| synthesis of silver nanoparticles using nelumbo nucifera leaf extract and its larvicidal activity against malaria and filariasis vectors. | the aim of this study was to investigate the larvicidal potential of the hexane, chloroform, ethyl acetate, acetone, methanol, and aqueous leaf extracts of nelumbo nucifera gaertn. (nymphaeaceae) and synthesized silver nanoparticles using aqueous leaf extract against fourth instar larvae of anopheles subpictus grassi and culex quinquefasciatus say (diptera: culicidae). nanoparticles are being used in many commercial applications. it was found that aqueous silver ions can be reduced by aqueous ex ... | 2011 | 20978795 |
| characterization of chemical composition of bee pollen in china. | bee pollen has been praised for its good nutrition and therapeutic values. china is the largest producer in the world. twelve common varieties of monofloral bee pollen collected from china's main producing regions were selected for nutritional composition analysis, including proximate contents, dietary fibers, amino acid distribution, fatty acid composition, and mineral elements. the proximate compositions mostly met the specifications regulating pollen load quality of china. proline and glutami ... | 2013 | 23265625 |
| application of microdialysis for elucidating the existing form of hyperoside in rat brain: comparison between intragastric and intraperitoneal administration. | hypericum perforatum (st. john's wort) is an important anti-depressant herb used in clinic and commonly prescribed for mild depression. hyperoside is one of the major components of h. perforatum and is also detected in many plant species such as abelmoschus manihot, black currant, rosa agrestis, apocynum venetum and nelumbo nucifera. | 2012 | 23063958 |
| characterization of leaf transcriptome in banksia hookeriana. | banksia is a significant element in vegetation of southwestern australia, a biodiversity hotspot with global significance. in particular, banksia hookeriana represents a species with significant economic and ecological importance in the region. for better conservation and management, we reported an overview of transcriptome of b. hookeriana using rna-seq and de novo assembly. we have generated a total of 202.7 million reads (18.91 billion of nucleotides) from four leaf samples in four plants of ... | 2017 | 28161492 |
| cloning and characterization of the ubc gene from lotus (nelumbo nucifera). | protein ubiquitination is extensively involved in the regulation of a considerable number of physiological processes in plant cells. e2 (ubiquitin-conjugating enzyme, ubc), one of the essential enzymes of eukaryotic ubiquitination, catalyzes protein ubiquitination together with e1 and e3. in this study, we cloned four full-length cdna nnubcs of nelumbo nucifera. with the same coding sequence length of 459 bp and coding 153 amino acids, these four genes are highly homologous with the atubc1 and a ... | 2016 | 27525889 |
| integrated syntenic and phylogenomic analyses reveal an ancient genome duplication in monocots. | unraveling widespread polyploidy events throughout plant evolution is a necessity for inferring the impacts of whole-genome duplication (wgd) on speciation, functional innovations, and to guide identification of true orthologs in divergent taxa. here, we employed an integrated syntenic and phylogenomic analyses to reveal an ancient wgd that shaped the genomes of all commelinid monocots, including grasses, bromeliads, bananas (musa acuminata), ginger, palms, and other plants of fundamental, agric ... | 2014 | 25082857 |
| isolation and functional characterization of a salt responsive transcriptional factor, lrbzip from lotus root (nelumbo nucifera gaertn). | basic leucine zipper transcription factor (bzip) is involved in signaling transduction for various stress responses. here we reported a bzip transcription factor (accession: jx887153) isolated from a salt-resistant lotus root using cdna-aflp approach with rt-pcr and race-pcr method. full-length cdna which consisted of a single open reading frame encoded a putative polypeptide of 488 amino acids. on the basis of 78, 76, and 75 % sequence similarity with the bzips from medicago truncatula (xp_0035 ... | 2013 | 23288562 |
