ライフサイエンスコーパス: calcium carbonate

1 er support anabolic bone building than would calcium carbonate.

2 is to convert carbon dioxide to recalcitrant calcium carbonate.

3 calcium/d as either tricalcium phosphate or calcium carbonate.

4 ineralized with polymer-stabilized amorphous calcium carbonate.

5 ter within the collagen fibrils by amorphous calcium carbonate.

6 m carbonate and +1.95 per thousand to NBS 19 calcium carbonate.

7 um calcite, one of the most soluble forms of calcium carbonate.

8 urces of carbon and oxygen in coral skeletal calcium carbonate.

9 ed 800 IU of cholecalciferol and 1,000 mg of calcium carbonate.

10 the ocean is controlled by the chemistry of calcium carbonate.

11 seed crystals in supersaturated solutions of calcium carbonate.

12 s given orally twice daily with supplemental calcium carbonate.

13 All participants received 500 mg Ca/d as calcium carbonate.

14 30-nm nanospheres, consistent with amorphous calcium carbonate.

15 hat extend above the solubility of amorphous calcium carbonate.

16 ular assemblies that nucleate single-crystal calcium carbonates.

17 magnesite, (Mg0.8Fe0.2)CO3, along with minor calcium carbonates.

18 This work assessed the effects of calcium carbonate (0.0-2.0%w/w CaCO3) on the morphology,

19 ed vitamin D(3) (cholecalciferol) 400 IU and calcium carbonate 1,000 mg daily.

20 f the research was to evaluate the effect of calcium carbonate (1%, 2%, and 4% of addition) at two di

21 Calcium carbonate (1000 mg/d) and vitamin D3 (500 IU/d)

22 supplementation with vitamin D3 (1000 IU) or calcium carbonate (1200 mg elemental calcium) or both or

23 ory of colorectal adenomas to receive either calcium carbonate (3 g [1200 mg of elemental calcium] da

24 0 to 79 years of age at 40 clinical sites to calcium carbonate 500 mg with vitamin D 200 IU twice dai

25 of the baseline treatment (18.3%) after both calcium carbonate (8.1%) and CCM (7.2%) treatments.

26 interest is the crystallization of amorphous calcium carbonate, a key intermediary in synthetic, biol

27 of three mineral phases: hydrated amorphous calcium carbonate (ACC . H(2)O) --> dehydrated amorphous

28 onate (ACC . H(2)O) --> dehydrated amorphous calcium carbonate (ACC) --> calcite.

29 eed, it is difficult to synthesize amorphous calcium carbonate (ACC) containing high levels of Mg, an

30 anisms employs transient phases of amorphous calcium carbonate (ACC) in the construction of crystalli

31 Amorphous calcium carbonate (ACC) is a metastable phase often obse

32 erally focused on the stability of amorphous calcium carbonate (ACC) or maximizing control over the o

33 rystallization of a dense array of amorphous calcium carbonate (ACC) precursor particles.

34 nacre, despite extensive attempts, amorphous calcium carbonate (ACC) precursors have remained elusive

35 lar extracts from various biogenic amorphous calcium carbonate (ACC) skeletons are typically glycopro

36 ses involving a precursor phase of amorphous calcium carbonate (ACC), a new paradigm for mineralizati

37 tep in the formation of metastable amorphous calcium carbonate (ACC), an important precursor phase in

38 ium content increases to stabilize amorphous calcium carbonate (ACC), inducing a rise in Mg/Ca unrela

39 observe that CaCO(3) is present as amorphous calcium carbonate (ACC).

40 st, one hydrated and one anhydrous amorphous calcium carbonate (ACC); that these are formed in the ti

41 rganisms tune the metastability of amorphous calcium carbonates (ACC), often by incorporation of addi

42 ma virus-like nephritis (n = 2), and urinary calcium carbonate accretions (n = 3) were seen in animal

43 oundation of marine coral reef ecosystems is calcium carbonate accumulated primarily by the action of

44 anges in both carbon isotope composition and calcium carbonate accumulation at the sea floor.

