Anita Pandey

Anita Pandey
GB Pant Institute of Himalayan Environment and Development · Biotechnological Applications

Ph D

About

153
Publications
93,153
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
4,207
Citations

Publications

Publications (153)
Article
Full-text available
The antimicrobial potential of in vitro (callus) and in vivo (leaf and rhizome) plant parts of Himalayan peaony (Paeonia emodi) has been investigated with particular reference to solvent polarity and altitudinal variation (1827–2350 m above sea level). Five different solvents, i.e., methanol, ethanol, acetone, ethyl acetate, and hexane, and three g...
Article
Full-text available
The polar protic (methanol, ethanol) and polar aprotic (acetone, ethyl acetate) solvents were utilized to study the polyphenolics, antioxidants, and antimicrobial activities of Curcuma caesia rhizome. Methanol extracted significantly higher TPC (721.83mg±3.82GAE/100g DW), TFC (271.57± 5.41mg QE/100g DW), and TTC (242.86 ±12.20 mg TAE/100g DW). Chlo...
Article
Full-text available
A psychrotolerant bacterial strain of Pseudomonas sp. (P. palleroniana GBPI_508), isolated from the Indian Himalayan region, is studied for analyzing its potential for degrading bisphenol A (BPA). Response surface methodology using Box-Behnken design was used to statistically optimize the environmental factors during BPA degradation and the maximum...
Article
Full-text available
Bacterial diversity of four thermally different hot springs of Ratnagiri district, Maharashtra, India, was investigated using culture-dependent and culture-independent approaches. A total of 144 bacterial cultures were isolated and identified using MALDI-TOF MS (matrix-assisted laser desorption ionization-time of flight mass spectrometry) and 16S r...
Article
Full-text available
Caffeine, a xenobiotic compound, is continuously released into the environment. Fifteen psychrotolerant bacterial strains, isolated from the Indian Himalayan region, were screened for their caffeine degradation capacity. The medium for the growth of bacteria was optimized using Box-Behnken method. Among these bacteria, Pseudomonassp. (GBPI_Hb5), sh...
Article
Full-text available
Endophytic microorganisms produce a range of bioactive metabolites and support plant growth and their competitiveness. The present study aims to characterize an endophytic, antagonistic and pigment producing bacterium (GBPI_TWL), isolated from the roots of Taxus wallichiana Zucc. Following morphological, biochemical, and molecular characters, the b...
Article
Full-text available
Scarcity of arable land, limited soil nutrient availability, and low-temperature conditions in the Himalayan regions need to be smartly managed using sustainable approaches for better crop yields. Microorganisms, able to efficiently solubilize phosphate at low temperatures, provide an opportunity to promote plant growth in an ecofriendly way. In th...
Preprint
Full-text available
Large cardamom ( Amommum subulatum Roxb.) a high valued spice crop grown in Sikkim Himalaya is now facing a devastating leaf blight disease that has brought down the yield drastically. Present study was focused on identification of this major fungal pathogen based on the morphological and molecular characterization. During this study infected leave...
Article
Apple (Malus domestica, Family-Rosaceae) is the oldest cash fruit crop cultivated world-wide. Apple farming depends on the agro-climatic conditions of the surrounding that impacts the growth and quality of apple production. The present study highlights the importance of root endophytes and soil enzymes with respect to soil nutrient status, taking a...
Article
The present study was conducted in Hamta Pass area of Kullu district, Himachal Pradesh, India with a focus on Betula utilis populations. Totally 16 populations of B. utilis representing four habitats and three aspects were studied. The maximum sites were represented by moist and moist, shaded habitats with northwestern aspect. Totally 188 plant spe...
Article
Full-text available
The present study aimed to investigate the impact of altitude on the bioactive compounds, antioxi-dants, and antimicrobial activity of Taxus wallichiana. Plant needles were collected from three different altitudes representing different environmental conditions and investigated for secondary metabolites such as phenol, flavonoid, flavanol, taxol, a...
Article
Full-text available
Large cardamom (Amomum subulatum Roxb.) is now affected by several diseases caused by both viruses and fungi. At present, leaf blight is considered a major threat to cardamom cultivation in Sikkim. During the past two decades, cultivation of the crop in this region has dropped by almost 60%. Hence, to quantify the severity of leaf blight damage and...
Article
Full-text available
Betula utilis is a multipurpose, broad leaved deciduous tree and native of the Himalaya region. It is one of the dominant tree species of the Himalayan tree line. In some places, it is also found in association with Abies pindrow, A. spectabilis, Prunus cornuta, Acer accuminatum, Sorbus foliolosa, Pinus wallichiana and Rhododendron campanulatum. Th...
Article
Full-text available
The root microbiome, endophytes in particular, plays a crucial role in functioning of the host plant. These microorganisms, as a consortium, can be used as a part of the propagation protocol for producing healthy plants. Himalayan yew (Taxus wallichiana Zucc.) is an important medicinal plant species, mainly due to its known anticancer property. Thi...
Article
Full-text available
Influence of drying temperature (30–50 °C) and relative humidity (RH: 30–80%) on moisture content, energy requirement and quality of Ginkgo biloba leaves with respect to chemical markers namely Ginkgolide A (GA) and Bilobalide (BB), and microbial load of dried materials has been analyzed. Leaves were dried in climate control chamber with varying te...
