Maitris eachtarcheallach

On Vicipeid, an chiclipeid shaor.

 

WD Bosca Sonraí AnatamaíochtMaitris eachtarcheallach
Aitheantoiri
MeSH D005109
TH H2.00.03.0.02001
Acmhainni seachtracha
EB Online science/extracellular-matrix
Tearmaiocht anatamaioch


Sa bhitheolaiocht , is lionra trithoiseach i an mhaitris eachtarcheallach (MEC) ata comhdheanta de mhacramoilini agus mianrai eachtarcheallacha , mar shampla collaigin , einsimi , gliceaproiteini agus hiodrocsapaitit a sholathraionn tacaiocht struchturach agus bithcheimiceach do na cealla maguaird. [1] [2] Toisc gur thainig ilcheallacht chun cinn go neamhspleach i ginealaigh eagsula ilcheallacha, athraionn comhdheanamh MEC idir struchtuir ilcheallacha; afach, is feidhmeanna coitianta den MEC iad cillghreamaitheacht, cumarsaid agus difreail o chill go cill. [3]

Sna hainmhithe, airitear leis an mhaitris eachtarcheallach an an mhaitris scaineach agus an scannan bunaidh. [4] Ta maitris scaineach i lathair idir cealla ainmhithe eagsula (.i. sna spasanna idircheallacha). Lionann glothacha polaisiuicride agus proiteini snaithineacha an spas scaineach agus gniomhaionn siad mar mhaolaire comhbhru i gcoinne an struis a chuirtear ar an MEC. [5] Is eard ata i scannain bunaidh na deascaidh de MEC ar a bhfuil cealla eipiteiliacha eagsula. In ainmhithe, ta cineal MEC ag gach cineal fiochain tacaiochta: cuimsionn snaithini collaigine agus mianrai cnamh an MEC d' fhiochan cnamh ; cuimsionn snaithini mogallacha agus bonnsubstaintian MEC d' fhiochan scaoilte ; agus is e fuilphlasma an MEC f na fola.

Tagairti [ cuir in eagar | athraigh foinse ]

  1. "Extracellular matrix structure" (February 2016). Advanced Drug Delivery Reviews 97 : 4?27. doi: 10.1016/j.addr.2015.11.001 . PMID 26562801 .  
  2. " Remodelling the extracellular matrix in development and disease " (December 2014). Nature Reviews. Molecular Cell Biology 15 (12): 786?801. doi: 10.1038/nrm3904 . PMID 25415508 .  
  3. " Diverse evolutionary paths to cell adhesion " (December 2010). Trends in Cell Biology 20 (12): 734?42. doi: 10.1016/j.tcb.2010.08.002 . PMID 20817460 .  
  4. Kumar (2005). "Robbins and Cotran: Pathologic Basis of Disease" (7th ed.). Philadelphia: Elsevier. ISBN 978-0-7216-0187-8 .  
  5. "Essential cell biology" (2004). New York and London: Garland Science . ISBN 978-0-8153-3481-1 .