Apatite mineralization in teeth of the chiton Acanthopleura echinata.

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

abstract：:The aim of this study was to determine whether forearm bone mineral density (BMD) measurements are affected by clinical risk factors for osteoporosis to the same extent as spine and hip BMD. The study population consisted of 1,009 female patients and volunteers, of whom 238 were premenopausal. Women were placed into s...

journal_title：Calcified tissue international

authors： Patel R,Blake GM,Fogelman I

更新日期：2007-02-01 00:00:00

abstract：:High impact loading is known to prevent some of the age-related bone loss but its effects on the density distribution of cortical bone are relatively unknown. This study examined the effects of age and habitual sprinting on tibial and fibular mid-shaft bone traits (structural, cortical radial and polar bone mineral de...

journal_title：Calcified tissue international

authors： Rantalainen T,Duckham RL,Suominen H,Heinonen A,Alén M,Korhonen MT

更新日期：2014-08-01 00:00:00

abstract：:Effects of a single dose of 200 IU of nasal salmon calcitonin (SCT) on calcium metabolism and biochemical markers of bone turnover were investigated in 12 healthy male volunteers in a randomized, placebo-controlled, cross-over design. The nasal spray was given in the morning, and subsequently blood and urine samples w...

journal_title：Calcified tissue international

authors： Thamsborg G,Skousgaard SG,Daugaard H,Schifter S,Kollerup G,Sørensen OH

更新日期：1993-10-01 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：:Tumor tissue from a patient with squamous cell carcinoma of the lung and hypercalcemia has been serially implanted into athymic mice. Tumor-bearing mice develop cachexia, hypercalcemia without bone metastases, hypophosphatemia, increased urinary cyclic adenosine monophosphate (cAMP) to creatinine ratio, and undetectab...

journal_title：Calcified tissue international

authors： Abramson EC,Kukla LJ,Shevrin DH,Lad TE,McGuire WP,Kukreja SC

更新日期：1984-09-01 00:00:00

abstract：:Our knowledge of the developmental changes in the concentration of serum and bone osteocalcin (OC) is limited. To investigate the interrelationship between skeletal and circulatory OC during acquisition of peak bone density in mice, we examined the temporal changes in the concentration of serum and bone OC from 3 to 1...

journal_title：Calcified tissue international

authors： Li X,Srivastava AK,Gu W,Masinde G,Mohan S,Baylink DJ

更新日期：2002-11-01 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：:To study the mechanism of action of thyroid hormones on bone, we examined the effects of immunosuppressive and nonimmunosuppressive cyclosporins, as well as of transforming growth factor beta 1 (TGF beta 1), 17 beta-estradiol (E2), and dihydroxytestosterone (DHT) on thyroxine (T4)- and triiodothyronine (T3)-stimulated...

journal_title：Calcified tissue international

authors： Lakatos P,Stern PH

更新日期：1992-02-01 00:00:00

abstract：:Because of the variability of collagen crosslinks, their use as markers for bone resorption is often criticized. We hypothesized that the variability could be reduced by collecting urine for 24 hours (or longer) instead of using single voids, and by not normalizing to creatinine. Urine samples were collected from 22 h...

journal_title：Calcified tissue international

authors： Smith SM,Dillon EL,DeKerlegand DE,Davis-Street JE

更新日期：2004-04-01 00:00:00

abstract：:The present study was undertaken to determine the fluoride distribution profile in the rat femur. Male Wistar rats were divided into four groups and given water containing 0, 25, 50, and 100 ppm of fluoride, respectively, for 10 weeks. The fluoride distribution from the periosteum to the endosteum was determined in ea...

journal_title：Calcified tissue international

authors： Narita N,Kato K,Nakagaki H,Ohno N,Kameyama Y,Weatherell JA

更新日期：1990-03-01 00:00:00

abstract：:The P2X7 nucleotide receptor (P2X7R) is an ATP-gated ion channel expressed in bone cells. Homozygous null P2X7R (P2X7R(-/-)) mice have reduced bone formation, so we hypothesized that P2X7R(-/-) mice have impaired fracture healing compared to P2X7R(+/+) control mice. To test the hypothesis, adult P2X7R(-/-) mice and P2...

journal_title：Calcified tissue international

authors： Li J,Meyer R,Duncan RL,Turner CH

更新日期：2009-05-01 00:00:00

abstract：:Although hypogonadism is a risk factor for bone loss and fractures, the different etiopathophysiology and hormonal profile of classical and obesity-induced hypogonadism may lead to differences in musculoskeletal profile. This is a cross-sectional study of hypogonadal men between 40 and 74 years old. Our outcomes inclu...

journal_title：Calcified tissue international

authors： Aguirre LE,Colleluori G,Dorin R,Robbins D,Chen R,Jiang B,Qualls C,Villareal DT,Armamento-Villareal R

更新日期：2017-12-01 00:00:00

abstract：:Noncarious cervical lesions have a multifactorial etiology. Mechanical stress has been identified as one of the factors, but little evidence exists for its cause-effect relationship. This study was conducted at three different pH levels to observe the surface loss on dentin beams under tension and compression. Bovine ...

journal_title：Calcified tissue international

authors： Mishra P,Palamara JE,Tyas MJ,Burrow MF

更新日期：2006-12-01 00:00:00

abstract：:Men and women (n = 518) receiving moderate-to-high doses of corticosteroids were enrolled in two studies with similar protocols and randomly assigned to receive either placebo or risedronate (2.5 or 5 mg) for 1 year. All patients received daily calcium supplementation (500-1000 mg), and most also received supplemental...

journal_title：Calcified tissue international

authors： Wallach S,Cohen S,Reid DM,Hughes RA,Hosking DJ,Laan RF,Doherty SM,Maricic M,Rosen C,Brown J,Barton I,Chines AA

