Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions

While spinach is an established nutritionally important crop, its medicinal value is not as well known. Spinach is rich in ecdysteroids, insect hormone analogs with a number of medicinal properties including anti-oxidative, anti-inflammatory and even anabolic activity. However, the potential of spin...

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Main Authors: Jonathan Gorelick, Rona Hacohen Iraqi, Nirit Bernstein
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/9/6/727
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author Jonathan Gorelick
Rona Hacohen Iraqi
Nirit Bernstein
author_facet Jonathan Gorelick
Rona Hacohen Iraqi
Nirit Bernstein
author_sort Jonathan Gorelick
collection DOAJ
description While spinach is an established nutritionally important crop, its medicinal value is not as well known. Spinach is rich in ecdysteroids, insect hormone analogs with a number of medicinal properties including anti-oxidative, anti-inflammatory and even anabolic activity. However, the potential of spinach as a medicinal plant has not yet been developed. In this study, the ecdysteroid content of spinach was optimized to increase its therapeutic value. Spinach seeds from various sources were grown under controlled hydroponic conditions and analyzed for ecdysteroid content and related anabolic activity. Variations in ecdysteroid content and the related anabolic activity were observed among spinach accessions. A selected variety, Spinacia oleracea cv. Turkey, was exposed to various physical and chemical elicitors to increase and stabilize ecdysteroid content. A number of elicitors, including methyl salicylate and mechanical damage, significantly increased ecdysteroid content and anabolic activity 24 h after exposure. The effect was transient and disappeared 48 h thereafter. Further work is needed to identify the most suitable germplasm and elicitation conditions for optimal ecdysteroid content.
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spelling doaj.art-996b77e206034ae09648e2a984658e782023-11-20T03:15:37ZengMDPI AGPlants2223-77472020-06-019672710.3390/plants9060727Ecdysteroid Content and Therapeutic Activity in Elicited Spinach AccessionsJonathan Gorelick0Rona Hacohen Iraqi1Nirit Bernstein2Eastern R&D Center, Kiryat Arba 90100, IsraelInstitute of Soil, Water, and Environmental Sciences, Volcani Center, Rishon LeZion 7505101, IsraelInstitute of Soil, Water, and Environmental Sciences, Volcani Center, Rishon LeZion 7505101, IsraelWhile spinach is an established nutritionally important crop, its medicinal value is not as well known. Spinach is rich in ecdysteroids, insect hormone analogs with a number of medicinal properties including anti-oxidative, anti-inflammatory and even anabolic activity. However, the potential of spinach as a medicinal plant has not yet been developed. In this study, the ecdysteroid content of spinach was optimized to increase its therapeutic value. Spinach seeds from various sources were grown under controlled hydroponic conditions and analyzed for ecdysteroid content and related anabolic activity. Variations in ecdysteroid content and the related anabolic activity were observed among spinach accessions. A selected variety, Spinacia oleracea cv. Turkey, was exposed to various physical and chemical elicitors to increase and stabilize ecdysteroid content. A number of elicitors, including methyl salicylate and mechanical damage, significantly increased ecdysteroid content and anabolic activity 24 h after exposure. The effect was transient and disappeared 48 h thereafter. Further work is needed to identify the most suitable germplasm and elicitation conditions for optimal ecdysteroid content.https://www.mdpi.com/2223-7747/9/6/727spinachecdysteroidelicitationanabolic activityprotein synthesis
spellingShingle Jonathan Gorelick
Rona Hacohen Iraqi
Nirit Bernstein
Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
Plants
spinach
ecdysteroid
elicitation
anabolic activity
protein synthesis
title Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
title_full Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
title_fullStr Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
title_full_unstemmed Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
title_short Ecdysteroid Content and Therapeutic Activity in Elicited Spinach Accessions
title_sort ecdysteroid content and therapeutic activity in elicited spinach accessions
topic spinach
ecdysteroid
elicitation
anabolic activity
protein synthesis
url https://www.mdpi.com/2223-7747/9/6/727
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