Amylase inhibition of silver nanoparticles from Breynia retusa extract
Journal name: World Journal of Pharmaceutical Research
Original article title: Amylase inhibitory potential of silver nanoparticles biosynthesized using breynia retusa leaf extract
The WJPR includes peer-reviewed publications such as scientific research papers, reports, review articles, company news, thesis reports and case studies in areas of Biology, Pharmaceutical industries and Chemical technology while incorporating ancient fields of knowledge such combining Ayurveda with scientific data.
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Sekar Nithya, R. Sangeetha
World Journal of Pharmaceutical Research:
(An ISO 9001:2015 Certified International Journal)
Full text available for: Amylase inhibitory potential of silver nanoparticles biosynthesized using breynia retusa leaf extract
Source type: An International Peer Reviewed Journal for Pharmaceutical and Medical and Scientific Research
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Summary of article contents:
Introduction
The paper discusses the eco-friendly synthesis of silver nanoparticles using the leaf extract of Breynia retusa, which is known for its medicinal properties. The study highlights the use of microwave irradiation to facilitate the biosynthesis and reduce the time required for the reduction of silver ions. The synthesized nanoparticles were characterized through various methods including UV-Visible spectroscopy, X-ray diffraction, Fourier Transform Infrared Spectroscopy, and Scanning Electron Microscopy. Additionally, the study evaluated the amylase inhibitory activity of the nanoparticles, indicating their potential as anti-diabetic agents.
Green Synthesis of Silver Nanoparticles
The synthesis of silver nanoparticles was achieved by combining the leaf extract of B. retusa with silver nitrate solution and applying microwave irradiation. This method enhanced the speed of synthesis, resulting in a color change from light yellow to dark brown, indicating the reduction of silver ions to nanoparticles. The characterized particles were predominantly spherical with sizes ranging from 30-40 nm, demonstrating a stable structure through the duration of observation.
Characterization Techniques
The synthesized silver nanoparticles were subjected to various characterization techniques. UV-Visible spectroscopy revealed a single peak at approximately 430-460 nm, consistent with the formation of nanoparticles. X-ray diffraction analysis confirmed the crystalline nature of the particles with distinct peaks corresponding to the face-centered cubic structure of silver. Furthermore, Fourier Transform Infrared Spectroscopy (FTIR) indicated the presence of functional groups associated with polyphenols and proteins, which were likely involved in stabilizing the nanoparticles during the synthesis process.
Amylase Inhibition Activity
The study assessed the amylase inhibitory activity of the synthesized silver nanoparticles, revealing that they exhibited significant inhibition of the enzyme, which is crucial for starch digestion. The effectiveness of the nanoparticles was tested over a concentration range, showing complete inhibition at concentrations exceeding the determined IC50 value of 100 µg/ml. This finding supports the traditional use of B. retusa in treating diabetes, demonstrating that the nanoparticles have the potential to mitigate hyperglycemia by delaying glucose absorption through the inhibition of α-amylase.
Conclusion
The research successfully demonstrated the green synthesis of silver nanoparticles using B. retusa leaf extract, characterizing their physical properties and exploring their biological activity. The amylase inhibitory potential established in this study suggests that these nanoparticles could serve as promising anti-diabetic agents. Further investigations into their efficacy in vivo are warranted to fully understand their potential applications in diabetes management.
FAQ section (important questions/answers):
What is the primary focus of the study conducted by Sangeetha et al.?
The study focuses on the green synthesis of silver nanoparticles using Breynia retusa leaf extract and evaluates their potential as amylase inhibitors, which can be beneficial in managing diabetes.
How were the silver nanoparticles synthesized in the research?
Silver nanoparticles were synthesized using microwave-assisted reduction of silver nitrate solution with Breynia retusa leaf extract, which expedited the process and minimized reaction time.
What methods were used to characterize the synthesized silver nanoparticles?
The synthesized silver nanoparticles were characterized using UV-Vis spectroscopy, X-ray diffraction (XRD), Fourier Transform Infrared Spectroscopy (FTIR), and Scanning Electron Microscopy (SEM) to confirm their properties.
What is the significance of alpha-amylase in relation to diabetes management?
Alpha-amylase is an enzyme that breaks down starch. Inhibiting its activity can reduce glucose absorption, helping to control postprandial blood glucose levels in diabetes management.
What were the findings regarding the amylase inhibitory activity of the nanoparticles?
The silver nanoparticles synthesized from Breynia retusa exhibited significant amylase inhibitory activity, with an IC50 value of 100 μg/ml, indicating their potential as anti-diabetic agents.
What are the environmental benefits of the green synthesis method used?
The green synthesis method using plant extracts is eco-friendly, cost-effective, and reduces hazardous byproducts, in contrast to traditional chemical methods for nanoparticle synthesis.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for “Amylase inhibition of silver nanoparticles from Breynia retusa extract”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Silver:
Silver is a key element in the synthesis of nanoparticles, particularly notable for its bioactive properties. In this study, silver nanoparticles are created using Breynia retusa leaf extract and evaluated for their potential as amylase inhibitors, showcasing their relevance in anti-diabetic research and nanomedicine applications.
