Sensitivity of dual-photon absorptiometry in spinal osteoporosis.

abstract：:We compared the effects of four vitamin D metabolites, 1 alpha,25 dihydroxy vitamin D3 (1 alpha,25(OH)2D3), 1 alpha hydroxy vitamin D3 (1 alpha OH D3), 25 hydroxy vitamin D3 (25 OH D3), and 24R,25 dihydroxy vitamin D (24R,25(OH)sD3) on resorption and collagen synthesis in fetal rat bone maintained in organ culture. Re...

journal_title：Calcified tissue international

authors： Raisz LG,Kream BE,Smith MD,Simmons HA

更新日期：1980-01-01 00:00:00

abstract：:We describe a tall-statured 14-year-old boy who illustrated the full phenotypic and radiographic features of Stickler syndrome type I. A bone biopsy showed evidence of reduced bone mass and bone turnover, such as reduced BV/TV (-43%), TbTh (-29%), and OS/BS (-48%), Ob.S/BS (-27%), and Oc/BS (-47%) compared to "age-mat...

journal_title：Calcified tissue international

authors： Al Kaissi A,Roschger P,Nawrot-Wawrzyniak K,Krebs A,Grill F,Klaushofer K

更新日期：2010-02-01 00:00:00

abstract：:Matrix extracellular phosphoglycoprotein (MEPE) is an inhibitor of mineralization in situ and in cell cultures where altered expression is associated with oncogenic osteomalacia and hypophosphatemic rickets. The purpose of this study was to determine whether the intact protein or the peptide(s) originating from this p...

journal_title：Calcified tissue international

authors： Boskey AL,Chiang P,Fermanis A,Brown J,Taleb H,David V,Rowe PS

更新日期：2010-01-01 00:00:00

abstract：:The effect of SrCl(2) treatment on bone nanostructure in a rat ovariectomy model was studied using scanning small-angle X-ray scattering (sSAXS). Twelve 6-month-old female Wistar rats were used. Six animals were ovariectomized (+ovx) and six were left intact after sham surgery (-ovx). Six animals, three +ovx and three...

journal_title：Calcified tissue international

authors： Bünger MH,Oxlund H,Hansen TK,Sørensen S,Bibby BM,Thomsen JS,Langdahl BL,Besenbacher F,Pedersen JS,Birkedal H

更新日期：2010-04-01 00:00:00

abstract：:Several studies have shown an association between circulating leptin concentration and bone mineral density. but most studies are cross-sectional in design and report findings in women only. We per-formed a population-based longitudinal study relating baseline plasma leptin concentration to bone mass at the lumbar spi...

journal_title：Calcified tissue international

authors： Dennison EM,Syddall HE,Fall CH,Javaid MK,Arden NK,Phillips DI,Cooper C

更新日期：2004-05-01 00:00:00

abstract：:Differences in trabecular and cortical bone loss have been demonstrated clinically, but differences in bone loss at different skeletal sites remain unclear. We examined regional variations in bone loss histomorphometrically in two strains of mice in which osteopenia progresses spontaneously: tiptoe-walking Yoshimura (...

journal_title：Calcified tissue international

authors： Kobayashi Y,Goto S,Tanno T,Yamazaki M,Moriya H

更新日期：1998-05-01 00:00:00

abstract：:Osteoclastic bone resorption can be induced within the auditory bulla of the Mongolian gerbil by minute increases in air pressure. The objective of this study was to determine the rate at which osteoclasts are induced in areas of resorption and to compare the rate of osteoblast recruitment. Stainless steel tubes were ...

journal_title：Calcified tissue international

authors： Chole RA,Chan DE

更新日期：1989-11-01 00:00:00

abstract：:It is generally accepted that bone formation is depressed during corticosteroid treatment, but the effects of glucocorticoids on bone resorption are less well characterized. We have investigated the effects of short-term treatment with high-dose oral glucocorticoids on biochemical markers of bone turnover in 20 consec...

journal_title：Calcified tissue international

authors： Bornefalk E,Dahlén I,Michaëlsson K,Ljunggren,Ljunghall S

更新日期：1998-07-01 00:00:00

abstract：:Data have accumulated to show that various types of collagen crosslinking are implicated in the health of individuals, as well as in a number of disease states, such as osteoporosis, diabetes mellitus, chronic kidney disease, inflammatory bowel disease, or in conditions of mild hyperhomocysteinemia, or when glucocorti...

journal_title：Calcified tissue international

authors： Saito M,Marumo K

更新日期：2015-09-01 00:00:00

abstract：:The existence of nutritional deficiency rickets among infants in sunny Riyadh was confirmed radiologically. Most of the rachitic infants were breast-fed, some received unsupplemented infant feeding formulae, and all live in an environment that is devoid of sunlight. Their mean age at the time of onset was 10.5 months....

