Ashok Pandey

Ashok Pandey
Indian Institute of Toxicology Research | IITR · CITAR

PhD, FBRS, FRSB, FNASc, FIOBB, FISEES, FAMI

About

947
Publications
608,252
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Introduction
Ashok Pandey currently works at the Centre for Innovation and Transnational Research, CSIR-Indian Institute of Toxicology Research, Lucknow. Ashok research and technological development efforts focus on Industrial and Environmental Biotechnology, , focusing on biomass to biofuels & chemicals, waste to wealth & energy, industrial enzymes, and platform chemicals
Additional affiliations
February 1987 - December 2015
National Institute for Interdisciplinary Science and Technology
Position
  • Head of Department

Publications

Publications (947)
Article
Proper waste disposal is a key towards sustainable development. Wastewater treatment is delineated by the application of efficient, economic and novel catalysts. Biochar is derived from the thermochemical conversion of biomass or any carbonaceous materials and is considered as one of the most eco-friendly substitute for activated carbon. Owing to i...
Article
Full-text available
(S)-1-(1-naphthyl) ethanol (SNE) is a chiral drug intermediate for the production of mevinic acid analog, a potent cholesterol agent. It acts as an HMG-CoA reductase inhibitor and is hence used in the synthesis of statins. Statins are lipid-lowering drugs used to lower cholesterol in the body. In our present study, we carried out whole-cell bioredu...
Preprint
Cellulase production by fungi is tightly regulated in response to environmental cues, and understanding this mechanism is a key pre-requisite in the efforts to improve cellulase secretion. Based on UniProt descriptions of secreted CAZymes, 13 proteins of the cellulase hyper-producer Penicillium janthinellum NCIM 1366 (PJ-1366) were annotated as cel...
Book
Full-text available
Advances in Food Engineering, the latest release in the Current Developments in Biotechnology and Bioengineering series, is a unique source of state-of-art information about scientific and technological advances in food engineering. The book gives specific understanding of the engineering properties of food materials such as the morphological, phys...
Article
The citric acid (CA) is an organic acid with a global market value of USD 3.6 billion. Due to its non-toxic and biodegradable nature, it is widely used in the food industry and various other industries such as pharmaceutical, biomedical, textile, and leather industries. CA is predominantly produced by Aspergillus niger due to its higher yield and a...
Chapter
Microbial lipids can be used as food, feed, and nutraceuticals products. Their recovery from fermentation broths or microalgal cultivation requires dewatering and further extraction, followed by purification using processes similar to those applied for other fats and oils. The initial downstream steps are critical for the economical production of b...
Article
Leaching of cobalt and nickel into diverse water streams has become an environmental hazard and is continuously impacting human health through the food chain. Solvent extraction is the most widely accepted for separating these metals, but traditional extractants employed in conjunction with molecular diluents often lack selectivity and caused major...
Article
Full-text available
Indiscriminate usage, disposal and recalcitrance of petroleum-based plastics have led to its accumulation leaving a negative impact on the environment. Bioplastics, particularly microbial bioplastics serve as an ecologically sustainable solution to nullify the negative impacts of plastics. Microbial production of biopolymers like Polyhydroxyalkanoa...
Article
Nanofluids have gained significant popularity in the field of sustainable and renewable energy systems. The heat transfer capacity of the working fluid has a huge impact on the efficiency of the renewable energy system. The addition of a small amount of high thermal conductivity solid nanoparticles to a base fluid improves heat transfer. Even thoug...
Article
With the huge energy demand inevitably exacerbates the non-renewable resources depletion and ecological-social challenges, renewable energy has become a crucial participant in sustainable strategy. Biorefinery emerged as a sustainable approach and recognized promising transformation platforms for products, to achieve circular bioeconomy which focus...
Article
Integrated pest management as an expression was first mentioned in the literature as early as 1967. Since then, it has had its roots in integrated control methods. Biological weed management practice accounts to be a refined method against targeted weeds. Microbial weed control represents an innovative means to manage troublesome weeds utilizing na...
