Results 11 to 20 of about 114,208 (307)

Stromule extension along microtubules coordinated with actin-mediated anchoring guides perinuclear chloroplast movement during innate immunity [PDF]

open access: yeseLife, 2018
Dynamic tubular extensions from chloroplasts called stromules have recently been shown to connect with nuclei and function during innate immunity. We demonstrate that stromules extend along microtubules (MTs) and MT organization directly affects stromule
Amutha Sampath Kumar   +10 more
doaj   +5 more sources

Ultrastructural changes in chloroplasts of mesophyll cells of chlorotic and prematurely yellowed leaves of Betula pendula Rothr

open access: yesActa Societatis Botanicorum Poloniae, 2011
The ultrastructure of chloroplasts was studied in mesophyll cells of the leaves of silver birch (Betula pendula) showing interveinal chlorosis or premature yellowing, in comparison with leaves without symptoms or exhibiting symptoms of natural senescence.
Krystyna Przybył, Krystyna Idzikowska
doaj   +1 more source

Analysis of chlorophyll fluorescence reveals stage specific patterns of chloroplast-containing cells during Arabidopsis embryogenesis [PDF]

open access: yes, 2010
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602010000100012&lng=es&nrm=isoThe basic body plan of a plant is established early in embryogenesis when cells differentiate, giving rise to the apical and basal regions of the embryo.
Meisel, Lee   +2 more
core   +2 more sources

Synthesis and Biological Evaluation of Quinazoline-4-thiones

open access: yesMolecules, 2003
Several 2,2-dimethyl-3-phenyl-1,2-dihydroquinazoline-4(3H)-thiones and 2-methyl-3-phenylquinazoline-4(3H)-thiones were synthesized and tested for their antimycobacterial, photosynthesis-inhibiting, and antialgal activity.
Jarmila Kaustová   +8 more
doaj   +1 more source

Synthetic chloroplasts [PDF]

open access: yesFaraday Discussions of the Chemical Society, 1979
The principal function of the chloroplast is to capture solar quanta and to store them in some stable form. We are in the process of trying to construct a totally synthetic system that would simulate some of the reactions of the two photosystems which occur in natural chloroplasts.
openaire   +3 more sources

Localization of a 64-kDa phosphoprotein in the lumen between the outer and inner envelopes of pea chloroplasts [PDF]

open access: yes, 1987
The identification and localization of a marker protein for the intermembrane space between the outer and inner chloroplast envelopes is described. This 64-kDa protein is very rapidly labeled by [γ-32P]ATP at very low (30 nM) ATP concentrations and the ...
Arnon D. J.   +26 more
core   +1 more source

Salinity Induces Granal Development in Bundle Sheath Chloroplasts of NADP-Malic Enzyme Type C4 Plants

open access: yesPlant Production Science, 2009
In NADP-malic enzyme (NADP-ME) type C4 plants, MC chloroplasts have well-developed grana, whereas BSC chloroplasts are generally characterized by highly reduced grana.
Eiji Omoto   +3 more
doaj   +1 more source

Diurnal changes of subcellular glutathione content in Arabidopsis thaliana

open access: yesBiologia Plantarum, 2017
The aim of this study was to investigate diurnal changes of subcellular glutathione content in leaves of Arabidopsis thaliana by immunohistochemistry and quantitative transmission electron microscopy.
B. Zechmann
doaj   +1 more source

Diurnal variation of chloroplast tine structures of spinach

open access: yesActa Biologica Slovenica, 2003
Complete chloroplasts and their fine structures were quantitatively analysed by means of ultrathin serial sections and digital image analysis in order to obtain precise ultrastructural data about diurnal adaptations of the organelles.
Günther Zellnig, Andreas Perktold
doaj   +1 more source

The Targeting of the atToc159 Preprotein Receptor to the Chloroplast Outer Membrane is Mediated by its GTPase Domain and is Regulated by GTP [PDF]

open access: yes, 2002
The multimeric translocon at the outer envelope membrane of chloroplasts (Toc) initiates the recognition and import of nuclear-encoded preproteins into chloroplasts.
Hiltbrunner, Andreas   +3 more
core   +2 more sources

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