• 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) - 21:05, 11 April 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...
    40 KB (4,674 words) - 22:18, 5 March 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...
    33 KB (3,117 words) - 02:23, 26 April 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...
    34 KB (3,573 words) - 05:53, 15 November 2023
  • 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 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 (264 words) - 00:55, 1 July 2022
  • 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 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 (3,078 words) - 19:22, 18 April 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 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...
    54 KB (6,540 words) - 01:40, 10 May 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 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...
    32 KB (3,776 words) - 02:33, 30 January 2024
  • 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) - 10:59, 31 July 2023
  • antiparasitic (rhein and saprorthoquinone, atovaquone), anti-tumor (emodin and juglone), inhibition of PGE2 biosynthesis (arnebinone and arnebifuranone) and anti-cardiovascular...
    15 KB (1,741 words) - 21:11, 6 May 2024
  • Thumbnail for Herbicide
    aclonifen aminocyclopyrachlor Bentazon bromoxynil clomazone DCBN dinoseb indaziflam juglone methazole metam sodium metamitron metribuzin pyribenzoxim Ziram...
    67 KB (7,869 words) - 14:11, 22 April 2024
  • 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 (1,999 words) - 22:34, 2 November 2023
  • 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 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 (5,495 words) - 00:45, 26 April 2024
  • 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...
    15 KB (1,740 words) - 21:33, 28 December 2023
  • performance. The black walnut, Juglans nigra, produces a secretion called juglone, which is toxic to a variety of flowers, herbaceous plants, and field crops...
    8 KB (838 words) - 03:21, 9 May 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 (466 words) - 01:23, 5 January 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...
    24 KB (2,393 words) - 14:01, 19 March 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
  • Pesticides Association Inter-Regional Research Project Number 4 Iprodione Juglone Kaolin spray Lampricide Larvicide Lead hydrogen arsenate Light brown apple...
    8 KB (569 words) - 17:15, 2 January 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 (9,801 words) - 14:19, 7 May 2024
  • potato, tobacco, petunia) as well, because it produces a chemical called juglone. Dill attracts tomato hornworm. Growing tomatoes with Basil does not appear...
    81 KB (3,168 words) - 21:37, 26 April 2024
  • inverted repeat - IscR stability element - isopiperitenol dehydrogenase - juglone 3-monooxygenase - junk DNA - k+-transporting ATPase - karyotype - KduI/IolB...
    22 KB (1,928 words) - 20:22, 8 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
  • 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) - 16:44, 29 January 2023
  • plants. One of the clearest examples of allelopathy is the production of juglone by walnut trees, whose strong competitive effects on neighboring plants...
    29 KB (3,378 words) - 02:09, 23 February 2024