45 arctic ice sheets permanently reduces global calcium carbonate accumulation on the continental shelve

46 ripened olives, 1-2% of larger particle size calcium carbonate addiction determined a significant inc

47 s system enables the deposition of amorphous calcium carbonate, amorphous calcium phosphate, calcite

48 Our findings highlight the importance of calcium carbonate, an underrated constituent of microcal

49 n ducts typically contain a larger amount of calcium carbonate and a smaller amount of protein than t

50 Calcium carbonate and CCM were equally effective in this

51 lization of intrinsically unstable amorphous calcium carbonate and in the formation of complex ACC/ca

52 as investigated for the biomineralization of calcium carbonate and its potential application in metal

53 rt laboratory studies of the decompostion of calcium carbonate and magnesium sulphate under ultraviol

54 nterfering with the delivery of precipitated calcium carbonate and matrix proteins to the site(s) of

55 cifiers but are still important producers of calcium carbonate and organic matter in shallow coastal

56 capable of autotrophic growth with hydrogen, calcium carbonate and oxygen.

57 mineral phase of inorganic materials such as calcium carbonate and silica, and over the assembly of c

58 alcite is, however, the most soluble form of calcium carbonate and therefore potentially vulnerable t

59 OL from 36.2 mg (baseline) to 16.1 mg (after calcium carbonate) and to 14.3 mg (after CCM) whereas en

60 or antagonist famotidine (Pepcid AC, 10 mg), calcium carbonate antacid tablets (Tums, 1000 mg), or pl

61 Tricalcium phosphate and calcium carbonate appear to be approximately equally eff

62 Calcium carbonate (approximately 3 to 5 weight percent)

63 Amorphous and liquid precursors of calcium carbonate are believed to be central species of

64 Our results for calcium carbonate are compared to the well-studied syste

65 ps cover the surface of the reef and deposit calcium carbonate as the aragonite polymorph, stabilized

66 trificans is shown to be able to precipitate calcium carbonate at high salinity and at a pressure of

67 generation following use of a bioabsorbable, calcium carbonate biomaterial in conjunction with GTR.

68 is not merely co-precipitated with the bulk calcium carbonate but rather creates specialized structu

69 The production of calcium carbonate by coccolithophores (haptophytes) cont

70 Conversely, precipitation of calcium carbonate by marine planktonic calcifiers such a

71 Otoconia are complex calcium carbonate (CaCO(3)) biominerals that are require

72 A high density polyethylene (HDPE)/calcium carbonate (CaCO(3)) film containing TiO(2) was p

73 of CRF, these studies compare sevelamer and calcium carbonate (CaCO(3)) in the control of serum P, s

74 y to homogenously distribute biofilm-induced calcium carbonate (CaCO(3)) precipitates in a 61 cm long

75 shells, has alternating biogenic aragonite (calcium carbonate, CaCO(3)) tablet layers and organic sh

76 t to examine the link between domestic water calcium carbonate (CaCO3) and chlorine concentrations, s

77 The effects of calcium carbonate (CaCO3) and sevelamer were compared in

78 Otoliths, calcium carbonate (CaCO3) ear bones, are among the most

79 Calcium carbonate (CaCO3) is often used as a model syste

80 nt experimental observations of the onset of calcium carbonate (CaCO3) mineralization suggest the eme

81 mission electron microscopy (TEM) to explore calcium carbonate (CaCO3) nucleation in a cell that enab

82 es often control heterogeneous nucleation of calcium carbonate (CaCO3) on mineral surfaces.

83 turation state of the oceans with respect to calcium carbonate (CaCO3) particles.

84 oral reef represents the net accumulation of calcium carbonate (CaCO3) produced by corals and other c

85 Many benthic marine organisms produce calcium carbonate (CaCO3) structures for mechanical prot

86 neral phase in dust (79-96%), occurs whether calcium carbonate (calcite) is present or not, although

87 h investigates adding 50-500mg increments of calcium carbonate, calcium chloride, calcium citrate and

88 Four calcium sources were studied: calcium carbonate, calcium citrate malate, calcium phosp

89 a, indicating that both ammonium sulfate and calcium carbonate can be treated as polydisperse spheric

90 We show that amorphous calcium carbonate can dehydrate before crystallizing, bo

91 ascidian in which amorphous and crystalline calcium carbonate coexist in well-defined domains separa

92 ffect of these processes is reflected in the calcium carbonate compensation depth, which is the ocean

93 Variations in both the organic and the calcium carbonate components of the marine carbon system

94 Here we present ocean sediment records of calcium carbonate content as well as carbon and oxygen i

95 s of oxygen and carbon isotope values and of calcium carbonate content from the equatorial Atlantic O

96 The measured calcium carbonate content of soils to a depth of 100 mm

97 bilirubinate content, and the percentage of calcium carbonate content.

