解剖学和形态学
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牙科,口腔外科和医学
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abstract::Leaf mesophyll protoplasts isolated from pea (Pisum sativum L.) genotypes Century and PI244253 showed transient expression of β-glucuronidase (GUS) when electroporated with plasmid DNA containing various promoter-leader sequence constructs driving the GUS gene. The optimum conditions for transient expression were: usi...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00232127
更新日期:1990-06-01 00:00:00
abstract::Twenty five clones from a carrot genomic library were used as probes to detect variations in the 5-methyl-cytosine pattern during somatic embryogenesis. The majority of them evidenced an invariant pattern. With two clones however, differences were found between the adulttype DNA pattern and the embryonic one. The leve...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272097
更新日期:1990-05-01 00:00:00
abstract::Axillary buds from 5 genotypes of mulberry belonging to 4 species were cultured on modified MS basal medium. A total of 30 media combinations were tried for all the genotypes. The response of axillary buds and the requirement for growth regulators varied with genotype. In Morus indica BAP (0.25-0.5 mg/l), and in M. al...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272107
更新日期:1990-05-01 00:00:00
abstract::Shoot and leaf segments of a non-regenerable Medicago sativa L. genotype were cocultivated with the "shooty" mutant of Agrobacterium tumefaciens carrying the pGV 2206 plasmid. Transformed callus lines were selected and regenerated on the hormone free B5 medium. Southern blot analysis demonstrated integration of T-DNA ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269987
更新日期:1990-04-01 00:00:00
abstract::The effect of various inhibitors on differentiation (shoot morphogenesis) in callus cultures of Brassica, Datura and Nicotiana has been investigated. Hormone medium without any inhibitor (control), resulted in 6% shoot formation. Addition of inhibitors such as actinomycin D, cordycepin, abscisic acid, trigonelline and...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00270062
更新日期:1990-03-01 00:00:00
abstract::Arabidopsis thaliana protoplasts, isolated from a cell suspension, regenerated cell walls and then exhibited sustained cell divisions. Within 10 days after isolation as many as 40% of the protoplast-derived cells divided. Protoplast-derived calli exhibited a wide range of developmental responses, including apparent em...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00820203
更新日期:1990-01-01 00:00:00
abstract::Time-course changes in anthocyanin accumulation, phenylalanine ammonia-lyase activity and chalcone synthase activity were examined in roselle callus tissues incubated under different culture conditions. Phenylalanine ammonia-lyase activity was not affected by either the kind of auxin supplemented to the medium or ligh...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269050
更新日期:1989-12-01 00:00:00
abstract::Cell suspension cultures of bean (Phaseolus vulgaris) cv. Imuna accumulated isoflavonoid phytoalexins on exposure to elicitor from the phytopathogenic fungus Colletotrichum lindemuthianum (CL). This was preceeded by rapid increases in the activities of phenylalanine ammonia-lyase (PAL) and chalcone synthase (CHS). How...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269060
更新日期:1989-12-01 00:00:00
abstract::Grapefruit (Citrus paradisi) tissue cultures were examined for qualitative and quantitative changes in flavanone-neohesperidoside content during somatic embryogenesis. Embryos cultured in vitro contain naringin and a rhamnosyl-transferase activity which is capable of rhamnosylating position 2 on the flavanone glucosid...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00270076
更新日期:1989-10-01 00:00:00
abstract::Leaf explants ofKalanchoe laciniata were cocultivated for different days (2, 4, 6 and 8 days) with disarmedAgrobacterium tumefaciens strains A208SE, GV3111SE and EHA101 carring a binary vector pROA93. The vector contains a cauliflower mosaic virus 35S promotor which drives the coding sequence of neomycin phosphotransf...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00716668
更新日期:1989-06-01 00:00:00
abstract::Protoplasts isolated from cell suspensions of albinoMedicago borealis andM. sativa were fused chemically, using two methods, and electrically. Although a small scale method of chemical fusion gave the highest fusion frequency, electrofusion was the superior technique on the basis of throughput of green somatic hybrid ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00735772
更新日期:1989-05-01 00:00:00
abstract::Transgenic calli of Pharbitis nil which grow in the presence of kanamycin were obtained by introduction of plasmid pBI121, which carries kanamycin resistance and the gene for beta-glucuronidase. The calli were shown to have fragments of vector DNA in their genome and high levels of beta-glucuronidase activity. This is...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00274124
更新日期:1989-05-01 00:00:00
abstract::Compact, friable and embryogenic calli were initiated from immature inflorescences and young leaf bases of one week old seedlings of Paspalum scrobiculatum cultured on MS medium supplemented with 2,4-D. A stable, embryogenic suspension culture was initiated from these calli and maintained in a liquid version of the sa...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00274134
更新日期:1989-05-01 00:00:00
