Vijayalakshmi Selvakumar

• Doctor of Philosophy
• Professor (Research) at Kangwon National University

Plant-associated cyanobacteria play pivotal roles in diverse ecosystems, impacting plant health, nitrogen fixation, and overall ecosystem dynamics. The rapid and accurate detection of cyanobacteria within plant environments is crucial for understanding their ecological roles and managing associated risks. This chapter provides an overview of nuclei...

The study of complete genetic materials recovered directly from environmental samples such as root nodules, soil, and other revealing the collective genomes of diverse microorganisms to analyze the genetic diversity and functional potential of microbial communities. Also, it has wide applications in biotechnology as a source of novel genes and enzy...

Plant growth-promoting bacteria (PGPB) have gained significant attention for their role in enhancing plant growth and health through various mechanisms, including the production of phytohormones and nutrient solubilization. Of these beneficial microbes, Pseudomonas species have been widely recognized for their potential to stimulate plant growth an...

Obesity or excess adipose tissue mass increases the risk of heart disease, hypertension, and diabetes. Obesity might be prevented by consuming plant-based probiotic fermented foods. This study aimed to determine whether adding Pediococcus acidilactici MNL5 to fermented brown rice (FBR) enhances its metabolites, lipase activity, and antioxidant effi...

Lignocellulosic wastes, primarily from agricultural by-products, are a renewable resource increasingly used in the sustainable production of oligosaccharides, significantly contributing to the growing bioeconomy. This innovative utilization of biological resources aligns with the global shift towards sustainable development, focusing on creating pr...

There is a substantial rise in the global incidence of obesity. Brown rice contains metabolic substances that can help minimize the prevalence of obesity. This study evaluated nine brown rice varieties using probiotic fermentation using Pediococcus acidilacti MNL5 to enhance bioactive metabolites and their efficacy. Among the nine varieties, FBR-17...

Smart self-healing coatings offer a revolutionary approach to mitigating metal corrosion, a problem with significant economic and environmental impacts. Divided into intrinsic and extrinsic types, these coatings autonomously rectify the damage. Intrinsic variants utilize reversible bonds to achieve ongoing repair, while extrinsic ones incorporate m...

Fermented foods containing probiotic Leuconostoc mesenteroides 201607 (LM) were used to extract exopolysaccharides. An incomplete understanding exists regarding the immunomodulatory characteristics of exopolysaccharides (EPSs), which are important constituents of bacterial biofilms. In this instance, we examined the immunomodulatory capacity of EPS...

The escalating global incidence of obesity and chronic diet-related disorders, such as type 2 diabetes, hypertension, cardiovascular disease, malignancies, and celiac disease, has intensified the focus on dietary factors and disease risks. Rice, a dietary staple for billions, is under scrutiny, particularly polished or white rice, which is high in...

Cyanobacteria are a diverse group of photosynthetic bacteria found in various environments, including marine habitats. They play a vital role in marine ecosystems, and some species produce bioactive compounds with biotechnological applications. However, cyanobacteria can also produce toxins called cyanotoxins, which can be harmful to human health a...

Algae are the aquatic phototrophic organisms that play a major role in ecosystem. They are the primary producers and have lot of other potential applications. Algae dwells in marine, freshwater, salt water or in any extreme conditions. The goal of this study was to analyses the Morphological and anatomical features of a marine macroalgae Codium col...

Probiotics have been suggested to be involved in both prevention and treatment of various human cancers. Anticancer Immunity: Reviewing the Potential of Probiotics explains biochemical mechanisms of anticancer immunity exerted by probiotics in various human cancers. It presents edited chapters focused on the evidence of probiotic use against human...

Due to their natural and secure status, widespread consumer acceptability, and diverse functional capabilities, essential and vegetable oils have seen a rise in popularity over the past ten years in food and medical industrial applications. The development of novel therapeutics or efficient agents based on plant oils has, however, been hampered by...

