• Thumbnail for Juglone
    Juglone, also called 5-hydroxy-1,4-naphthalenedione (IUPAC) is a phenolic organic compound with the molecular formula C10H6O3. In the food industry, juglone...
    15 KB (1,581 words) - 17:31, 12 September 2024
  • Thumbnail for Juglans nigra
    compounds it is oxidized into juglone that is biologically active and acts as a respiratory inhibitor to some plants. Juglone is poorly soluble in water...
    41 KB (4,819 words) - 05:29, 24 September 2024
  • Thumbnail for Walnut
    acid, coumaric acid, syringic acid, myricetin, and juglone, were identified in walnut husks; juglone had concentrations of 2-4% fresh weight. Walnuts also...
    31 KB (2,992 words) - 17:37, 25 September 2024
  • Thumbnail for Juglans
    allelopathic compound juglone, though a number of gardeners do grow them. However, different walnut species vary in the amount of juglone they release from...
    35 KB (3,632 words) - 12:55, 9 August 2024
  • Thumbnail for Luna moth
    system enzymes may be a factor in regional host plant specialization. Juglone is a chemical compound common to walnut and hickory which most insects...
    24 KB (3,062 words) - 09:55, 26 September 2024
  • Thumbnail for Hydroxyquinone
    4-benzoquinone. Tetrahydroxy- 1,4-benzoquinone 5-Hydroxy- 1,4-naphthoquinone (Juglone) 1,2-Dihydroxy- 9,10-anthraquinone (Alizarin) The hydroxyquinones (in the...
    3 KB (247 words) - 19:51, 18 September 2023
  • Thumbnail for Naphthoquinone
    2-Naphthoquinone 1,4-Naphthoquinone Alkannin Hexahydroxy-1,4-naphthalenedione Juglone Lapachol Lawsone Menatetrenone 2-Methoxy-1,4-naphthoquinone, a compound...
    1 KB (91 words) - 12:25, 3 April 2024
  • Thumbnail for Allelopathy
    allelochemical juglone, which affects some species greatly while others not at all. However, most of the evidence for allelopathic effects of juglone come from...
    33 KB (3,864 words) - 14:59, 19 June 2024
  • In enzymology, juglone 3-monooxygenase (EC 1.14.99.27) is an enzyme that catalyzes the chemical reaction 5-hydroxy-1,4-naphthoquinone + AH2 + O2 ⇌ {\displaystyle...
    2 KB (164 words) - 19:44, 26 August 2023
  • Thumbnail for Lawsone
    3'-bilawsone are some of the active compounds in Impatiens balsamina leaves. Juglone is a structural isomer used as a brown dye. Merck Index, 12th Edition,...
    7 KB (687 words) - 23:45, 5 August 2024
  • Thumbnail for Biancaea sappan
    usually mixed with ginger, cinnamon, and cloves. The heartwood also contains juglone (5-hydroxy-1,4-naphthoquinone), which has antimicrobial activity. Homoisoflavonoids...
    6 KB (563 words) - 15:43, 3 December 2023
  • Thumbnail for Root-knot nematode
    with biocontrol agents Paecilomyces lilacinus, Pasteuria penetrans and Juglone. All nematodes pass through an embryonic stage, four juvenile stages (J1–J4)...
    16 KB (1,993 words) - 18:11, 27 August 2024
  • Thumbnail for Plumbagin
    Drosera and Nepenthes. It is also a component of the black walnut drupe. Juglone Black Walnut. Drugs.com. Jemal Demma; Karl Hallberg; Björn Hellman (2009)...
    4 KB (281 words) - 20:42, 26 September 2024
  • Thumbnail for Mycorrhizal network
    of allelopathy and produces juglone, which inhibits growth and water uptake in neighboring plants. In studies of juglone in black walnuts and their target...
    60 KB (7,287 words) - 16:59, 15 September 2024
  • antiparasitic (rhein and saprorthoquinone, atovaquone), anti-tumor (emodin and juglone), inhibition of PGE2 biosynthesis (arnebinone and arnebifuranone) and anti-cardiovascular...
