Rabu, 06 Februari 2013

what is LOW DENSITY LIPOPROTEIN RECEPTOR GENE and what does it do?

Q. i was just wondering what it is.. it doesn't need to be detailed or anything, just a simple english answer

A. I believe that a Low Density Lipoprotein receptor gene is a gene that makes an individual more susceptible to accumulating LDL in their bloodstream. As a side note, LDL is the so called "bad" cholesterol that can stick to fats and cause a blockage in the body.

What happens if too much Low density Lipoprotein is in the bloodstream?
Q.

A. They call it "bad cholesterol" for a reason, because it's known that LDL causes vascular inflammation which triggers defense cells to form fibrin and collagen around the lipid deposits creating atheromas. When an atheroma breaks lose, you can get many life threatening conditions, from heart attacks to strokes.

Sometimes if an atheroma doesn't break, it can still cause both before mentioned entities if it fully clogs the blood vessel.

what does low density lipoproteins transport cholestrol to?
Q.

A. LDL transports cholesterol to the vascular tissue. In the vessels, it gets deposited in the atherosclerotic plaques.




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What happens if too much Low density Lipoprotein is in the bloodstream?

Q.

A. They call it "bad cholesterol" for a reason, because it's known that LDL causes vascular inflammation which triggers defense cells to form fibrin and collagen around the lipid deposits creating atheromas. When an atheroma breaks lose, you can get many life threatening conditions, from heart attacks to strokes.

Sometimes if an atheroma doesn't break, it can still cause both before mentioned entities if it fully clogs the blood vessel.

what does low density lipoproteins transport cholestrol to?
Q.

A. LDL transports cholesterol to the vascular tissue. In the vessels, it gets deposited in the atherosclerotic plaques.

Effects of low high density lipoprotein in human body function?
Q.

A. HDL carries the excess cholesterol (LDL) away from the arteries to the liver so that these won't cause atherosclerosis (hardening of the arteries). Low HDL then means a higher risk of heart disease.

Additional
As the for answer from the lady below - try and check out her other posts about cholesterol...




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Selasa, 05 Februari 2013

Where is Low density lipoprotein (LDL) & High density lipoprotein (HDL) synthesized?

Q. Could you also let me know
1. HOW and WHERE they are removed from the bloodstream and
2. Dietary and lifestyle factors that may increase or decrease the amount in the blood (please explain).

I have been researching but I didn't find much.

A. Mostly the liver makes LDL and HDL which are fats/cholesterol..
You can stop eating cholesterol for the rest of your life and still have high levels. How can this be? For starters, all of your cells can create cholesterol. This is good because every cell in your body needs it to form protective membranes. Your body actually monitors your cells, and if it senses that a cell doesn't have enough cholesterol, it will produce more. Cholesterol also is an essential building block for naturally produced vitamin D and other good stuff, like estrogen and testosterone. But even though every cell can make its own cholesterol, some cells need extra help with their supply. This is where your liver comes in.
Your body, mainly your liver, produces 75 percent of your cholesterol; your small intestine also aids in both the creation and absorption of cholesterol [source: AHA]. The average diet adds another 300 to 500 mg of cholesterol [source: Schafer]. This external cholesterol comes from animal and dairy products. But even if you eat foods without cholesterol, the carbs, fats and proteins all break down eventually and release carbon, which your liver turns into cholesterol.

where is Low density lipoprotein (LDL) & High density lipoprotein (HDL) synthesized?
Q. Could you also let me know
1. HOW and WHERE they are removed from the bloodstream and
2. Dietary and lifestyle factors that may increase or decrease the amount in the blood (please explain).

I have been researching but I didn't find much.

A. HDL cholesterol "scavenges" your bad cholesterol and helps to eliminate LDL from the body. The only nonpharmacologic way to increase your HDL is to exercise.

Ingesting more soluble fiber lowers your LDL cholesterol because soluble fiber binds bile in the GI tract and it gets eliminated. Bile is synthesized using LDL, so that's why you sometimes see advertising on the side of quaker oats that they can lower your cholesterol. I believe the recommendation is to get 20-30 g of fiber / day.

Would it be better to fry a high fat food in Olive oil? cnsidring olive oil is a High-Density Lipoprotein.....
Q.

A. It can be used successfully for frying but be aware that the strong flavor of olive oil will still transfer to whatever you are cooking. If the food you are preparing is already high in fat, it won't make much of a nutritional difference at all. When you fry something at the correct temperature, very little of the oil should still be left on the food after cooking. It actually uses the moisture aleady present in the food to cook it. That is why you see the bubbles coming up. If the oil is too cool, it will soak into the food and make it greasy. Don't get me wrong, frying still adds a lot of fat and calories.


