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Doctor insights on: 4 Functions Of Cell Membrane

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What are integrins in the cell membrane?

What are integrins in the cell membrane?

Integrin: Integrins are receptors that mediate the attachment between a cell and the tissues that surround it, such as other cells or the extracellular matrix (ecm. ...Read more

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Dr. Peter Kurzweil
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44 years in practice
16M people helped
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Dr. Peter Kurzweil
Board Certified
44 years in practice
16M people helped
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4
How does cholesterol affect our cell membrane fluidity?

How does cholesterol affect our cell membrane fluidity?

It's complicated: Cholesterol stabilizes membranes and keeps them from melting / breaking down at both high and low temperatures but by different mechanisms. This is some serious physical chemistry. Ignore all the "pop" accounts you'll find online and ask a teacher at a good junior college. ...Read more

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Dr. Peter Kurzweil
Board Certified
44 years in practice
16M people helped
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5

5
What is the function of cholesterol molecules in the plasma membrane of human erythrocytes?

All cell membrane: Cholesterol is an integral part of the cell membranes and other organelle in all cells. Cholesterol is a structural element in the cell membranes. ...Read more

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Can snakevenom lyse cell membrane?

Can snakevenom lyse cell membrane?

Yes: There's a variety of different toxins secreted by the salivary glands of venomous snakes. Depending on the species, some venoms attack nerves(neurotoxins), heart muscle(cardio toxins), blood cells (hemotoxins), cell membranes (phospholipases). The latter would cause lysis of cell membranes. ...Read more

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I had IntraLasik done 2 months ago, epithelium came off during the surgery and new cells didn't want to grow properly and stick to membrane.Why?

I had IntraLasik done 2 months ago, epithelium came off during the surgery and new cells didn't want to grow properly and stick to membrane.Why?

What to do?: I can't tell you why. It could be due to so many things...starting with your food choices. For more progressive treatment you might look up and try blood serum eye drops. www.blatmanhealthandwellness.com ...Read more

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Are there a large number of cholesterol molecules in the plasma membrane of a single human red blood cell or merely a few?

Are there a large number of cholesterol molecules in the plasma membrane of a single human red blood cell or merely a few?

Large number: Cholesterol molecules are found in every cell of the body, and are especially abundant in cell plasma membranes. The plasma membrane is a continuous double-layer of phospholipids, interwoven with cholesterol molecules and proteins. So, cholesterol molecules are found in great numbers in the plasma membranes of red blood cells. ...Read more

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Dr. Peter Kurzweil
Board Certified, Internal Medicine
44 years in practice
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