| the root-nodule symbiosis between sarothamnus scoparius l. and its microsymbionts. | when nitrogen fixing root nodules are formed, sarothamnus scoparius (broom) is inoculated with its microsymbionts. nodules studied under light and electron microscopy exhibited typical indeterminate nodule histology with apical, persistent meristem, age gradient of nodule tissues, and open vascular bundles, and also with some particular features such as: the presence of mitotic activity in the infected meristematic cells, lack of infection threads, distribution of bacteria by process of host cel ... | 2001 | 11816984 |
| determination of genistein in the turkish genista l. species by lc-ms. | in this study, genista species growing in turkey were analysed for their total and free genistein content by using lc-ms method. the highest amount of total and free genistein was found in genista tinctoria as 1.05% and 0.27% respectively and trace amount in g. libanotica. total and free genistein content of the aerial parts of other genista species varied from 0.01 to 0.18% and from 0.01 to 0.13% respectively. | 2003 | 12967030 |
| phenotypic and genomic characteristics of rhizobia isolated from genista tinctoria root nodules. | forty three rhizobial strains isolated from root nodules of genista tinctoria growing in england, ukraine, and poland were compared with 21 representatives of the recognized rhizobial species and two unclassified bradyrhizobium sp. (lupinus) strains by performing a numerical analysis of 102 phenotypic features and with the reference bradyrhizobia by simplified aflp analysis with one restriction enzyme psti and one selective primer psti-a. all genista tinctoria microsymbionts were slow-growing br ... | 2004 | 15612629 |
| genista tinctoria hairy root cultures for selective production of isoliquiritigenin. | hairy root cultures were established after inoculation of genista tinctoria in vitro shoots with agrobacterium rhizogenes, strain atcc 15834. in transformed roots of g. tinctoria grown in schenk-hildebrandt medium without growth regulators the biosynthesis of isoflavones, derivatives of genistein and daidzein, and flavones, derivatives of luteolin and apigenin, characteristic for the intact plant, was completely inhibited. the only compound synthesized in g. tinctoria hairy roots was isoliquirit ... | 2005 | 16402547 |
| phylogeny of nodulation genes and symbiotic properties of genista tinctoria bradyrhizobia. | pairwise comparisons of genista tinctoria (dyer's weed) rhizobium noda, nodc, and nodz gene sequences to those available in databanks revealed their highest sequence identities to nodulation loci of bradyrhizobium sp. (lupinus) strains and rhizobia from other genistoid legumes. on phylogenetic trees, genistoid microsymbionts were grouped together in monophyletic clusters, which suggested that their nodulation genes evolved from a common ancestor. g. tinctoria nodulators formed symbioses not only ... | 2006 | 16802175 |
| genista sessilifolia dc. and genista tinctoria l. inhibit uv light and nitric oxide-induced dna damage and human melanoma cell growth. | many genista species (leguminosae), containing isoflavones as biologically active substances, show interesting biological properties such as hypoglycemic, antiinflammatory, antiulcer, spasmolytic, antioxidant, estrogenic and cytotoxic activity against different human cancer cell lines. in this work, we describe the chemical composition of the methanolic extracts from aerial parts of genista sessilifolia dc. and genista tinctoria l., and their biological activity testing the effect on pbr322 dna ... | 2009 | 19497419 |
| genista tinctoria microsymbionts from poland are new members of bradyrhizobium japonicum bv. genistearum. | the phylogeny and taxonomic position of slow-growing genista tinctoria rhizobia from poland, ukraine and england were estimated by comparative 16s rdna, atpd, and dnak sequence analyses, pcr-rflp of 16s rdna, dna g+c content, and dna-dna hybridization. each core gene studied placed the g. tinctoria rhizobia in the genus bradyrhizobium cluster with unequivocal bootstrap support. g. tinctoria symbionts and bradyrhizobial strains shared 96-99% similarity in 16s rdna sequences. their similarity for ... | 2010 | 20452160 |
| recurring weather extremes alter the flowering phenology of two common temperate shrubs. | the aim of this study is to explore the effects of heavy rain and drought on the flowering phenology of two shrub species genista tinctoria and calluna vulgaris. we conducted a field experiment over five consecutive years in central europe, applying annually recurring extreme drought and heavy rain events on constructed shrubland communities and recorded the flowering status. further, we correlated spring temperature and precipitation with the onset of flowering. both species showed a response t ... | 2013 | 22895652 |
| ethnopharmacological studies of indigenous medicinal plants in the south of kerman, iran. | the aim of this study was to collect and document information concerning the medicinal plants used by indigenous people and traditional healers in the south of kerman province, iran. | 2017 | 28167292 |
| elucidation of the inhibitory effect of phytochemicals with kir6.2 wild-type and mutant models associated in type-1 diabetes through molecular docking approach. | among all serious diseases globally, diabetes (type 1 and type 2) still poses a major challenge to the world population. several target proteins have been identified, and the etiology causing diabetes has been reasonably well studied. but, there is still a gap in deciding on the choice of a drug, especially when the target is mutated. mutations in the kcnj11 gene, encoding the kir6.2 channel, are reported to be associated with congenital hyperinsulinism, having a major impact in causing type 1 d ... | 2014 | 25705171 |