| heterologous expression of a nelumbo nucifera phytochelatin synthase gene enhances cadmium tolerance in arabidopsis thaliana. | phytochelatin synthase (pcs) is a key enzyme involved in the synthesis of phytochelatins, which are thought to play important roles in heavy metal detoxification. the sacred lotus (nelumbo nucifera), one of the most popular ornamental species, has been shown to be a potential phytoremediator of heavy metal polluted water. however, the phytochelatin synthase gene in n. nucifera has not been identified yet. here, we report the isolation and function characterization of a n. nucifera homologue of p ... | 2012 | 22161260 |
| anti-aging potential of phytoextract loaded-pharmaceutical creams for human skin cell longetivity. | the exposure to ultraviolet radiations (uvr) is the key source of skin sunburn; it may produce harmful entities, reactive oxygen species (ros), leading to aging. the skin can be treated and protected from the injurious effects of ros by using various pharmaceutical formulations, such as cream. cream can be loaded with antioxidants to quench ros leading to photo-protective effects. moreover, modern medicines depend on ethnobotanicals for protection or treatment of human diseases. this review arti ... | 2015 | 26448818 |
| the fate of the herbicide propanil in plants of the littoral zone of the three gorges reservoir (tgr), china. | the anti-seasonal hydrology with 30m water fluctuations in the three gorges reservoir (tgr) of china attracts growing environmental and ecological concerns. we investigated the biotransformation of the herbicide propanil in plants dominating in the littoral zone of the tgr by applying the (14)c-ring-labeled herbicide into non-aseptic hydroponic plant systems (cynodon dactylon, nelumbo nucifera and bidens pilosa), aseptic plants (lemna minor and lemna gibba) and cell suspension cultures (c. dacty ... | 2016 | 27745669 |
| interaction studies of greenly synthesized gold nanoparticles with bovine serum albumin (bsa) using fluorescence spectroscopy. | in the present study, gold nanoparticles (aunps) with an average particle size of -41.23 nm were synthesized using eco-friendly reducing material (i.e., aqueous nelumbo nucifera root extract). rapid reduction results in the formation of polydispersed nanoparticles. the formation of aunps was characterized by surface plasmon resonance (spr) which was determined by uv-vis spectra (band at 544 nm), ftir, sem-edx, tem, hr-tem, and xrd. this study aims to investigate the interaction between aunps and ... | 2015 | 26682387 |
| green synthesized silver nanoparticles using nelumbonucifera root extract for efficient protein binding, antioxidant and cytotoxicity activities. | silver nanoparticles (agnps) with a mean particle size of ∼ 16.7 nm were synthesized using an eco-friendly reducing material, aqueous nelumbo nucifera root extract. rapid reduction resulted in the formation of polydispersed nanoparticles. the formation of agnps was characterized by surface plasmon resonance, which was determined by ultraviolet-visible (uv-vis) spectroscopy (band at 412 nm), fourier transform infrared spectroscopy, scanning electron microscopy-energy dispersive x-ray spectroscopy ... | 2014 | 25463656 |
| barcoding melting curve analysis for rapid, sensitive, and discriminating authentication of saffron (crocus sativus l.) from its adulterants. | saffron (crocus sativus l.) is one of the most important and expensive medicinal spice products in the world. because of its high market value and premium price, saffron is often adulterated through the incorporation of other materials, such as carthamus tinctorius l. and calendula officinalis l. flowers, hemerocallis l. petals, daucus carota l. fleshy root, curcuma longa l. rhizomes, zea may l., and nelumbo nucifera gaertn. stigmas. to develop a straightforward, nonsequencing method for rapid, ... | 2014 | 25548775 |
| natural products: a safest approach for obesity. | obesity is recognized as a social problem, associated with serious health risks and increased mortality. numerous trials have been conducted to find and develop new anti-obesity drugs through herbal sources to minimize adverse reactions associated with the present anti-obesity drugs. the use of natural products as medicine has been documented for hundreds of years in various traditional systems of medicines throughout the world. this review focuses on the medicinal plants such as achyranthus asp ... | 2012 | 22821661 |
