Crystal dissolution of biological and ceramic apatites.

abstract：:Impact activity is an important contributor to bone accrual. Children engaging in such activity have been shown to have greater bone mineral density (BMD) than their peers. This cross-sectional study was designed to quantify the association between BMD and impact activity in pre-pubescent girls, specifically examining...

journal_title：Calcified tissue international

authors： Scerpella TA,Davenport M,Morganti CM,Kanaley JA,Johnson LM

更新日期：2003-01-01 00:00:00

abstract：:Atomic force microscopy (AFM) was used to obtain three-dimensional images of isolated mineralites extracted from young postnatal bovine bone. The mean mineralite size is 9 nm x 6 nm x 2.0 nm, significantly shorter and thicker than the mineralites of mature bovine bone measured by the same technique. Mineralites of the...

journal_title：Calcified tissue international

authors： Tong W,Glimcher MJ,Katz JL,Kuhn L,Eppell SJ

更新日期：2003-05-01 00:00:00

abstract：:The European Forsteo Observational Study was designed to examine the effectiveness of teriparatide in postmenopausal women with osteoporosis treated for up to 18 months in normal clinical practice in eight European countries. The incidence of clinical vertebral and nonvertebral fragility fractures, back pain, and heal...

journal_title：Calcified tissue international

authors： Langdahl BL,Rajzbaum G,Jakob F,Karras D,Ljunggren O,Lems WF,Fahrleitner-Pammer A,Walsh JB,Barker C,Kutahov A,Marin F

更新日期：2009-12-01 00:00:00

abstract：:Interleukin (IL)-6 is a bone-resorbing cytokine that acts primarily on osteoclast progenitors to stimulate both proliferation and differentiation. Glucocorticoids (GC) down-regulate IL-6 synthesis in different cell types, including osteoblasts. Given the fact that bone remodeling is a tightly controlled process, it is...

journal_title：Calcified tissue international

authors： Dovio A,Masera RG,Sartori ML,Racca S,Angeli A

更新日期：2001-11-01 00:00:00

abstract：:The evidence now strongly supports a central role for oestrogen in the maintenance of the normal female skeleton. Loss of endogenous oestrogen leads to a period of accelerated bone loss which can be prevented with appropriate oestrogen replacement. The route of administration is not important provided adequate dosages...

journal_title：Calcified tissue international

authors： Hillard TC,Stevenson JC

更新日期：1991-01-01 00:00:00

abstract：:A whole-body counter was used to measure the retention and distribution of radioactivity along the longitudinal axis of the body during 10 days after the intravenous injection of 50 microCi of 47Ca. These data and the simultaneous measurements of the serum specific activity allowed us to calculate, by the Bauer-Carlss...

journal_title：Calcified tissue international

authors： Bergmann P,Paternot T,Schoutens A

更新日期：1983-01-01 00:00:00

abstract：:The method of heat-denaturation and trypsin digestion was used to dissect bone biochemically into mineral-protected and mineral-unprotected pools of collagenous matrix. It was found that varying the particle size of the bone powder had a profound effect on the results. Using mature bovine cortical bone, the observed p...

journal_title：Calcified tissue international

authors： Wu JJ,Eyre DR

更新日期：1988-04-01 00:00:00

abstract：:Bone mass increases steadily until age 20-30 years, when peak bone mass (PBM) is acquired. Nutrition plays a critical role in achievement of the optimal genetically programmed PBM, with reduction in the risk of osteoporosis later in life. Intake of nutrients can be estimated through the use of various tools; typically...

journal_title：Calcified tissue international

authors： Pampaloni B,Bartolini E,Barbieri M,Piscitelli P,Di Tanna GL,Giolli L,Brandi ML

更新日期：2013-07-01 00:00:00

abstract：:Raman spectroscopy has been used to demonstrate, for the first time, that calcium mineralization in the core of the major lateral teeth of the chiton Acanthopleura echinata takes place as an ordered process, with crystalline carbonated apatite being the first mineral deposited. Deposition begins at the top of the toot...

journal_title：Calcified tissue international

authors： Lee AP,Brooker LR,Macey DJ,van Bronswijk W,Webb J

更新日期：2000-11-01 00:00:00

abstract：:High PTH levels increase bone turnover and decrease bone mineral density (BMD). Low plasma 25-hydroxyvitamin D (25OHD) levels cause secondary hyperparathyroidism, but the relative contribution of low 25OHD and high PTH levels on risk of fracture is largely unknown. Within the cohort of women (n = 2,016) included in th...

journal_title：Calcified tissue international

authors： Rejnmark L,Vestergaard P,Brot C,Mosekilde L

更新日期：2011-03-01 00:00:00

abstract：:We conducted a case-control study on fracture risk associated with the use of orally administered prednisolone/prednisone, budesonide, methylprednisolone, and hydrocortisone to assess if the various preparations were associated with different fracture patterns. Cases were all subjects with any fracture sustained durin...

