What's the difference between lignin and wood?

Lignin


Definition:

  • (n.) A substance characterizing wood cells and differing from cellulose in its conduct with certain chemical reagents.

Example Sentences:

  • (1) The manganese peroxidase (MnP), from the lignin-degrading fungus Phanerochaete chrysosporium, an H2O2-dependent heme enzyme, oxidizes a variety of organic compounds but only in the presence of Mn(II).
  • (2) 2-Chloro-1,4-dimethoxybenzene (IV) is oxidized by lignin peroxidase to generate 2,5-dimethoxy-1,4-benzoquinone (V), which is reduced to 2,5-dimethoxy-1,4-hydroquinone (VI).
  • (3) Increased numbers of fungi were detected only in the variant with AS-lignin at the end of the incubation.
  • (4) The molecular weight distribution of the dioxane-soluble lignin remained constant during degradation, but that of the water-soluble fraction changed to higher molecular weights.
  • (5) The experiments were performed with veratryl alcohol and a dimeric lignin model compound.
  • (6) The hydrolytic products of lignins, humic acids and industrial waste including hydroquinone, catechol, resorcinol, pyrogallol and 1,2,4-benzenetriol are widely distributed in water sources.
  • (7) Apparent digestibilities of DM, OM, CP, neutral detergent solubles and permanganate lignin were higher (P less than .01) and digestibilities of NDF and ADF, hemicellulose and cellulose were lower (P less than .01) for steers consuming alfalfa compared to orchardgrass silage.
  • (8) This study compared the dietary fiber (DF), neutral detergent fiber (NDF), cellulose, hemicellulose, lignin, and pectin content of selected fruits and vegetables.
  • (9) In the second pilot experiment, Phanerochaete chrysosporium and Chaetomium globosum, which are known for their ability to degrade lignin, were each incubated with wood dusts in a mixture of physiological saline and nutrient broth for either 3 or 30 days.
  • (10) Furthermore, oxidized lignin peroxidase is clearly a stronger oxidant than oxidized HRP or laccase.
  • (11) Goats selected diets 4% higher (P less than .1) in neutral detergent fiber on the control pastures than on the treated pastures; otherwise, diets selected by the goats on the various pastures were similar in terms of crude protein, lignin and in vitro organic matter digestibility.
  • (12) The concentration of oxalate in these cultures decreased during the period in which maximum lignin peroxidase activity (veratryl alcohol oxidation) was detected.
  • (13) In this study dosages of psyllium seed husk or lignin acceptable to patients with gallstones do not appear to alter the relative amounts of cholesterol, or individual bile acids in the bile.
  • (14) Natural lignocelluloses containing 14C primarily in their lignin components were prepared by feeding plants uniformly labeled L-[14C]phenylalanine through their cut stems.
  • (15) The ability of selected bacterial strains and consortia to mineralize degradation intermediates produced by Phanerochaete chrysosporium from 14C-labeled synthetic lignins was studied.
  • (16) Recombinant Phanerochaete chrysosporium lignin peroxidase isozyme H2 (pI 4.4) was produced in insect cells infected with a genetically engineered baculovirus containing a copy of the cDNA clone lambda ML-6.
  • (17) Lignin peroxidase also hydroxylated 1-(4'-ethoxy-3'-methoxyphenyl)propane II at the alpha-position to yield 1-(4'-ethoxy-3'-methoxyphenyl)-1-hydroxypropane VI under anaerobic conditions in the presence of mCPBA.
  • (18) Veratryl alcohol acts as a third substrate (with H2O2 and the azo dye) in the lignin peroxidase cycle during oxidations of azo dyes.
  • (19) The fungal fractions identified as cellulose and lignin varied widely with substrate.
  • (20) The oxidation of coniferyl alcohol (CA), a lignin precursor, by cell wall peroxidases may take place at the expense of indole-3-acetic acid (IAA) and O2, and in the absence of H2O2.

