Cytoplasmic osmoticum
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. 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
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 … WebThe initial stage of isolation requires plasmolysis of the cells by a suitable osmoticum, and in enzymatic isolation, a mixture of cell wall-degrading enzymes. The solution contains mannitol as an osmoticum and a mixture of cellulases, hemicellulases, and pectinases.
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 · 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 …
WebSome evidence suggests that the differences in the organic osmoticum used may relate to the different inorganic ion contents of the plants. The accumulation of nitrogen dipoles as … WebProline 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 ...
Weblogical cytoplasmic osmoticum in members of the Chenopodiaceae. Key words: Chloroplasts and CO2 fixation Glycine- betaine - Proline - Spinacea The accumulation of certain organic compounds in ...
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 … porsha williams fiance cheatedWebIn plants, it can be accumulated at high concentrations in vacuoles, where it is used as osmoticum. Na(+) is not an essential element in most plants, except in some … porsha williams ex dennisWebThe osmeterium is a defensive organ found in all papilionid larvae, in all stages. The organ is situated in the prothoracic segment and can be everted when the larva feels … porsha williams father photoWebJun 1, 1981 · Proline accumulated more rapidly in the sensitive cell line and the levels detected did not seem sufficient for it to act as an effective cytoplasmic osmoticum. None of the other amino acids detected exhibited comparable changes and the total of free amino acids other than proline was similar, in both lines, in the presence or absence of NaCl. irish in chicago 1800sWebJan 1, 1979 · The possible significance of the use of glycinebetaine is discussed as this solute may be the physiological cytoplasmic osmoticum in members of the … irish in france websiteWebJul 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. irish in american historyWebThe results reached that the free proline accumulated appreciably in leaves. The functional role of proline accumulation appears to be as a cytoplasmic osmoticum to lower … irish in china