Kahkashan Perveen

King Saud University | KKUH · Department of Botany and Microbiology

The current study was conducted to characterize the vinegar extract of Nigella sativa and evaluate its biological activities using in‐vitro and in‐vivo studies. The N. sativa extract (NSE) was prepared by macerating seeds in a mixture of water and vinegar (1:10). The antioxidant potential of NSE was assessed, revealing high total phenolic contents...

Root rot caused by Macrophomina phaseolina , a common soil‐borne disease in black gram, is managed with chemical fungicides, leading to toxicity and degradation of beneficial soil microbes. Existing bioagents, like talc formulation, cause leaching, clogging, and reduced productivity. The development of liquid bio‐formulation via drip irrigation is...

Polyethylene-based plastic mulch films are widely utilized in agriculture due to their benefits in improving soil conditions and crop yield. However, their degradation into microplastics has been shown to negatively impact plant growth and development, posing a significant source of plastic pollution in the agroecosystem. In response to this issue,...

This study addresses the challenge of stabilizing bioactive compounds in nutraceuticals, focusing on the optimization and nano-encapsulation of Acorus calamus rhizome extract—a rich source of bioactive compounds with functional and nutraceutical potential. However, the extract’s sensitivity to environmental factors and disagreeable taste can limit...

Abstract: Bactrocera cucurbitae, commonly known as the melon fruit fly, stands as a formidable threat to global agriculture, particularly in the cultivation of cucurbitaceous crops. The adaptability, high reproductive capacity, and broad host range of B. cucurbitae make it a persistent challenge for growers worldwide. Conventional control methods,...

Carotenoid, natural pigments, synthesized by plants and microbes are now much favored in global markets due to the awareness of their putative health benefits, and a wide array of commercial applications. There is a diversity of natural and synthetic carotenoid, but only a few of them are commercially produced, including carotenes (β-carotene and l...

The study assessed Trichoderma spp. as a biocontrol agent for managing wilt‐nematode complex in tomato crops, aiming to mitigate yield losses. Fusarium sp. and Meloidogyne sp. were isolated from infected plant samples and confirmed molecularly and morphologically as Fusarium oxysporum f.sp. lycopersici and Meloidogyne incognita . Four Trichoderma s...

The ubiquitous occurrence of Lantana camara highlights its exceptional ecological versatility. Leaves of L. camara were obtained for this study from two different locations of NE, India. Hydro distillation was used to extract the essential oils from the leaves, and gas chromatography-mass spectrometry (GC-MS) and gas chromatography-flame ionization...

Fungi in the genus Trichoderma are widespread in the environment, mainly in soils. They are used in agriculture because of their mycoparasitic potential; Trichoderma have the ability to increase plant health and provide protection against phytopathogens, making them desirable plant symbionts. We isolated, identified, and characterized Trichoderma f...

Fusarium‐induced wilt significantly affects the cultivation and yield of pigeon peas. This warrants sustainable disease management while promoting plant growth. The present study investigated the biopotential of coinoculation of Streptomyces pseudogriseolus S‐9 and Rhizophagus irregularis for plant growth promotion and mitigation of the impact of F...

The root-knot nematode (RKN) causes significant yield loss in tomatoes. Understanding the interaction of biocontrol agents (BCAs)-nematicides-soil microbiomes and RKNs is essential for enhancing the efficacy of biocontrol agents and nematicides to curb RKN damage to crops. The present study aimed to evaluate the in vitro effectiveness of BACa and n...

Gladiolus is a highly allogamous flower plant, but owing to the prolonged juvenile phase, asexual propagation is preferred, which acts as a barrier for the induction of natural genetic variability in gladiolus. Therefore, the induced mutagenesis could be utilized for the creation of desirable ge�notypes, without altering their basic agronomic fea...

Cordyceps militaris , a medicinal fungus, has gained considerable attention owing to its potential health benefits, notably the production of bioactive compounds such as cordycepin. Cordycepin possesses significant antifungal, antibacterial, and antiviral properties. The present study focused on optimizing the fermentation conditions for C. militar...

The phosphate solubilizing properties of Lysinibacillus macroides ST-30, Pseudomonas pelleroniana N-26, and Bacillus cereus ST-6 were tested for the chickpea crop of the Tarai region of Uttarakhand. These microbially inoculated plants have shown significant (p > 0.05) improvement in the plant health and crop health parameters, viz., root length, sh...

Abstract Mentha longifolia (Lamiaceae) is regarded as highly valuable aromatic medicinal species with wide range of pharmaceutical application. In the present work, leaf essential oil of M. longifolia was applied for the assessment of in vitro pharmacological potentials and compositional analysis. A sum of 15 compounds were detected by GC-FID and G...