98 tylsalicylic acid (aspirin), calcitriol, and calcium carbonate could prevent colorectal adenoma recur

99 ns, PFGM1, has been implicated in modulating calcium carbonate crystal growth and has been reported t

100 During in vitro calcium carbonate crystallization and calcification of a

101 rides controls the morphology and packing of calcium carbonate crystals and becomes occluded within t

102 of otoconia, organic particles that contain calcium carbonate crystals and proteins and that are ess

103 nia are composed of proteins (otoconins) and calcium carbonate crystals in a calcite lattice.

104 ay microanalysis, these granulocytes contain calcium carbonate crystals, and they increase in abundan

105 ncreatic juice, such as bicarbonate ions and calcium carbonate crystals, induce aggregated NET format

106 s critical for the oriented precipitation of calcium carbonate crystals, yet these proteins remain po

107 are responsible for nucleation and growth of calcium carbonate crystals.

108 jor mineral types found in leaves: amorphous calcium carbonate cystoliths, calcium oxalates, and sili

109 CO2 depends on the absence of subthermocline calcium carbonate deposition during the latest Permian.

110 Magnesium is widely used to control calcium carbonate deposition in the shell of pearl oyste

111 ing cryo-SEM, we show that the intracellular calcium carbonate deposits are contained in vesicles of

112 Surprisingly, calcium carbonate deposits are distributed widely all ov

113 isperse spherical particles, the results for calcium carbonate deviate at large and small particle si

114 the combination of calcitriol, aspirin, and calcium carbonate did not prevent recurrence of colorect

115 --of the glacial oceans, using the extent of calcium carbonate dissolution observed in foraminifer fa

116 asing ocean acidification, thereby enhancing calcium carbonate dissolution of calcifying species.

117 y influenced by Omega arag, with greater net calcium carbonate dissolution under more acidic conditio

118 py properties appear to plateau as amorphous calcium carbonate droplets began to coalesce within the

119 Calcium carbonate (elemental calcium, 1500 mg/d) (n = 17

120 local extracellular ion activity product of calcium carbonate enough to promote spontaneous dissolut

121 he groups, but bioavailability of nano-sized calcium carbonate-enriched-milk was significantly (P<0.0

122 re distinguished by their elegantly sculpted calcium carbonate exoskeletons (coccoliths), rendering t

123 Production of their calcium carbonate exoskeletons is dependent not only on

124 erally assumed that stony corals precipitate calcium carbonate extracellularly as aragonite in a calc

125 catalyzed hydrolysis of urea to precipitate calcium carbonate for soil and sand strengthening in the

126 o built heritage (mortars, black crusts, and calcium carbonate formations).

127 ut also over-the-counter natural and refined calcium carbonate formulations.

128 Together they provide the calcium carbonate framework of coral reef ecosystems.

129 d various stages of the formation pathway of calcium carbonate from calcium ions in sea water to mine

130 various forms of precipitated (nonskeletal) calcium carbonate from their guts ("low" and "high" Mg-c

131 ning iron (60 mg), folic acid (400 mug), and calcium carbonate granules microencapsulated with a pH-s

132 When evaluated in increments of 30 minutes, calcium carbonate had a rapid onset of action, neutraliz

133 They are selenium, calcium carbonate, hormone replacement therapy, and nons

134 In the presence of calcium carbonate, however, the Cl(9) intermediate yield

135 recursor matrix which contains lipoproteins, calcium carbonate, hydroxyapapatite, triglycerides, albu

136 imarily on the carbon isotope composition of calcium carbonate in fossil soils.

137 rface ocean, and its effect on the burial of calcium carbonate in marine sediments.