| application of hydrophilic interaction liquid chromatography for the quantification of flavonoids in genista tinctoria extract. | hydrophilic interaction chromatography (hilic) was employed to investigate chromatographic behavior of selected flavonoids from their different subgroups differing in polarity. chromatographic measurements were performed on two different hilic columns: unmodified silica (atlantis-hilic) and zwitterionic sulfoalkylbetaine (sequant zic-hilic). separation parameters such as content and type of organic modifier were studied. on zic column retention factors were observed to be inversely proportional ... | 2016 | 27433372 |
| comparative polyphenolic content and antioxidant activities of genista tinctoria l. and genistella sagittalis (l.) gams (fabaceae). | the aim of this study was focused on the polyphenolic composition and antioxidant capacity of genista tinctoria l. and genistella sagittalis (l.) gams. a qualitative and quantitative characterization of the main phenolic compounds from the extracts were carried out using a hplc-ms method. the total polyphenolic and flavonoid content was spectrophotometrically determined. the antioxidant activity towards various radicals generated in different systems was evaluated usingdpph bleaching method, tro ... | 2016 | 27005507 |
| the production of isoflavonoids in genista tinctoria l. cell suspension culture after abiotic stressors treatment. | the increased content of isoflavonoids in dry cell suspension and nutrient medium was observed after application of electric current and agno3 on genista tinctoria l. cultures in vitro. the highest content of genistin (1.7 mg g(- 1) dw - dry weight) was measured in the dry cell suspension culture after 30 min elicitation of 10 v and 6 h cultivation and daidzein content (3.5 mg g(- 1) dw) was measured after 60 min elicitation of 5 v and 24 h cultivation. in the case of agno3 elicitation, the cont ... | 2014 | 25050873 |
| effect of ultrasound on the isoflavonoid production in genista tinctoria l. suspension cultures. | application of ultrasound (us) to biotechnology is relatively new but several processes that take place in the presence of cells or enzymes are activated by ultrasonic waves. genista tinctoria l. (fabaceae) is rich on various kind of flavonoids, including isoflavones with valuable estrogenic activity. | 2014 | 24991122 |
| influence of genista tinctoria l. or methylparaben on subchronic toxicity of bisphenol a in rats. | to evaluate the influence of an extract of genista tinctoria l. herba (gt) or methylparaben (mp) on histopathological changes and 2 biomarkers of oxidative stress in rats subchronicly exposed to bisphenol a (bpa). | 2014 | 24625398 |
| the endemic genista versicolor from sierra nevada national park in spain is nodulated by putative new bradyrhizobium species and a novel symbiovar (sierranevadense). | genista versicolor is an endemic legume from sierra nevada national park which constitutes one of the unesco-recognized biosphere reserves. in the present study, a collection of strains nodulating this legume was analysed in characteristic soils of this ecosystem. most strains nodulating g. versicolor belonged to rrs group i within the genus bradyrhizobium and only one strain, named gv137, belonged to rrs group ii from which only a single species, b. retamae, has been described in europe to date ... | 2014 | 24268094 |
| [dyer's greenweed (genista tinctoria l.): constituents and biological activity]. | the paper aims to specify all important active principles in the herb genista tinctoria which exert different biological activities. it also mentions the methods of chemical evaluation of these substances. | 2011 | 21650007 |
| hplc-dad-ms analysis of dyes identified in textiles from mount athos. | organic colorants contained in 30 textiles (16th to early 20th century) from the monastery of simonos petra (mount athos) have been investigated using high-performance liquid chromatography equipped with diode-array detection and mass spectrometry (hplc-dad-ms). the components of natural dyes identified in samples treated by the standard hcl dyestuff extraction method were: alizarin, apigenin, butein, carminic acid, chrysoeriol, dcii, dciv, dcvii, ellagic acid, emodin, fisetin, flavokermesic aci ... | 2011 | 21271239 |
| [genista tinctoria in vitro]. | the paper deals with the effects of different growth regulators on the growth of the culture and production of isoflavonoids in the cultivation of the callus culture genista tinctoria on ms medium under varying light regimens. of the regulators tested, the highest growth of the culture was found when using bap 10 mg/l under continuous lighting. with the use of bap 0.1 mg/l and under normal light regimen, the production of genistine and daidzenin was even higher than in the intact plant. of the f ... | 2007 | 17432278 |
| application of the aflp method to differentiate genista tinctoria microsymbionts. | the high-resolution amplified fragment length polymorphism technique (aflp), with single psti restriction endonuclease and two selective primers (psti-g and psti-gc), was used for genomotyping and study of the genomic relationships between genista tinctoria microsymbionts sampled in england, poland, and ukraine. out of 906 amplification products obtained with both selective primers, 537 markers were polymorphic and could be used to differentiate studied nodule isolates. cluster analysis, based o ... | 2006 | 17325445 |
| complete elimination of hostplant quinolizidine alkaloids by larvae of a polyphagous lycaenid butterfly, callophrys rubi. | caterpillars of the lycaenid butterfly callophrys rubi accept a variety of hostplants. when fed inflorescences or leaves of genista tinctoria (a natural hostplant) or lupinus polyphyllus (a non-host), the larvae completely eliminate quinolizidine alkaloids ingested from their food in their frass. no alkaloids are stored. infestation by the parasitoid wasp distatrix sancus (braconidae) did not affect alkaloid elimination. the presence of an effective anti-toxin system is discussed with reference ... | 1993 | 28313683 |
| pharmacognostical researches for the therapeutic use of genista tinctoria. | | 1981 | 17401952 |