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Blood-air barrier

Blood-air barrier

The barrier between capillary blood and alveolar air comprising the alveolar epithelium and capillary endothelium with their adherent basement membranes and epithelial cell cytoplasm. Gaseous exchange occurs across this membrane.


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Sperm Immunity of Womens

... must exist in this organ to prevent any autoimmune reaction. The blood-testis barrier is likely to contribute to the survival of sperm. However, it is believed in the field ...

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by ankitaalive
Wed Nov 28, 2012 6:28 am
 
Forum: Cell Biology
Topic: Sperm Immunity of Womens
Replies: 1
Views: 2210

How do T4 cells enter the brain?

... organs (CVO) are specialized areas of the brain that lack a normal blood-brain barrier, and therefor are in constant contact with signaling molecules circulating in the bloodstream. ...

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by anastasianikifor
Thu Aug 26, 2010 11:35 am
 
Forum: Cell Biology
Topic: How do T4 cells enter the brain?
Replies: 2
Views: 3502

How do T4 cells enter the brain?

... HIV can enter the brain through T4 cells, since they cannot pass the Blood Brain Barrier. However, they are able to do so through macrophages. That being said, I am currently ...

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by Ewokboba
Thu Jul 15, 2010 2:53 am
 
Forum: Cell Biology
Topic: How do T4 cells enter the brain?
Replies: 2
Views: 3502

Re:

There's a placental barrier between the mother and the fetus, so not everything that's in the mother's blood can pass to the fetus. Sorry, I shall be more specific, 'all low-molecular substances can pass' basically

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by JackBean
Fri Sep 25, 2009 8:30 am
 
Forum: Physiology
Topic: Antimuscarinic drugs
Replies: 3
Views: 5175

Antimuscarinic drugs

There's a placental barrier between the mother and the fetus, so not everything that's in the mother's blood can pass to the fetus. Mostly the transport happens via diffusion, so particles that can passively pass ...

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by biohazard
Fri Sep 25, 2009 6:41 am
 
Forum: Physiology
Topic: Antimuscarinic drugs
Replies: 3
Views: 5175
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