Cytoplasmic osmoticum
Webis an inert and nontoxic cytoplasmic osmoticum that helps to maintain osmotic equilibrium between the cytoplasm and the vacuole as the vacuolar solute potential is lowered by salt accu-mulation (6, 15, 20, 21). High betaine levels in sugar beet roots are undesirable to the beet sugar industry because betaine interferes WebThe results are considered to support the hypothesis that glycinebetaine acts as a cytoplasmic osmoticum to balance high vacuolar salt levels in certain halophytes. An …
Cytoplasmic osmoticum
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Webcytoplasmic osmoticum when decreased osmotic potentials are required. In some other plant species proline may fulfil a similar function. Another quater-nary ammonium … Webact as a cytoplasmic osmoticum during salt stress act as a cytoplasmic osmoticum to counter salt stress act as a depressant of the central nervous system act as a depressant on central nervous system act as a DNA biosynthesis inhibitor act as a growth inhibitor act as a nodulation signal in the symbiosis with its legume host, Pisum sativum
WebMay 27, 2003 · In this and following figures, upward traces indicate current flowing from the vacuole into the cytoplasmic side. The bath (cytosolic side) contained 10-6 MCa 2+ in … WebJul 1, 1984 · Thus mannitol is not suitable as an osmoticum in osmotic adjustment experiments in these root tissues. Mannitol flows appear to be passive. Permeability to mannitol (about 10−10 m s−1 is greater at the plasmalemma than at the tonoplast in carrot, and this would tend to cause the cytoplasm to swell.
Webthe cytoplasmic osmoticum in water-stressed plants (Wyn Jones, Storey, Leigh, Ahmad, and Pollard, 1977). Glycinebetaine was, therefore, of possible relevance to the vigour phenomenon. MATERIALS AND METHODS Plant material. Wheat seed from pure lines of the cultivars Maris Huntsman and Atou were given by Dr. D. A. Doling WebMay 27, 2003 · Ca2+ is released from the vacuole into the yeast cytoplasm on an osmotic upshock, but how this upshock is perceived was unknown. ... pH 6.0. We have experimented with different methods of changing bath osmolarity. For exploration, an osmoticum in stock solution was gently added to the bath with a micropipet within 1 cm …
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WebMar 20, 2024 · Consequently, K + constitutes a chief osmoticum to drive cellular expansion and organ movements, such as stomata aperture. Moreover, K + transport is critical for the control of cytoplasmic and luminal pH in endosomes, regulation of membrane potential, and enzyme activity. dickeys electricWebNov 4, 2003 · To better understand the biophysical basis of osmoprotection by glycine betaine (GB) and the roles of cytoplasmic osmolytes, water, and macromolecular … dickeys edmonton menuWebOsmophile. An osmophile is a microorganism adapted to environments with high osmotic pressures, such as high sugar concentrations. Osmophiles are similar to halophiles (salt … dickey setWebJan 1, 2010 · Potassium (K) is the most abundant inorganic cation in plants. It is required for the activation of many enzymes, as a cellular osmoticum for rapidly expanding cells, and as a counter cation for anion accumulation and electrogenic transport processes. This chapter describes (1) the symptoms of potassium deficiency and the acclimatory … citizens brokerage servicesWebProline accumulation was observed in shoot tissues with suboptimal water contents. High glycinebetaine contents were found in the shoots of both species. These correlated closely with the sap osmotic pressure and it is suggested that glycinebetaine is the major cytoplasmic osmoticum (with K + salts) in these dickeys employee handbookWebProline as a cytoplasmic osmoticum and biochemical marker for salt stress has been reported in several studies (Khan et al. 2016). However, small amounts of proline in GB accumulators suggest that ... dickey semiflyWeb1. The protoplast in culture can be regenerated into a whole plant. 2. Hybrids can be developed from protoplast fusion. 3. It is easy to perform single cell cloning with protoplasts. 4. Genetic transformations can be achieved through genetic engineering of protoplast DNA. 5. Protoplasts are excellent materials for ultra-structural studies. 6. dickey semifly 45