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... Several transcription factors play important roles in survival of plants under cold, drought and salt stresses by serving as master regulator of sets of downstream stress-responsive genes. A gene encoding CBF/DREB1 transcription factor (C-repeat binding factor/dehydration responsive element-binding factor 1) was isolated from mangrove Aegiceras corniculatum and designated AcCBF1. The full-length c ...
... Chitinases in terrestrial plants have been reported these are involved in heavy metal tolerance/detoxification. This is the first attempt to reveal chitinase gene (AcCHI I) and its function on metal detoxification in mangroves Aegiceras corniculatum. RT-PCR and RACE techniques were used to clone AcCHI I, while real-time quantitative PCR was employed to assess AcCHI I mRNA expressions in response t ...
... Sediments in eight types of mangroves were sampled in the Leizhou Peninsula. Heavy metals were analyzed to investigate the effects on metal distribution of mangrove communities, to evaluate contamination levels, identify sources and relationships between the two. Results showed that mangrove communities have effects on most heavy metal distributions in sediments, especially in the sediment with sh ...
... Although the cold-resistant ability of mangroves varies greatly with species, the physiological mechanism remains unclear. The chilling stress effects on morphological changes, photosynthetic pigments, reactive oxygen species (ROS), malondialdehyde (MDA) and several antioxidants, were studied in leaves of three mangrove seedlings (Kandelia obovata, Aegiceras corniculatum and Avicennia marina). Res ...
... BACKGROUND: Mangrove restoration seeks to restore or rebuild degraded mangrove systems. The methods of mangrove restoration include ecological projects and restoration-oriented technologies, the latter of which are designed to restore the structure, processes as well as related physical, chemical and biological characteristics of wetlands and to ensure the provision of ecosystem services. As impor ...
... Biomass, root anatomy, the location of Cd, radial oxygen loss (ROL) and Fe/Mn plaque in Aegiceras corniculatum (L.) blanco were investigated under Si and Cd treatments. The results revealed that Si alleviated the inhibition of growth due to Cd stress. Furthermore, Si prompted the development of apoplastic barriers in roots under Cd stress. Promotion of the apoplastic barrier caused the reduction o ...
... Gene expression studies could provide insight into the physiological mechanisms and strategies used by plants under stress conditions. Selection of suitable internal control gene(s) is essential to accurately assess gene expression levels. For the mangrove plant, Aegiceras corniculatum, reliable reference genes to normalize real-time quantitative PCR data have not been previously investigated. In ...
... Drought stress is one of the major abiotic stresses that affects plant growth and metabolism adversely around the world. According to this research, the effect of drought stress on the activity of antioxidative enzymes, soluble sugar, protein and lipid peroxidation were studied in leaves of two mangrove plants, Kandelia obovata and Aegiceras corniculatum. The result showed that superoxide dismutas ...
... Effects of nitrogen (N) addition on the microbial degradation and uptake of a mixture of BDE-47 and -209 by Aegiceras corniculatum, a typical mangrove plant species were investigated. At the end of 3-month experiment, a significant dissipation of BDE-47 was observed in the planted soil, and this dissipation, particularly in rhizosphere soil, was significantly accelerated by the frequent addition o ...
... The cordgrass Spartina alterniflora has invaded mangrove-dominated habitats in China during the last few decades. However, the ecological effect of the S. alterniflora on the mangrove fish community is poorly understood. In order to assess the relative nutritional contributions of native autotrophs (benthic microalgae: BMA, particulate organic matter: POM, C₃ native mangrove Aegiceras corniculatum ...