Results 111 to 120 of about 2,447,234 (385)

Different sodium levels and electrolyte balances in pre-starter diets for broilers

open access: yesBrazilian Journal of Poultry Science, 2004
An experiment with 400 one-day-old male chicks (Ross) was conducted to evaluate the effects of different Na levels (0.10, 0.22, 0.34 and 0.46%) and different cation/anion balances (Na+K-Cl) (100, 150, 200, 250 and 300 meq/kg) in pre-starter diets on ...
A Maiorka   +4 more
doaj   +1 more source

Potassium [PDF]

open access: yesAdvances in Nutrition, 2012
Lanham-New, SA, Lambert, H, Frassetto, L
openaire   +4 more sources

Single-channel recordings from cultured human retinal pigment epithelial cells. [PDF]

open access: yes, 1988
We have applied patch-clamp techniques to on-cell and excised-membrane patches from human retinal pigment epithelial cells in tissue culture. Single-channel currents from at least four ion channel types were observed: three or more potassium-selective ...
Fain, GL, Fox, JA, Pfeffer, BA
core  

Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, a highly sensitive electrochemical biosensor based on SiO2‐based hairy particles with a grafted PDMAEMA polymer brush containing a quantifiable and large amount of immobilized Laccase is reported. The fabricated biosensor exhibits a sensitivity of 0.14 A·m⁻¹, a limit of detection (LOD) of 0.1 µm, and a detection range of 0.3–750 µm,
Pavel Milkin   +7 more
wiley   +1 more source

Relative Growth Rate and Specific Absorption Rate of Nutrients in Lactuca sativa L. Under Secondary Paper Sludge Application and Soil Contamination with Lead

open access: yesAgriculture
Cost-effective methods for improving soil fertility and mitigating the negative impact of heavy metal contamination in agricultural soils are currently under investigation.
Elena Ikkonen, Marija Yurkevich
doaj   +1 more source

Macronutrients in Soil and Wheat as Affected by a Long-Term Tillage and Nitrogen Fertilization in Winter Wheat–Fallow Rotation

open access: yesAgronomy, 2019
The insights gained from the long-term impacts of tillage and N fertilization on soil fertility are crucial for the development of sustainable cropping systems.
Santosh Shiwakoti   +4 more
doaj   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Effects of foliar spraying with amino acid and potassium fertilizers on the yield and quality of Anji white tea

open access: yes浙江大学学报. 农业与生命科学版
Cold injury in early spring is one of the main harmful factors affecting the production of spring tea. It is of practical significance to improve the cold resistance and early fresh leaf yield of tea plants by foliar fertilization.
LUO Lingxun   +6 more
doaj   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

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