Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)

The roots of Iostephane heterophylla are popular in Mexican traditional medicine and as such are a good candidate to develop herbal drug preparations to be used as phytomedicine. International criteria for validation and standardization of a herbal product as phytomedicine include, among others, th...

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Main Authors: Estela Sandoval, Robert A. Bye, Griselda Ríos, María Isabel Aguilar
Format: Article
Language:English
Published: Sociedad Botánica de México, A. C. 2005-12-01
Series:Botan‪ical Sciences
Subjects:
Online Access:https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/1714
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author Estela Sandoval
Robert A. Bye
Griselda Ríos
María Isabel Aguilar
author_facet Estela Sandoval
Robert A. Bye
Griselda Ríos
María Isabel Aguilar
author_sort Estela Sandoval
collection DOAJ
description The roots of Iostephane heterophylla are popular in Mexican traditional medicine and as such are a good candidate to develop herbal drug preparations to be used as phytomedicine. International criteria for validation and standardization of a herbal product as phytomedicine include, among others, the integration of microscopic and histochemical characteristics of the raw material, as in this case the herbal drug, to guarantee its authenticity. As an original contribution to the knowledge of the root structure of this species, fresh roots fixed in FAA, were processed with conventional histological techniques (paraffin embedment and subsequent transversal and longitudinal sections that were stained with safranin-fast green) and stained with histochemical markers for identification of cellular contents. The root description includes dermic, fundamental and vascular tissues as well as cellular contents (proteins, polysaccharides, polyphenols, condensed and hydrolyzed tannins, starches and lipids, some of which have been isolated in previous phytochemical studies). These characteristics are compared to those of other species of Asteraceae as an initial comparative study to contribute to identify medicinal plants based upon their underground parts.
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spelling doaj.art-63d0f916f7a544a18c9c336cfae798f42022-12-22T04:14:37ZengSociedad Botánica de México, A. C.Botan‪ical Sciences2007-42982007-44762005-12-017710.17129/botsci.1714Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)Estela SandovalRobert A. ByeGriselda RíosMaría Isabel Aguilar The roots of Iostephane heterophylla are popular in Mexican traditional medicine and as such are a good candidate to develop herbal drug preparations to be used as phytomedicine. International criteria for validation and standardization of a herbal product as phytomedicine include, among others, the integration of microscopic and histochemical characteristics of the raw material, as in this case the herbal drug, to guarantee its authenticity. As an original contribution to the knowledge of the root structure of this species, fresh roots fixed in FAA, were processed with conventional histological techniques (paraffin embedment and subsequent transversal and longitudinal sections that were stained with safranin-fast green) and stained with histochemical markers for identification of cellular contents. The root description includes dermic, fundamental and vascular tissues as well as cellular contents (proteins, polysaccharides, polyphenols, condensed and hydrolyzed tannins, starches and lipids, some of which have been isolated in previous phytochemical studies). These characteristics are compared to those of other species of Asteraceae as an initial comparative study to contribute to identify medicinal plants based upon their underground parts. https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/1714AsteraceaeIostephane heterophyllamedicinal plantsmicroscopical studiesroots
spellingShingle Estela Sandoval
Robert A. Bye
Griselda Ríos
María Isabel Aguilar
Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
Botan‪ical Sciences
Asteraceae
Iostephane heterophylla
medicinal plants
microscopical studies
roots
title Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
title_full Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
title_fullStr Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
title_full_unstemmed Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
title_short Microscopic analysis and histochemical observations of the medicinal root of <em>Iostephane heterophylla</em> (Cav.) Benth. Ex Hemsl. (Asteraceae)
title_sort microscopic analysis and histochemical observations of the medicinal root of em iostephane heterophylla em cav benth ex hemsl asteraceae
topic Asteraceae
Iostephane heterophylla
medicinal plants
microscopical studies
roots
url https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/1714
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