Check out this website which will tell you everythig you need to know about cooking with, storing, buying, and using olive oil. It's a great resource.

http://www.oliveoilsource.com/cooking_olive_oil.htm




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Senin, 04 Februari 2013

How much cholesterol should the average person allow in their diet a day?

Q. Also my Cholesterol is 225, does that mean I should have less than the average person? How much is the right amount?
They did not tell me what my good cholesterol vs my bad cholesterol is but im concerned with how much intake I should allow.

A. Hi MaggieMay,

Itâs currently recommended, for individuals with normal cholesterol levels, to limit dietary cholesterol intake to 300 mg or less daily. If you have high LDL cholesterol, the current recommendations are to limit dietary cholesterol to 200 mg or less per day.

All the best,
Lisa Nelson RD
http://www.lisanelsonrd.com

When does cholesterol synthesis occurs during the night, or whenever one goes to sleeps?
Q. -Statins are suggested to be taken at night when cholesterol synthesis occurs most. But does this process occurs during the daytime as well, when certain individuals goes to sleep (such as those with overnight working schedules), or does synthesis occur when there is very little or no sunlight present?

A. Where do I ask a question?

How many mg of cholesterol can you have per day if you have high cholesterol?
Q. Some websites say 300 mg and some say 200 mg. Which one is correct?

This is for people with a high cholesterol level btw.

A. I checked too, and i read that if your cholesterol is 5,2 - 6,5 mmol/l then you can have 300 mg per day
If the cholesterol is 6,5 - 7,8 mmol/l then you can have 200mg per day.
if the cholesterol is up to 7,8 mmol/l then you can have 150 mg / day

I hope it helps!




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Sabtu, 02 Februari 2013

How much Cholesterol should you be taking in every day?

Q. I started reading food labels, and I noticed there's a line called Cholesterol with a number in mg's. How many mg's or what is the total amount of cholesterol per day that is recommended for a 20 something female? Thanks.

A. Officially, experts say you shouldn't have over 300mg (based on a 2,000 calorie diet). I tend to think that's a little high and try to not go over half that. It really depends on your age and activity level. Maybe the link below will help a little more.

How much cholesterol is in egg whites as opposed to the yolks?
Q. One of my co-workers told me that there are equal amounts of cholesterol in both the white and the yolk.

I told her that wasn't true because the yolk is what has all the calories, fat, and cholesterol in it, so I'm doing a good thing by eating egg white omelettes, as opposed to regular ones that include the yolk.

Or am I? Who's right?

A. Your coworker is an idiot. There is zero cholesterol in the white.

But the yolk has good stuff, too, like iron and omega fatty acids, so don't skip it all the time.

How much cholesterol should the average person allow in their diet a day?
Q. Also my Cholesterol is 225, does that mean I should have less than the average person? How much is the right amount?
They did not tell me what my good cholesterol vs my bad cholesterol is but im concerned with how much intake I should allow.

A. Hi MaggieMay,

Itâs currently recommended, for individuals with normal cholesterol levels, to limit dietary cholesterol intake to 300 mg or less daily. If you have high LDL cholesterol, the current recommendations are to limit dietary cholesterol to 200 mg or less per day.

All the best,
Lisa Nelson RD
http://www.lisanelsonrd.com




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Why is cholesterol important for your health and the function of your body?

Q. Why is cholesterol important for your health and the function of your body? Is cholesterol in your diet really that bad?

A. Cholesterol doesn't make you fat or anything, but it contributes to heart disease in the future. If you have a high cholesterol, you have a high chance of heart disease. To prevent this, try eating mono-unsaturated fats, and poly-unsaturated fats. These are good fats that lower bad cholesterol, and increase your good cholesterol. Sources of mono and poly unsaturated fats are nuts - almonds, pecans, peanuts, and walnuts, and cooking oil, lol.

How much cholesterol should the average person allow in their diet a day?
Q. Also my Cholesterol is 225, does that mean I should have less than the average person? How much is the right amount?
They did not tell me what my good cholesterol vs my bad cholesterol is but im concerned with how much intake I should allow.

A. Hi MaggieMay,

Itâs currently recommended, for individuals with normal cholesterol levels, to limit dietary cholesterol intake to 300 mg or less daily. If you have high LDL cholesterol, the current recommendations are to limit dietary cholesterol to 200 mg or less per day.

All the best,
Lisa Nelson RD
http://www.lisanelsonrd.com

When does cholesterol synthesis occurs during the night, or whenever one goes to sleeps?
Q. -Statins are suggested to be taken at night when cholesterol synthesis occurs most. But does this process occurs during the daytime as well, when certain individuals goes to sleep (such as those with overnight working schedules), or does synthesis occur when there is very little or no sunlight present?

A. Where do I ask a question?




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