| evaluation of in vitro aldose reductase inhibitory potential of alkaloidal fractions of piper nigrum, murraya koenigii, argemone mexicana, and nelumbo nucifera. | aldose reductase is primarily involved in development of long-term diabetic complications due to increased polyol pathway activity. the synthetic aldose reductase inhibitors are not very successful clinically. therefore, the natural sources may be exploited for safer and effective aldose reductase inhibitors. | 2014 | 24127538 |
| the role of bio-inspired hierarchical structures in wetting. | superhydrophobicity facilitates the development of self-cleaning, anti-biofouling, and anti-corrosion surfaces. the leaves of the lotus (nelumbo nucifera) and taro (colocasia esculenta) plants are well known for their self-cleaning properties. a hierarchical structure comprising papillae epidermal cells superimposed with epicuticular wax crystalloids of varying shapes, sizes, and orientations is an important aspect of the surface of these plant leaves. we fabricated two types of hierarchical str ... | 2015 | 25856043 |
| nanostructure on taro leaves resists fouling by colloids and bacteria under submerged conditions. | the antifouling and self-cleaning properties of plants such as nelumbo nucifera (lotus) and colocasia esculenta (taro) have been attributed to the superhydrophobicity resulting from the hierarchical surface structure of the leaf and the air trapped between the nanosized epicuticular wax crystals. the reported study showed that the nanostructures on the taro leaf surfaces were also highly resistant to particle and bacterial adhesion under completely wetted conditions. adhesion force measurements ... | 2011 | 21736298 |
| [molecular identity of crocus sativus and its misused substitutes by its sequence]. | to find the patterns of the rdna its sequence variation of crocus sativus, chrysanthemum chanetii, nelumbo nucifera, zea mays and garthamus tinctorius and to establish the molecular biological method for the identification of c. sativus and the others. | 2007 | 17608214 |
| [screening of pancreatic lipase and alpha-glucosidase inhibitors from chinese dietary herbs]. | the present study was conducted to develop new inhibitors of pancreatic lipase and alpha-glucosidase from chinese dietary herbs. sixty-three dietary herbs from 39 taxonomic families were selected and extracted with aqueous ethanol or water. the extracts were then tested with in vitro enzyme assays for their ability to inhibit pancreatic lipase and alpha-glucosidase activities. orlistat and acarbose were used as two positive controls. the extracts of nelumbo nucifera, curcuma longa, piper longum ... | 2012 | 22803384 |
| anti-obesity effects of the mixture of eriobotrya japonica and nelumbo nucifera in adipocytes and high-fat diet-induced obese mice. | the present study is to evaluate the anti-obesity effects of eriobotrya japonica (ej), nelumbo nucifera (nn), and their mixture (mix, 1:1 ratio) in 3t3-l1 adipocytes and high-fat diet-induced obese mice. the treatment of ej, nn, and mix in 3t3-l1 adipocytes effectively inhibited lipid accumulation, significantly decreased expression of peroxisome proliferator-activated receptor gamma (pparγ), sterol regulatory element binding protein (srebp1c), and adipocyte lipid-binding protein (ap2), and sign ... | 2015 | 26133751 |
| study on the inhibitory effects of korean medicinal plants and their main compounds on the 1,1-diphenyl-2-picrylhydrazyl radical. | a 1,1-diphenyl-2-picrylhydrazyl (dpph) radical-generating system was used to evaluate the antioxidant properties of korean medicinal plants that have been used widely as folk medicines for several disorders, as well as compounds isolated from them. among the rosaceae, rosa rugosa and rosa davurica showed strong dpph radical-scavenging activity. the most effective medicinal plant from families other than rosaceae was cedrela sinensis, followed in order by nelumbo nucifera, eucommia ulmoides, zant ... | 2003 | 13678241 |
