Journal ArticleDOI
Aglycones and glycosides of oxygenated naphthalenes and a glycosyltransferase from Juglans
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TLDR
4-Hydroxy-1-naphthalenyl-β- β- D -glucopyranoside, a new natural product, as well as 1,4- naphthoquinone, juglone, and 4,8-dihydroxy- 1-Naphthalene-β are presented.About:
This article is published in Phytochemistry.The article was published on 1978-01-01. It has received 46 citations till now. The article focuses on the topics: Juglone.read more
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Phenolics and polyphenolics in foods, beverages and spices: Antioxidant activity and health effects – A review
TL;DR: A review of phenolic and polyphenolic compounds can be found in this article, which summarizes both the synthetic and natural phenolic antioxidants, emphasizing their mode of action, health effects, degradation products and toxicology.
Journal ArticleDOI
Biosynthesis and molecular actions of specialized 1,4-naphthoquinone natural products produced by horticultural plants.
Joshua R. Widhalm,David Rhodes +1 more
TL;DR: In this review, the current understanding of the core metabolic pathways leading to plant 1,4-NQs is provided with additional emphasis on downstream natural products originating from horticultural species.
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Antioxidant activity of nontocopherol hazelnut (Corylus spp.) phenolics.
TL;DR: Hazelnuts were investigated for the presence of antioxidant compounds other than tocopherol in high pressure liquid chromatography (HPLC) analysis as mentioned in this paper, showing that non-hydrolyzed extracts of hazelnut had higher antioxidant activity in comparison to hydrolyzed extract.
Journal ArticleDOI
Eight 1,4-naphthoquinones from Juglans
TL;DR: In this article, eight volatile 1,4-naphthoquinones from acetone extracts of unripe black walnut and English walnut (Juglans regia) fruit were identified by gas chromatography-mass spectrometry assisted by 1H NMR.
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Journal ArticleDOI
Nutrient requirements of suspension cultures of soybean root cells.
TL;DR: The nutrient requirements of suspension cultures from soybean root have been investigated, and a simple medium consisting of mineral salts, sucrose, vitamins and 2,4-dichlorophenoxyacetic acid (2, 4- d) has been designed.
Journal ArticleDOI
Haploid Plants from Pollen Grains
J. P. Nitsch,C. Nitsch +1 more
TL;DR: A method is presented by which hundreds of haploid plants of various species of Nicotiana can be raised from pollen grains, structures which develop in stages similar to those of zygotic embryos.
Journal ArticleDOI
Crystalline inorganic pyrophosphatase isolated from baker's yeast.
TL;DR: The method of isolation of the crystalline enzyme, a protein of the albumin type with an isoelectric point near pH 4.8, and the rate of the enzymatic hydrolysis of inorganic pyrophosphate is a function of pH, temperature, concentration of substrate, and concentration of activating ion are given.
Journal ArticleDOI
A fermenter for plant cell suspension cultures
I. A. Veliky,S. M. Martin +1 more
TL;DR: A conical glass V-fermenter for plant cell suspension cultures is described that has proved useful for the production of biomass and metabolic products and is ideally suited for renewable energy needs.
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A new intermediate in naphthoquinone and menaquinone biosynthesis.
P. Dansette,R. Azerad +1 more
TL;DR: O -succinylbenzoic acid has been synthetized and found to be efficiently incorporated into bacterial menaquinones and into some plant naphthoquinones and anthraquinones.