The primary disciplines in the field of nanotechnology are biology, physics, chemistry, and material sciences. It also involves the creation of novel therapeutic nanomaterials for biomedical and pharmaceutical uses. Various macro-microscopic organisms, including plants, bacteria, fungi, seaweeds, and microalgae, are responsible for the biological s...

The potential of nanotechnology is a vast field that includes a variety of technologies in modernization in the agricultural and food industries. Diverse nanosensor types are being produced to gratify the altering agri/food industry load, comprising food components, elegant packaging, and speedy detection systems. It paves the new path for the late...

ANCA-associated vasculitis (AAV) is characterized by granulomatous and neutrophilic tissue inflammation, and is commonly accompanied with the development of antibodies that target neutrophil antigens. The two major antigens targeted by ANCAs are leukocyte proteinase 3 (PR3) and myeloperoxidase (MPO). The development of AAV has been linked to a numb...

Cheese has been produced from both raw and pasteurised milk for almost 7000 years in our world’s history. It is currently being introduced as a vital part of specific diet regimens like the ketogenic diet, as it is classified as a leading supplier of proteins and good fats. Curdling, coagulation with proteins like casein and whey, fermentation, rip...

The plant endosphere is full of an assorted group of the microbial population. There is general concurrence that this microbial population makes considerable effects to plant health. Detection of these endophytic microbes can be performed by both classical (culturing methods and visualization methods) and recently adopted genomic approaches. Among...

Fungi that live in plants without causing apparent symptoms of infection are referred to as endophytic fungi. Over 1 million species of endophytic fungi are estimated to stay alive based on a proportion of vascular plants to fungal species of 1:4 or 1:5. The improvement in the field of molecular biology brings an innovative perception to endophyte...

The bioconversion of onion extracts with P. acidilactici MNL5 enhances the metabolites and has a synergistic lipid-reduction impact that is beneficial for anti-obesity studies. The 48 h fermented onion extracts (FOE) demonstrated an enhanced inhibitory activity against pancreatic lipase (89.5 ± 1.25%) as compared to the raw onion extract (ROE) (33....

The COVID-19 outbreak again underlined plastic items’ importance in our daily lives. The public has widely utilized disposable face masks constructed of polypropylene polymer materials as effective and inexpensive personal protective equipment (PPE) to inhibit virus transmission. The consequences of this have resulted in millions of tons of plastic...

Nowadays, obesity is a leading public health problem worldwide. The growing prevalence of obesity significantly accounts for other cardio-metabolic diseases, including hypertension and diabetes. Several studies have shown that obesity is strongly associated with genetic, environmental, lifestyle, and dietary factors, especially the disordered profi...

The major objective of this report is to inspect the combination of photocatalytic degradation, with biological treatment of bio enzyme with photocatalysts such as LI-ZnO and LI-ZnO/Fe2O3 nanorods and Lawsonia inermis leaves extract was act as a capping agent for synthesis of the samples. The synthesized nanorods were characterized using XRD, FT-IR...

Human health is threatened worldwide by microbial infections. Antibiotic overuse and misuse have resulted in antimicrobial-resistant bacteria. To battle such resistant microbes, we are looking for safe and alternative antimicrobial treatments, and the advent of nanotechnology holds promise in this regard. Metal oxide nanoparticles have emerged as a...

In the natural environment, most microorganisms live in mixed-species biofilms, in which the metabolism and growth of organisms are different from that in single-species biofilms. Adhesive bacteria and their biofilms on the surface of food processing equipment are the sources of cross-contamination, leading to the risk for humans. Slightly acidic e...

In recent years, the health benefits of the pigmented rice varieties have been reported due to the richness of their bioactive compounds. Therefore, this study evaluated the antioxidant, total flavonoid, total phenolic, anthocyanin content, amino acid and individual phenolic compound quantification of nine Korean-grown rice varieties using spectrop...

In recent years, the health benefits of the pigmented rice varieties have been reported due to the richness of their bioactive compounds. Therefore, this study evaluated the antioxidant, total flavonoid, total phenolic, anthocyanin content, amino acid and individual phenolic compound quantification of nine Korean-grown rice varieties using spectrop...