journal_title：Calcified tissue international

authors： Vestergaard P,Rejnmark L,Mosekilde L

更新日期：2008-04-01 00:00:00

abstract：:Measurement of areal bone mineral density (aBMD) in intravertebral subregions may increase the diagnostic sensitivity of dual-energy X-ray absorptiometry (DXA)-derived parameters for vertebral fragility. This study investigated whether DXA-derived bone parameters in vertebral subregions were better predictors of verte...

journal_title：Calcified tissue international

authors： Briggs AM,Perilli E,Codrington J,Reynolds KJ,Parkinson IH,Wark JD

更新日期：2014-08-01 00:00:00

abstract：:Calcium and phosphate were allowed to diffuse into gelatin and Type I collagen gels which were then cut into slices and analyzed for ion concentrations. Solutions of calcium and phosphate were then prepared, with ion concentrations equivalent to the highest levels in the slices, and mixed together, whereupon a rapid a...

journal_title：Calcified tissue international

authors： Blumenthal NC,Cosma V,Gomes E

更新日期：1991-06-01 00:00:00

abstract：:Bone injury occurs in human hemolytic disorders associated with thrombosis, such as beta-thalassemia and sickle cell disease. Exposure of rats to 2-butoxyethanol (BE) has been associated with hemolytic anemia, disseminated thrombosis, and infarction in multiple organs including bone. This rat model apparently mimics a...

journal_title：Calcified tissue international

authors： Shabat S,Nyska A,Long PH,Goelman G,Abramovitch R,Ezov N,Levin-Harrus T,Peddada S,Redlich M,Yedgar S,Nyska M

更新日期：2004-03-01 00:00:00

abstract：:N-acetyl-beta-D-glucosaminidase (NAG) is a lysosomal enzyme predominantly located in renal proximal tubules. In idiopathic hypoparathyroidism (IHP), 100 Units of human PTH (1-34) increased urinary excretion of NAG from 0.029 +/- 0.027 to 0.173 +/- 0.035 U/lGF (p less than 0.05) in two patients before treatment and fro...

journal_title：Calcified tissue international

authors： Mizunashi K,Furukawa Y,Taguchi K,Kuwahara M,Miura R,Yumita S,Yoshinaga K

更新日期：1989-12-01 00:00:00

abstract：:Using a histochemical method for demonstrating acid phosphatase activity, we have studied osteoclasts residing at two different bone sites in rat incisor alveolar bone, one at the endosteum and the other at the tooth socket, and compared the response of these osteoclasts to systemic changes. After 12 days of calcium (...

journal_title：Calcified tissue international

authors： Liu CC,Baylink DJ

更新日期：1984-03-01 00:00:00

abstract：:Forty 5-week-old rats were randomly divided into 1 control group given a normal diet and water low in fluoride (0.026 mM/1) and experimental group receiving the same basic diet and a fluoride supplement of 2.6 mMol/l in the drinking water. After 30 weeks, half of the fluoride-supplemented and half of the nonsupplement...

journal_title：Calcified tissue international

authors： Rosenquist JB,Lorentzon PR,Boquist LL

更新日期：1983-07-01 00:00:00

abstract：:Discarded tissues, like human amniotic membranes and adipose tissue, were investigated for the application of Decellularized Human Amniotic Membrane (DAM) as a viable scaffold for transplantation of Adipose-derived stromal cells (ASCs) in bone regeneration of non-healing calvarial defects in rats. Amniotic membrane wa...

journal_title：Calcified tissue international

authors： Dziedzic DSM,Francisco JC,Mogharbel BF,Irioda AC,Stricker PEF,Floriano J,de Noronha L,Abdelwahid E,Franco CRC,de Carvalho KAT

更新日期：2021-01-09 00:00:00

abstract：:The present report compares the effects of different membrane phospholipid (PL)-cholesterol compositions on the kinetics of liposome-mediated formation of calcium phosphates from metastable solutions (2.25 mM CaCl2; 1.5 mM KH2PO4) at 22 degrees C, pH 7.4 and 240 mOsm. In most experiments, the liposomes were composed o...

journal_title：Calcified tissue international

authors： Skrtic D,Eanes ED

更新日期：1992-03-01 00:00:00

abstract：:Bone involvement, mainly osteoporosis but also osteosclerosis, is frequent in patients with indolent systemic mastocytosis (ISM). The recent characterization of the canonical Wnt/β-catenin pathway in the regulation of bone remodeling provided important insights for our understanding of the pathophysiology of a number ...

journal_title：Calcified tissue international

authors： Rossini M,Viapiana O,Zanotti R,Tripi G,Perbellini O,Idolazzi L,Bonifacio M,Adami S,Gatti D

更新日期：2015-05-01 00:00:00

abstract：:Ossification of the posterior longitudinal ligament of the spine (OPLL) is characterized by ectopic bone formation in the spinal ligaments. Mechanical stress, which acts on the posterior ligaments, is thought to be an important factor in the progression of OPLL. To clarify this mechanism, we investigated the effects o...