abstract::Plant regeneration from immature embryos of peanut (Arachis hypogaea L.) can be accomplished through somatic embryogenesis. The highest frequency of somatic embryo formation occurred on B5 medium plus 0.5-1.0 mg/l picloram. Shoots and plants developed from the somatic embryos only after extended culture on basal mediu...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00778536
更新日期:1989-04-01 00:00:00
abstract::The ample supply of O2 proved to be of great importance for berberine production in cell suspension culture ofThalictrum minus, as the specific O2 consumption rate of berberine-producing cells was twice as high as that of non-producing cells. Furthermore, berberine yield increased with increases in the volumetric O2 t...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00778546
更新日期:1989-04-01 00:00:00
abstract::Suspension cultured cells of the moss, Barbula unguiculata, grow actively in both light and dark culture. Light-grown cells contain chlorophyll and exhibit an undifferentiated callus form. When cells are transferred to a dark condition, they develop into protonemata. Protonemata formation in the dark can be inhibited ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272039
更新日期:1989-03-01 00:00:00
abstract::It has been reported that long term cell cultures from maize endosperms are not completely de-differentiated, maintaining some tissue-specific synthesis. We analyzed the expression of zein (the major storage protein of maize seeds) in cultures derived from wildtype and opaque-2 maize endosperms. In wildtype cultures, ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272049
更新日期:1989-03-01 00:00:00
abstract::Ethylene emanation rates were assessed from leaf tissues of an embryogenic seed plant (Cycle 0) and regeneration cycle plants selected for enhanced embryogenesis (Cycles I, II and IV). In all experiments, ethylene was assessed from the basal 1 cm portion of the innermost leaf. Ethylene emanation was five-fold higher i...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272059
更新日期:1989-03-01 00:00:00
abstract::Protoplasts isolated from embryogenic callus cultures derived from immature embryos ofZea mays L. are suitable for analysis of transient gene expression using electroporation-mediated DNA transfer. Expression of introduced genes is comparable to the levels obtained with protoplasts from Black Mexican Sweet suspension ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00716827
更新日期:1989-03-01 00:00:00
abstract::The hybridity of eleven somatic hybrids between a diploidS. tuberosum and a diploidS. phureja clone could be verified because the parent karyotypes differed in their C-banding patterns. The hybrids were hypotetraploid and some carried structurally rearranged chromosomes and/or minute centric fragments. The nucleolar c...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00716844
更新日期:1989-02-01 00:00:00
abstract::Protoplasts were isolated from embryogenic callus ofAbies alba L. which originated from immature seeds. The protoplasts were immobilized in alginate beads in order to follow the development of single protoplasts.Surrounding culture medium was modified from Kao and Michayluk (1975). After cell wall regeneration subsequ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00716854
更新日期:1989-02-01 00:00:00
abstract::Exposure of Arabidopsis thaliana L. to an acclimation temperature (+4°C) results in a rapid increase of frost tolerance from -3°C to -7°C. This increase could be correlated to changes in soluble protein pattern. Analysis of in vitro translation products from isolated mRNA suggests that induction acts at the transcript...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272740
更新日期:1988-12-01 00:00:00
abstract::In vitro culture of pineapple (Ananas comosus) was studied to determine the efficiency of axillary bud culture for rapid propagation of several cultivars. The technique used maximizes the success rate of various steps in the production of pineapple plants. Rapid mass multiplication of plantlets started 9 months after ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272750
更新日期:1988-12-01 00:00:00
abstract::A genetic test was performed on seeds from 283 transgenic tobacco plants obtained by T-DNA transformation. Seeds from self-fertilized transgenic plants were germinated on kanamycin-containing medium, and the percentage of seeds which germinated, as well as the ratio of kanamycin-resistant to kanamycin-sensitive seedli...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272760
更新日期:1988-12-01 00:00:00
abstract::Hypocotyl explants of three leguminous forest tree species, Albizia amara, A. lucida and A. richardiana, have differentiated shoot buds on B5 basal medium. Maximum number of shoots per explant developed on basal medium augmented with 2,4-D (0.1 μM) in A. amara (2) and BA (10 μM) for both A. lucida (2) and A. richardia...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269518
更新日期:1988-10-01 00:00:00
abstract::Rice protoplasts (Oryza sativa L. v Taipei 309) have been transformed to kanamycin resistance following uptake of pCaMVNEO induced by electroporation, PEG and PEG combined with electroporation. Protoplast-derived colonies selected on medium containing 100 μg/ml of kanamycin expressed NPTII activity, and contained DNA ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269528
更新日期:1988-10-01 00:00:00
abstract::A method has been devised which allows the rapid production of fine suspension cultures of small aggregate size from suspension cultures of large average aggregate size, such as those of Capsicum frutescens. The method, which uses a Waring blender for aseptic homogenisation of cultures, has also been shown to be effec...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269538