Wood


Definition:

  • (a.) Mad; insane; possessed; rabid; furious; frantic.
  • (v. i.) To grow mad; to act like a madman; to mad.
  • (n.) A large and thick collection of trees; a forest or grove; -- frequently used in the plural.
  • (n.) The substance of trees and the like; the hard fibrous substance which composes the body of a tree and its branches, and which is covered by the bark; timber.
  • (n.) The fibrous material which makes up the greater part of the stems and branches of trees and shrubby plants, and is found to a less extent in herbaceous stems. It consists of elongated tubular or needle-shaped cells of various kinds, usually interwoven with the shinning bands called silver grain.
  • (n.) Trees cut or sawed for the fire or other uses.
  • (v. t.) To supply with wood, or get supplies of wood for; as, to wood a steamboat or a locomotive.
  • (v. i.) To take or get a supply of wood.

Example Sentences:

  • (1) A modification of the manual glucose oxidase-gum guaiacum method of Shipton, B., Wood, P.J.
  • (2) Undaunted by the sickening swell of the ocean and wrapped up against the chilly wind, Straneo, of Woods Hole Oceanographic Institution, one of the world's leading oceanographic research centres, continues to take measurements from the waters as the long Arctic dusk falls.
  • (3) Wood tells clients: Carney said an interest rate hike: “could happen sooner than markets currently expect”.
  • (4) Also, isotypes to HCHO-HSA resulted from the exposure and no other sources, such as smoking, mobile home residency, and use of wood stoves.
  • (5) It reveals just how China's appetite for wood has grown in the past decades as a result of consumption by the new middle classes, as well as an export-driven wood industry facing growing demand from major foreign furniture and construction companies.
  • (6) Wood will play Brinnin, an American poet and literary scenester who was friends with Thomas as well as Truman Capote and Tennessee Williams.
  • (7) The streets of Jiegu are now littered with concrete remnants of modern structures and the flattened mud and painted wood of traditional Tibetan buildings.
  • (8) Her unclothed remains were found six months later by mushroom pickers at Yateley Heath Woods, near Fleet, Hampshire, 25 miles away.
  • (9) Bloody odd combination but those Orange Foam Headphones would blast those magnificent records into my developing brain over and over again" chernypyos – Björk's Human Behavior and Sinead O'Connor's Fire On Babylon: "bjork's 'human behavior' and sinead o'connor's "fire on babylon" oddly stick in my head from that one evening walking in the woods, breathing the damp air, and feeling pleasantly invisible" Pyromancer – REM – Automatic for the People Blood Sugar Sex Magic Pearl Jam - Vs RATM's first album Portishead Maxinquaye by Tricky Manic Street Preachers – Gold Against the Soul Smashing Pumpkins, Siamese Dream "I used to go to the local library and take out a CD (50p for 3 weeks!
  • (10) Rhiannon Lucy Cosslett on Leanne Wood Facebook Twitter Pinterest Leanne Wood.
  • (11) Even if you're being generous, Wood's vision of an alternative can feel like a utopian work in progress.
  • (12) Erythema gyratum repens is a cutaneous eruption with a unique morphology resembling a wood grain pattern.
  • (13) We discuss the tasks and present data on financial planning, on putting financial plans into operation, and on monitoring progress toward financial independence for a set of ten demonstration projects sponsored by the Robert Wood Johnson Foundation.
  • (14) Campbell, Ann E. (Woods Hole Oceanographic Institution, Woods Hole, Mass.
  • (15) The paper has expanded its distribution to stations including St John's Wood and Putney.
  • (16) And what the hell do bears get up to in those woods?
  • (17) I am being prayed for in the woods of northern California!
  • (18) The contract envisaged freeing up staff time by moving to a ‘self-service’ model where, for example, residents send their own faxes and book their own visits.” The report also discloses that the kiosks are being used by detainees to order their food and can be used in the languages most commonly spoken at Yarl’s Wood.
  • (19) But we will need the nurseries as they are going to be very important in restocking woods" if varieties that are resistant to ash dieback become available.
  • (20) Grid reference: 54.5763, -2.8734 Photograph: www.wildswimming.com Lower Ddwli Falls, Waterfall Woods, Brecon Beacons In the south-west hills of the Brecon Beacons , near Ystradfellte, you'll find some of the most amazing waterfall plunge pools in Britain.