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Plant Components (4):
Recent article
Plant Components
Abstract
OBJECTIVE: To measure and compare the content of d-borneol in the different parts of Cinnamomum camphora by GC-MS. METHOD: With water-steam distillation and GC-MS method, d-borneol was extracted and determined. RESULT: The linear range of d-borneol was 0.4-2.8 microg (r = 0.999 9). The average recov...
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PMID: 19873784
PDF is available here.
PDF is available here.
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Abstract
Phylogenetic analysis based on the deduced amino acid sequence of phenylalanine ammonia-lyase gene (SlPAL5) cDNA from tomato (Solanum lycopersicum L.) revealed high sequence similarity to PAL genes in Nicotiana tabacum (92%), Ipomoea nil (87%), Manihot esculenta (84%), and Catharanthus roseus (84%)....
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PMID: 18791854
PDF is available here.
PDF is available here.
Abstract
Cytokinin oxidase plays an important role in the cytokinins regulatory processes. A putative cytokinin oxidase gene, D endrobium h uoshanense cytokinin oxidase (DhCKX), was cloned by reverse transcription polymerase chain reaction (RT-PCR) and rapid amplification of cDNA ends (RACE) of total RNA iso...
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PMID: 18649011
PDF is available here.
PDF is available here.
Plant Biology (11)3 2009
Abstract
The effects of high Zn concentration were investigated in sugar beet (Beta vulgaris L.) plants grown in a controlled environment in hydroponics. High concentrations of Zn sulphate in the nutrient solution (50, 100 and 300 microm) decreased root and shoot fresh and dry mass, and increased root/shoot...
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PMID: 19470105
PDF is available here.
PDF is available here.
Abstract
There are several therapeutic benefits of this plant for which different parts are used. The extracts of rhizomes, seeds, flowers and leaves have been reported to have varied therapeutic potential. Several bioactive compounds have been derived from these plant parts belonging to different chemical g...
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PMID: 19298686
PDF is available here.
PDF is available here.
Plant Biology (11)2 2009
Abstract
Effects of temperature and photoperiod and their interactions on budburst and on the use of carbon reserves were examined in two Mediterranean oaks differing in wood anatomy and leaf habit. Seedlings of Quercus ilex subsp. ballota (evergreen and diffuse-porous wood) and Q. faginea (semi-deciduous an...
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PMID: 19228321
PDF is available here.
PDF is available here.
Tree Physiology (29)2 2009
Abstract
We analyzed 19 Larix decidua Mill. (European larch) and eight Picea abies (L.) Karst. (Norway spruce) trees that were severely damaged by rockfall activity, resulting in a total of 111 injuries. Callus tissue appeared sparsely on the cross sections and was detected on only 4.2% of the L. decidua sam...
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PMID: 19203953
PDF is available here.
PDF is available here.
Abstract
OBJECTIVE: To study the dynamic changes of dry material accumulation and platycodin D content in Platycodon grandiflorum in different planting densities. METHOD: Five different planting densities M1 (4 cm x 25 cm), M2 (6 cm x 25 cm), M3 (8 cm x 25 cm), M4 (10 cm x 25 cm) and M5 (12 cm x 25 cm) were...
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PMID: 19382443
PDF is available here.
PDF is available here.
Abstract
OBJECTIVE: To research the germplasm resources and the contents of senegenin in processing products of Polygala tenuifolia. METHOD: The contents of senegenin in wild Polygala tenuifolia and cultivated samples of Polygala tenuifolia were determined by RP-HPLC, and compared. RESULT: The contents of se...
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PMID: 19382450
PDF is available here.
PDF is available here.
Abstract
Vinasses from the wine industry were treated with different materials to remove colour as a first step for treatment. Peat, several composts and red mud from bauxite refining were evaluated as adsorbents for coloured compounds, and their performances compared to that of activated charcoal. Among the...
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PMID: 19403972
PDF is available here.
PDF is available here.
Abstract
Calotropis procera produces copious amounts of latex, which has been shown to possess several pharmacological properities. Its local application produces intense inflammatory response. In the 10 cases of Calotropis procera -induced keratitis reported here, the clinical picture showed corneal edema w...
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PMID: 19075415
PDF is available here.
