Results 31 to 40 of about 1,905,098 (302)

Quantitative assessment of the comparative nanoparticle-uptake efficiency of a range of cell lines [PDF]

open access: yes, 2011
Interest continues to grow in the possibility of understanding the mechanism(s) of nanoparticle-cell interactions. At present there is little knowledge, and essentially no understanding, of the relevant length and time scales for nanoparticle ...
Dawson, Kenneth A   +15 more
core   +1 more source

Amino acid uptake in Arabidopsis [PDF]

open access: yes, 2008
Nitrogen (N) is essential for all living organisms and is considered to be the limiting factor for plant growth in many ecosystems. Although generally believed to rely on mineral N to fulfill their N needs, plants have also been found to access organic N
Svennerstam, Henrik
core   +1 more source

Analysis of phosphorus use efficiency traits in Coffea genotypes reveals Coffea arabica and Coffea canephora have contrasting phosphorus uptake and utilization efficiencies

open access: yesFrontiers in Plant Science, 2016
Background and Aims: Phosphate (Pi) is one of the most limiting nutrients for agricultural production in Brazilian soils due to low soil Pi concentrations and rapid fixation of fertilizer Pi by adsorption to oxidic minerals and/or precipitation by iron ...
Ana Paula Neto   +4 more
doaj   +1 more source

TEACHER’S CORRECTIVE FEEDBACK ON STUDENTS’ ORAL RESPONSES

open access: yesEnglish Community Journal, 2020
This study investigated oral corrective feedback provided by the teacher and students’ uptake following teacher’s corrective feedback in accelerated class.
Lasmi Febrianingrum
doaj   +1 more source

Oxygen uptake during middle distance running [PDF]

open access: yes
The thesis is concerned with oxygen uptake during middle distance running.
Sandals, Leigh E
core   +3 more sources

Diel rhythmicity in amino acid uptake by Prochlorococcus [PDF]

open access: yes, 2008
The marine cyanobacterium Prochlorococcus, the most abundant phototrophic organism on Earth, numerically dominates the phytoplankton in nitrogen (N)-depleted oceanic gyres.
Terry, Matthew J   +20 more
core   +1 more source

Ascorbate enhances iron uptake into intestinal cells through formation of a FeCl3-ascorbate complex [PDF]

open access: yes, 2010
It has been well documented that ascorbate enhances iron uptake, with a proposed mechanism based on reduction to the more absorbable ferrous form. We have performed a study on the effects of ascorbate on ferric iron uptake in the human epithelial Caco-
Lodge, John K.   +11 more
core   +1 more source

Feedback and uptake in videoconferences for online intercultural exchange

open access: yesJournal of Virtual Exchange, 2021
Incidental focus on form (FonF) refers to the treatment of linguistic elements incidentally arising in a communicative setting during a meaning-focused activity.
Ruiling Feng   +3 more
doaj   +1 more source

Plasticity of GABA transporters: an unconventional route to shape inhibitory synaptic transmission

open access: yesFrontiers in Cellular Neuroscience, 2014
The brain relies on GABAergic neurons to control the ongoing activity of neuronal networks. GABAergic neurons control the firing pattern of excitatory cells, the temporal structure of membrane potential oscillations and the time window for integration of
Annalisa eScimemi
doaj   +1 more source

Factors associated with uptake of community client-led ART delivery model at Mulago adult HIV clinic _ Mulago National Referral Hospital

open access: yesCogent Medicine, 2021
Community Client Led ART Delivery (CCLAD) model in Uganda refers to self-formed groups of six to eight stable Anti Retro viral Therapy (ART) patients from the same community or area.
Omona Kizito, Laban Sabiti
doaj   +1 more source

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