Studies of chloroplast development in four maize mutants defective in chlorophyll biosynthesis.

abstract：:We have isolated two stable variants from a crown-gall teratoma tissue of tobacco (Nicotiana tabacum L.) transformed by Agrobacterium tumefaciens strain A66, a mutant of the virulent A6 strain containing an insertion sequence in the tumor-inducing (Ti) plasmid at the locus coding for auxin biosynthesis. Normally tobac...

journal_title：Planta

authors： Pengelly WL,Vijayaraghavan SJ,Sciaky D

更新日期：1986-11-01 00:00:00

abstract：:In the course of the life cycle of synchronized Euglena gracilis (14: 10 h light-dark cycles) two separate peaks of plastidial DNA synthesis appear. A first maximum (stage I) occurs 1 to 2 hours, after initiation of the light period, the second maximum (stage II) 9 to 10 hours after beginning of the light period. The ...

journal_title：Planta

authors： Brandt P

更新日期：1975-01-01 00:00:00

abstract：MAIN CONCLUSION:This study confirms a high level of metabolic resistance to the herbicide chlorsulfuron, inherited by a single dominant gene in a sorghum genotype (GL-1). Chlorsulfuron, an acetolactate synthase (ALS)-inhibitor, effectively controls post-emergence grass and broadleaf weeds but is not registered for use ...

journal_title：Planta

authors： Pandian BA,Sathishraj R,Prasad PVV,Jugulam M

更新日期：2021-01-23 00:00:00

abstract：:Isoelectric focusing of the membrane polypeptides derived from castor bean (Ricinus communis L.) endosperm glyoxysomes and endoplasmic reticulum reveals a close similarity in the composition of these membranes, consistent with a developmental relationship between the organelles. ...

journal_title：Planta

authors： Brown RH,Bowden L,Lord LM

更新日期：1976-01-01 00:00:00

abstract：:Lipid accumulation during pollen and tapetal development was studied using cryostat sections of unfixed anthers from Brassica napus (rapeseed). Diamidino-2-henylindole (DAPI), a DNA fluorochrome, was used to stain the pollen nuclei in order to identify ten stages of pollen development in Brassica. Storage lipids (i.e....

journal_title：Planta

authors： Evans DE,Taylor PE,Singh MB,Knox RB

更新日期：1992-02-01 00:00:00

abstract：:O2-uptake and CO2-release by a chlorophyll-free, carotenoid-containing mutant of Chlorella vulgaris increase on addition of Na-glycolate by factors of 4-5 and 5-6, respectively (Fig. 1). In an enzyme preparation of that alga (sonification, centrifugation, precipitation with 0-30% (NH4)2SO4, dialysis) activity of glyco...

journal_title：Planta

authors： Kowallik W,Schmid GH

更新日期：1971-09-01 00:00:00

abstract：:The influence of nucleoside triphosphates in relation to divalent cations on RNA synthesis of cells from a suspension culture from parsley was investigated. The data obtained from experiments with isolated nuclei and with an in vitro system with highly purified RNA polymerase I were compared with a chromatin-bound nuc...

journal_title：Planta

authors： Grossmann K,Haschke HP,Seitz HU

更新日期：1981-08-01 00:00:00

abstract：:Preharvest aflatoxin contamination has been identified by the peanut industry as a serious issue in food safety and human health because of the carcinogenic toxicity. Drought stress is the most important environmental factor exacerbating Aspergillus infection and aflatoxin contamination in peanut. The development of d...

journal_title：Planta

authors： Guo BZ,Xu G,Cao YG,Holbrook CC,Lynch RE

更新日期：2006-02-01 00:00:00

abstract：:In crude extracts from the primary leaf of wheat seedlings, Triticum aestivum L., cv. Olympic, maximum proteinase activity, as determined by measuring the rate of release of amino nitrogen from ribulose-bisphosphate carboxylase (RuBPCase), was found to be obtained only when EDTA and L-cysteine were included in the ext...

journal_title：Planta

authors： Peoples MB,Dalling MJ

更新日期：1978-01-01 00:00:00

abstract：:The differentiation of phloem anastomoses linking the longitudinal vascular bundles has been studied in stem internodes of Cucurbita maxima Duchesne, C. pepo L. and Dahlia pinnata Cav. These anastomoses comprise naturally occurring regenerative sieve tubes which redifferentiate from interfascicular parenchyma cells in...

