2001; Sahoo et al., 2002). Various types of nanoparticles are now being used in research and biomedical sciences (Table 1). Few nanoparticles are used for the treatment of cancer.
Natural biopolymers are also used in nanomedicine their source include Algae (Alginate, Galactans, Carrageenan), Microorganisms (Dextran, Gellan Gum, Xanthan Gum, Bacterial Cellulose). Liposome has been shown to be effective in the delivery of medicinal drugs. Drug administration specifically contact-facilitated is applied in this system, which entails interacting or binding with the desired spe­cific cell membrane. This allows for improved lipid to lipid interaction with the monolayer of lipid of nanoparticle, allows speeds up the convective flux of lipophilic medicines (e.g., paclitaxel) via the outer lipid membrane of nanoparticle to specifically selected cells (Guzman et al., 1996). These nano systems could be used as drug depots, with long-term release persistence and kinetics at the specific site (target location). Drug can be delivered via nanoparticles over a variety of barriers (biological) (Lockman et al., 2002; Fisher and Ho, 2002). The difficulty of anti-neoplastic, anti-viral medicines, a variety of other treatments to cross the blood-brain barrier has a significant impact (BBB). The use of nanoparticles to deliver through this barrier holds a lot of promise. Nanoparticles have been shown to traverse the BBB after hyper-osmotic mannitol opens tight junctions, potentially allowing for continuous targeting of therapeutic medicines for those difficult to treat disorders such tumor of brain (Avgoustakis et al., 2002). Nanoparticles coated with Tween-80 have also been proven to crossing the BBB (Beletsi et al., 1999).
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