| nelumbo nucifera gaertn leaves extract inhibits the angiogenesis and metastasis of breast cancer cells by downregulation connective tissue growth factor (ctgf) mediated pi3k/akt/erk signaling. | nelumbo nucifera gaertn (nymphaeaceae) has been recognized as a medicinal plant, which was distributed throughout the asia. the aqueous extract of nelumbo nucifera leaves extract (nle) has various biologically active components such as polyphenols, flavonoids, oligomeric procyanidines. however, the role of nle in breast cancer therapy is poorly understood. | 2016 | 27178635 |
| anti-angiogenic effect of nelumbo nucifera leaf extracts in human umbilical vein endothelial cells with antioxidant potential. | nelumbo nucifera gaertn (nymphaeaceae) has long been used as a traditional herb in chinese, japanese, indian, and korean medicinal practices since prehistoric times and flourishes today as the primary form of medicine. this study reports for the first time the potent ability of n. nucifera leaf extracts to inhibit vascular endothelial growth factor (vegf)-induced angiogenesis in vitro and in vivo, as well as their antioxidant efficacy in various scavenging models and an analysis of their chemica ... | 2015 | 25714482 |
| phosphorus removal from domestic wastewater by nelumbo nucifera gaertn. and cyperus alternifolius l. | domestic wastewater is a source of phosphorus contamination that causes eutrophication when it contaminates aquatic environments. nelumbo nucifera gaertn. and cyperus alternifolius l. were applied for phosphorus removal from domestic wastewater. from the study, phosphorus in domestic wastewater was removed from the initial concentration of 1.038 ± 0.001 mgl(-1) to 0.094 ± 0.001 and 0.048 ± 0.004 mgl(-1) by n. nucifera and c. alternifolius, respectively, within 5 days. in addition, total kjeldahl ... | 2014 | 24603027 |
| protective effects of neferine on amiodarone-induced pulmonary fibrosis in mice. | the effects of neferine, a bisbenzylisoquinline alkaloid extracted from the chinese traditional medicine seed embryo of nelumbo nucifera gaertn, on amiodarone-induced pulmonary fibrosis in mice were evaluated. adult kunming mice were induced to develop pulmonary fibrosis through intratracheal instillation of amiodarone (6.25 mg/kg) on the 1st, 3rd and 5th day. mice were treated orally with saline, neferine (20 mg/kg), prednisolone (15 mg/kg), pirfenidone (100 mg/kg) twice a day after the third a ... | 2013 | 23792144 |
| micronutrient composition and nutritional importance of gathered vegetables in vietnam. | this article presents the nutrient composition and nutritional contribution of naturally occurring vegetables (nov) in four villages in vietnam. the frequency of consumption and quantities eaten were evaluated within the overall diet of 101 and 110 women in the mekong delta (flood period and rainy season, respectively) and of 103 women in the central highlands (rainy season). the concentrations of ca, fe and zn were analysed in 28 species, and presence of tannins and phytic acid in 19 species. p ... | 2001 | 11570015 |
| cloning and expression of an apetala1-like gene from nelumbo nucifera. | the objective of this study was to clone the full-length cdna of the apetala1 (ap1) gene from lotus and analyze its sequence and expression pattern. the full-length cdna sequence of the nnap1 gene was amplified from the petals of nelumbo nucifera 'hongxia' using rt-pcr and rapid amplification of cdna ends. bioinformatic methods were used to analyze the sequence characteristics of the gene. quantitative real-time pcr methods were used to investigate the expression pattern of nnap1 in various orga ... | 2015 | 26125889 |
| perchlorate in soybean sprouts (glycine max l. merr.), water dropwort (oenanthe stolonifera dc.), and lotus (nelumbo nucifera gaertn.) root in south korea. | the occurrence of perchlorate in soybean sprouts (glycine max l. merr), water dropwort (oenanthe stolonifera dc.), and lotus (nelumbo nucifera gaertn.) root, which are commonly consumed by people in south korea, was determined by using an ion chromatograph coupled with a tandem mass spectrometer. for soybean sprouts (11 samples), perchlorate was detected in most (91%) of the samples at various concentrations of up to 78.4 μg/kg dry weight (dw); the mean concentration was 35.2 μg/kg dw. for water ... | 2011 | 21627073 |