PDF is available here.
Abstract
Cassiaindoline is a new dimeric indole alkaloid isolated from Cassia alata L. leaves whose structure was elucidated through spectroscopic analyses. It exhibited analgesic activity at a dosage of 125.0 mg/kg mouse and decreased the number of writhings induced by acetic acid by 49.4%. It also showed a...
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PMID: 19678534
PDF is available here.
PDF is available here.
Abstract
The aerial parts of Satureja spicigera were collected at full flowering stage at Gazvin, Iran. The essential oil was isolated by hydrodistillation and analyzed by a combination of capillary GC and GC-MS. Fourteen compounds were identified, of which carvacrol (53.74%) and thymol (36.03%) were the mai...
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PMID: 19323261
PDF is available here.
PDF is available here.
Abstract
A new natural compound, named 6-O-(3",4"-dimethoxycinnamoyl) catalpol, was isolated from the defatted alcoholic extract of the flowering parts of Buddleja asiatica Lour. (family Scrophulariaceae). Other separated known compounds included steroids (beta-sitosterol, stigmasterol, stigmasterol-O-glucos...
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PMID: 19323260
PDF is available here.
PDF is available here.
Abstract
We studied the potential cardiac effects of two alcohol extracts of commercially available hawthorn using rat cardiomyocytes and measuring calcium transients by real-time fluorescence spectrophotometry. One preparation was a blend of hawthorn flowers, leaves, and berries (extract #1), and the other...
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PMID: 19053860
PDF is available here.
PDF is available here.
Planta Medica (74)15 2008
Abstract
Many cultivars of Rehmannia glutinosa are grown in China for medicinal uses, but detailed agronomic and morphological descriptions are available for only a few. Knowledge of genetic relationships among most of the cultivars is also scanty and poorly documented. Here, cultivars, varieties and some se...
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PMID: 19016403
PDF is available here.
PDF is available here.
Abstract
Screening of the phenolic compounds from seeds, stems, leaves and petals of Catharanthus roseus (L.) G. Don (cv. Little Bright Eye) was achieved by HPLC-DAD-ESI-MS/MS. This is the first detailed study of noncolored phenolics in C. roseus, which allowed the characterization of three caffeoylquinic ac...
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PMID: 18850714
PDF is available here.
PDF is available here.
médecine/sciences (24)11 2008
Abstract
Although secondary plant metabolites provided numerous leads for the development of a wide array of therapeutic drugs, the discovery of new drugs with novel structures has declined in the past few years. Indeed higher plants have a similar evolutionary history and so produce similar metabolites. Sea...
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PMID: 19038097
PDF is available here.
PDF is available here.
Abstract
Current assimilation and remobilization of dry matter during grain filling in wheat subjected to different levels of water deficit during phenological growth stage. The experiment was conducted as split plot. Time of water stress and levels considered as main and sub plots, respectively. water stres...
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PMID: 19205268
PDF is available here.
PDF is available here.
Phytochemistry (69)15 2008
Abstract
Six steroidal glycosides, along with 14 known compounds, were isolated from the underground parts of Trillium erectum L. (Liliaceae). The structures of 1-6 were determined on the basis of extensive spectroscopic analysis, including two-dimensional (2D) NMR data, and a few chemical transformations. T...
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PMID: 18822438
PDF is available here.
PDF is available here.
Phytochemistry (69)15 2008
Abstract
Benzoxazinoids are common defence compounds of the grasses and are sporadically found in single species of two unrelated orders of the dicots. In the three dicotyledonous species Aphelandra squarrosa, Consolida orientalis and Lamium galeobdolon the main benzoxazinoid aglucon is 2,4-dihydroxy-2H-1,4-...
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PMID: 18929374
PDF is available here.
PDF is available here.
Pediatric Emergency Care (24)10 2008
Abstract
Bezoars and foreign bodies are frequently encountered in children with psychiatric disorders. Eating disorder (called pica) occurs predominantly in some high-risk patients such as psychiatric and mentally disabled children. Small-bowel obstruction is an uncommon complication of ingested foreign body...
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PMID: 19240672
PDF is available here.
PDF is available here.
