Navigation Links
Facilitated diffusion


Facilitated diffusion, (facilitated transport) is a process of diffusion, a form of passive transport, via which molecules diffuse across membranes, with the assistance of transport proteins.
Full article >>>

Facilitated diffusion (facilitated transport) is a process of passive transport (diffusion) via which molecules diffuse across membranes, with the help of transport proteins (mediated transport).
Full article >>>

Facilitated Diffusion of Ions
Ligand-gated ion channels.
External Ligands
Internal Ligands ...
Full article >>>

Facilitated diffusion involves the use of a protein to facilitate the movement of molecules across the membrane. In some cases, molecules pass through channels within the protein.
Full article >>>

facilitated diffusion Mediated transport in which a permease makes possible diffusion of a molecule across a cell membrane in the direction of a concentration gradient; contrast with active transport.
Full article >>>

facilitated diffusion
The spontaneous passage of molecules and ions, bound to specific carrier proteins, across a biological membrane down their concentration gradients.
facultative anaerobe ...
Full article >>>

facilitated diffusion: the movement of molecules across a membrane from a region of high concentration to a region of low concentration that is assisted by proteins.
Full article >>>

facilitated diffusion Diffusion of a molecule across a biological membrane via a protein transporter down a concentration gradient. Also called passive diffusion. facultative cells Cells that can live in the presence or absence of oxygen.
Full article >>>

passive transport (facilitated diffusion) - movement of a molecule across a membrane down its concentration gradient
peripheral membrane proteins-proteins that can be released from the membrane ...
Full article >>>

Some of these proteins can move materials across the membrane only when assisted by the concentration gradient, a type of carrier-assisted transport known as facilitated diffusion.
Full article >>>


'"/>


Other biology dictionary
(Date:7/3/2008)...on run away with you may actually influence how yo...ersity has found that mental imagery--what we see ... perception. , The research was published onlin...e found that imagery leads to a short-term memory ...on, research associate in the Vanderbilt Departmen...
(Date:7/3/2008)...s, a GlaxoSmithKline company focused on discoverin...eases of aging such as Type 2 Diabetes, is include...nline edition of Cell Metabolism that mice treat...ol showed an overall health improvement, including...d cardiovascular dysfunction, and improved balance...
(Date:7/3/2008)...ed vital information to relief workers in Myanmar ...dow following the devastating Cyclone Nargis that ...ly after the disaster, the UN Office for the Coord...nternational Charter on ,Space and Major Disasters...oviding immediate crisis mapping of the affected a...
(Date:7/3/2008)...shape and size of microscopic three-dimensional st...by biological chemist Jason Shear and his former g...exas at Austin. , Shear and Kaehr fabricated a v...es, known as hydrogels, and have shown that they c...hemistry of the environment in which they were bui...
Breaking Biology News(10 mins):'Mind's eye' influences visual perception 2'Mind's eye' influences visual perception 3Long-term study of middle-aged mice shows 2Long-term study of middle-aged mice shows 3Extended cyclone relief efforts aided from space 2Extended cyclone relief efforts aided from space 3'Smart' materials get smarter with ability to better control shape and size 2'Smart' materials get smarter with ability to better control shape and size 3Thoratec Schedules Third Quarter Conference Call Webcast 4615 1Thoratec Schedules Third Quarter Conference Call Webcast 4615 2Bayer Issues Additional Guidance to Physicians on Trasylol 28R 29 663 1Bayer Issues Additional Guidance to Physicians on Trasylol 28R 29 663 2Bayer Issues Additional Guidance to Physicians on Trasylol 28R 29 663 3Bayer Issues Additional Guidance to Physicians on Trasylol 28R 29 663 4Bayer Issues Additional Guidance to Physicians on Trasylol 28R 29 663 5Cell Insights Could Bring Better Drugs 4614 1Imaging shows structural changes in mild traumatic brain injury 4611 1Imaging shows structural changes in mild traumatic brain injury 4611 2Imaging shows structural changes in mild traumatic brain injury 4611 3
...H researchers, have identified a specific protein ...ection of parasitic infections, leading the way fo...nfections. , Published in the April 28 issue of Sc...erstanding how infectious parasites interface with...and clinical importance. , Most infections are ca...
...erapeutic cancer vaccine combining the synthetic b...Pharmaceutical), with a peptide antigen were repor.... The paper shows that the CpG 7909 DNA sequence i...to recognize and destroy cancer cells. The Phase I... Ludwig Institute for Cancer Research (LICR) at th...
...cultural insecticides experienced increased neurol...ng the products. Data from 18,782 North Carolina a...ing organophosphates and organochlorines, to repor...zziness, nausea, hand tremors, numbness and other ...dressed by the study are still on the market, but ...
...gy : , ,Oncologists have long thought that can...n times of day. But they have been unable to turn ... understand the phenomenon well enough. Now, resea...explains why sensitivity to anti-cancer drugs chan... lead to new drug treatments that may be more effe...
Other Biology News:Yale researchers identify molecule for detecting parasitic infection in humans 2Pathogen-Mimicking Vaccine As Strategy For Cancer Therapy 2Use of Insecticides Linked to Lasting Neurological Problems for Farmers 2Effective Cancer Treatments Follow The Clock 2Effective Cancer Treatments Follow The Clock 3