Results 21 to 30 of about 947,105 (257)

Calcium sulfate-Cu2+ delivery system improves 3D-Printed calcium silicate artificial bone to repair large bone defects

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
There are still limitations in artificial bone materials used in clinical practice, such as difficulty in repairing large bone defects, the mismatch between the degradation rate and tissue growth, difficulty in vascularization, an inability to address ...
Shijie Gao   +10 more
doaj   +1 more source

Calcium binding activity of the epidermal growth factor-like domains of the apicomplexan microneme protein EtMIC4 [PDF]

open access: yes, 2005
Microneme proteins are secreted from apicomplexan parasites during invasion of host cells and they play crucial roles in parasite-host cell adhesion.
Gill, A C   +8 more
core   +1 more source

Calcium and sulphur distribution in fired clay brick in the presence of a black reduction core using micro X-ray fluorescence mapping [PDF]

open access: yes, 2011
A new finding of the observation of an elemental gradient or zoning of calcium and sulphur in fired brick bodies is described, that does not appear to have been reported in the literature before.
L. Gredmaier   +5 more
core   +1 more source

Biocompatibility and setting time of CPM-MTA and white Portland cement clinker with or without calcium sulfate

open access: yesJournal of Applied Oral Science, 2013
Objective To evaluate the biocompatibility and the setting time of Portland cement clinker with or without 2% or 5% calcium sulfate and MTA-CPM. Material and Methods Twenty-four mice (Rattus norvegicus) received subcutaneously polyethylene tubes filled
Clovis Monteiro BRAMANTE   +8 more
doaj   +1 more source

Comparison of the effect of hemihydrate calcium sulfate granules and Cerabone on dental socket preservation: An animal experiment [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2018
Background. Early bone loss due to tooth extraction can be significantly reduced by socket preservation. The aim of this study was to compare the in vivo effects of hemihydrate calcium sulfate granules (an alloplastic material) and Cerabone (a bovine ...
Naser Sargolzaie   +4 more
doaj   +1 more source

Measurement and modelling of solubility for calcium sulfate dihydrate and calcium hydroxide in NaOH/KOH solutions

open access: yes, 2010
The solubility of calcium sulfate dihydrate (CaSO(4)center dot 2H(2)O) and calcium hydroxide (Ca(OH)(2)) in alkali solutions is essential to understand their desilication behavior from Bayer liquor. In this work, solubilities of calcium sulfate dihydrate
Li, ZB   +3 more
core   +1 more source

Sulfate but not thiosulfate reduces calculated and measured urinary ionized calcium and supersaturation: implications for the treatment of calcium renal stones. [PDF]

open access: yesPLoS ONE, 2014
Urinary sulfate (SO4(2-)) and thiosulfate (S2O3(2-)) can potentially bind with calcium and decrease kidney stone risk. We modeled the effects of these species on the concentration of ionized calcium (iCa) and on supersaturation (SS) of calcium oxalate ...
Allen Rodgers   +5 more
doaj   +1 more source

Response of Diverse Peanut Cultivars to Nano and Conventional Calcium Forms under Alkaline Sandy Soil

open access: yesPlants, 2023
Calcium is one of the most limiting factors for the growth and reproduction of peanut, which ultimately affects pod and seed yields. A two-year field experiment was carried out to assess the impact of five calcium applications, including nano-calcium and
Mohamed E. El-temsah   +14 more
doaj   +1 more source

Preparation, physical-chemical characterisation and cytocompatibility of calcium carbonate cements [PDF]

open access: yes, 2006
The feasibility of calcium carbonate cements involving the recrystallisation of metastable calcium carbonate varieties has been demonstrated. Calcium carbonate cement compositions presented in this paper can be prepared straightforwardly by simply mixing
Bareille, Reine   +3 more
core   +1 more source

Deterioration process of high belite cement paste exposed to sulfate attack, calcium leaching and the dual actions

open access: yesJournal of Materials Research and Technology, 2021
Deterioration process of high belite cement (HBC) paste with and without 30 wt.% fly ash, when exposed to sulfate attack, calcium leaching and the dual actions, was investigated by mass loss, expansion rate, porosity, corrosion depth, compressive ...
Chunmeng Jiang   +4 more
doaj   +1 more source

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