Abstract
We investigated the karyotype's morphometry correlated with Stebbin's symmetric index; the same information has been used for computing the indices resemblance between chromosomes (REC), symmetric indices (SYI), and total form (TF%) which allow the comparison between species and evaluation of karyol...
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PMID: 18618603
PDF is available here.
PDF is available here.
Abstract
Segment membranes from 4 citrus species selected from 4 sections were treated with water to obtain polysaccharides containing pectin. The extracts, which inhibited pancreatic lipase activity in a concentration-dependent manner, were divided into high molecular weight fractions [molecular weight (M.W...
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PMID: 19001774
PDF is available here.
PDF is available here.
Abstract
A developmental validation study based on recommendations of the Scientific Working Group on DNA Analysis Methods (SWGDAM) was conducted on a multiplex system of 10 Cannabis sativa short tandem repeat loci. Amplification of the loci in four multiplex reactions was tested across DNA from dried root,...
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PMID: 18624889
PDF is available here.
PDF is available here.
Abstract
We only abandon the core, then we may get simple processings with the active ingredient contents increasing....
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PMID: 19160786
PDF is available here.
PDF is available here.
Physiologia Plantarum (134)1 2008
Abstract
Cactus spines reduce herbivory, direct water toward roots and reduce the impacts of high- and low-temperature extremes. Yet, shading of stems by spines reduces incident photosynthetic photon flux density (PFD), photosynthesis and growth. This study compared spinescence, PFD interception, stem temper...
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PMID: 18507791
PDF is available here.
PDF is available here.
Analytical Biochemistry (379)2 2008
Abstract
Two-dimensional polyacrylamide gel electrophoresis (2D-PAGE) is the common method of choice for proteomic analysis. By introducing several small changes, a method was developed that not only improved the resolution and reproducibility of 2D-PAGE but also shortened the time of analysis. Precipitation...
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PMID: 18510937
PDF is available here.
PDF is available here.
Abstract
Our results suggest that some fungi show a certain degree of tissue recurrence or specificity, and the composition of endophytic assemblages is not conspicuously influenced by the seasonal factor....
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PMID: 18713350
PDF is available here.
PDF is available here.
Abstract
Jatropha curcas is a drought resistant, perennial plant that grows even in the marginal and poor soil. Raising Jatropha is easy. It keeps producing seeds for many years. In the recent years, Jatropha has become famous primarily for the production of biodiesel; besides this it has several medicinal a...
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PMID: 18691091
PDF is available here.
PDF is available here.
Abstract
Jatropha curcas is a stress--resistant perennial plant growing on marginal soils. This plant is widespread throughout arid and semiarid tropical regions of the world and has been used as a traditional folk medicine in many countries. J.curcas is a source of several secondary metabolites of medicinal...
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PMID: 18691089
PDF is available here.
PDF is available here.
Abstract
In plant shoot meristems, cells with indeterminate fate are separated from determinate organ founder cells by morphological boundaries. Organ founder cells are selected at sites of auxin accumulation. Auxin is channeled between cells via efflux carrier proteins, but influx carriers are needed to con...
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PMID: 18590819
PDF is available here.
PDF is available here.
Veterinary Record (163)2 2008
Abstract
Journal of Chromatography A (1198-1199) 2008
Abstract
20 phenylpropenoid glycerides were synthesized by esterification of glycerol by p-coumaric, ferulic and caffeic acids. Main diagnostic ions in mass spectra and linear temperature programmed retention indices (LTPRI) of trimethylsilyl derivatives of these compounds were determined by GC/MS analysis....
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PMID: 18533164
PDF is available here.
PDF is available here.
Abstract
Kava ( Piper methysticum Forst f., Piperaceae) has anxiolytic properties and the ability to promote a state of relaxation without the loss of mental alertness. The rapid growth of the nutraceutical market between 1998 and 2000 has been stopped by a ban in Europe and Australia because of some suspici...
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PMID: 18540613
PDF is available here.
PDF is available here.
Abstract
The calystegines detected in tubers from 17 Phureja ( S. tuberosum Group Phureja) lines and five Tuberosum ( S. tuberosum Group Tuberosum) cultivars were identified as the A 3 and B 2 structural types. Their concentration in whole tubers was of a similar order of magnitude in both species, as was th...
