Regarding atheroma development and progression as opposed to regression, the key issue has always been cholesterol transport patterns, not cholesterol concentration itself.

Lowering cholesterol concentrations and mortality: a quantitative review of primary prevention trials.

The mean total cholesterol concentration among women with polyps was significantly higher than that of control subjects.

Increased risk for gallstones due to increased cholesterol concentration of bile.

However, statins reduce cardiovascular disease events and total mortality irrespective of the initial cholesterol concentration.

Wheat germ policosanol failed to lower plasma cholesterol in subjects with normal to mildly elevated cholesterol concentrations.

In the gemfibrozil study, cholesterol concentrations decreased by about 10 percent in the group that took the drug.

After all, dietary fat is connected to cholesterol concentrations in the blood, which are linked to your risk of heart disease and stroke.

In one human 'guinea-pig', blood cholesterol concentrations varied between 5.7 and 7.99mmol per litre.

Consumption of fermented and nonfermented dairy products: effects on cholesterol concentrations and metabolism.