A new bidentate Schiff base ligand (C16H16Cl2N4), condensation product of ethylene diamine and 4-chloro N-phenyl formamide, and its metal complexes [M(C16H16Cl2N4)2(OAc)2] (where M = Mn(II) and Zn(II)) were synthesized and characterized using various analytical and spectral techniques, including high-resolution mass spectrometry (HRMS), elemental a...

Recently, there has been an increasing demand for medicinal plants to control diseases for good health and well-being, as primary health facilities are inadequate in certain populations to cure infections. Since synthetic medicines are toxic to humans and other animals, the present research is thus focused on using traditional medicine for treating...

As global agricultural challenges intensify, particularly drought stress, the exploration of innovative strategies for crop resilience has become crucial. This study focuses on the role of the microbial endophyte metabolite Albaflavenone in enhancing drought resistance in tomato (Solanum lycopersicum L.) through the activation of the SlMAPK1 protei...

Bacillus species appearas the most attractive plant growth-promoting rhizobacteria (PGPR) and alternative to synthetic chemical pesticides. The present study examined the antagonistic potential of spore forming-Bacilli isolated from organic farm soil samples of Allahabad, India. Eighty-seven Bacillus strains were isolated and characterized based on...

Introduction Developing organic herbal crops provides chemical-free herbs to support environmentally friendly and sustainable farming. One way in agricultural biotechnology to grow herbal organic crops is to use rhizobacteria. The herbal plant used in this study is the Javanese ginseng plant (Talinum paniculatum), which contains phytochemicals that...

Millions of people across the globe are facing the potential threat of arsenic (As) contamination through groundwater-soil-crop systems, especially in rice agroecosystems (Wang et al. 2015). With a daily average intake of 0.5 kg per person, rice substantially threatens human health, especially in South and South East Asian countries, where it is th...

Organophosphates constitute a major class of pesticides widely employed in agriculture to manage insect pests. Their toxicity is attributed to their ability to inhibit the functioning of acetylcholinesterase (AChE), an essential enzyme for normal nerve transmission. Organophosphates, especially chlorpyrifos, have been a key component of the integra...

The genus Allium is well known for its ethnomedicinal significances. It comprises over 1,100 species with diverse therapeutic potentials. This study explores the pharmacophylogeny of Allium, integrating traditional knowledge with modern scientific methods. The investigation compass 139 distinct medicinal categories, including 610 utilization record...

Globally, drought stress poses a significant threat to crop productivity. Improving the drought tolerance of crops with microbial biostimulants is a sustainable strategy to meet a growing population’s demands. This research aimed to elucidate microbial biostimulants’ (Plant Growth Promoting Rhizobacteria) role in alleviating drought stress in oil-s...

Wheat is a crucial food crop worldwide, generating straw upon post-harvest. The straw is often burned to enhance soil fertility, leading to massive air pollution. In this study, wheat straw was investigated for the production of Polyhydroxyalkanoate (PHA) using the novel isolate Bacillus paranthracis RSKS-3. The wheat straw was pulverized and valor...

A municipal landfill contains different waste materials that support the growth of a diverse community of enzyme-secreting microorganisms that degrade and detoxify the wastes. The present study aimed to explore psychrotrophic protein-degrading bacteria for converting proteinaceous waste into the nutrient-rich end product of agricultural application...

Microorganisms produce siderophores, which are low-molecular-weight iron chelators when iron availability is limited. The present analyzed the role of LNPF1 as multifarious PGPR for improving growth parameters and nutrient content in peanut and soil nutrients. Such multifarious PGPR strains can be used as effective bioinoculants for peanut farming....

Background Microorganisms are crucial in our ecosystem, offering diverse functions and adaptability. The UNGA Science Summit has underscored the importance of understanding microbes in alignment with the UN Sustainable Development Goals. Bacillus anthracis poses significant challenges among various microorganisms due to its harmful effects on both...

Gastrointestinal nematode parasites and gastrointestinal protozoan parasites are considered detrimental to the livestock population and manifest production-limiting effects. Small and large ruminants (cattle, buffalo, goats, and sheep) are important components of the rural economy of northern India. However, the epidemiology of gastrointestinal par...

Canker disease, predominantly incited by Fusarium circinatum, presents profound challenges to global forestry and agriculture. As traditional control mechanisms falter, innovative approaches become imperative. This research delineates an avant-garde exploration into the interaction of Lupenone, a potent phytochemical, with the pivotal 6UI4 protein...

Exposure to pesticides changes the microbial community structure in contaminated agricultural fields. To analyze the changes in the native microbial composition qRT-PCR, a metagenomic study was conducted. The qRT-PCR results exhibited that the uncontaminated soil has a higher copy number of 16S rDNA relative to the soil contaminated with pesticide....

Natural fibers such as Banana fiber and sugarcane bagasse powder are used in the present study, which are abundantly available at low cost. Novel hybrid natural fiber reinforced composite specimen prepared by using the matrix material as epoxy (70%) with the addition of hardener and the reinforcement material (30%) used as NaOH chemical treated ban...

