Results 21 to 30 of about 3,591 (143)

Low irradiance alters carbon metabolism and delays flower stalk development in two orchids

open access: yesBiologia Plantarum, 2013
In Phalaenopsis, lowering irradiance has been used to delay flower stalk development but the accompanying biochemical changes remain poorly understood. We cultured two commercial Phalaenopsis-type orchids, Phalaenopsis cv.
P. H. Wu   +8 more
doaj   +1 more source

Characterization of bacterial-type phosphoenolpyruvate carboxylase expressed in male gametophyte of higher plants

open access: yesBMC Plant Biology, 2010
Background Phosphoenolpyruvate carboxylase (PEPC) is a critical enzyme catalyzing the β-carboxylation of phosphoenolpyruvate (PEP) to oxaloacetate, a tricarboxylic acid (TCA) cycle intermediate.
Igawa Tomoko   +4 more
doaj   +1 more source

Expression Profiles of Phosphoenolpyruvate Carboxylase and Phosphoenolpyruvate Carboxylase Kinase Genes in Phalaenopsis, Implications for Regulating the Performance of Crassulacean Acid Metabolism

open access: yesFrontiers in Plant Science, 2018
Phalaenopsis is one of the most important potted plants in the ornamental market of the world. Previous reports implied that crassulacean acid metabolism (CAM) orchids at their young seedling stages might perform C3 or weak CAM photosynthetic pathways ...
Chia-Yun Ping   +7 more
doaj   +1 more source

The Original Form of C4-Photosynthetic Phosphoenolpyruvate Carboxylase Is Retained in Pooids but Lost in Rice

open access: yesFrontiers in Plant Science, 2022
Poaceae is the most prominent monocot family that contains the primary cereal crops wheat, rice, and maize. These cereal species exhibit physiological diversity, such as different photosynthetic systems and environmental stress tolerance ...
Naoki Yamamoto   +4 more
doaj   +1 more source

Prokaryotic Expression of Phosphoenolpyruvate Carboxylase Fragments from Peanut and Analysis of Osmotic Stress Tolerance of Recombinant Strains

open access: yesPlants, 2021
Phosphoenolpyruvate carboxylase (PEPC) is a ubiquitous cytosolic enzyme that catalyzes the irreversible β-carboxylation of phosphoenolpyruvate (PEP) in presence of HCO3− to produce oxaloacetate (OAA) during carbon fixation and photosynthesis.
Jiaqi Tu   +5 more
doaj   +1 more source

Comparison of plantain plantlets propagated in temporary immersion bioreactors and gelled medium during in vitro growth and acclimatization

open access: yesBiologia Plantarum, 2014
The current work compared the physiological characteristics of plantain (Musa AAB) plantlets micropropagated in temporary immersion bioreactors (TIB) and on a gelled medium (GM).
C. E. Aragón   +5 more
doaj   +1 more source

Silencing of SbPPCK1-3 Negatively Affects Development, Stress Responses and Productivity in Sorghum

open access: yesPlants, 2023
Phosphoenolpyruvate carboxylase (PEPC) plays central roles in photosynthesis, respiration, amino acid synthesis, and seed development. PEPC is regulated by different post-translational modifications.
Jesús Pérez-López   +7 more
doaj   +1 more source

Effect of salicylic acid pretreatment on cadmium toxicity in wheat

open access: yesBiologia Plantarum, 2010
Cadmium (100, 400 and 1000 μM CdCl2) treatments resulted in the inhibition of root dry biomass, root elongation and increased Cd accumulation in wheat (Triticum aestivum L.) roots.
H. R. Moussa, S. M. El-Gamal
doaj   +1 more source

Electrical Properties of Poly-N-Epoxypropylcarbazole/Vanadium Pentoxide Composite

open access: yesEurasian Chemico-Technological Journal, 2007
In the present work the electrical properties of poly-N-epoxypropylcarbazole (PEPC) and vanadium pentoxide (V2O5) composite have been studied. The composite was formed by mixing of PEPC solution in benzene with V2O5 powder and stirring at room ...
M.H. Sayyad   +7 more
doaj   +1 more source

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