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PMID: 18533664
PDF is available here.
PDF is available here.
Abstract
Steam explosion technique was used to isolate banana fibrils from banana fiber. The surface polarity of banana fiber, banana fibril, and chemically-treated banana fibril was investigated by ultraviolet/visible spectroscopy using solvatochromic probe dye molecules. The empirical Kamlet-Taft solvatoch...
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PMID: 18533702
PDF is available here.
PDF is available here.
Molecules and Cells (25)4 2008
Abstract
We present evidence for a novel function of OBF4 as a regulator of flowering. We identified CONSTANS (CO), a positive regulator of floral induction, as an OBF4-interacting protein, in a yeast two-hybrid library screen. OBF4 interacts with the B-box region of CO. The abundance of OBF4 mRNA cycles wit...
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PMID: 18587275
PDF is available here.
PDF is available here.
Abstract
Cup a 3 is present in the cytoplasm and walls of cypress pollen grains during the air dispersion and hydration stages. The abundance of Cup a 3 in pollen grains under polluted air conditions indicates that these cypresses intensify their activity as a defense from environmental pollution, thus stren...
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PMID: 18681086
PDF is available here.
PDF is available here.
Abstract
OBJECTIVE: To study the ecological environments of Atractylodes lancea by biomass structural analysis. METHOD: Through the scientific investigation in Maoshan, the sampling spots were set up, the relation between growth and ecological environments was researched and the ecological environments of A....
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PMID: 18837303
PDF is available here.
PDF is available here.
Abstract
OBJECTIVE: To isolate and elucidate the chemical constituents with the cytotoxicity activity from the rhizome of Actaea asiatica. METHOD: The chemical constituents were isolated by repeated column chromatography (Toyopearl HW40C and preparative HPLC) and the structure of compound 1 was elucidated by...
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PMID: 18837314
PDF is available here.
PDF is available here.
Bioresource Technology (99)10 2008
Abstract
The impact of filter mud (FM) on the germination of sugarcane (Saccharum spp.), guar (Cyamopsis tetragonoloba), maize (Zea mays), groundnut (Arachis hypogaea) and sesame (Sesamum indicum), and the nitrogen content of soil and sugarcane were investigated. Experiments were set up in 2004 at the Kenana...
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PMID: 17945488
PDF is available here.
PDF is available here.
Abstract
High-quality total RNA was extracted using a cethyltrimethylammonium bromide-containing buffer followed by an acid guanidium thiocyanate-phenol-chloroform treatment from recalcitrant plant tissues such as tree leaves (pine, Norway spruce, ginkgo, Japanese cedar, rose), flowers (rose, Lotus japonicus...
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PMID: 18603812
PDF is available here.
PDF is available here.
Archives of Oral Biology (53)6 2008
Abstract
MIC and the bactericidal concentrations were identical, for each evaluated extract. However, microbes of artificial biofilms were less sensitive to the extracts than the planktonic strains. A. cymbifera extract induced the highest bactericidal effect against all tested bacteria, followed by C. nucif...
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PMID: 18243157
PDF is available here.
PDF is available here.
Abstract
We collected aerial and surficial litter of the three species once a month and belowground litter once every 2 months. We used the litterbag method to quantify litter decomposition at the aerial, surficial and belowground positions for the three species. Yearly averaged litter mass in the Spartina s...
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PMID: 18327617
PDF is available here.
PDF is available here.
Abstract
Hypericum perforatum is a perennial medicinal plant known as "St. John's wort" in Western Europe and has been used in the treatment of several diseases for centuries. In the present study, morphologic, phenologic and population variability in pseudohypericin and hyperforin concentrations among H. pe...
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PMID: 18713425
PDF is available here.
PDF is available here.
Abstract
This review focuses on the potential advantages and disadvantages of forages such as switchgrass (Panicum virgatum), and two small grains: sorghum (Sorghum bicolor), and wheat (Triticum aesitvum), as feedstocks for biofuels. It highlights the synergy provided by applying what is known from forage di...
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PMID: 18205019
PDF is available here.
PDF is available here.
