Search Results - "Nancollas, George H."

Calcium Orthophosphates: Crystallization and Dissolution by Wang, Lijun, Nancollas, George H

“…Wang and Nancollas examine the dissolution and crystallization of calcium orthophosphates…”
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How to control the size and morphology of apatite nanocrystals in bone by Xie, Baoquan, Nancollas, George H.

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Pathways to biomineralization and biodemineralization of calcium phosphates: the thermodynamic and kinetic controls by Wang, Lijun, Nancollas, George H

“…Although extensive investigations of calcium phosphate crystallization have been performed, many have focused only on the final structures and morphologies and…”
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How Amelogenin Orchestrates the Organization of Hierarchical Elongated Microstructures of Apatite by Yang, Xiudong, Wang, Lijun, Qin, Yueling, Sun, Zhi, Henneman, Zachary J, Moradian-Oldak, Janet, Nancollas, George H

“…Amelogenin (Amel) accelerates the nucleation of hydroxyapatite (HAP) in supersaturated solutions of calcium phosphate (Ca−P), shortening the induction time…”
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Mimicking the Self-Organized Microstructure of Tooth Enamel by Wang, Lijun, Guan, Xiangying, Yin, Haoyong, Moradian-Oldak, Janet, Nancollas, George H

“…Under near-physiological pH, temperature, and ionic strength, amelogenin (Amel) accelerates hydroxyapatite (HAP) nucleation kinetics, decreasing the induction…”
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Molecular mechanisms of crystallization impacting calcium phosphate cements by Giocondi, Jennifer L., El-Dasher, Bassem S., Nancollas, George H., Orme, Christine A.

“…The biomineral calcium hydrogen phosphate dihydrate (CaHPO42H2O), known as brushite, is a malleable material that both grows and dissolves faster than most…”
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Phosphorylation of Osteopontin Is Required for Inhibition of Calcium Oxalate Crystallization by Wang, Lijun, Guan, Xiangying, Tang, Ruikang, Hoyer, John R, Wierzbicki, Andrzej, De Yoreo, James J, Nancollas, George H

“…Under near-physiological pH, temperature, and ionic strength, a kinetics constant composition (CC) method was used to examine the roles of phosphorylation of a…”
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Inhibition of calcium oxalate monohydrate growth by citrate and the effect of the background electrolyte by Weaver, Matthew L., Qiu, S. Roger, Hoyer, John R., Casey, William H., Nancollas, George H., De Yoreo, James J.

“…Pathological mineralization is a common phenomenon in broad range of plants and animals. In humans, kidney stone formation is a well-known example that…”
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Kinetics of canine dental calculus crystallization: An in vitro study on the influence of inorganic components of canine saliva by Borah, Ballav M., Halter, Timothy J., Xie, Baoquan, Henneman, Zachary J., Siudzinski, Thomas R., Harris, Stephen, Elliott, Matthew, Nancollas, George H.

“…[Display omitted] •Calcite is not the primary component of canine dental calculus.•Carbonated hydroxyapatite (CAP) is the primary component of canine dental…”
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The Role of Polycarboxylic Acids in Calcium Phosphate Mineralization by Tsortos, Achilles, Nancollas, George H.

“…The role of two polyelectrolytes, poly-L-glutamate and poly-L-aspartate, in the growth of calcium phosphate crystal phases, has been investigated at constant…”
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Bisphosphonate binding affinity as assessed by inhibition of carbonated apatite dissolution in vitro by Henneman, Zachary J., Nancollas, George H., Ebetino, F. Hal, Russell, R. Graham G., Phipps, Roger J.

“…Bisphosphonates (BPs), which display a high affinity for calcium phosphate surfaces, are able to selectively target bone mineral, where they are potent…”
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Dissolution at the Nanoscale: Self-Preservation of Biominerals by Tang, Ruikang, Wang, Lijun, Orme, Christine A., Bonstein, Tammy, Bush, Peter J., Nancollas, George H.

“…Dissolution of nanosized crystallites may be inhibited and even suppressed due to their small size. Nanoparticles with size distribution similar to that of…”
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Control of Biomineralization Dynamics by Interfacial Energies by Tang, Ruikang, Darragh, Molly, Orme, Christine A., Guan, Xiangying, Hoyer, John R., Nancollas, George H.

“…The critical length and density of the steps, rather than step morphology and velocity of deposition, are useful for understanding the effectiveness of the…”
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Tracking Amorphous Precursor Formation and Transformation during Induction Stages of Nucleation by Xie, Baoquan, Halter, Timothy J, Borah, Ballav M, Nancollas, George H

“…Hydroxyapatite (HAP) participates in vertebral bone and tooth formation by a nonclassical hitherto unknown nucleation mechanism, in which amorphous precursors…”
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Aggregation of Calcium Phosphate and Oxalate Phases in the Formation of Renal Stones by Xie, Baoquan, Halter, Timothy J, Borah, Ballav M, Nancollas, George H

“…The majority of human kidney stones are comprised of multiple calcium oxalate monohydrate (COM) crystals encasing a calcium phosphate nucleus. The…”
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Mechanism of Dissolution of Sparingly Soluble Electrolytes by Tang, Ruikang, Nancollas, George H, Orme, Christine A

“…Recent constant composition dissolution studies of sparingly soluble calcium phosphates have revealed an interesting and unusual behavior in that the rates…”
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Biomineralization mechanisms: a kinetics and interfacial energy approach by Nancollas, George H, Wu, Wenju

“…The calcium phosphates and oxalates are among the most frequently encountered biomineral phases and numerous kinetics studies have been made of their…”
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Fluorescent risedronate analogues reveal bisphosphonate uptake by bone marrow monocytes and localization around osteocytes in vivo by Roelofs, Anke J, Coxon, Fraser P, Ebetino, Frank H, Lundy, Mark W, Henneman, Zachary J, Nancollas, George H, Sun, Shuting, Blazewska, Katarzyna M, Bala, Joy Lynn F, Kashemirov, Boris A, Khalid, Aysha B, McKenna, Charles E, Rogers, Michael J

“…Bisphosphonates are effective antiresorptive agents owing to their bone‐targeting property and ability to inhibit osteoclasts. It remains unclear, however,…”
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Amelogenin Promotes the Formation of Elongated Apatite Microstructures in a Controlled Crystallization System by Wang, Lijun, Guan, Xiangying, Du, Chang, Moradian-Oldak, Janet, Nancollas, George H

“…The organic matrix in forming enamel consists largely of the amelogenin protein self-assembled into nanospheres that play a pivotal role in controlling the…”
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Modulation of Calcium Oxalate Crystallization by Linear Aspartic Acid-Rich Peptides by Wang, Lijun, Qiu, S. Roger, Zachowicz, William, Guan, Xiangying, DeYoreo, James J, Nancollas, George H, Hoyer, John R

“…Calcium oxalate monohydrate (COM) kidney stone formation is prevented in most humans by urinary crystallization inhibitors. Urinary osteopontin (OPN) is a…”
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