138 e of skeletal spicules composed of amorphous calcium carbonate in some tunicates; (3) the secretion o

139 use of Sporosarcina pasteurii to precipitate calcium carbonate in the anoxic subsurface via ureolysis

140 troscopy, we confirmed the presence of solid calcium carbonate in the vesicles.

141 spontaneously catalyze the precipitation of calcium carbonate in vitro.

142 n would result in the rapid precipitation of calcium carbonate in warm surface waters, producing the

143 nts, delta(13)C, delta(15)N, organic carbon, calcium carbonate) in lichen and soil samples collected

144 one), calcium carbonate (OL with concomitant calcium carbonate ingestion), and calcium citrate malate

145 depth--the ocean depth at which the rate of calcium carbonate input from surface waters equals the r

146 The ocean depth at which the rate of calcium carbonate input from surface waters equals the r

147 Six additives (calcium carbonate, inulin, rutin, carnosol, alpha-tocoph

148 re-nucleation clusters of calcium phosphate, calcium carbonate, iron(oxy)(hydr)oxide, silica, and als

149 Oceanic production of calcium carbonate is conventionally attributed to marine

150 n depth, which is the oceanic depth at which calcium carbonate is dissolved.

151 suggesting that heterogeneous nucleation of calcium carbonate is favored on quartz (100) at ambient

152 X-ray diffraction analysis showed that calcium carbonate is formed into the germ structure to 2

153 Based on empirical kinetics, the amount of calcium carbonate is most consistent with formation in t

154 try research, is bound within the aragonitic calcium carbonate lattice of otoliths via random chemica

155 m two types of enriched (calcium citrate and calcium carbonate) milks homogenized to a nano-sized par

156 EF-hand protein that increases the number of calcium carbonate mineral crystals that form relative to

157 genesis, characterized by a complete lack of calcium carbonate mineralization and an accumulation of

158 like most mineralized invertebrates, adopted calcium carbonate mineralization for bulk skeleton reinf

159 d and disorganized protein before and during calcium carbonate mineralization.

160 wn about the influence of nanoconfinement on calcium carbonate mineralization.

161 d chemical imaging of the different types of calcium carbonate minerals, it was elucidated that the s

162 Lindlar catalysts comprising of palladium/calcium carbonate modified with lead acetate and quinoli

163 iol, 75 mg acetylsalicylic acid, and 1250 mg calcium carbonate (n = 209), or placebo (n = 218), each

164 Therefore, based on the current results the calcium carbonate nano-sized enriched milk could be an e

165 Rhodoliths are benthic calcium carbonate nodules accreted by crustose coralline

166 ous Al-rich layer beneath the microorganism, calcium carbonates of unique morphology intimately assoc

167 xalate load (OL) tests: baseline (OL alone), calcium carbonate (OL with concomitant calcium carbonate

168 of phosphorus binder, expressed relative to calcium carbonate on a weight basis.

169 take to the recommended intake from dairy or calcium carbonate on energy balance and purported mechan

170 es) are among the most prolific producers of calcium carbonate on the planet, with a production of ap

171 trial of the effect of supplementation with calcium carbonate on the recurrence of colorectal adenom

172 omly assigned to receive either 500 mg Ca as calcium carbonate or a placebo twice daily with meals fo

173 emollient containing nanoparticles of either calcium carbonate or calcium phosphate on an isolated pi

174 n between an increase in calcium intake from calcium carbonate or dairy and weight loss or weight mai

175 ich appear to be much more reactive than dry calcium carbonate or wet slurries commonly used for flue

176 Calcium carbonate particles embedded in gelatin and turk

177 tudy the optical properties of size-selected calcium carbonate particles, a reactive component of min

178 etection corresponded to the location of the calcium carbonate particles.

179 ystallization and calcification of amorphous calcium carbonate, PfN44 regulated the magnesium content

180 ordered multilayer structure of crystalline calcium carbonate platelets separated by porous organic

181 Calcium carbonate platforms produced by reef-building st

182 ompared to the more thermodynamically stable calcium carbonate polymorph, calcite.

183 ite-aragonite problem"--the observation that calcium carbonate precipitates as the metastable aragoni

184 e soil-water system and to produce pedogenic calcium carbonate precipitates.

