نتایج جستجو برای: plant growth hormones
تعداد نتایج: 1204472 فیلتر نتایج به سال:
background and objective: endocrine disorders are common in patients with chronic kidney disease (ckd). the aim of the present study is reviewing available literature to give a deep understanding of complexities of endocrine disorders in chronic kidney disease. methods: a narrative reviewing method based on the available literature was approached. findings: generally, when renal function decrea...
Plant growth and development are regulated by a chemically and structurally diverse group of hormones. During the last few decades many advances have been made in understanding the perception and mechanisms of action of these plant hormones. While certain hormone responses are not necessarily related to gene regulation, all these hormones are involved in modulating gene expression by controllin...
BACKGROUND Bryophytes represent a very diverse group of non-vascular plants such as mosses, liverworts and hornworts and the oldest extant lineage of land plants. Determination of endogenous phytohormone profiles in bryophytes can provide substantial information about early land plant evolution. In this study, we screened thirty bryophyte species including six liverworts and twenty-four mosses ...
Sugars modulate many vital processes that are also controlled by hormones during plant growth and development. Characterization of sugar-signalling mutants in Arabidopsis has unravelled a complex signalling network that links sugar responses to two plant stress hormones--abscisic acid and ethylene--in opposite ways. Recent molecular analyses have revealed direct, extensive glucose control of ab...
Plant hormones are small molecules that regulate plant growth and development, as well as responses to changing environmental conditions. By modifying the production, distribution or signal transduction of these hormones, plants are able to regulate and coordinate both growth and/or stress tolerance to promote survival or escape from environmental stress. A central role for the gibberellin (GA)...
Plant growth and response to environmental cues are largely governed by phytohormones. The plant hormones ethylene, jasmonic acid, and salicylic acid (SA) play a central role in the regulation of plant immune responses. In addition, other plant hormones, such as auxins, abscisic acid (ABA), cytokinins, gibberellins, and brassinosteroids, that have been thoroughly described to regulate plant dev...
Plant hormones are the key regulators of adaptive stress response. Abiotic stresses such as drought and salt are known to affect the growth and productivity of plants. It is well known that the levels of plant hormones such as zeatin (ZA), abscisic acid (ABA), salicylic acid (SA), jasmonic acid (JA), and brassinolide (BR) fluctuate upon abiotic stress exposure. At present, there is not any sing...
The phytohormones auxin and cytokinin interact to regulate many plant growth and developmental processes. Elements involved in the biosynthesis, inactivation, transport, perception, and signaling of these hormones have been elucidated, revealing the variety of mechanisms by which signal output from these pathways can be regulated. Recent studies shed light on how these hormones interact with ea...
The gaseous plant hormone ethylene acts as a pivotal mediator to respond to and coordinate internal and external cues in modulating plant growth dynamics and developmental programs. Genetic analysis of Arabidopsis thaliana has been used to identify key components and to build a linear ethylene-signaling pathway from the receptors through to the nuclear transcription factors. Studies applying in...
medium for rapid growth and bioassays with tobacco tissue cultures. Physiol. P lan ta rum 15:473-497. 17. Sawhney, R., and J. M. Webster. 1975. T h e role of plant growth hormones in determining the resistance of tomato plants to the root-knot nematode, Meloidogyne incognita. Nematologica 21:95103. 18. Vasil, I. K., M. R. Ahuja, and V. Vasil. 1979. Plant tissue cultures in genetics and plant br...
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