Abstract
In MR images of porous organic samples (such as roots or wood) in water media, the sample is often surrounded by a bright ring, with a corresponding decreased T1 value in T1 maps. When the medium is removed, or contrast agents are added, the ring disappears, indicating that the signal does not origi...
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PMID: 18316216
PDF is available here.
PDF is available here.
Plant Journal (54)3 2008
Abstract
We utilized a proteomics-based approach with isolated trichomes of four different sweet basil (Ocimum basilicum L.) lines possessing very different metabolite profiles to clarify the regulation of metabolism in this single cell type. Significant differences in the distribution and accumulation of th...
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PMID: 18248593
PDF is available here.
PDF is available here.
Plant Journal (54)4 2008
Abstract
We review the literature on the biochemistry of trichomes and consider the attributes that might make them highly useful targets for plant metabolic engineering....
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PMID: 18476873
PDF is available here.
PDF is available here.
Journal of Neuroscience (28)17 2008
Abstract
We determined that the active component of cowhage, termed mucunain, is a novel cysteine protease. We isolated mucunain and demonstrate that both native and recombinant mucunain evoke the same quality of itch in humans. We also show that mucunain is a ligand for protease-activated receptors two and...
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PMID: 18434511
PDF is available here.
PDF is available here.
Abstract
The aim of the present study was to determine and compare the clinical, hematological, biochemical and histopathological changes induced by cyanide, thiocyanate and chokecherry (Prunus virginiana) in goats. Sixteen Boer-Spanish cross-bred female goats were divided into four treatment groups: (1) con...
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PMID: 17631662
PDF is available here.
PDF is available here.
Abstract
We have characterized RFL by knockdown of its expression and by its ectopic overexpression in transgenic rice. We find that reduction in RFL expression causes a dramatic delay in transition to flowering, with the extreme phenotype being no flowering. Conversely, RFL overexpression triggers precociou...
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PMID: 18305171
PDF is available here.
PDF is available here.
Abstract
The chemical composition of the essential oils of Laurus nobilis, Juniperus oxycedrus ssp. oxycedrus, Thuja orientalis, Cupressus sempervirens ssp. pyramidalis, Pistacia palaestina, Salvia officinalis, and Satureja thymbra was determined by GC/MS analysis. Essential oils have been evaluated for thei...
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PMID: 18357554
PDF is available here.
PDF is available here.
Abstract
OBJECTIVE: To study the extraction flavonoids distribution in different parts of Prunella vulgaris from different populations. METHOD: The optimal extraction condition was selected by response surface method (RSM). The amounts of flavonoids were determined by colorimetric method. RESULT: The optimum...
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PMID: 18590192
PDF is available here.
PDF is available here.
Abstract
Radix Codonopsis an edible Chinese herb, is resourceful and distributed widely in China. The research on its germplasm resources and utilization has been reviewed in this paper. For germplashm resources, the works of collection, arrangement, evaluation and the selected breeding need to be carried ou...
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PMID: 18536387
PDF is available here.
PDF is available here.
Abstract
The essential oil from the cones of Pinus koraiensis was prepared after removing the seeds, and its chemical composition analyzed using gas chromatography-mass spectrometry (GC-MS). Hydrodistillation of the P. koraiensis cones yielded 1.07% (v/w) of essential oil, which was almost three times the am...
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PMID: 18388468
PDF is available here.
PDF is available here.
Planta Medica (74)2 2008
Abstract
We have evaluated the antiproliferative effects of a novel triterpenoid, 25-methoxyhispidol A, isolated from the fruit of P. trifoliata against SK-HEP-1 human hepatocellular carcinoma cells. Flow cytometric analysis indicated that 25-methoxyhispidol A arrests the cell cycle in the G1 phase at the ea...
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PMID: 18219600
PDF is available here.
PDF is available here.
Abstract
Aquatic Toxicology (86)1 2008
Abstract
Trace metal accumulation and thiol compounds synthesis as induced by cadmium exposure was studied in the seagrass Thalassia testudinum. Shoots were exposed for 24, 48, 96 and 144 h to several CdCl(2) concentrations (0, 30, 50 and 70 microM). Levels of cadmium, cysteine, glutathione (GSH), gamma-glut...
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PMID: 18031838
PDF is available here.
PDF is available here.