185 The advantage of microbially induced calcium carbonate precipitation (MICP) over cement-based

186 e pathways is to promote microbially induced calcium carbonate precipitation (MICP) to plug fractures

187 ase were used to examine the distribution of calcium carbonate precipitation along the flow path, at

188 Corrosion inhibitors can affect calcium carbonate precipitation and associated in situ a

189 that plays key roles in primary production, calcium carbonate precipitation and production of dimeth

190 scopies were used to measure the kinetics of calcium carbonate precipitation in a porous amorphous si

191 ly heterogeneous alteration in cement pores, calcium carbonate precipitation in cement cracks, and pr

192 ia in biomineralization of carbon dioxide by calcium carbonate precipitation offers novel and self-su

193 ve to changes in both solution chemistry and calcium carbonate precipitation.

194 d-Mesozoic, coccolithophores have been major calcium carbonate producers in the world's oceans, today

195 l timescales chemical weathering affects the calcium carbonate saturation state of the oceans and hen

196 wn as ocean acidification, OA), reducing the calcium carbonate saturation state of the oceans.

197 fic and Arctic Oceans were used to determine calcium carbonate saturation states (Omega(CaCO(3))) fro

198 hese in situ values can be used to determine calcium carbonate saturation states that are in good agr

199 en-ocean acidity and large-scale declines in calcium carbonate saturation states.

200 topic composition of boron incorporated into calcium carbonate shells, which would partially explain

201 The results showed that calcium carbonate significantly increased the extraction

202 tracellular formation and maintenance of the calcium carbonate skeleton is dependent on pH homeostasi

203 The calcium carbonate skeleton is secreted by primary mesenc

204 a calcium carbonate skeleton; and (iii) the calcium carbonate skeleton itself, which provides the st

205 which facilitates controlled deposition of a calcium carbonate skeleton; and (iii) the calcium carbon

206 The precipitation and assembly of calcium carbonate skeletons by stony corals is a precise

207 lankton, corals, and other organisms produce calcium carbonate skeletons that are integral to their s

208 and in-service leak repair via clogging with calcium carbonate solids in potable water systems.

209 Calcium carbonate stiffens the protein fibers selectivel

210 tested the effects on blood pressure (BP) of calcium carbonate supplementation (1500 mg Ca/d) in preg

211 itional 650 mg Ca/d was provided as dairy or calcium carbonate supplements that were matched to the c

212 loss, such as menopausal hormone therapy and calcium carbonate tablet use, were associated with reduc

213 ded over-the-counter doses of famotidine and calcium carbonate tablets have different pharmacokinetic

214 bited by a famotidine or acid neutralized by calcium carbonate tablets.

215 his scenario predicts enhanced deposition of calcium carbonate, the formation of siderite, and an inc

216 the solid-state transformation of amorphous calcium carbonate to aragonite, demonstrating the co-exi

217 ption was observed in some cases when adding calcium carbonate to more ripened olives.

218 Data suggest that the addition of calcium carbonate to the diet or alpha-tocopherol to cur

219 connection between upper ocean dynamics, the calcium carbonate-to-organic C production ratio and atmo

220 The behavior of amorphous calcium carbonate upon dissolution suggests that it enco

221 The microbial induced biomineralization of calcium carbonate using the ureolytic bacterium Sporosar

222 and, coarse gravel can also be cemented with calcium carbonate using this technique.

223 t its members had an exoskeleton of numerous calcium carbonate valves that usually separated after de

224 , hierarchically organized architectures for calcium carbonate (vaterite) can be controlled simply by

225 from suites of 1.6- to 170-million-year-old calcium carbonate veins that had precipitated from seawa

226 loride was the most effective additive while calcium carbonate was the least effective.

227 induce the formation of metastable amorphous calcium carbonate were imprinted with calcite nucleation

228 nd structures, and is made of conchiolin and calcium carbonate, which provides protection from predat

229 omen received 500 mg of elemental calcium as calcium carbonate with 200 IU of vitamin D3 [corrected]

230 1000 mg of elemental [corrected] calcium as calcium carbonate with 400 IU of vitamin D3 daily or pla

231 amples show that LSA particles are primarily calcium (carbonate) with lower concentrations of other i

232 known as euendoliths, excavate and grow into calcium carbonates, with their activity leading to signi