更新日期:1988-10-01 00:00:00
abstract::The growth of Distichlis spicata suspension cultures in LS medium without NaCl was inhibited 54% by 2 mM proline. In medium containing 260 mM NaCl, 10 mM proline inhibited growth by only 22%. The uptake and metabolism of 10 mM L-[1-(13)C] proline was followed by (13)C NMR and ninhydrin analyses of suspensions cultured...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269924
更新日期:1988-08-01 00:00:00
abstract::Sugarcane cell suspensions were initiated from leaf callus and sub-cultured every 7 to 10 days by alternate transfer to MS based medium with 3.0 and 1.0 mg 1(-1)2,4-D. Suspensions older than 3 months gave the most reproducible yields of protoplasts. Isolated protoplasts required 50 mM Ca(2+) in the washing solution an...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269934
更新日期:1988-08-01 00:00:00
abstract::Plants were regenerated from leafy spurge (Euphorbia esula L.) cell suspensions obtained from stem callus. A North Dakota accession was highly regenerable, but two accessions from Oregon and Austria formed only a few plantlets. Organogenesis occurred in media without growth regulators, under fluorescent lights (30 to ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272536
更新日期:1988-06-01 00:00:00
abstract::Cotyledons from aseptically grown seedlings of sainfoin (Onobrychis viciifolia Scop.) were used as explant material to grow callus tissue for periods of 21 and 31 days. The formation of cells containing condensed tannins was induced by adding a range of BAP concentrations to an mB5 culture medium containing 2,4-D. Aft...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269314
更新日期:1988-05-01 00:00:00
abstract::A procedure has been developed for the clonal propagation of Picrorhiza kurroa Royle ex Benth. through shoot tip culture. Murashige and Skoog's medium (1962) supplemented with kinetin (3.0 to 5.0 mg/l) supported rapid proliferation of multiple shoots from the explants. Addition of indole-3-acetic acid (1.0 mg/l) to th...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269324
更新日期:1988-05-01 00:00:00
abstract::Independent carrot (Daucus carota) hairy root lines were established by inoculation of discs taken from the same carrot with Agrobacterium rhizogenes 8196 and A. tumefaciens C58C1(pRi8196) carrying pRi8196. Several lines were compared with respect to T-DNA length. One of them was found to have integrated sequences cov...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00270112
更新日期:1988-03-01 00:00:00
abstract::Chrysosplenium americanum (Saxifragaceae) accumulates a variety of partially O-methylated flavonol glucosides. Because of the semi-aquatic nature of this plant and its extensive contamination with endogenous organisms, the initiation of shoot and callus cultures could only be achieved after (a) using a special surface...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00270122
更新日期:1988-03-01 00:00:00
abstract::Six sugarbeet (Beta vulgaris L.) lines (GWI-248, SPB-11, MonoHy 55, SMS-1, EL45 and FC607) were tested for regeneration. Shoot cultures were initiated in vitro from naked, sterilized embryos obtained from mature seed. Excised petioles from cultured shoots were plated on Gamborg's B5 medium and four modified Murashige ...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272972
更新日期:1988-01-01 00:00:00
abstract::Hypocotyl explants of 1 and 10 mm lengths were excised from 12-day-old in vitro-grown seedlings of Albizia richardiana. The larger pieces, after 40 days of culture, developed shoots along with green calli on B5 + BAP (10(-7)-10(-5)M), while the smaller segments produced only green calli on B5+BAP (10(-7)-10(-4)M) medi...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272982
更新日期:1988-01-01 00:00:00
abstract::Quaternary benzophenanthridine alkaloids (sanguinarine, chelerythrine, chelirubine, chelilutine and macarpine) are specifically induced by cell wall components of Penicillium and Saccharomyces in a colorless strain of Eschscholtzia californica cell suspension cultures. Classical elicitors such as the Phytophthora mega...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272770
更新日期:1987-12-01 00:00:00
abstract::Hairy root culture of Ginseng (Panax ginseng) was established after roots were induced on callus following infection with Agrobacterium rhizogenes. The transformed cultures of ginseng could be subcultured as an axenic root culture in the absence of phytohormones, and grew with extensive lateral branches more rapidly t...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272780
更新日期:1987-12-01 00:00:00
abstract::Protoplasts isolated from mesophyll cells of Eruca sativa Lam., cultured on suitable medium, underwent sustained cell divisions to form calli. The plating efficiency was found to be 0.4%. The protoplast-derived calli subsequently produced plantlets through organogenesis (15.71%) and somatic embryogenesis (11.25%). Reg...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00272790
更新日期:1987-12-01 00:00:00
abstract::The rooting capacities of tips of seedling, juvenile and mature shoots of Sequoiadendron giganteum were compared on different rooting media (inductive and expressive media) after passage on an elongating medium. None of the cuttings rooted when continuously kept on medium containing the auxin NAA and vitamin D2. Perox...
journal_title:Plant cell reports
pub_type: 杂志文章
doi:10.1007/BF00269555
更新日期:1987-10-01 00:00:00