更新日期：2000-10-01 00:00:00

abstract：:Although radiogenic free radicals are widely used as molecular probes in biological calcified tissues, their nature and their location remain controversial. In the present study we have synthesized and irradiated apatites in which 13CO3(2-) ions substitute hydroxyl or phosphate ions in hydroxyapatite. The 13C-coupling...

journal_title：Calcified tissue international

authors： Geoffroy M,Tochon-Danguy HJ

更新日期：1982-01-01 00:00:00

abstract：:The extractions of 85Sr2+, 18F-, sucrose-14C, EDTA-51Cr, and antipyrine-14C in bone were determined by the multiple indicator-dilution method. Fluoride and strontium extractions were 18 to 70% during a single transcapillary passage, and those of EDTA and sucrose were from 11 to 59%, whereas extraction of antipyrine wa...

journal_title：Calcified tissue international

authors： Lemon GJ,Davies DR,Hughes SP,Bassingthwaighte JB,Kelly PJ

更新日期：1980-01-01 00:00:00

abstract：:This study revealed the distinguished changes of preferential orientation of collagen and apatite and Young's modulus in two different types of osteoporotic bones compared with the normal bone. Little is known about the bone material properties of osteoporotic bones; therefore, we aimed to assess material properties i...

journal_title：Calcified tissue international

authors： Ozasa R,Ishimoto T,Miyabe S,Hashimoto J,Hirao M,Yoshikawa H,Nakano T

更新日期：2019-04-01 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：: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：:Twenty-five female Caucasians, aged 19-57 years, with the hypermobility syndrome had bone density measurements using established noninvasive techniques such as dual X-ray absorptiometry (DXA), single photon absorptiometry (SPA), heel ultrasound (US), and peripheral computed tomography (pQCT) acquisitions of the radius...

journal_title：Calcified tissue international

authors： Nijs J,Van Essche E,De Munck M,Dequeker J

更新日期：2000-07-01 00:00:00

abstract：:We had shown that aromatic amino acid (phenylalanine, tyrosine, and tryptophan) supplementation prevented bone loss in an aging C57BL/6 mice model. In vivo results from the markers of bone breakdown suggested an inhibition of osteoclastic activity or differentiation. To assess osteoclastic differentiation, we examined...

journal_title：Calcified tissue international

authors： Refaey ME,Zhong Q,Ding KH,Shi XM,Xu J,Bollag WB,Hill WD,Chutkan N,Robbins R,Nadeau H,Johnson M,Hamrick MW,Isales CM

更新日期：2014-08-01 00:00:00

abstract：:Amelogenins, the major protein components of the enamel extracellular matrix, are postulated to be involved in controlling the elongated and oriented growth of enamel carbonated apatite crystals. In order to clarify the functional role of amelogenin during the early stage of enamel biomineralization, octacalcium phosp...

journal_title：Calcified tissue international

authors： Iijima M,Moradian-Oldak J

更新日期：2004-06-01 00:00:00

abstract：:The developing mandibular condylar growth center consists of a number of histologically distinct cell types. There is an increase in cell volume that takes place from the condylar surface layer through the center of ossification, resulting in a disorganized, irregular cellular pattern. Consequently, the isolation and ...

journal_title：Calcified tissue international

authors： Landesberg R,Proctor RL,Rosier RN,Puzas JE

更新日期：1995-01-01 00:00:00

abstract：:Polymorphisms in the region of the gene for the vitamin D receptor (VDR) (chromosome 12q12-14) have been associated with differences in bone mineral density (BMD) in some studies but not in others. Because linkage analysis assesses allele sharing identical-by-descent among relatives instead of the association of a par...

journal_title：Calcified tissue international

authors： Zee RY,Myers RH,Hannan MT,Wilson PW,Ordovas JM,Schaefer EJ,Lindpaintner K,Kiel DP

更新日期：2000-12-01 00:00:00

abstract：:Micro-computed tomography (microCT) has become a standard tool for the evaluation of bone morphology in preclinical studies. Unfortunately, the user-dependent definition of contour lines that separate trabecular from cortical bone is not only extremely time-consuming but may also represent a source of data bias and in...

journal_title：Calcified tissue international

authors： Lublinsky S,Ozcivici E,Judex S

更新日期：2007-10-01 00:00:00

abstract：:The aims of this study were to compare the response to therapy in disease activity in pagetic patients with and without skull involvement and the usefulness of bone markers in the evaluation of these patients. Forty patients with Paget's disease treated with tiludronate and 26 healthy controls were included. Serum tot...

journal_title：Calcified tissue international

authors： Peris P,Alvarez L,Vidal S,Kasper D,Leeming DJ,Monegal A,Angeles Martínez M,Pons F,Guañabens N

更新日期：2006-07-01 00:00:00

abstract：:Long-term use of hydrochlorothiazide (HCTZ), a common diuretic agent for hypertension, has been associated with increased bone density and reduced hip fracture rates in patients. In this study, we sought to examine whether HCTZ has an anabolic effect on the proliferation of human osteoblasts (derived from either verte...

journal_title：Calcified tissue international

authors： Lau KH,Song XD,Ochi M,Wergedal JE

更新日期：1996-12-01 00:00:00

abstract：:There are few longitudinal data on change in bone structure and muscle mass, strength and function in later life. We report these, and consider bone-muscle interrelationships in older men and women. We studied 188 men and 166 women from the Hertfordshire Cohort Study, who underwent peripheral quantitative computed tom...

journal_title：Calcified tissue international

authors： Patel A,Edwards MH,Jameson KA,Ward KA,Fuggle N,Cooper C,Dennison EM

更新日期：2018-11-01 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