The escalation of harmful pollutants, including heavy metals, due to industrialization and urbanization has become a global concern. To mitigate the negative impacts of heavy metal stress on germination and early plant development, growth regulators have been employed. This study aimed to evaluate the response of mung bean (Vigna radiata L.) to zin...

The improper management of batik wastewater due to inadequate utilization of wastewater treatment plant (WWTP) is posing threats to environment, aquatic life, and human. The cost effective and eco-friendly microbial approach for mitigating dye pollution has become necessary. This study aims to determine the effectiveness of indigenous B. subtilis a...

The generation of solid dye waste during wastewater purifcation, especially in coagulation/precipitation steps, and its detoxifcation, is a major issue because it can leach into the ground water from the landflls during rains. The semisolid textile waste (sludge) showed 99 and 97% decolourization at fask and reactor scale within 72 h, respectivel...

Heavy metal pollution has posed a severe danger to environmental stability due to its high toxicity and lack of biodegradability. The present study deals with the appraisement of tolerance shown by various bacteria in varied copper and iron concentrations. Among the 20 isolates, four isolates, GN2, SC5, SC8, and SC10, exhibiting more significant ir...

Introduction Humanity is suffering from huge and severe difficulties, including changes in climate, soil degradation, scarcity of water and the security of food and medicines, among others. The aquaponics system acts as a closed loop consisting of aquaculture elements and hydroponics, which may contribute to addressing these problems. The aquaponic...

Introduction This study explored the molecular characterization of 14 eggplant (brinjal) genotypes to evaluate their genetic diversity and the impact of heterosis. As eggplant is a vital horticultural crop with substantial economic and nutritional value, a comprehensive understanding of its genetic makeup and heterosis effects is essential for effe...

Citation: Navasakthi, S.; Pandey, A.; Dandautiya, R.; Hasan, M.; Khan, M.A.; Perveen, K.; Alam, S.; Garg, R.; Qamar, O. Assessment of Spatial and Temporal Variation in Water Quality for the Godavari River. Water 2023, 15, 3076. https://doi. Abstract: With increasing population and industrialization, the water quality of freshwater sources like rive...

Euphorbiaceae is a highly diverse family of plants ranging from trees to ground-dwelling minute plants. Many of these have multi-faceted attributes like ornamental, medicinal, industrial, and food-relevant values. In addition, they have been regarded as keystone resources for investigating plant-specific resilience mechanisms that grant them the de...

Jet aeration is a commonly used technique for introducing air into water during wastewater treatment. In this investigation, the efficacy of different soft computing models, namely, Random Forest, Reduced Error Pruning Tree, Artificial Neural Network (ANN), Gaussian Process, and Support Vector Machine, was examined in predicting the aeration effici...

Fusarium oxysporum f. sp. cubense is one of the most severe and threatening pathogens of bananas, causing “Panama wilt” worldwide. Confrontation assay of Foc antagonistic bacterial endophyte, Bacillus velezensis YEBBR6, with the Foc and GC–MS profiling of excised agar from the zone of inhibition, led to the unveiling of secondary metabolites produc...

Antibiotic resistance in bacteria has emerged as a serious public health threat worldwide. Aquatic environments including irrigation-purpose wastewaters facilitate the emergence and transmission of antibiotic-resistant bacteria and antibiotic resistance genes leading to detrimental effects on human health and environment sustainability. Considering...

Heavy metal pollution of soil is a major concern due to its non-biodegradable nature, bioaccumulation, and persistence in the environment. To explore the probable function of EDTA in ameliorating heavy metal toxicity and achieve the sustainable development goal (SDG), Brassica juncea L. seedlings were treated with different concentrations of EDTA (...

The agroactive assessment of marine macroalgae-inspired calcium on growth and yield impact of Arachis hypogea L. was studied. The soil and water samples were collected and the physico-chemico and biological profiles of Arachis hypogea L. were evaluated. The study was performed with six treatment groups, including control, cow dung, gypsum, seaweed,...

Original article Understanding the cross-talk of major abiotic stress-responsive genes in rice: a computational biology approach Understanding the cross-talk of major abiotic stress-responsive genes in rice: a computational biology approach ABSTRACT This study aims to identify key abiotic-stress responsive genes in Oryza sativa and investigate thei...

This study aims to identify key abiotic-stress responsive genes in Oryza sativa and investigate their expression profiles, protein-protein interactions, and co-expression patterns to better understand the molecular mechanisms underlying stress response in rice. The ultimate goal is to employ these findings in the development of gene-based molecular...

Lantana weed (Lantana camara L.) is among the most noxious weeds in the world. Keeping in mind its invasive behavior and great ecological tolerance, it becomes imperative to analyze the structure and function of associated microbiome. In this perspective, Illumina-based metagenome sequencing was performed to gain a better understanding of prokaryot...