journal_title：Planta

authors： Aloni R,Barnett JR

更新日期：1996-04-01 00:00:00

abstract：:The giant cells of the petiolar hairs of Heracleum mantegazzianum contain cytoplasmic fibres that are readily visible with phase contrast or interference contrast optics. These fibres are associated with saltatory particle movement and protoplasmic streaming in this cell and are believed to be the living image of simi...

journal_title：Planta

authors： O'Brien TP,McCully ME

更新日期：1970-03-01 00:00:00

abstract：:The relative contributions made by the L-arginine/agmatine/N-carbamoylputrescine/putrescine and the L-ornithine/putrescine pathways to hyoscyamine formation have been investigated in a transformed root culture of Datura stramonium. The activity of either arginine decarboxylase (EC 4.1.1.19) or ornithine decarboxylase ...

journal_title：Planta

authors： Robins RJ,Parr AJ,Walton NJ

更新日期：1991-01-01 00:00:00

abstract：:Earlier experiments (T.D. Brock 1975, Planta124, 13-23) addressed the question whether the fungus of the lichen thallus might enable the algal component to function when moisture stress is such that the algal component would be unable to function under free-living conditions. It was concluded that the liberated phycob...

journal_title：Planta

authors： Lange OL,Pfanz H,Kilian E,Meyer A

更新日期：1990-10-01 00:00:00

abstract：:Protoplasts prepared from the upper epidermis of tobacco (Nicotiana tabacum L.) leaves produce tubular structures which are highly fluorescent in the presence of Calcofluor white. The presence of Ca(2+) in the incubation medium appears to be necessary for the production of these fibers. A commercial cellulase preparat...

journal_title：Planta

authors： Fannin FF,Shaw JG

更新日期：1983-11-01 00:00:00

abstract：MAIN CONCLUSION:Mitogen-activated protein kinases seem to mark genes which are set up to be activated in daughter cells and thus they may play a direct role in cellular patterning during embryogenesis. Embryonic patterning starts very early and after the first division of zygote different genes are expressed in apical ...

journal_title：Planta

authors： Winnicki K,Żabka A,Polit JT,Maszewski J

更新日期：2018-08-01 00:00:00

abstract：:Bax inhibitor-1 (BI-1) is a widely conserved cell death suppressor localized in the endoplasmic reticulum membrane. Our previous results revealed that Arabidopsis BI-1 (AtBI-1) interacts with not only Arabidopsis cytochrome b 5 (Cb5), an electron transfer protein, but also a Cb5-like domain (Cb5LD)-containing protein,...

journal_title：Planta

authors： Nagano M,Ishikawa T,Ogawa Y,Iwabuchi M,Nakasone A,Shimamoto K,Uchimiya H,Kawai-Yamada M

更新日期：2014-07-01 00:00:00

abstract：:Vascular bundles of petioles below wilted leaves of Nymphoides peltata (S.G. Gmel. O. Kuntze) were frozen intact and freeze-fractured for electron microscopy. Cell walls in them appeared drawn in against the helical thickenings of xylem vessels. By contrast, walls round vessels which had been frozen in vascular bundle...

journal_title：Planta

authors： Johnson RP

更新日期：1977-01-01 00:00:00

abstract：MAIN CONCLUSION:The PmBiPPro1 promoter of the luminal binding protein (BiP) from Douglas-fir is fully functional in transgenic potato, responsive to wounding, and has high transcriptional activity in tubers. A predefined pattern and level of transgene expression targeted to specific tissues or organs and at a particula...

journal_title：Planta

authors： Yevtushenko DP,Misra S

更新日期：2018-12-01 00:00:00

abstract：:Light-induced absorbance changes (LIACs), which are associated with early photochemical events of blue-light transduction, were detected in growing zones of Phycomyces sporangiophores. The novel LIACs meet all the essential requirements for a spectrophotometric photoreceptor assay which was previously unavailable for ...

journal_title：Planta

authors： Schmidt W,Galland P

更新日期：1999-04-01 00:00:00

abstract：MAIN CONCLUSION:Endogenous auxin determines the pattern of adventitious shoot formation. Auxin produced in the dominant shoot is transported to the internodal segment and suppresses growth of other shoots. Adventitious shoot formation is required for the propagation of economically important crops and for the regenerat...

journal_title：Planta

authors： Koike I,Watanabe S,Okazaki K,Hayashi KI,Kasahara H,Shimomura K,Umehara M