journal_title：Calcified tissue international

authors： Elidrissy AT,Sedrani SH,Lawson DE

更新日期：1984-05-01 00:00:00

abstract：:Adiponectin, a protein classically known to be secreted by adipocytes, is also secreted by bone-forming cells. Results of previous studies have been contradictory as to whether serum adiponectin and bone mineral density (BMD) are associated. The aim of this study was to investigate a possible association between serum...

journal_title：Calcified tissue international

authors： Frost M,Abrahamsen B,Nielsen TL,Frystyk J,Flyvbjerg A,Hagen C,Andersen M,Brixen K

更新日期：2010-07-01 00:00:00

abstract：:The purpose of this study was to estimate clinical validity of a new available immunoradiometric assay for circulating intact human BGP (N-tact Osteo SP) by measuring this protein in a large number of normal subjects and patients with the most common metabolic bone diseases. One hundred normal subjects were studied in...

journal_title：Calcified tissue international

authors： Minisola S,Pacitti MT,Romagnoli E,Rosso R,Carnevale V,Caravella P,Scillitani A,Dicembrino F

更新日期：1999-05-01 00:00:00

abstract：:We studied the epidemiology of osteoporotic fractures of the proximal femur (cervical and trochanteric fractures) in residents of Barcelona, aged 45 years or over, for a 1-year period. Fractures resulting from metastases were not included. During the period of observation, a total of 1,358 patients with hip fractures ...

journal_title：Calcified tissue international

authors： Diez A,Puig J,Martinez MT,Diez JL,Aubia J,Vivancos J

更新日期：1989-06-01 00:00:00

abstract：:Humanin (HN), a mitochondrial derived peptide, plays cyto-protective role under various stress. In this study, we aimed to investigate the effects of HNGF6A, an analogue of HN, on osteoblast apoptosis and differentiation and the underlying mechanisms. Cell proliferation of murine osteoblastic cell line MC3TC-E1 was ex...

journal_title：Calcified tissue international

authors： Zhu X,Zhao Z,Zeng C,Chen B,Huang H,Chen Y,Zhou Q,Yang L,Lv J,Zhang J,Pan D,Shen J,Duque G,Cai D

更新日期：2020-05-01 00:00:00

abstract：:Toxicological studies have demonstrated that intermittent PTH1-34 treatment is associated with an increased incidence of osteosarcoma in Fischer 344 rats. Comet and micronucleus (MN) tests, standard methods to evaluate genotoxic potential of drugs, were used to detect DNA and chromosome breaks, respectively, after PTH...

journal_title：Calcified tissue international

authors： Alves de Oliveira EC,Szejnfeld VL,Pereira da Silva N,Coelho Andrade LE,Heldan de Moura Castro C

更新日期：2010-11-01 00:00:00

abstract：:The purpose of this study was to determine whether total serum calcium, parathyroid gland structure, and/or levels of parathyroid hormone, 1,25 and 24,25 DHCC, are altered in pigs with dental and skeletal fluorosis. Eight experimental animals receiving 2 mg F-/kg b.w. per day from age 8-14 months were compared with ei...

journal_title：Calcified tissue international

authors： Andersen L,Richards A,Care AD,Andersen HM,Kragstrup J,Fejerskov O

更新日期：1986-04-01 00:00:00

abstract：:The aim of this study was to investigate the relation between birth weight and calcaneal bone stiffness in a large sample of Belgian, healthy, preadolescent children. Participants were 827 children (3.6-11.2 years, 51.6 % boys) from the Belgian cohort of the IDEFICS study. Birth weight was obtained using a parental qu...

journal_title：Calcified tissue international

authors： Van den Bussche K,Michels N,Gracia-Marco L,Herrmann D,Eiben G,De Henauw S,Sioen I

更新日期：2012-10-01 00:00:00

abstract：:Thyroxine (T4), triiodothyronine (T3), and alkaline phosphatase (AP) were assayed monthly in white-tailed deer plasma obtained from the antler (A), jugular (J), and the saphenous (S) veins during the period of antler growth and the period of mineralization. The concentrations of T3, T4, and AP in the J and S were not ...

journal_title：Calcified tissue international

authors： Bubenik GA,Sempere AJ,Hamr J

更新日期：1987-07-01 00:00:00

abstract：:Quantitative ultrasound (US) measurements have been shown to be a new technique assessing bone status. This study aimed to assess a new US instrument, the DBM Sonic 1200(R) (IGEA) which permits the measurement of the speed of sound in the proximal phalanges (SOSp) of the hand. The results obtained were compared with D...