Article
Endocrine Disrupting Chemicals (EDCs), major group of recalcitrant compounds, poses a serious threat to the health and future of millions of human beings, and other flora and fauna for years to come. A close analysis of various xenobiotics undermines the fact that EDC is structurally diverse chemical compounds generated as a part of anthropogenic a...
Article
Full-text available
Bread is the second most wasted food in the UK with annual wastage of 292,000 tons. In the present work, bread waste (BW) was utilized for fermentative production of ethanol by Saccharomyces cerevisiae KL17. Acidic and enzymatic saccharification of BW was carried out resulting in the highest glucose release of 75 and 97.9 g/L which is 73.5 and 95.9...
Article
Full-text available
The use of jackfruit peel as a source for natural and fully biodegradable “nanocellulose” (NC) for the production of bioplastics with Azadirachta indica (A. indica) extracts and polyethylene glycol (PEG) for the antibacterial properties is investigated. The characterization of the biocomposite using FT-IR and WXRD was reported. The physicochemical...
Article
Full-text available
The inherent capability and increased efficiency of microalgae to convert sunlight into solar chemical energy are further enhanced by the higher amount of oils stored in microalgae compared to other land-based plant species. Therefore, the widespread interest in producing biofuels from microalgae has gained considerable interest among leading energ...
Article
Full-text available
Nanocellulose are nano-sized components which are biodegradable, biocompatible and renewable. It offers mechanical strength and chemical stability in plants and bacteria. The environmental contamination is reduced by employing various bioremediation techniques which uses microorganisms like algae, bacteria and fungi as bio-adsorbents. The bio adsor...
Article
The proper handling of Municipal Solid Waste (MSW) is critical due to its high generation rate and the potential to minimise environmental impacts by simultaneously reducing resource depletion and pollution. MSW utilisation for recycling is important for transforming the linear economy model into a circular one. The current review analyses and cate...
Article
This study aimed to evaluate the effect of thermal pretreatment on anaerobic digestion (AD) of dewatered sludge. Thermal pretreatment was conducted at varying temperatures (40–220 °C) and durations (1–3 h), prior to batch biomethane production. The highest biomethane yield of 195 mL CH4/g VSfeed was achieved at 140 °C for 3 h, which was 81% higher...
Article
Full-text available
Microalgae are recognized as cell factories enriched with biochemicals suitable as feedstock for bio-energy, food, feed, pharmaceuticals, and nutraceuticals applications. The industrial application of microalgae is challenging due to hurdles associated with mass cultivation and biomass recovery. The scale-up production of microalgal biomass in fres...
Article
Biochar is gaining incredible importance for remediation applications due to their attractive removal properties. Moreover, it is becoming ecofriendly, cost-effective and sustainable bioadsorbents towards replacing expensive activated carbons. Studies reveal biochar effectiveness for removal of important and potentially severe organic pollutants su...
Article
Seafood processing is an important economical activity worldwide and is an integral part of the food chain system. However, their processing results in solid waste generation whose disposal and management is a serious concern. Proteins, amino acids, lipids with high amounts of polyunsaturated fatty acids (PUFA), carotenoids, and minerals are abunda...
Article
The term “circular bioeconomy-based clean technologies” has attracted global attention in recent years, and it now plays an important role in solving issues of increasing biowaste generation, resource scarcity and climate change. This is in line with creating a sustainable environment. Regarding circular bioeconomy-based technologies, wastewaters a...
Article
Full-text available
The increasing agro-demands with the burgeoning population lead to the accumulation of lignocellulosic residues. The practice of burning agri-residues has consequences viz. Release of soot and smoke, nutrient depletion, loss of soil microbial diversity, air pollution and hazardous effects on human health. The utilization of agricultural waste as bi...
Article
Full-text available
Increasing population, industrialization, and economic growth cause several adverse impacts on the existing environment and living being. Therefore, rising pollutants load and their mitigation strategies, as well as achieving energy requirements while reducing reliance on fossil fuels are the key areas, which needs significant consideration for sus...
