How To Use Divalent In A Sentence

  • ~ Copper, like iron, forms two series of compounds: in the cuprous compounds it is univalent; in the cupric it is divalent. An Elementary Study of Chemistry
  • 'A surprising variety of enzymatic reactions in the body are activated by any of a number of divalent metallic ions of similar ionic radius. The Martian Way
  • In the presence of oxygen, the thermal decomposition of amphiboles is associated with an oxidation of divalent iron to trivalent iron, which may lead to an increase in the sample weight. Geology of asbestos
  • It has been reported that doxorubicin can be concentrated to such an extent within liposomes that gelation takes place in the presence of the divalent sulfate counterion.
  • In the octahedral layer (brucite), magnesium can be substituted by several divalent ions, Fe+2, Mn +2, or Ni+2. Geology of asbestos
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  • When the divalent cation dissociates from actin, the affinity of actin for nucleotide is greatly reduced.
  • The common characteristics of flavonol SOTs are as follows: they all do not use divalent cations for sulphonation, they have a similar mass of 35 kDa, and the active form of these enzymes is a monomer.
  • The hydrophobic fourfold channels, in contrast, present large energy barriers for both monovalent and divalent ions, practically insurmountable for the latter.
  • EDTA chelates divalent cations and thus prevents the formation of the inactive complex.
  • Stable images have been obtained by pretreating the mica with a solution containing divalent cations such as Mg 2 + ions.
  • Experiments with erythrocytes were repeated with either sodium sulfate or sodium nitrate replacing the divalent ion at the same concentration.
  • Control experiments were conducted with ionomycin added in the absence of divalent cation to identify any contributions to laurdan fluorescence caused directly by the ionophore.
  • Fully deprotonating both acidic residues would appear to totally alter the selectivity of the channel, making it more suitable for divalent ions than monovalent ones.
  • There is no evidence before me of the solubility either of divalent or of heptavalent manganese.
  • False negatives (no light when there should be light): arsenate, perchlorate, most heavy metals, divalent cation chelating agents (EDTA is fine in small doses so long as Mg++ is in excess). Snowed under
  • Recent studies indicate that the major chemical form of anthropogenic mercury is gaseous elemental mercury, contributing about 53% of the total emissions, followed by gaseous divalent mercury with 37%. Global anthropogenic emissions of mercury to the atmosphere
  • In the octahedral layer (brucite), magnesium can be substituted by several divalent ions, Fe+2, Mn +2, or Ni+2. Geology of asbestos
  • In place of the structure of the neutral atom we are left with the structure of the corresponding monovalent, divalent, or trivalent atomic ion. Johannes Stark - Nobel Lecture
  • Because the Born energy is the square function of the charge, the barrier height is expected to be four times larger for divalent ions than for monovalent ions, and orders of magnitude greater for polyvalent ions.
  • These channels appear to be plasma membrane-located and non-selective, being permeable to both monovalent and divalent cations.
  • On different days, the standard protocol was repeated with the diluent containing different divalent ion concentrations.
  • Our observations support the claim that monovalent or divalent cations are not necessary to polymerize G-actin into F-actin.
  • In addition, divalent metal adduction provided improved positive mode ionization efficiency for these peptides.
  • The hydrogen ion causes coagulation of surface tissue, which eventually appears as a grayish white area surrounded by erythema. 16 Fluoride ions freely penetrate the skin and continue into deeper tissues, causing cellular death and liquifaction necrosis of soft tissue. 22,15 Neutralization of fluoride ions occurs when fluoride complexes with calcium and other divalent cations in the tissues, forming an insoluble salt. Hydrofluoric Acid
  • Finally inclusion of EDTA in the reaction mixture inhibited the binding reaction suggesting that the divalent cations are essential for this binding activity.
  • The stability of hydrated divalent iodatesbe related to the electronegativity of the corresponding cations.
  • In water treatment, the ion exchange resin which is used is usually more selective for divalent and trivalent ions, which is practical since the problematic ions are usually one of the two.
  • A trivalent carbon atom and a divalent hydrogen atom: who changed the rules without warning me? [eyewatch 1227] how stupid are people these days
  • The rationale for the use of topical preparations is to apply a divalent cation that will bind to form a insoluble salt, thus limiting percutaneous penetration of the fluoride ion. 15 Calcium gluconate gel 2.5 percent is a topical treatment for hydrofluoric acid burns. Hydrofluoric Acid
  • However, EDTA is not ideal because it also binds essential divalent cations such as calcium and zinc.
  • Tetravalent terpenes, such as limonene, take four atoms of hydrogen whilst divalent terpenes (pinene, camphene) can fix only two, in accordance with the predictions made in the excellent work of Wallach. Paul Sabatier - Nobel Lecture
  • Thus, the competition between monovalent and divalent cations acts only on the DNA sites and does not act on the mica sites.
  • In an alternative model, two pairs of the negatively charged residues would chelate two divalent cations.
  • Many hydrolytic enzymes are thought to utilize divalent, dinuclear metal ion complexes to catalyze hydrolysis of phosphate esters and phosphoric anhydrides of biological substrates such as ATP and DNA.
  • Thus, the competition between monovalent and divalent cations acts only on the DNA sites and does not act on the mica sites.

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