journal_title：Calcified tissue international

authors： Blanckaert F,Cortet B,Coquerelle P,Flipo RM,Duquesnoy B,Delcambre B

更新日期：1999-01-01 00:00:00

abstract：:Urinary pyridinoline (pyr) and deoxypyridinoline (dpyr) are new markers for bone resorption, and serum osteocalcin reportedly indicates osteoblastic activity. Recently, a new ultrasound bone densitometer instrument has been developed that measures ultrasonic properties of the os calcis, namely, the speed of sound (SOS...

journal_title：Calcified tissue international

authors： Kawana K,Kushida K,Takahashi M,Ohishi T,Denda M,Yamazaki K,Inoue T

更新日期：1994-12-01 00:00:00

abstract：:Aging bone shows a progressive decline in mass and strength. Previous studies have suggested that bone marrow stem cells are reduced with aging and that this could be responsible, in part, for age-associated bone deficits. We measured the number of osteoprogenitor cells present in the bone marrow from adult and aged r...

journal_title：Calcified tissue international

authors： Quarto R,Thomas D,Liang CT

更新日期：1995-02-01 00:00:00

abstract：:Osteoarthritis (OA) is a chronic, debilitating disease affecting millions of people worldwide. Management of OA involves pharmacological and non-pharmacological approaches. Conventional pharmacological treatments have limited efficacy and are associated with a number of side-effects, restricting the number of patients...

journal_title：Calcified tissue international

authors： Ghouri A,Conaghan PG

更新日期：2020-02-13 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：:ATP is as effective as inorganic pyrophosphate in retarding the rate of dissolution of calcium hydroxyapatite at pH 7, ADP is less effective, and AMP is without effect. The inhibition is due to the adsorption of ATP and ADP units on the crystal surface. ...

journal_title：Calcified tissue international

authors： Christoffersen MR,Christoffersen J

更新日期：1984-12-01 00:00:00

abstract：:The bone mineral density (BMD) of the radius and spine was determined by photo absorptiometry in a large number of controls (radius: n = 111; spine: n = 85; age range: 50-79 years) and osteoporotic women (radius: n = 98; spine n = 140; age range: 50-79 years) with at least one "atraumatic" vertebral compression fractu...

journal_title：Calcified tissue international

authors： Mautalen C,Vega E,Ghiringhelli G,Fromm G

更新日期：1990-04-01 00:00:00

abstract：:This study sought to develop a noninvasive, reliable, clinically relevant, and easy-to-implement mouse model that can be used for investigation of the pathophysiology of PTOA and for preclinical testing of new therapies of PTOA. Accordingly, we have established a closed intraarticular tibial plateau compression loadin...

journal_title：Calcified tissue international

authors： Stiffel V,Rundle CH,Sheng MH,Das S,Lau KW

更新日期：2020-02-01 00:00:00

abstract：:Bone is a dynamic tissue that is able to sense and adapt to mechanical stimuli by modulating its mass, geometry, and structure. Bone marrow stromal cells (BMSCs) are known to play an integral part in bone formation by providing an osteoprogenitor cell source capable of differentiating into mature osteoblasts in respon...

journal_title：Calcified tissue international

authors： Mauney JR,Sjostorm S,Blumberg J,Horan R,O'Leary JP,Vunjak-Novakovic G,Volloch V,Kaplan DL

更新日期：2004-05-01 00:00:00

abstract：:This study sought to confirm that osteoblasts of C3H/HeJ (C3H) mice, which have higher differentiation status and bone-forming ability compared to C57BL/6J (B6) osteoblasts, also have a lower apoptosis level and to test whether the higher differentiation status and bone-forming ability of C3H osteoblasts were related ...

journal_title：Calcified tissue international

authors： Sheng MH,Lau KH,Mohan S,Baylink DJ,Wergedal JE

更新日期：2006-05-01 00:00:00

abstract：:Fourier-transform (FT) Raman spectroscopy was used to characterize the organic and mineral components of biological and synthetic calcium phosphate minerals. Raman spectroscopy provides information on biological minerals that is complimentary to more widely used infrared methodologies as some infrared-inactive vibrati...

journal_title：Calcified tissue international

authors： Sauer GR,Zunic WB,Durig JR,Wuthier RE

更新日期：1994-05-01 00:00:00

abstract：:Carboxy-terminal pyridinoline cross-linked telopeptide of type I collagen (ICTP) in serum has recently been proposed as a new biochemical marker of bone resorption. In the present study we compared serum ICTP with radiopharmaceutical and histomorphometric measurements of bone turnover in postmenopausal women with mild...

journal_title：Calcified tissue international

authors： Hassager C,Jensen LT,Pødenphant J,Thomsen K,Christiansen C

更新日期：1994-01-01 00:00:00