Chapter
Nosocomial infections emerging due to the medical devices represent a notable challenge for healthcare systems and professionals. The majority of these infections are due to biofilm formation on the polymeric surface which is resistant toward eradication and demand for extensive antibiotic treatment, device nonfunctionality, and removal. To counter...
Chapter
The surface-active compounds produced by various microorganisms are termed as biosurfactants. These compounds are amphiphilic in nature and come under the class of glycoproteins, lipopeptides, or glycolipids. Biosurfactants are known to exhibit diverse biological functions such as antimicrobial, antifungal, antiviral, antiinflammatory, and anticanc...
Article
Nanocellulose fibers are widely acknowledged as a more sustainable alternative to polyimide and polyethylene terephthalate-based plastic films derived from petrochemicals. Cellulose is also utilised in packaging, tissue engineering, electronic, optical, and sensor applications, pharmaceutical applications, cosmetic applications, insulation, water f...
Article
Carbon capture and utilization (CCU) is an emerging technology with commercial potential to convert atmospheric carbon dioxide (CO2) into net zero or negative emission products. In microalgae-based CCU, microalgae utilize CO2 and sunlight to generate biomass for commercial applications. This paper reviews the current state of microalgal culture dev...
Article
Bacterial metabolites are one of the primary sources of drugs that we currently use to treat several diseases. However, bacterial drug discovery and development is a challenging and time-consuming process, and the emergence of new diseases and the development of resistance to currently available drugs demand the discovery of new metabolites with be...
Article
Oligosaccharides are the sugars made up of 3–10 saccharides units and one of the classes of prebiotics obtained from various biowastes. These biowastes could include rice straw, husk, spent coffee grounds, sugarcane bagasse, spent tea leaves, fruits and vegetables peel, corn stalk, corn stover, deoiled meals and brewer's spent grains etc., which ca...
Chapter
Biocomposites can effectively be contributed to the development of optical devices to design sustainability, biocompatibility, flexibility, and sensing ability. Many biocomposite derived optical biosensors have been developed in the detection of biomarkers in malignancies such as breast cancer, lung cancer, lymphoma cancer, and various other disord...
Article
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Rising pollutants and greenhouse gas emissions from fossil fuels are serious environmental concerns that led to a tremendous focus of scientific research. The use of renewable resources as feedstock to produce fuels could help preserve the environment and offer economic and social sustainability. This preceded the development of alternative fuels s...
Chapter
Hydrogen fuel is an interesting fossil fuel substitute due to its rich energy content, sustainable nature, and fuel efficiency. However, it is difficult to obtain. As a result, the demand for hydrogen has gone up significantly. Water electrolysis, hydrocarbon steam reforming, coal gasification, and partial oxidation techniques are all familiar appr...
Article
Livestock manure (LSM) is a profitable waste if handled sensibly, but simultaneously it imposes several environmental and health impacts if managed improperly. Several approaches have been adopted globally to cartel the problem associated with LSM management and recovery of value-added products, still, technological innovation needs further upgrada...
Article
Full-text available
Recent years, algal polysaccharides were mainly investigated for pharmaceutical, nutraceuticals and biomedical applications due to their promising bioactive properties. Moreover, it is now becoming a potential source for several non-medical and non-food applications in which biofuels are a major sector. The marine algae contain a variety of polysac...
Article
To realize the management of municipal solid waste (MSW), China uses MSW conversion technology to generate fuel and other byproducts through which the operating costs (e.g., capital and operational) are maintained to some extent. The amount of MSW produced per capita in China is a serious problem. Therefore, a circular economy method was investigat...
Article
Increasing inappropriate anthropogenic activities and industrialization have resulted in severe environmental pollution worldwide. Their effective treatment is vital for general health concerns. Depending on the characteristics of pollutants, the severity of pollution may differ. For sustainable treatment of polluted environments, bioremediation is...
Article
Wastewater treatment may help to reduce water shortages, whilst concurrently recover energy and nutrients, leading to some of the exploitation of important sources being offset. Compared to other approaches, wastewater purification via adsorption is highly-desirable. The reason is that with this simple and better-to-regenerate technique, heavy meta...
