Category Lipids

Low Albumin, High Cholesterol! NERD ALERT!

Although the well-known autosomal dominant gene mutations for Familial Hypercholesterolemia are LDLR, APOB, and PCSK9, there are lesser-known recessive mutations that can result in elevated cholesterol levels.  One of these recessive gene mutations is LDLRAP1, but THIS ARTICLE describes a…

Metformin Mechanistic Mysteries: NERD ALERT!

France has contributed many luminaries to science, including Pascal and Descartes, but maybe Metformin, a glucose-lowering medication taken by millions of people, deserves a place on this proverbial intellectual Mont Blanc as well.  Derived from the French lilac, Metformin continues…

Artificial Sweeteners and Spiritual Satiety

Healthcare professionals in metabolic clinics have all been subject to the ironic situations in which people with type 2 diabetes INSIST that drinking Diet Soda will instantly kill them and simultaneously plunge the world into nuclear conflict.  Meanwhile, their Continuous…

Sneaky SNX17, PCSK9, and the LDL Receptor-NERD ALERT!

The punch line to the joke, “Why did the PCSK9 inhibitor not work?” is usually, “Because the patient never took it!” But occasionally, people will get a less-than-expected response in LDL-C lowering to PCSK9 inhibitors.  This is quite unusual, but…

PCSK9 in the Heart Muscle? Lipid Deep Dive-NERD ALERT!

PCSK9 is well-known for its role in cholesterol homeostasis, and most are aware that PCSK9 targets the LDL receptor for lysosomal degradation.  Given that the LDL receptor in the liver is what clears the majority of ApoB cholesterol-laden particles from…

GLP-1, Take a Seat…Let’s Talk about Cholesin!

In the middle of this recent article on ketogenic diets and blood cholesterol levels, the recently discovered hormone cholesin was mentioned.  (This article speculated that those on a ketogenic diet experience an increased degree of intestinal cholesterol absorption, which I…