Results 71 to 80 of about 21,548 (308)

Ocena wpływu wapnowania oraz gipsowania na zawartość glinu wymiennego w glebie lekkiej

open access: yesAgronomy Science, 2004
The aim of the present paper was the estimation of a possibility of gypsum utilization for limiting exchangeable aluminium in acid soil in relation to liming by CaCO3.
Jan Łabętowicz   +3 more
doaj  

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

Relationship between acidity and chemical properties of brazilian soils

open access: yesScientia Agricola, 2003
In soils of tropical climate regions the high acidity and the presence of exchangeable aluminum (Al3+), associated to low fertility, are the main restrainting factors for agricultural production.
Cássio Hamilton Abreu Jr.   +2 more
doaj  

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Phosphorus fraction transformation and soil acidity mitigation through integration of water hyacinth biochar with organic and synthetic phosphorus sources in acidic soil

open access: yesFrontiers in Environmental Science
Phosphorus (P) deficiency is a major problem in acidic and tropical soils, including in Ethiopia, because more than 80% of P derived from synthetic fertilizers becomes fixed and unavailable.
Mekuanint Lewoyehu   +7 more
doaj   +1 more source

Ion-exchange Behavior of Acidic and Basic Amino Acids [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1961
Abstract The ion-exchange behavior of the acidic and the basic amino acids was described and discussed. The maximum uptake of amino acids takes place in the pH range close to the iso-electric points and the pH effect is more remarkable and more characteristic, in comparison with the case of neutral amino acids.
Manabu Sen\={o}, Takeo Yamabe
openaire   +1 more source

Lime Requirement Indices of Alaskan Soils [PDF]

open access: yes, 1979
Perhaps the most significant single measurement of a soil's ability to adequately support plant growth is a pH determination. If soils are too acid, reduced nutrient availability of all the macronutrients will result.
Loynachan, T. E.
core  

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Bridging the yield gaps of bread wheat at a scale through an innovative method of lime application in the acidic soils of Northwestern Ethiopia

open access: yesCogent Food & Agriculture, 2020
Soil acidity is one of the major constraints for crop production in the highland areas. The finding of a 25% lime application method was recommended to amend the problems.
Asmamaw Demil   +4 more
doaj   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

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