2) Activity:
In the context of this paper, 'activity' refers specifically to the biological activity of silver nanoparticles, particularly their ability to inhibit alpha-amylase enzyme. This inhibition is crucial in managing blood glucose levels, making these nanoparticles of interest in developing novel anti-diabetic treatments.
3) Surface:
The surface properties of nanoparticles play a significant role in their interactions with biological molecules. The study highlights how the surface characteristics and modifications of silver nanoparticles, facilitated by plant extract, affect their functionality, stability, and potential therapeutic applications in pharmacology.
4) Study (Studying):
The term 'study' denotes a systematic investigation into the green synthesis of silver nanoparticles using Breynia retusa. It focuses on characterizing these nanoparticles and exploring their amylase inhibitory potential, contributing invaluable insights to nanotechnology and medical research.
5) Tamilnadu (Tamil-nadu, Tamilnāḍu):
Tamil Nadu is a state in southern India where the research was conducted. It is significant as the source of the plant species used for nanoparticle synthesis and reflects the region's rich biodiversity and traditional medicinal practices, integrating local knowledge with modern scientific approaches.
6) Medicine:
Medicine, in the context of this research, refers to both traditional and modern approaches to health. The use of Breynia retusa in folklore medicine and its bio-synthesis of nanoparticles highlight a convergence of traditional practices with contemporary pharmacological research aimed at treating diabetes.
7) Tamil (Tamiḻ):
Tamil refers to the Dravidian language predominantly spoken in Tamil Nadu and is culturally significant in this region. It reflects the traditional medicinal knowledge of local communities that has been passed down, influencing current scientific studies and recognition of indigenous plants for therapeutic uses.
8) Nadu (Nāḍu):
Nadu, in this context, forms part of 'Tamil Nadu', the name of the state. It signifies the geographic and cultural identity of the region where the medicinal plant was studied. The term underscores the local context in which traditional herbal remedies are utilized.
9) Chennai:
Chennai is the capital city of Tamil Nadu and functions as the administrative and cultural hub of southern India. The research involving nanoparticles was conducted here, demonstrating the city's role in advancing scientific research and education, particularly in the biological sciences.
10) Nature:
Nature refers to the inherent properties of the natural world, including the biological processes involved in the synthesis of silver nanoparticles from plant extracts. The study emphasizes eco-friendly approaches in nanotechnology while underlining the importance of understanding natural compounds and their applications.
11) Water:
Water serves as the solvent for extracting bioactive compounds from Breynia retusa leaves, facilitating the synthesis of silver nanoparticles. In biological and chemical studies, it is essential for understanding the solubility, reactivity, and interaction of nanoparticles with other substances in physiological contexts.
12) Science (Scientific):
Science represents the systematic pursuit of knowledge through experimentation and observation. This study exemplifies scientific methods in analyzing the green synthesis of nanoparticles and evaluates their potential use in pharmacology, contributing to the field of nanobiotechnology and medicinal research.
13) India:
India is the country where Tamil Nadu and the study take place. Its diverse flora and rich traditional medicine heritage offer valuable resources for biotechnological research, showcasing the integration of local biodiversity into modern science for developing novel therapeutic agents.
14) Inflammation:
Inflammation is a biological response often involved in various health issues. The paper mentions Breynia retusa's traditional use in treating inflammation, linking this property to the potential therapeutic benefits of synthesized silver nanoparticles in managing inflammatory conditions, particularly in diabetes.
15) Flavonoid:
Flavonoids are bioactive compounds found in plants that possess antioxidant and anti-inflammatory properties. In this research, flavonoids present in the leaf extract of Breynia retusa may contribute to the synthesis and stabilization of silver nanoparticles, enhancing their potential health benefits.
16) Transformation (Transform, Transforming):
Transform indicates the change or conversion process of substances, specifically relating to the transformation of silver ions into nanoparticles through a reduction process facilitated by the plant extract. This term underscores the chemical processes involved in nanoparticle synthesis.
17) Heating:
Heating, particularly microwave irradiation, is utilized to speed up the synthesis of silver nanoparticles by facilitating the reduction of silver ions. This innovative method enhances the efficiency of nanoparticle production while minimizing environmental impact, showcasing advancements in nanotechnology.
18) Powder:
Powder refers to the final form of the synthesized silver nanoparticles after drying and characterization. This term is crucial as it emphasizes the physical state needed for various applications, including drug delivery systems and biomedical uses, where nanoparticle format influences performance.
19) Madra (Madrā):
Madra likely refers to 'Madras', the former name of Chennai. This historical reference highlights the region's long-standing significance in cultural and scientific development, contributing context to the modern advancements presented in the study.
