juglone


Also found in: Dictionary, Medical, Wikipedia.

juglone

[′jəg‚lōn]
(organic chemistry)
C10H6O3 A naphthoquinone derivative that occurs naturally in black walnuts and is toxic to plants.
References in periodicals archive ?
On the day 3 oxidative stress was caused by adding 300 [micro]M of an acute, lethal concentration of juglone (de Castro et al.
4 mg juglone per gram of fresh branch bark from Juglans mandshurica in northeast China (Xu and Xu 1990).
Juglone is not to blame here, although scientists are still unsure which toxin is at fault.
Although plants located beneath the canopy of the tree are at the highest risk, juglone can affect other garden plants by way of root contact, leakage and decay.
1990) reported that the juglone concentration in soil was higher in spring and fall than in summer.
In addition, rooibos decreased acute oxidative damage caused by the superoxide anion radical generator, juglone, with aspalathin playing a major role in improving the survival rate of C.
Walnut trees give off juglone, inhibiting other nearby trees, shrubs, and herbs.
The shrubs in your nut-grove, except those affected by black walnuts exuding juglone, are more permanent.
2 in EGCG-treated worms (N2), as quantified by real-time PCR, was significantly lower under oxidative stress induced by juglone than in controls without EGCG.
Inhibitory effects of plumbagin and juglone on azoxymethane-induced intestinal carcinogenesis in rats.
Use of Hydroxy-proton Shifts of Juglone Derivatives in Structure Elucidation.
Juglones, which have fungicidal, and antibiotic properties.