Article
Full-text available
Cold-adapted microorganisms represent a large fraction of biomass on Earth because of the dominance of low-temperature environments. Extreme cold environments are mainly dependent on microbial activities because this climate restricts higher plants and animals. Himalaya is one of the most important cold environments on Earth as it shares climatic s...
Article
Full-text available
Plants produce a diverse array of secondary metabolites, many of which are known to possess antimicrobial potential. The present study was carried out with an objective to investigate the antimicrobial potential of different plant parts of Delphinium denudatum. Antimicrobial potential of D.denudatum plant parts (stem, root, leaf) extracts were test...
Article
The present study aims to exploit microbial potential from colder region to produce lipase enzyme stable at low temperatures. A newly isolated bacterium GBPI_508 from Himalayan environment, was investigated for the production of cold-active lipase emphasizing on its aggregation properties. Plate based assays followed by quantitative production of e...
Article
Full-text available
Microorganisms, the fundamental components of all the ecosystems, play significant role in various biological processes such as biodegradation, mineralization and nutrient mobilization. The role of rhizosphere associated microbial interactions with reference to their contribution in enzymatic activities in two dominant forest tree species of Indian...
Article
A total of 35 actinomycetes was isolated from soil samples collected after fire operations at agricultural sites under shifting cultivation in northeast India. More than one-half of these isolates were observed in viable but nonculturable (VBNC) state. Five isolates were always seen embedded with slimy bacteria during subcul-ture; 11 morphologicall...
Article
Dark septate endophytes (DSE), often referred as a miscellaneous group of ascomycetous anamorphic fungi, are making their way in root-microbiome research. Reports, on occurrence of these endophytic fungi, are increasingly emerging from various mountain ecosystems showing their dominance with increasing altitude; also causing shift in colonization o...
Article
Full-text available
The Himalayan Mountains are placed among the globally recognized biodiversity hot spots. While the Indian Himalayan Region (IHR) has been subjected to extensive studies on plant and animal biodiversity, microbial diversity is now being studied for its bioprospection. The present paper deals with the evaluation of bacterial diversity in high-altitud...
Article
Full-text available
Mountain soils are challenging environments for all kinds of living things, including plants and microorganisms. Many cold-adapted microorganisms colonizing these extreme soils play important roles as promoters of plant growth and development; for that reason, they are called collectively plant growth-promoting microorganisms (PGPM). Even though th...
Article
Endophytic microorganisms live inside the host plant and contribute in various biological processes, without causing any harmful effect. Inorganic phosphate solubilization, through microorganisms, is one of the major mechanisms involved in plant growth. The present study highlights the potential of endophytic fungi for their ability to solubilize i...
Article
Cold adapted microorganisms are gaining importance in view of their ability to colonize extreme low temperature environments. These microorganisms are emerging as promising source of bioactive metabolites. The Himalaya represent one of the 34 globally recognized biodiversity hotspots due to their unique and rich biodiversity. Documentation of micro...
Chapter
Fermentation” is employed in the production of foods through the application of microorganisms or their enzymes. Such foods are an intricate part of the diet of people all over the world, and it is the diversity of the raw materials used as substrates, the methods of preparation, and the sensory qualities of the finished products that contribute to...
Article
Full-text available
The present study aims to investigate the effect of extraction method on the recovery of flavonoid glycosides, antimicrobials and antioxidants from Ginkgo leaves collected from six different locations in Uttarakhand, Indian Himalaya. Four extraction methods, namely maceration, reflux, shaker and soxhlet were considered, where reflux extracts showed...
Article
Full-text available
With globalisation and growing health risks of synthetic colourants, search for pigments from natural sources has increased owing to their non-toxic nature. The present study highlights the bioprospection of natural pigment froma cold adapted fungal strain of Penicillium sp. (GBPI_P155), isolated from soil of Indian Himalayan region. The fungus pro...
Chapter
In the past few years, scientists have recognized various potential biotechnological applications of microorganisms that are useful for plants and also are of economical importance to humans. For such applications, endophytes ubiquitously present in plant species worldwide are becoming a primary target. These organisms can perform various tasks suc...
Article
Full-text available
Enzymes from thermophilic bacteria have received great attention for their potential applications in various industrial sectors. The present study deals with the production of five thermozymes (amylase, lipase, xylanase, protease and cellulase) from 10 thermophilic bacterial species, originally isolated from two hot springs namely Soldhar and Ringi...
Article
Full-text available
