By Victoria V. Roshchina
The secretory job of crops is a manifestation of the elemental estate of all dwelling organisms: the facility to replace elements and effort with the surroundings. This publication summarizes today’s wisdom of all such secretory actions of upper vegetation. It both considers the mobile facets, intratissular and exterior secretion, fuel excretion and the excretion of drugs lower than severe stipulations in addition to the organic results of plant excreta. the 1st version of the ebook was once released in Russian in Moscow in 1989 (Nauka Publishing House), then the English higher version – in Heidelberg-Berlin 1993 (Springer-Verlag).
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Additional resources for Model Systems to Study the Excretory Function of Higher Plants
Under permanent illumination, chloroplasts arose whose formation was accompanied by a significant increase in the amount of total soluble phenolic compounds and by appearance among them of flavones along with catechins and proanthocyanidins (Zaprometov 1985). Some elements of the endoplasmic reticulum, probably, participate in the transport of phenols into the vacuole (Charriere-Ladreix 1977). In this case, phenolic substances being transported within secretory vesicles penetrate through the tonoplast into the vacuole by exocytosis.
9 The LSCM images (left a–d) and the fluorescence spectra (right e, f, see p. 18) of calycinal glandular resin-containing hairs from the flower of Rubus odoratus with resinous secretion (Adapted from Roshchina et al. (2013a)) Images seen under laser-scanning confocal microscope Leica TSC SP 5: (a) Optical slice of the hair. Bar = 250 μm. (b) Stack of the image of the hair head and stalk. Bar = 100 μm. Laser excitation 405 nm. Blue and blue-green fluorescence seen appears to be due to various flavonoids and terpenes.
Lower side: laser-scanning confocal microscopy. Images 4–7 – under laser-scanning confocal microscopes LSM 510 NLO “Carl Zeiss” and Leica TCS SP-5 (4 and 7, dry microspores; 5, moistened spore; 6, developing spore that put off the blue-fluoresced rigid cover envelope and then divided, respectively). On the optical image slice (image 7), numbers mean cellular parts, from which the appropriate fluorescence spectra have been received: exine (1), its inner layer intine with plasmic membrane (2), and chloroplast (3) are marked.