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Invagination

Invagination

1. (Science: biology) The condition of an invaginated organ or part.

2. (Science: biology) One of the methods by which the various germinal layers of the ovum are differentiated.

in embolic invagination, one half of the blastosphere is pushed in towards the other half, producing an embryonic form known as a gastrula. In epibolic invagination, a phenomenon in the development of some invertebrate ova, the epiblast appears to grow over or around the hypoblast.

Origin: L. Pref. In- _ vagina sheath.


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caveolae and caveolin1

... questions about the caveolae and caveolin1 I didn't understand the paper that I read on that topic. I would like to know what are the caveolaes? invagination of PM ? what are their function please? nutrients transport? How, the caveolaes, are involved in diseases? How they are related to membrane ...

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by marco86
Sun Apr 29, 2012 2:02 pm
 
Forum: Cell Biology
Topic: caveolae and caveolin1
Replies: 1
Views: 3096

Re: Please help me about pinocytosis

... "DRINK" something) - when cell is taking needed substances with a 'fluid drop'. And, visualy, you can recognize it by long, very thin invagination.

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by Mona09506
Thu Nov 10, 2011 8:17 pm
 
Forum: Cell Biology
Topic: Please help me about pinocytosis
Replies: 13
Views: 6367

Re: mechanisms of membrane transport

... molecules to a region of low free water molecules. endocytosis/exocytosis -movement of large molecule into and out of the cell respectively via invagination (or folding) of the cell membrane. The memebrane forms vesicles around the large molecule. active transport- can be in either protein channels ...

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by sapphirearth
Fri Mar 13, 2009 5:28 am
 
Forum: Molecular Biology
Topic: mechanisms of membrane transport
Replies: 5
Views: 6715

Morgellon's or ..........flies, or .......

... Twenty-three of them had keratotic plugs. Histologic examination demonstrated granulomatous foci consisting of epithelioid cells and a epidermal invagination which was disrupted at the base and lateral sites. This invagination was considered to represent transepithelial elimination. ANOTHER: ...

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by RANDY
Fri Feb 17, 2006 7:34 am
 
Forum: Human Biology
Topic: Morgellon's or ..........flies, or .......
Replies: 173
Views: 134107


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