Pseudomonas, being the common inhabitant of colder environments, are suitable for the production of cold-active enzymes. In the present study, a newly isolated strain of Pseudomonas from cold desert site in Indian Himalayan Region, was investigated for the production of cold-active lipase. The bacteria were identified as Pseudomonas proteolytica by...
Article
We investigated the bacterial community structure of Soldhar hot spring with extreme high temperature 95°C located in Uttarakhand, India using high throughput sequencing. Bacterial phyla Proteobacteria (88.8%), Deinococcus-Thermus (7.5%), Actinobacteria (2.3%), and Firmicutes (1.07%) were predominated in the sequencing survey, whereas Bacteroidetes...
Article
Full-text available
The medicinal plants have traditionally played an important role in the socio-cultural, spiritual and medicinal arena of the peoples of Eastern Himalaya. The Eastern Himalaya region is inhabited by a large number of ethnic communities and tribes. The indigenous people use various medicinal plants traditionally either in the form of extract or decoc...
Article
Full-text available
The psychrotolerant microorganisms are receiving attention of the scientific community due to their ability to produce biotechnological products. The present study is focused on the diversity of cold and pH tolerant isolates of Penicillium spp with respect to their potential to produce cold active lipases. The characterization of the fungal isolate...
Presentation
Full-text available
COLD ADAPTED ASCOMYCOTA FROM INDIAN HIMALAYA: CHARACTERISTICS AND BIOPROSPECTING
Poster
Full-text available
A phenazine producing polyextremophilic strain of Pseudomonas chlororaphis (MCC2693), isolated from the Indian Himalayan Region, possesses biocontrol and plant growth promotion properties
Article
Microorganisms are always a crucial part of any ecosystem as they carry out various activities to maintain the sustainability of that ecosystem. Microbial activity in soils depends on the chemical structure of soils and the climatic conditions. In mountain ecosystem, change in climate is observed along with the change in altitude. Such change in cl...
Article
The genus Pseudomonas is known to comprise a huge diversity of species with the ability to thrive in different habitats, including those considered as extreme environments. In the present study, a psychrotolerant, wide pH tolerant and halotolerant strain of Pseudomonas chlororaphis GBPI_507 (MCC2693), isolated from the wheat rhizosphere growing in...
Article
Bergenia ciliata Sternb., commonly known as Paashaanbhed, is a well known herb of Sikkim Himalaya with various pharmaceutical properties. However, scientific exploration of B. ciliata, growing in the Sikkim Himalaya, for phytochemicals and pharmacological properties is in infancy. With this view, the present study was undertaken to investigate B. c...
Article
The present study reports the identification and characterization of 30 fungal strains, isolated from the soil samples collected from the fired plots under shifting cultivation in Northeast Himalaya, India . The fungal survivors mainly belonged to the genera Aspergillus, Cladosporium, Paecilomyces, Penicillium and Trichoderma. One of the remarkable...
Article
Full-text available
Microorganisms that inhabit the extreme pH environments are classified as acidophiles and alkaliphiles. A number of studies emerged from extreme high (hot springs, hydrothermal vents) as well as low temperature (arctic and antarctic regions, sea water, ice shelf, marine sediments, cold deserts, glaciers, temperate forests, and plantations) environm...
Chapter
Full-text available
“Fermentation” is employed in the production of foods through the application of microorganisms or their enzymes (Geis, 2006). Such foods are an intricate part of the diet of people all over the world, and it is the diversity of the raw materials used as substrates, the methods of preparation, and the sensory qualities of the finished prod-ucts tha...
Article
Ginkgo biloba is widely used for its pharmaceutical potential due to it’s medicinal value. Its medicinal properties are directly related to the presence of the phytochemical constituents, mainly the terpenes trilactone (ginkgolides and bilobalide) and flavonoid glycosides that are likely to be influenced by a number of soil, biogeographic and clima...
Article
Full-text available
A psychrotolerant bacterial strain of Serratia marcescens, originally isolated from a glacial site in Indian Himalayan Region (IHR), has been investigated for laccase production under different culture conditions. The bacterial strain was found to grow between 4 to 45°C (opt. 25°C) and 3 to 14 pH (opt. 5 pH) on prescribed growth medium, coinciding...
Article
Full-text available
A newly isolated psychrotolerant fungus from cold desert in Indian Himalaya has been investigated for laccase production. Based on phenotypic and genotypic characters, the fungus has been identified as Cladosporium tenuissimum. The fungus could grow between 4 and 30 °C (optimum 24 °C). In ABTS plate assays, the efficiency for enzyme production was...
Article
Full-text available
Ligninolytic activity, represented by laccase, lignin peroxidase (LiP) and manganese peroxidase (MnP), of a temperature and pH tolerant strain of Aspergillus niger isolated from a temperate location in the Indian Himalayan Region (IHR), has been studied under different cultural (physico-chemical & nutritional) conditions. In plate assays, the fungu...
Chapter
Indiscriminate use of antibiotics that often results in the development of “side effects” and “drug resistance” in the disease-causing agents indicates the need to search for alternate approaches for combating the infectious diseases. In this perception, discovery of new antimicrobials of plant origin, as reliable source of antibiotics, has receive...