concentration gradient

How To Use concentration gradient In A Sentence

• Long sympathetic neurons and sensory neurons, with particular reference to those of the dorsomedial quadrant of spinal ganglia in chick embryo [12], provided a most valuable system for demonstrating the three main activities of NGF, i.e., 1) its vital trophic role during the early developmental stages, 2) its property of enhancing differentiative processes such as neurite outgrowth, and 3) of guiding the growing or regenerating neurites along its own concentration gradient. [ Nobel Lecture The Nerve Growth Factor: Thirty-Five Years Later
• Na+-K+ ATPase at the basolateral membrane maintains a low concentration of sodium cations within the epithelial cells, thus establishing the concentration gradient for sodium ions necessary for the functioning of the cotransport system. Conservapedia - Recent changes [en]
• Therefore, water tends to flow into the cell by osmosis, down its concentration gradient.
• However, thermodynamic driving forces may indeed arise in experiments, as the result of chemical potential and/or concentration gradients between the cytoplasm and the nucleoplasm.
• The motive force is supplied by sodium or hydrogen ions flowing down a concentration gradient from the outside.
• Steady-state diffusion of water along the two defined pathways depends on the concentration gradient and on the diffusivity of the substance.
• Thus, the flux of water vapour at a constant concentration gradient across pores of invariable geometry will depend only on the molecular characteristics of the gas (solvent).
• Furthermore, garlic is a seleniferous plant, accumulating selenium from the soil against a concentration gradient. American Journal of Clinical Nutrition current issue
• In certain disease states, the capacity of membrane pumps to maintain normal concentration gradients may be compromised.
• Again a vertical stable salt concentration gradient is set up, and a heat source introduced.