The acidic niche of dental plaque can lead to caries expression over time. In this study, we attempted to design an eco-sustainable oral care formulation, and to determine its effect on caries-related pathogens in the presence and absence of lactic acid. We investigated the inhibitory effect of slightly acidic electrolyzed water (SAEW) combined wit...

Streptococcus mutans (S. mutans) can promote the establishment of high acidic biofilms and therefore have contribution to the development of dental caries. Alleviating the acidic environment and/or disrupting the structure of S. mutans biofilm are effective approaches against dental caries, rather than killing the microorganisms. The anti-biofilm e...

The present study focused to synthesize the copper oxide nanoparticles (CuONPs) using novel Canthium coromandelicum leaves in a cost-effective, easy, and sustainable approach. The obtained Canthium coromandelicum-copper oxide nanoparticles (CC-CuONPs) were characterized using UV–Visible spectroscopy, FT-IR analysis, FESEM, HR-TEM imaging, and XRD s...

There is currently a transformed interest toward understanding the impact of fermentation on functional food development due to growing consumer interest on modified health benefits of sustainable foods. In this review, we attempt to summarize recent findings regarding the impact of Next-generation sequencing and other bioinformatics methods in the...

In the present study, thirty two lactic acid bacteria (LAB) were isolated from fermented Indian herbal medicine. In comparison to other strains, MNL5 had stronger bile salt hydrolase (BSH) and cholesterol-lowering properties. Furthermore, it can withstand the extreme conditions found in the GI tract, due to, e.g., pepsin, bile salts, pancreatin, an...

The face mask introduction in SARS-CoV-2 pandemic situation, one of the precautionary measure to reduce the rate of transmission of infection from person to person. There are many type of of face masks enter into our global market with various size and designs. Among those, surgical mask belongs to secure an important place and this aimed to evalua...

In the present study, we report a simple, rapid, cost-effective approach for the white synthesis of silver nanoparticles (AgNPs) using Capra aegagrus hircus milk. The formation of AgNPs was visually examined and further investigated using UV–visible spectrophotometer, transmission electron microscopy, scanning electron microscopy with energy disper...

The goal of this study was to examine an effective green synthesis of copper oxide nanoparticles (CuONPs) utilising Annona muricata leaf extract. Further, their synthesis of an optimal complex of CuONPs and graphene oxide (CuONPs@GO) nanocomposite for photocatalytic and antibacterial activity. The morphological and structural characteristics of CuO...

The present study was aimed to assess the effect of gibberellic acids to enhance the growth, biomass, pigment, and exopolysaccharides production in Tetraselmis suecica under reciprocal nitrogen concentrations. For this study, the seven types of experimental media (N-P, NL-P/2GA3, N0-P/2GA3, NL-P/4GA3, N0-P/4GA3, NL-P/6GA3, and N0-P/6GA3) were prepa...

The present study was aimed to assess the effect of gibberellic acids to enhance the growth, biomass, pigment, and exopolysaccharides production in Tetraselmis suecica under reciprocal nitrogen concentrations. For this study, the seven types of experimental media (N-P, NL-P/2GA3, N0-P/2GA3, NL-P/4GA3, N0-P/4GA3, NL-P/6GA3, N0-P/6GA3) were prepared...

Filamentous fungi are a major source of industrial biotechnology due to their applicability in productions of primary and secondary metabolites, enzymes, and recombinant proteins. Trichoderma strains are widely used in various agricultural and industrial applications. Recent development in molecular tools is capable of modifying the genetic materia...

Endophytic fungi are highly potential for the production of pharmaceutically valuable compounds such as anticancer, antioxidant, antimicrobial, antidiabetic and industrial enzymes, etc. Today human faces a lot of challenges for existence due to the appearance of new diseases, infections, drug resistances and imbalances in the ecosystems. Here endop...