Article
Potentially toxic elements (PTEs) such as toxic metal(loid)s and other emerging hazardous contaminants, exist in the environment and poses a serious threat. A large amount of wastewater containing PTEs such as cadmium, chromium, copper, nickel, arsenic, lead, zinc, etc. Release from industries during production process. Besides these, chemical-base...
Chapter
The analysis of any food material is essential to quantify their composition, detect contaminants, and also to enforce food quality standards and safety regulations. To enable rapid food safety measures in the food industries, it is important to develop advanced techniques that could be administered in online processes. There have been major resear...
Article
Global rise in the generation of waste has caused an enormous environmental concern and waste management problem. The untreated carbon rich waste serves as a breeding ground for pathogens and thus strategies for production of carbon rich biochar from waste by employing different thermochemical routes namely hydrothermal carbonization, hydrothermal...
Article
Full-text available
In the current global scenario, the world is under a serious dilemma due to the increasing human population, industrialization, and urbanization. The ever-increasing need for fuels and increasing nutritional problems have made a serious concern on the demand for nutrients and renewable and eco-friendly fuel sources. Currently, the use of fossil fue...
Article
Full-text available
The intrinsic advancement of lithium-ion batteries (LIBs) for application in electric vehicles (EVs), portable electronic devices, and energy-storage devices has led to an increase in the number of spent LIBs. Spent LIBs contain hazardous metals (such as Li, Co, Ni, and Mn), toxic and corrosive electrolytes, metal casting, and polymer binders that...
Article
The concept of biorefinery depends on the recuperation of higher-value chemicals with potential for a wide dissemination and an untapped marketability. To construct a clearer picture of rural waste treatment system, this work was conducted to critically review the foremost regularly utilized agricultural waste management technologies from their sta...
Chapter
Polyphenols are important secondary metabolites from plants, largely found in plant-based foods like fruits, vegetables, herbs, legumes spices, and tea. Polyphenols are associated with numerous health benefits such as antiinflammatory, antioxidants, antimicrobial, antidiabetic, cardio-protective, immunoprotective, and antitumor effects. As naturall...
Chapter
We live in an era where consumption of unhealthy processed foods has become a part of our daily life contributing to various life-threatening diseases and malnutrition globally. Awareness among the people has led to the demand for foods and nutraceuticals that not only provide nutrition but also provide health beneficial functional properties. Cons...
Book
Full-text available
Current Developments in Biotechnology and Bioengineering: Technologies for Production of Nutraceuticals and Functional Food Products covers a wide range of topics related to the the microbial process for the production of high- value nutraceuticals and fermented functional foods. This reference includes the bioactive compounds derived from the food...
Chapter
The chapter reviews the fermentation-based production of industrially important enzymes from food waste (FW). Nearly one-third of the food produced globally is wasted and poses serious problems regarding its disposal. A number of dumping systems have been developed in the nations worldwide which has later become a threat to the environment. This pr...
Chapter
Overexploitation of fossil fuels to meet the energy demands for the growing population is considered unsustainable. It results in the emission of carbon dioxide and other greenhouse gases into the environment. In the present global scenario, renewable, sustainable, and eco-friendly alternatives to replace fossil fuels are indeed necessary. Biodiese...
Chapter
The concept of “circular bioeconomy” has garnered more scholarly attention with emphasis on the economy, environment, and resources. In this chapter, the role of biochar in improving circular bioeconomy is discussed. Biochar produced from biowastes is an effective method for helping solve the environmental pollution caused by these wastes. Meanwhil...
Chapter
Sophorolipids are biosurfactants of yeast origin. It is produced in two forms, viz., acidic and lactonic, having a difference in their chain length, fatty acid compositions, acetylation, and degree of saturation. Candida sp. and Starmerella sp. are major players in the production of sophorolipids at industrial scale. These species produce sophoroli...
