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  • development
  • The obtained results suggest that the nanoscale particle size and the corresponding coarseness of the surface of particle conglomerates as the cell attachment points may present a favorable starting point for the development of calcium-phosphate-based osteogenic drug delivery devices. (chapman.edu)
  • specific
  • The calcium phosphate sample with the highest specific surface area and the smallest, spherical particle size was the most effective in both drug loading and release, consequently having the highest antibacterial efficiency. (chapman.edu)
  • study
  • The aim of this study was to determine the physiological role of the PitA phosphate transporter in Mycobacterium smegmatis . (biomedcentral.com)
  • The present study was directed at investigating the role of the low-affinity phosphate transporter in a bacterium containing at least two high-affinity systems, using the model of M. smegmatis . (biomedcentral.com)
  • PO43
  • Calcium phosphate refers to numerous materials consisting of calcium ions (Ca2+) together with orthophosphates (PO43−), metaphosphates or pyrophosphates (P2O74−) and occasionally oxide and hydroxide ions. (wikipedia.org)
  • compound
  • A phosphate salt forms when a positively charged ion attaches to the negatively charged oxygen atoms of the ion, forming an ionic compound. (wikipedia.org)
  • listed as "potassium phosphate, dibasic") The compound is for food uses although it may be bad for consumers to eat vast amounts of it. (wikipedia.org)
  • Template:Chembox Properties e Triphenyl phosphate (TPhP) is the chemical compound with the formula OP(OC6H5)3. (wikipedia.org)
  • Tributyl phosphate, known commonly as TBP, is an organophosphorus compound with the chemical formula (CH3CH2CH2CH2O)3PO. (wikipedia.org)
  • Reduction of this compound with alcohols gives the vanadium(IV) phosphates. (wikipedia.org)
  • Tricalcium
  • Tricalcium phosphate (sometimes abbreviated TCP) is a calcium salt of phosphoric acid with the chemical formula Ca3(PO4)2. (wikipedia.org)
  • Most commercial samples of "tricalcium phosphate" are in fact hydroxyapatite. (wikipedia.org)
  • Much of the "tricalcium phosphate" on the market is actually powdered hydroxyapatite. (wikipedia.org)
  • Tricalcium phosphate is produced commercially by treating hydroxyapatite with phosphoric acid and slaked lime. (wikipedia.org)
  • The precipitate will either be "amorphous tricalcium phosphate", ATCP, or calcium deficient hydroxyapatite, CDHA, Ca9(HPO4)(PO4)5(OH), (note CDHA is sometimes termed apatitic calcium triphosphate). (wikipedia.org)
  • Crystalline tricalcium phosphate can be obtained by calcining the precipitate. (wikipedia.org)
  • β-tricalcium phosphate has a crystallographic density of 3.066 g cm−3 while the high temperature forms are less dense, α-tricalcium phosphate has a density of 2.866 g cm−3 and α'-tricalcium phosphate has a density of 2.702 g cm−3 All forms have complex structures consisting of tetrahedral phosphate centers linked through oxygen to the calcium ions. (wikipedia.org)
  • Tricalcium phosphate occurs naturally in several forms, including: as a rock in Morocco, Israel, Philippines, Egypt, and Kola (Russia) and in smaller quantities in some other countries. (wikipedia.org)
  • Biphasic tricalcium phosphate, BCP, was originally reported as tricalcium phosphate, but X-Ray diffraction techniques showed that the material was an intimate mixture of two phases, hydroxyapatite, HA, and β-tricalcium phosphate. (wikipedia.org)
  • Tricalcium phosphate is used in powdered spices as an anticaking agent, e.g. to prevent table salt from caking. (wikipedia.org)
  • potassium
  • A dipotassium phosphate solution is formed by the stoichiometric reaction of phosphoric acid with two equivalents of potassium hydroxide: H3PO4 + 2 KOH → K2HPO4 + 2 H2O As a food additive, dipotassium phosphate is used in imitation dairy creamers, dry powder beverages, mineral supplements, and starter cultures. (wikipedia.org)
  • Chemistry
  • In: Crystal Chemistry of Condensed Phosphates. (springer.com)
  • Marshall, W.J. "Flux Growth of Vanadyl Pyrophosphate, (VO)2P2O7, and Spin Dimer Analysis of the Spin Exchange Interactions of (VO)2P2O7 and Vanadyl Hydrogen Phosphate, VO(HPO4)·0.5H2O" Inorganic Chemistry 2002, volume 41, p4664-4672. (wikipedia.org)
  • Johnson, J.W. "Synthesis, structure, and properties of two vanadium(III) phosphates: V(PO4).H2O and V1.23(PO4)(OH)0.69(H2O)0.31.0.33H2O" Inorganic Chemistry 1994, vol. 33, p2481-2487. (wikipedia.org)
  • Minerals
  • Residual HF typically reacts with silicate minerals co-mingled with the phosphate ores to produce hydrofluorosilicic acid (H 2 SiF 6 ). (wikipedia.org)
  • The phosphate class of minerals is a large and diverse group, however, only a few species are relatively common. (wikipedia.org)
  • Phosphate minerals are often used for control of rust and prevention of corrosion on ferrous materials applied with electrochemical conversion coatings. (wikipedia.org)
  • nucleotide
  • Nicotinamide adenine dinucleotide phosphate , abbreviated NADP + or, in older notation, TPN (triphosphopyridine nucleotide), is a cofactor used in anabolic reactions , such as lipid and nucleic acid synthesis, which require NADPH as a reducing agent . (wikipedia.org)
  • guanosine phosphate The nucleotide of the purine base guanine . (encyclopedia.com)
  • lipids
  • Authoritative and cutting-edge, Inositol Phosphates and Lipids: Methods and Protocols compiles many of the techniques that underscore phosphorylated inositol cell biology in one convenient guide. (springer.com)
  • however, 1-phosphate is specifically used in archeal ether lipids. (wikipedia.org)
  • acyl
  • In eukaryotes , it is first acylated on its sn -1 position by an ER- or mitochondrial membrane enzyme, glycerol-3-phosphate O-acyltransferase , and another acyl group is then added on the sn -2 position making phosphatidic acids . (wikipedia.org)