Catalyst University
Nitric Oxide Synthase: Physiology, Biochemistry, and Mechanism
Nitric Oxide Synthase: Physiology, Biochemistry, and Mechanism
Global Health with Greg Martin
Access to medicines during the COVID-19 pandemic. The role of The Medicines Patent Pool
During the COVID-19 pandemic, making medicines and vaccines available to people in low-and-middle income countries is going to be extremely important. Access to drugs and vaccination programs at affordable prices will be a game changer....
Physics Girl
Why is the universe flat?
Cosmic inflation is a theory that was proposed in the 1980s by cosmologist Alan Guth to answer some of the most fundamental questions of the origins of our universe. It also solved the Horizon Problem and the Flatness Problem.
Catalyst University
Circuit of Papez | Functions and Structure
In this video, we discuss the function and structure of the Circuit of Papez, a neural circuit involved in episodic memory consolidation.
Professor Dave Explains
Vilsmeier Reaction
What's a formylation? The introduction of a formyl group, of course. This refers to a way to make aldehydes. The Vilsmeier reaction is one such method, developed in 1927. Let's get a look at this reaction, its mechanism, and the...
Catalyst University
Alkene Epoxidation: Theory, Mechanism, and Examples
Alkene Epoxidation: Theory, Mechanism, and Examples
Catalyst University
Dimethyltryptamine [DMT] | Biosynthesis, Mechanism, & Metabolism
In this video, we discuss the psychedelic drug, dimethyltryptamine [DMT] and its biosynthesis, mechanism of action, metabolism, & elimination.
Catalyst University
Biosignaling - Receptor Desensitization by Beta-arrestin
Biosignaling - Receptor Desensitization by Beta-arrestin
Catalyst University
Glutamine Synthetase Biosynthesis of Glutamine
Glutamine Synthetase Biosynthesis of Glutamine
Catalyst University
Aminoacyl tRNA Synthetase Charging the Amino Acid
Aminoacyl tRNA Synthetase Charging the Amino Acid
Catalyst University
Catalytic Mechanism of Myeloperoxidase & Hypochlorous Acid Functions
Here we explore the catalytic mechanism of Myeloperoxidase and subsequent formation of Hypochlorous Acid and Hypothiocyanite, two reactive oxidative species (ROS). We will also see functions of Hypochlorous Acid.
Catalyst University
Anti-Dihydroxylation: Theory, Mechanism, Examples, and Biological Applications
Anti-Dihydroxylation: Theory, Mechanism, Examples, and Biological Applications
Catalyst University
Alcohol Dehydrogenase: Physiology, Biochemistry, and Mechanism
Alcohol Dehydrogenase: Physiology, Biochemistry, and Mechanism
Professor Dave Explains
Schmidt Reaction
Wanna make an amide out of a ketone? Try the Schmidt reaction! It's got azides, it's got really neat concerted rearrangements, it's got diazoiminium intermediates, it has it all! Let's check out the mechanism, implications, and...
Catalyst University
Hydrohalogenation: Theory, Mechanism, Examples
Hydrohalogenation: Theory, Mechanism, Examples
Catalyst University
Caffeine Demethylase Mechanism
In this video, we discuss Caffeine Demethylase Mechanism
Healthcare Triage
More Bad Nutrition Studies: Red Meat and Cancer
The old chestnut that eating red meat leads to cancer is back! A study last week claimed that eating red meat increased cancer risks by up to 28 percent! This sounds scary, but this study has a lot of problems.
Catalyst University
Cholesterol Biosynthesis Stage 3 Generating Squalene & Lanosterol
Cholesterol biosynthesis is divided into 4 general stages. This video diagrams stage 3 in which IPP and DMAP (two isoprenoids) are built into squalene with subsequent epoxidation and cyclization to lanosterol.
JJ Medicine
Introduction to Hedgehog Signaling: Hedgehog Protein Synthesis and Release
Lesson on Hedgehog protein synthesis and cellular release. The Hedgehog signaling pathway is important in embryological development of both invertebrates and vertebrates. Hedgehog proteins are synthesized as precursor proteins and...