Chapter
Every year, a large quantity of food grains are wasted; insect and rodent disruption as well as insufficient pre- and postharvest procedures cause 10%–30% of the grains produced around the world to be lost. Before reaching the customer, agricultural goods undergo several manufacturing operations, including washing, grading, sorting, drying, milling...
Chapter
In this chapter, we reviewed recent studies on the composting of organic manure as sustainable technology for integrated solid waste management. Although much progress has been made in understanding organic manure composting, there are still many unknown factors and mechanisms on the complex interactions between a substrate, physicochemical factors...
Chapter
The world is facing one of its largest Pandemics ever, “The COVID-19”! The giant leaps taken in medicine and research have bowed down before a teeny tiny virus. This has conveyed to mankind that the armamentariums we possess against viruses are futile. Most of the drugs provide symptomatic relief only with few unswervingly being able to destroy the...
Chapter
Fossil fuels are the main source availed for transportations and industrial applications. The demand for fossil fuels increased due to high utilization in transportation and industrial development. Biodiesel is the ultimate source to overcome the rising demand for conventional fuels. Biodiesel is produced from various sources with different types o...
Chapter
The search for sustainable and environment-friendly fuel source has focused on the development of second- and third-generation biofuels from edible and nonedible crops and algal sources to meet the energy demand. Both microalgae and macroalgae were reported as sustainable renewable source for biofuel production and are potential to meet the global...
Article
Biosolids are the biological organic matter extracted from various treatment processes of wastewater which are considered as a rich source of energy and nutrients. The most commonly used method for the disposal of biosolids is landfilling. But this causes the loss of valuable nutrients and creates environmental issues. Circular economy approaches p...
Article
Nanocellulose (NC) is becoming a wonderful biomaterial with wider applications in food, biomedical, cosmetics, and other sectors. The bio-derived NC is easily degradable and can be effectively used for constructing novel bioplastics which finds applications in food packaging and wound dressing. The chemical composition and morphology of NC isolated...
Article
Bacterial polymers obtained tremendous attention over the decades owing to its widespread use in biomedical applications. A better understanding on metabolic pathways and development of improved production strategies through metabolic engineering tools to synthesize tailor made polymer materials to meet their applicability in biomedicine. This revi...
Article
This study investigated a dual-chamber microbial fuel cell-based biosensor (DC-MFC-B) for monitoring copper and arsenic in municipal wastewater. Operational conditions, including pH, flow rate, a load of organic substrate and external resistance load, were optimized to improve the biosensor's sensitivity. The DC-MFC-B's toxicity response was establ...
Article
Poly-3-hydroxyalkanoates (PHA) are biodegradable and compostable polyesters. This review is aimed to provide a unique approach that can help think tanks to frame strategies aiming for clean technology by utilizing cutting edge biotechnological advances to convert fruit and vegetable waste to biopolymer. A PHA manufacturing method based on watermelo...
Article
Majority of industries, in order to meet the technological development and consumer demands, generate organic waste. The untreated waste spreads out toxic and harmful substances in the environment which serves as a breeding ground for pathogenic microorganisms thus causing severe health hazards. The three industrial sectors namely food, agriculture...
Article
Full-text available
Microalgae have a number of intriguing characteristics that make them a viable raw material aimed at usage in a variety of applications when refined using a bio-refining process. They offer unique capabilities that allow them to be used in biotechnology-related applications. As a result, this review explores how to increase the extent to which micr...
Article
Bacterial endophytes isolated from Hevea brasiliensis and antagonistic activity was studied against major pathogens like Phytophthora meadii, Corynespora cassiicola, and Corticium salmonicolar. The antifungal metabolites like HCN, siderophores, and salicylic acid produced by the antagonistic endophytes under in vitro conditions. Bioassay showed the...
Article
Full-text available
Bacterial nanocellulose (BNC) has been emerging as a biomaterial of considerable significance in a number of industrial sectors because of its remarkable physico-chemical and biological characteristics. High capital expenses, manufacturing costs, and a paucity of some well scalable methods, all of which lead to low BNC output in commercial scale, a...