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Dictionary » V » Vesicle

Vesicle

Definition

noun, plural: vesicles

(general) A small sac or cyst containing fluid or gas.

(cell biology) A bubble-like membranous structure that stores and transports cellular products, and digests metabolic wastes within the cell; an intracellular membranous sac that is separated from the cytosol by at least one lipid bilayer.

(physiology) A membranous pouch within an axon terminal that stores and releases neurotransmitter

(pathology) Small fluid-filled lesion or blister formed in or beneath the skin.

(mycology) In fungi, a bubble-like sac produced by zoosporangium, and from where zoospores mature and are eventually released.

(phycology) A floating gas-filled bubble or bladder-like structure in algal cell.


Supplement

Word origin: from Latin vēsīcula, diminutive of vēsīca, bladder, blister.

Related phrases: synaptic vesicle, auditory vesicle, optic vesicle, seminal vesicle.


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How Bacteria and Viruses work.. in the Nervous system

... above: it basically tells us that we still have a whole bunch to learn about the cytoskeleton and how microtubule position is regulated, about vesicle targeting with clathrin coat proteins and about the transport pathways within the endomembrane system.

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by MrMistery
Sun Mar 15, 2009 11:01 pm
 
Forum: Cell Biology
Topic: How Bacteria and Viruses work.. in the Nervous system
Replies: 6
Views: 465

Important unknown nanotech within humans

... journals 4. .edu domain sites Other sites of questionable merit do not qualify. Additionally, citing a definition of colloids or a paper on vesicle formation but does not otherwise say anything about morgonell's disease is not a valid form of support. The connection should be solid, the ...

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by mith
Tue Feb 10, 2009 8:42 am
 
Forum: Molecular Biology
Topic: Important unknown nanotech within humans
Replies: 28
Views: 2793

Important unknown nanotech within humans

... characteristics are the existence polymer fibres within and around the body, silicate particles and structures such as silicone liquid crystals, vesicles, gels,solid sol and polymer liquid crystals also in and around the body. morgellons sufferers also experience intense static charges many times ...

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by vincio
Tue Feb 10, 2009 7:22 am
 
Forum: Molecular Biology
Topic: Important unknown nanotech within humans
Replies: 28
Views: 2793

Cells come from other cells reasoning

... appear). Of course, in evolutionary time, cells did appear at one time. Of course, making the difference between "cell" and "lipid vesicle with stuff inside" in evolutionary time is next to impossible, but you get the point. Your course wants you to realize that all the cells ...

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by MrMistery
Thu Jan 22, 2009 2:27 am
 
Forum: Cell Biology
Topic: Cells come from other cells reasoning
Replies: 4
Views: 714

amphipathic molecule

the example that I am looking at the mono layer forms a sphere and the bilayer forms a vesicle that contains water.

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by cellbiostudent
Wed Jan 21, 2009 11:13 pm
 
Forum: Cell Biology
Topic: amphipathic molecule
Replies: 3
Views: 586
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