更新日期：2020-03-05 00:00:00

abstract：:A rice htd-1 mutant, related to tillering and dwarfing, was characterized. We show that the htd-1 mutant increases its tiller number by releasing axillary buds from dormant stage rather than by initiating more axillary buds. The dwarf is caused by averagely reducing each internode and panicle. Based on this dwarfing p...

journal_title：Planta

authors： Zou J,Chen Z,Zhang S,Zhang W,Jiang G,Zhao X,Zhai W,Pan X,Zhu L

更新日期：2005-11-01 00:00:00

abstract：:The uptake and conversion of NO 2 (-) and the effect of NO 2 (-) on the uptake and reduction of NO 3 (-) were examined in N-depleted Phaseolus vulgaris L. Nitrite uptake at 0.1 mmol dm(-3) was against an electrochemical gradient and became constant after one or two initial phases. Steadystate uptake declined with incr...

journal_title：Planta

authors： Breteler H,Luczak W

更新日期：1982-12-01 00:00:00

abstract：:Differentiation of shoots and roots or unorganized proliferation could be induced in tissue cultures of Solanum xanthocarpum when callus tissues habituated to a medium containing 2.4-D and meso-inositol were transferred to an auxinfree medium or to a medium in which the ratio of auxin and meso-inositol had been altere...

journal_title：Planta

authors： Rao PS,Narayanaswami S

更新日期：1968-12-01 00:00:00

abstract：MAIN CONCLUSION:This study showed that an R2R3-MYB transcription factor, AgMYB2, functions in anthocyanin biosynthesis and accumulation in purple celery. Anthocyanins are involved in tissue coloration and stress response in plants. Foods containing high anthocyanin content are also beneficial to human health. Purple ce...

journal_title：Planta

authors： Feng K,Liu JX,Duan AQ,Li T,Yang QQ,Xu ZS,Xiong AS

更新日期：2018-11-01 00:00:00

abstract：:Comparative investigations of 20 Centrospermae from 12 families revealed that a plastid with an electron-dense core and/or annular plastid filaments is typical for Caryophyllales.When the plastid membrane breaks down - it is most probable that this takes place artificially during the process of preparation and fixatio...

journal_title：Planta

authors： Behnke HD

更新日期：1969-09-01 00:00:00

abstract：:No phytochrome can be detected spectrophotometrically in soybean (Glycine max (L.) Merr. cv. Mandarin) cell suspensions grown in darkness. White light from a tungsten filament lamp and a band of far-red light have been found to induce the appearance of phytochrome in them. Red light failed to bring about phytochrome i...

journal_title：Planta

authors： Tanada T

更新日期：1977-01-01 00:00:00

abstract：:We compared the response of NO 3 (-) -induced nitrate-reductase (NR) and nitrite-reductase (NIR) levels in virtually carotenoid-free far-red-light-grown mustard (Sinapis alba L.) cotyledons following a photooxidative treatment of the plastids. The cytosolic localization of NR and the plastidic localization of NIR were...

journal_title：Planta

authors： Oelmüller R,Schuster C,Mohr H

更新日期：1988-04-01 00:00:00

abstract：:The fixation pattern of radioactive labelled photosynthetic intermediates was followed under steady state conditions during prolonged dark starvation of spinach plants (Spinacia oleracea L.). It is suggested that the considerable increase of radioactive dihydroxyacetonephosphate is correlated with a specific leakage o...

journal_title：Planta

authors： Krapf G,Jacobi G

更新日期：1975-01-01 00:00:00

abstract：:In the genome of Nostoc punctiforme PCC 73102, three functional β-carotene ketolase genes exist, one of the crtO and two of the crtW type. They were all expressed and their corresponding enzymes were functional inserting 4-keto groups into β-carotene as shown by functional pathway complementation in Escherichia coli. ...

journal_title：Planta

authors： Schöpf L,Mautz J,Sandmann G

更新日期：2013-05-01 00:00:00

abstract：:Cells of Daucus carota grown in a liquid medium produced large amounts of cyanidin as the only flavonoid aglycon. After inoculation in fresh medium a maximum activity of phenylalanine ammonia lyase (PAL; EC 4.3.1.5) was observed within 24 h. L-α-aminooxy-β-phenylpropionic acid (L-AOPP), thought to be a competitive inh...

journal_title：Planta

authors： Noé W,Langebartels C,Seitz HU

更新日期：1980-08-01 00:00:00