(n.) An element obtained by reduction of its oxide, as a hard, grayish white metal, fusible with difficulty, but easily oxidized. Its ores occur abundantly in nature as the minerals pyrolusite, manganite, etc. Symbol Mn. Atomic weight 54.8.
Example Sentences:
(1) This result was confirmed by atomic absorption spectroscopy, which indicated a stoicheiometry for copper and manganese of approx.
(2) Although GTP most potently inhibited [125I]beta h-endorphin binding in the presence of sodium, inhibition of [125I]beta h-endorphin binding by GTP was also observed in the presence of the monovalent cations lithium and potassium, but not the divalent cations magnesium, calcium, or manganese.
(3) In the present study, maternal and fetal zinc (Zn), copper (Cu), manganese (Mn), iron (Fe), magnesium (Mg), and calcium (Ca) status has been studied in Sprague-Dawley (SD) and Wistar rats.
(4) The subjects were exposed to manganese, iron , chromium compounds, thermal radiation, high temperature and noise.
(5) Experiments were conducted with young chicks to investigate the effect of various feed ingredients on manganese (Mn) bioavailability.
(6) The method was tested by using monolayers of alveolar macrophages from rabbits exposed to manganese dioxide particles.
(7) In order to determine the specific action of cadmium on bone metabolism, the effect of cadmium on alkaline phosphatase activity, a marker enzyme of osteoblasts, was compared with that of other divalent heavy metal ions, i.e., zinc, manganese, lead, copper, nickel and mercury (10 microM each), using cloned osteoblast-like cells, MC3T3-E1.
(8) 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).
(9) The manganese-containing (MnSOD) and iron-containing (FeSOD) superoxide dismutases from Escherichia coli are extensively (greater than 95%) inactivated by treatment with phenylglyoxal.
(10) It is suggested that there is a fundamental difference between magnesium and manganese in the activation of the enzyme.
(11) Chronic dietary deficiency of calcium (Ca) and magnesium (Mg) with excessive intake of aluminum (Al) and manganese (Mn) has been implicated in the pathogenesis of high incidence amyotrophic lateral sclerosis (ALS) in the Western Pacific.
(12) RNA synthesis required all four ribonucleoside triphosphates and was dependent on magnesium or manganese; optimal activity required potassium or ammonium ions.
(13) The stimulatory effects of manganese were inhibited by calcitonin but not by indomethacin.
(14) Electron spin resonance (ESR) spin trapping methodology has been used to study the reactions of manganese dusts with glutathione, employing alpha-(4-pyridyl-1-oxide)-N-tert-butyl-nitrone (PBN) and 5,5-dimethyl-1-pyrroline-N-oxide (DMPO) as spin traps.
(15) Because DMP oxidation by this enzyme is only slightly inhibited by Mn2+, this substrate should not be used in assays to detect manganese peroxidase.
(16) A major disruption in primary metabolism and hence secondary metabolism was discounted since eight primary metabolism enzymes showed no evidence of unusual changes in specific activity when normal and manganese-deficient cultures were compared.
(17) Local cobalt (Co2+) or manganese (Mn2+) applications could abolish amino acid-evoked [Ca2+]o changes, whereas most of the [K+]o changes persisted.
(18) Previous studies in neonatal and suckling animals showed that immature animals have a greatly diminished capacity to excrete manganese and therefore were considered to be unable to regulate tissue manganese concentrations.
(19) The influence of the electric field of commerical frequency on metabolism and interorgan distribution of copper, molybdenum, iron and manganese was studied in the 4-month experiment on animals with their daily 30-minute exposition.
(20) Manganese therefore acts as a catalyst for the non-enzymatic reaction, but magnesium does not.
Wad
Definition:
(n.) Woad.
(n.) A little mass, tuft, or bundle, as of hay or tow.
(n.) Specifically: A little mass of some soft or flexible material, such as hay, straw, tow, paper, or old rope yarn, used for retaining a charge of powder in a gun, or for keeping the powder and shot close; also, to diminish or avoid the effects of windage. Also, by extension, a dusk of felt, pasteboard, etc., serving a similar purpose.
(n.) A soft mass, especially of some loose, fibrous substance, used for various purposes, as for stopping an aperture, padding a garment, etc.
(v. t.) To form into a mass, or wad, or into wadding; as, to wad tow or cotton.
(v. t.) To insert or crowd a wad into; as, to wad a gun; also, to stuff or line with some soft substance, or wadding, like cotton; as, to wad a cloak.
(n.) Alt. of Wadd
Example Sentences:
(1) It is suggested that this early immune maturity may play a role in the hardiness of WAD goats and in their relative resistance to helminth and protozoan infection as compared with local sheep.
(2) Six of the WAD goats carried natural infections of H. contortus and T. colubriformis and eight other (tracer) goats acquired their infections from a grass paddock artificially contaminated with H. placei, C. pectinata and C. punctata, during May to October.
(3) The structure and morphology of the sternum from 33 West African dwarf (WAD) and sixteen Danish Landrace breed goats were studied radiographically.
(4) Well, he doesn’t have a mandate to break the law and he doesn’t have a mandate for handing out big wads of cash out on the ocean,” she said.
(5) The osmotic fragility of erythrocytes of West African Dwarf (WAD) goats and of WAD sheep was determined at different temperatures and pH.
(6) Look,” Kasich said as he celebrated his big win in his home state of Ohio, “this is all I got.” At this point, he held open his suit jacket to reveal no counterfeit watches, concealed weapons or wads of cash.
(8) Other members of Congress have been hit with wads of "evidence" and demands for meetings by supporters of the birther movement.
(9) When the penalty fine was eventually paid the man peeled a £20 note from a wad of notes that would have choked a donkey.
(10) I sit in the control room for one session, as the composer leafs through a vast wad of papers, and calmly speaks directions to the assembled musicians on the other side of a glass divide.
(11) He and his entourage would spend raucous weekends in luxury resorts, paying with wads of cash pulled carelessly from their pockets.
(12) There are also discussed the infectious complications of the nasal wads and great stress is laid upon avoiding errors in therapeutical measures.
(13) Labor’s immigration spokesman Richard Marles said Abbott’s refusal to deny the practice had left the door wide open to the idea the government was handing wads of taxpayer’s cash to smugglers.
(14) One hundred fifty patients suffering from severe protein-calorie malnutrition, admitted in 1 month to the Pediatric wards of Wad Medani Hospital, Sudan, were classified according to the Wellcome classification.
(15) Even as he handed out wads of petrodollars to impoverished developing countries, their leaders mocked him behind his back for being a buffoon and a clown.
(16) Water samples from four areas [Kass, Kosti, Wad Medani and Omdurman] two of which are known for endemic goitre did not appear to have any goitrogenic effect in our preliminary experiment using porcine thyroid follicle cell preparations.
(17) Another three WAD goats were artificially infected with mixed cultures of L3 of the latter three nematodes, while five goats were inoculated with 1500-2000 L3 of H. contortus harvested from cultures incubated at 25-30 degrees C for 8 days either in the dark or under normal laboratory conditions.
(18) They didn’t feel like they needed to blow their wad in the trailers.” There’s not an ounce of cynicism in his enthusiasm.
(19) Just need to make it count in the red zone and not blow their metaphorical wad on stupid plays."
(20) At the end of the period of exposure the substance remaining on the skin was recovered with the aid of cotton wads or Tesa adhesive tape and the spectrum of metabolites in the skin and the rinsing fluid determined by thin-layer chromatography.