Results 11 to 20 of about 230,113 (234)

Combination of bicarbonate and low temperature stress induces the biosynthesis of both arachidonic and docosahexaenoic acids in alkaliphilic microalgae Dunaliella salina HTBS

open access: yesFrontiers in Marine Science, 2022
High bicarbonate levels and low temperature may have an impact on microalgae cultivation. However, changes in cellular composition in response to the combination of the above stresses are still poorly understood.
Zhile Guo   +21 more
doaj   +1 more source

Replenishing Alkali During Hemodialysis: Physiology-Based Approaches

open access: yesKidney Medicine, 2022
The acid-base goal of intermittent hemodialysis is to replenish buffers consumed by endogenous acid production and expansion acidosis in the period between treatments.
F. John Gennari   +2 more
doaj   +1 more source

Estimating the Relationship between Serum Electrolytes and COVID-19: A systematic Review and Meta-Analysis

open access: yesJournal of Mazandaran University of Medical Sciences, 2022
Background and purpose: There are controversies on the association between electrolytes and Coronavirus disease 2019 (COVID-19) and its severity. Studies on these issues may help in resolving ambiguities.
Reza Alizadeh-Navaei   +4 more
doaj  

The effect of weightlifting training with added respiratory dead space on buffering capacity and blood lactate in weightlifters [PDF]

open access: yesفیزیولوژی ورزش و فعالیت بدنی
Background and Purpose: Improvements in performance based on buffering capacity has been of great interest, where beneficial effects have been reported by using added respiratory dead space (ADRS) in endurance training.
Vahid Rabiei, Mohammad Fashi
doaj   +1 more source

A Direct Bicarbonate Detection Method Based on a Near-Concentric Cavity-Enhanced Raman Spectroscopy System

open access: yesSensors, 2017
Raman spectroscopy has great potential as a tool in a variety of hydrothermal science applications. However, its low sensitivity has limited its use in common sea areas.
Dewang Yang   +4 more
doaj   +1 more source

Carbonated Irrigation Assessment of Grapevine Growth, Nutrient Absorption, and Sugar Accumulation in a Tempranillo (Vitis vinifera L.) Vineyard

open access: yesAgriculture, 2022
Iron chlorosis is common in vineyards grown on calcareous soils, and consists of a chlorophyll deficiency caused by a disorder in iron nutrition. It is manifested by interveinal yellowing of the youngest leaves and decreased growth and production.
Miriam Lampreave   +4 more
doaj   +1 more source

PTPRG is an ischemia risk locus essential for HCO3–-dependent regulation of endothelial function and tissue perfusion

open access: yeseLife, 2020
Acid-base conditions modify artery tone and tissue perfusion but the involved vascular-sensing mechanisms and disease consequences remain unclear. We experimentally investigated transgenic mice and performed genetic studies in a UK-based human cohort. We
Kristoffer B Hansen   +7 more
doaj   +1 more source

A bicarbonate-rich liquid condensed phase in non-saturated solutions in the absence of divalent cations

open access: yesFrontiers in Bioengineering and Biotechnology
Bicarbonate (HCO3−) and sodium (Na+)-containing solutions contain droplets of a separate, bicarbonate-rich liquid condensed phase (LCP) that have higher concentrations of HCO3− relative to the bulk solution in which they reside.
Mark A. Bewernitz   +6 more
doaj   +1 more source

Endurance evaluation of apple rootstocks for fe deficiencyinduced chlorosis through iron hunger and bicarbonate stress [PDF]

open access: yesعلوم محیطی, 2017
Introduction: Nowadays, the use of chemical fertilizers containing iron (Fe) in order to compensate for iron deficiency symptoms in apple orchards may be inevitable, but is not compatible with organic farming. Most of Iran’s temperate zone fruit orchards
Shahnam Ashtari   +3 more
doaj  

Bicarbonate rather than high pH in growth medium induced Fe-deficiency chlorosis in dwarfing rootstock quince A (Cydonia oblonga Mill.) but did not impair Fe nutrition of vigorous rootstock Pyrus betulifolia

open access: yesFrontiers in Plant Science, 2023
IntroductionQuince A (Cydonia oblonga Mill.), a typical dwarfing rootstock in pear cultivation, is susceptible to iron (Fe) deficiency in calcareous soils.
Yanyan Zhao   +15 more
doaj   +1 more source

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