journal_title：Calcified tissue international

authors： Iwasaki K,Furukawa KI,Tanno M,Kusumi T,Ueyama K,Tanaka M,Kudo H,Toh S,Harata S,Motomura S

更新日期：2004-05-01 00:00:00

abstract：:In general, physical exercise appears to have favorable effects on the skeleton. However, a few recent reports have described negative effects, including reduced bone density (BMD) and high bone turnover in runners. The aim of our study was to compare endurance runners to controls with respect to BMD at different site...

journal_title：Calcified tissue international

authors： Brahm H,Ström H,Piehl-Aulin K,Mallmin H,Ljunghall S

更新日期：1997-12-01 00:00:00

abstract：:Pyrolyzed scales, fin spines, and bone from the ray-finned bony fish Polypterus (Actinopterygii) showed two mineral phases on X-ray diffraction: hydroxyapatite (HA), Ca5(PO4)3OH, and whitlockite, Ca3(PO4)2. The ratio of HA/whitlockite varied with the structure (scale, spine, bone) within each individual fish. The rela...

journal_title：Calcified tissue international

authors： Meinke DK,Skinner HC,Thomson KS

更新日期：1979-08-24 00:00:00

abstract：:Transcriptional regulation of the postnatal skeleton is incompletely understood. Here, we determined the consequence of loss of early growth response gene 1 (EGR-1) on bone properties. Analyses were performed on both the microscopic and molecular levels utilizing micro-computed tomography (micro-CT) and Fourier transf...

journal_title：Calcified tissue international

authors： Reumann MK,Strachna O,Lukashova L,Verdelis K,Donnelly E,Boskey AL,Mayer-Kuckuk P

更新日期：2011-07-01 00:00:00

abstract：:Vitamin K promotes the formation of gamma-carboxylated glutamate (GLA) in several protein species. GLA residues have a high affinity for the Ca ion. In the present study, we tested the hypothesis that experimental vitamin K deficiency in rats could induce changes in Ca metabolism. Vitamin K depletion, which was associ...

journal_title：Calcified tissue international

authors： Robert D,Jorgetti V,Lacour B,Leclerq M,Cournot-Witmer G,Ulmann A,Drüeke T

更新日期：1985-03-01 00:00:00

abstract：:Normal rat bone maturation has been studied using biochemical methods and hydrazine separation of matrix and mineral for X-ray diffraction. In the bone, the amount of mineral increases between 4 and 22 weeks of age, while in the matrix, the ratio of noncollagenous protein to collagen progressively decreases. In minera...

journal_title：Calcified tissue international

authors： Burnell JM,Teubner EJ,Miller AG

更新日期：1980-01-01 00:00:00

abstract：:The tumor-suppressor p53 is a transcription factor that regulates a number of genes in the process of cell-cycle inhibition, apoptosis, and DNA damage. Recent studies have revealed a crucial role for p53 in bone remodeling. In our previous studies we have shown that p53 is an important regulator of osteoblast differen...

journal_title：Calcified tissue international

authors： Chen H,Hays E,Liboon J,Neely C,Kolman K,Chandar N

更新日期：2011-11-01 00:00:00

abstract：:The solubilization of alkaline phosphatase (AP) from osteoblastic cell membranes obtained from human primary bone cell cultures was studied according to the age and sex of the donors (17 females, 11 males; age range: 2-77 years). Cell membranes were treated by non-ionic (n-octyl beta-D-glucopyranoside, OG), ionic or z...

journal_title：Calcified tissue international

authors： Bourrat C,Radisson J,Chavassieux P,Azzar G,Roux B,Meunier PJ

更新日期：2000-01-01 00:00:00

abstract：:The aim of this work was a preliminary assessment of the feasibility of using in vivo measurements of mechanical properties of bones to detect mineral loss and further to relate them to the tendency of the bone to fracture in the case of loss of minerals, such as in osteoporosis. Previous studies of bone strength in v...

journal_title：Calcified tissue international

authors： Dimarogonas AD,Abbasi-Jahromi SH,Avioli LV

更新日期：1993-03-01 00:00:00

abstract：:Patients with systemic lupus erythematosus (SLE), a chronic inflammatory disease characterized by loss of T- and B-cell tolerance to autoantigens, are at increased risk for osteoporosis and fractures. Mice deficient in Fc gamma receptor IIb (FcγRIIB) exhibit spontaneous SLE and its restoration rescues the disease. To ...

journal_title：Calcified tissue international

authors： Saiworn W,Thim-Uam A,Visitchanakun P,Atjanasuppat K,Chantaraaumporn J,Mokdara J,Chungchatupornchai S,Pisitkun P,Leelahavanichkul A,Poolthong S,Baron R,Lotinun S

更新日期：2018-12-01 00:00:00