20) Field:
Field represents the area of scientific inquiry in which the study is situated, namely nanobiotechnology and pharmacology. It encompasses the exploration of how nanoparticles can be applied in medicine, showcasing innovative methods and potential therapeutic benefits for diabetes management.
21) Blood:
Blood is central to the metabolic processes in the body. The study focuses on the role of silver nanoparticles in inhibiting amylase, thus impacting blood glucose levels and presenting a potential therapeutic approach for diabetes management, highlighting their importance in medical research.
22) Life:
Life denotes the biological systems and processes involved in the synthesis and testing of silver nanoparticles. The study emphasizes the interrelation of living organisms and their extracts in creating applications that may enhance life quality through better disease management.
23) Antibiotic (Antibacterial):
Anti-bacterial properties refer to the ability of substances to inhibit bacterial growth. Silver nanoparticles are renowned for these properties, which extend the study's relevance to a broader spectrum of health applications beyond diabetes, showcasing their potential in treating infections.
24) Measurement:
Measurement in this study pertains to the quantification of nanoparticle synthesis and their biological activity, particularly the amylase inhibitory efficacy. Accurate measurement techniques are vital for validating results in scientific research, ensuring reproducibility and reliability of findings.
25) Discussion:
Discussion represents the analytical part of the research paper where results are interpreted and contextualized within existing literature. It is essential for understanding the implications of the findings and for proposing future research directions in the field of nanotechnology.
26) Species:
Species refer to the biological classification of plants or organisms studied. Here, Breynia retusa is significant for its medicinal properties, providing insight into its ecological and therapeutic relevance in pharmaceutical applications and natural product research.
27) Zoology:
Zoology is the branch of biology that studies animals. This term connects to the broader scope of biological sciences. Incorporating principles from zoology in studies can enhance the understanding of biological interactions and applications of nanoparticles in medicine.
28) Family:
Family refers to the taxonomic classification level used to group related plant species. Breynia retusa is part of the Euphorbiaceae family, indicating shared characteristics relevant to its medicinal properties and potential applications in health sciences.
29) Cancer:
Cancer refers to a range of diseases characterized by uncontrolled cell growth. While the study focuses on diabetes, the broader context includes investigating nanoparticles for anti-cancer properties highlighting the versatile applications of synthesized nanoparticles in medicine.
30) Reason:
Reason signifies the rationale behind selecting Breynia retusa for study and its medicinal applications, building a bridge between traditional knowledge and contemporary research methodologies in green chemistry, aiming to address modern health challenges effectively.
31) Medium:
Medium refers to the environment in which reactions occur. In this study, aqueous medium is used for extracting plant compounds and synthesizing nanoparticles, which influences the physical and chemical interactions critical for the subsequent biological analyses.
32) Insect:
Insect highlights the potential application of nanoparticles as biopesticides. The integration of traditional knowledge about plant uses against insect bites reflects functional versatility, suggesting silver nanoparticles may also help in managing agricultural pests alongside medical applications.
33) Indian:
Indian denotes the cultural and geographic context of the study, emphasizing the significance of indigenous plants like Breynia retusa in traditional medicine. It affirms the connection between regional knowledge systems and modern scientific applications, particularly in nanomedicine.
34) Kappa:
Kappa, referring to Kappa (κ) in the context of X-ray diffraction, is a constant relevant for determining the wavelength of X-ray used in crystallography, contributing to the characterization of synthesized silver nanoparticles, highlighting their structural analysis.
35) Fainting (Fainted):
Faint indicates the level of visibility or activity in the context of α-amylase inhibition assays. It denotes partial inhibition when concentrations of silver nanoparticles are below the IC50 value, providing insight into the potency of the synthesized nanoparticles.
36) Beta (Bēṭa, Beṭa):
Beta often refers to beta cells in the pancreas, which are responsible for insulin secretion. The relevance of this term relates to the overall context of diabetes management and how inhibiting α-amylase can influence blood glucose levels and beta cell function.
37) Lamp:
Lamp refers to the mercury lamp used in the SEM preparation, indicating a procedural step in preparing samples for analysis. Proper sample preparation is crucial in microscopy for obtaining accurate images to assess nanoparticle characteristics and morphology.
38) Pain (Paiṇ):
Pain reflects a condition for which Breynia retusa has been traditionally used, linking cultural practices with modern research. This highlights the multidimensional therapeutic potential of silver nanoparticles beyond their primary targeting of diabetes, indicating broader medicinal applications.
39) Gold (Golden):
Gold, while not the focus of this study, is another common metal used in nanoparticle research, often contrasted with silver. Both possess unique properties and applications in medicine and biotechnology, representing a broader field of research in nanomaterials.
Other Science Concepts:
Discover the significance of concepts within the article: ‘Amylase inhibition of silver nanoparticles from Breynia retusa extract’. Further sources in the context of Science might help you critically compare this page with similair documents:
Scanning Electron Microscopy (SEM), Plant Extract, X-ray Diffraction (XRD), Green Synthesis, Silver nanoparticle, Anti-diabetic agent.