    15 KB (1,742 words) - 15:28, 23 May 2024
  • roots from each other. In particular, walnut trees secrete the chemical juglone which is toxic to other plants but the use of root barriers can prevent...
    3 KB (328 words) - 18:55, 1 May 2024
  • Thumbnail for Herbicide
    aclonifen aminocyclopyrachlor Bentazon bromoxynil clomazone DCBN dinoseb indaziflam juglone methazole metam sodium metribuzin prosulfocarb pyribenzoxim Ziram...
    67 KB (7,867 words) - 17:21, 18 September 2024
  • C10H6O3 (molar mass: 174.15 g/mol, exact mass: 174.0317 u) may refer to: Juglone, or 5-hydroxy-1,4-naphthalenedione Lawsone, or 2-hydroxy-1,4-naphthoquinone...
    330 bytes (65 words) - 17:17, 28 August 2022
  • Thumbnail for Lomatia tasmanica
    molecules Heptacosane and Nonacosane were found in relatively fair yield. Juglone, and Glucose Pentaacetate were also found from extractions done on the...
    16 KB (1,740 words) - 03:44, 6 July 2024
  • Thumbnail for Symbiosis
    sapling. An example of antagonism is Juglans nigra (black walnut), secreting juglone, a substance which destroys many herbaceous plants within its root zone...
    52 KB (5,477 words) - 13:46, 27 September 2024
  • Thumbnail for Juglans regia
    not grow under walnut trees because the fallen leaves and husks contain juglone, a chemical which acts as a natural herbicide. Horses that eat walnut leaves...
    23 KB (2,398 words) - 04:40, 29 September 2024
  • Thumbnail for Juglans mandshurica
    contains and exudes much lesser quantities of allelopathic compounds (such as juglone) than other popular Juglans species and usually causes few significant...
    5 KB (474 words) - 19:00, 28 August 2024
  • Suet; Liu, Sylvia Yang; Khoo, Bee Luan; Chua, Song Lin (9 February 2024). "Juglone as a Natural Quorum Sensing Inhibitor against Pseudomonas aeruginosa pqs-Mediated...
    81 KB (9,940 words) - 17:38, 25 September 2024
  • Thumbnail for 1,5-Dihydroxynaphthalene
    diazonium salts to give diazo dyes. Oxidation with chromium trioxide gives juglone, a naturally occurring dye. In supramolecular chemistry, 1,5-dihydroxynaphthalene...
    3 KB (239 words) - 22:35, 5 August 2024
  • triarylmethane 129-17-9 Janus Green B Union green B Basic dye 11050 azo 2869-83-2 Juglone Oil red BS Black walnut Natural brown 7 75500 natural 481-39-0 Kaempferol...
    49 KB (67 words) - 21:20, 2 April 2024
  • Thumbnail for 1,4-Naphthoquinone
    effective coagulant than vitamin K. Other natural naphthoquinones include juglone, plumbagin, droserone. Naphthoquinone derivatives have significant pharmacological...
    6 KB (519 words) - 20:49, 22 February 2024
  • plants. One of the clearest examples of allelopathy is the production of juglone by walnut trees, whose strong competitive effects on neighboring plants...
    30 KB (3,487 words) - 17:13, 24 September 2024
  • potato, tobacco, petunia) as well, because it produces a chemical called juglone. Dill attracts tomato hornworm. Growing tomatoes with Basil does not appear...
    82 KB (3,253 words) - 04:25, 28 August 2024
  • Thumbnail for Trichia crateriformis
    antimicrobial role, such as the wound-healing shikonin, the herbicide Juglone, and the genotoxic plumbagin. As such, the naphthoquinone derivatives of...
    15 KB (1,699 words) - 07:48, 19 May 2024
  • Thumbnail for Naturally occurring phenols
    involved in allelopathic interactions, for example in soil or in water. Juglone is an example of such a molecule inhibiting the growth of other plant species...
    75 KB (7,616 words) - 19:55, 18 September 2024