Results 1 to 10 of about 236,951 (253)

A Gas Chromatographic Method for the Determination of Bicarbonate and Dissolved Gases

open access: yesFrontiers in Environmental Science, 2017
A gas chromatographic method for the rapid determination of aqueous carbon dioxide and its speciation into solvated carbon dioxide and bicarbonate is presented.
John H. Loughrin   +2 more
doaj   +1 more source

Fluid Therapy During Cardiopulmonary Resuscitation

open access: yesFrontiers in Veterinary Science, 2021
Cardiopulmonary arrest (CPA), the acute cessation of blood flow and ventilation, is fatal if left untreated. Cardiopulmonary resuscitation (CPR) is targeted at restoring oxygen delivery to tissues to mitigate ischemic injury and to provide energy ...
Daniel J. Fletcher, Manuel Boller
doaj   +1 more source

Toward Mechanistic Design of Surrogate Buffers for Dissolution Testing of pH-Dependent Drug Delivery Systems

open access: yesPharmaceutics, 2020
The in vivo dissolution of enteric-coated (EC) products is often overestimated by compendial in vitro dissolution experiments. It is of great interest to mimic the in vivo conditions as closely as possible in vitro in order to predict the in vivo ...
Johannes Andreas Blechar   +5 more
doaj   +1 more source

On the substrate turnover rate of NBCe1 and AE1 SLC4 transporters: structure-function considerations

open access: yesFrontiers in Physiology
A transport protein’s turnover rate (TOR) is the maximum rate of substrate translocation under saturating conditions. This parameter represents the number of transporting events per transporter molecule (assuming a single transport site) per second (s ...
Alexander Pushkin   +8 more
doaj   +1 more source

Interpreting the Passivation of HSLA Steel from Electrochemical Corrosion Investigations in Bicarbonate-Oil Aqueous Emulsions

open access: yesInternational Journal of Electrochemical Science, 2013
This research proposes a schematic physical interpretation of passive films formed on HSLA steel during potentiodynamic polarization in bicarbonate-oil aqueous emulsions. The interpretation is based on the numerical calculation of charge-transfer release
Faysal Fayez Eliyan   +3 more
doaj   +1 more source

Uso de bicarbonato e lactato-L para correção da acidose metabólica sistêmica em bovinos com acidose láctica ruminal aguda Use of bicarbonate and lactate L for correction of systemic metabolic acidosis in cattle with acute rumen lactic acidosis

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2007
Foram utilizados seis novilhos, providos de cânula ruminal, em delineamento experimental cross-over, para comparar a eficiência de soluções de bicarbonato de sódio e lactato-L de sódio na correção da acidose metabólica sistêmica (AMS), causada pela ...
M.L.R. Leal, C.A. Maruta, E.L. Ortolani
doaj   +1 more source

Critical role of bicarbonate and bicarbonate transporters in cardiac function

open access: yesWorld Journal of Biological Chemistry, 2014
Bicarbonate is one of the major anions in mammalian tissues and extracellular fluids. Along with accompanying H(+), HCO3 (-) is generated from CO2 and H2O, either spontaneously or via the catalytic activity of carbonic anhydrase. It serves as a component of the major buffer system, thereby playing a critical role in pH homeostasis. Bicarbonate can also
Hong-Sheng, Wang   +3 more
openaire   +2 more sources

Identification and Reduction of Bitter Taste Determinant Compounds in Chocolate Spread Formulated with Candlenut

open access: yesCaraka Tani: Journal of Sustainable Agriculture
Candlenuts can be used as a substitute in producing chocolate spread due to their high-fat content. However, the limitation of using candlenut in the spread formulation is the existence of a bitter taste.
Zenita Mulya Astuti   +3 more
doaj   +1 more source

tlpA gene expression is required for arginine and bicarbonate chemotaxis in Helicobacter pylori

open access: yesBiological Research, 2011
About half of the human population is infected with Helicobacter pylori, a bacterium causing gastritis, peptic ulcer and progression to gastric cancer. Chemotaxis and flagellar motility are required for colonization and persistence of H.
Oscar A Cerda   +5 more
doaj  

Calcium-sensor proteins but not bicarbonate ion activate retinal photoreceptor membrane guanylyl cyclase in photoreceptors

open access: yesFrontiers in Molecular Neuroscience
Retinal membrane guanylyl cyclase (RetGC), regulated by guanylyl cyclase activating proteins (GCAPs) via negative calcium-feedback, is one of the most critically important enzymes in vertebrate rod and cone physiology, enabling their sensitivity to light.
Igor V. Peshenko   +3 more
doaj   +1 more source

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