Results 51 to 60 of about 27,922 (261)

Flora of Nam Kading National Protected Area I: a new species of yellow-flowered Strobilanthes (Acanthaceae), S. namkadingensis

open access: yesPhytoKeys, 2017
A new species of Acanthaceae, Strobilanthes namkadingensis Soulad. & Tagane from Nam Kading National Protected Area, Bolikhamxay Province, central Laos, is described and illustrated.
Phetlasy Souladeth   +4 more
doaj   +3 more sources

Physiological Responses of Common Bean Genotypes to Drought Stress

open access: yesAgronomy, 2023
Drought compromises edible vegetable production worldwide, including common bean (Phaseolus vulgaris L.) an economically important crop that is highly dependent on optimum rainfall or abundant irrigation.
Petko Mladenov   +6 more
doaj   +1 more source

Measurement of Ribulose 1,5-Bisphosphate from Spinach Chloroplasts [PDF]

open access: yesPlant Physiology, 1979
A technique has been developed for the rapid and simple measurement of ribulose 1,5-bisphosphate from isolated spinach chloroplasts. The endogenous ribulose bisphosphate was detected enzymically using (14)CO(2) and ribulose bisphosphate carboxylase/oxygenase released from the chloroplasts.
Richard C. Sicher   +2 more
openaire   +3 more sources

Synthetic CO2-fixation enzyme cascades immobilized on self-assembled nanostructures that enhance CO2/O2 selectivity of RubisCO

open access: yesBiotechnology for Biofuels, 2017
Background With increasing concerns over global warming and depletion of fossil-fuel reserves, it is attractive to develop innovative strategies to assimilate CO2, a greenhouse gas, into usable organic carbon. Cell-free systems can be designed to operate
Sriram Satagopan   +3 more
doaj   +1 more source

Role of magnesium in carbon partitioning and alleviating photooxidative damage [PDF]

open access: yes, 2008
Magnesium (Mg) deficiency exerts a major influence on the partitioning of drymatter and carbohydrates between shoots and roots. One of the very early reactions of plants to Mg deficiency stress is themarked increase in the shootto- root dry weight ...
Kirkby, Ernest A., Çakmak, İsmail
core   +1 more source

Photosynthesis and Ribulose 1,5-Bisphosphate Levels in Intact Chloroplasts [PDF]

open access: yesPlant Physiology, 1979
The response of ribulose 1,5-bisphosphate levels and CO(2) fixation rates in isolated, intact spinach chloroplasts to pyrophosphate, triose phosphates, dl-glyceraldehyde, O(2), catalase, and irradiance during photosynthesis has been studied. Within 1 minute in the light, a rapid accumulation of ribulose bisphosphate was measured in most preparations of
Richard C. Sicher, Richard G. Jensen
openaire   +3 more sources

The regulation of the air: a hypothesis [PDF]

open access: yesSolid Earth, 2012
We propose the hypothesis that natural selection, acting on the specificity or preference for CO<sub>2</sub> over O<sub>2</sub> of the enzyme rubisco (ribulose-1,5-bisphosphate carboxylase/oxygenase), has controlled the CO<sub ...
E. G. Nisbet   +2 more
doaj   +1 more source

A novel expression cassette for the efficient visual selection of transformed tissues in florists' chrysanthemum (Chrysanthemum morifolium Ramat.). [PDF]

open access: yes, 2011
Constructs carrying visual reporter genes coupled with efficient promoters could facilitate the process of identification and selection of stable transformants in recalcitrant crops.
Jongsma, M.A.   +3 more
core   +2 more sources

Post-translational transport into intact chloroplasts of a precursor to the small subunit of ribulose-1,5-bisphosphate carboxylase.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1978
A precursor to the small subunit of ribulose-1,5-bisphosphate carboxylase [3-phospho-D-glycerate carboxylyase (dimerizing), EC 4.1.1.39] has been identified among the products of cell-free translation of polyadenylated RNA from spinach and pea.
N. Chua, G. Schmidt
semanticscholar   +1 more source

Intermediates in the ribulose-1,5-bisphosphate carboxylase reaction.

open access: yesJournal of Biological Chemistry, 1984
At least two intermediates of the D-ribulose-1,5-bisphosphate carboxylase/oxygenase (EC 4.1.1.39) reaction were liberated in detectable amounts when the functioning enzyme from Rhodospirillum rubrum was quenched in acid. Using substrate labeled with 32P in C-1, [32P]orthophosphate (Pi) was found when the quenched solution was rapidly processed for ...
F C Hartman, A Jaworowski, I A Rose
openaire   +3 more sources

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