Catalyst University
Phosphodeoxyribomutase: Physiology, Biochemistry, and Mechanism
Phosphodeoxyribomutase: Physiology, Biochemistry, and Mechanism
Professor Dave Explains
Homotopic, Enantiotopic, Diastereotipic, and Heterotopic Protons
Looking at different types of protons in the context of NMR spectroscopy.
Catalyst University
The Biotin Cycle | Mammalian Biotin (Vitamin B7) Metabolism & Processing
This video explores the biotin cycle. How is biotin attached to an enzyme? How is it removed? Is biotin recycled?
Curated Video
Introduction to Organic Chemistry: Representing Molecules and Naming Compounds
The video is a lecture on organic chemistry, introducing key concepts such as hydrocarbons, functional groups, homologous series, and isomerism. The speaker explains how organic molecules can be represented in different ways, using...
Professor Dave Explains
Natural vs. Synthetic Vitamins
Anti-science mentality is prevalent in modern society. This is evidenced most clearly in a complete distrust of chemicals synthesized in a laboratory. But does the activity of a molecule depend whatsoever on the pathway from which it...
Catalyst University
Mechanism of Production & Renal Elimination of Creatinine
In this video, we discuss the following: 1) the mechanism of creatinine production from creatine phosphate (PCr). 2) the conditions under which its kinetics are accelerated. 3) how creatinine is excreted by the body.
The Noted Anatomist
Nicotinic cholinergic receptors
This video tutorial discusses the Nicotinic cholinergic receptors: 0:00. Intro 0:17. What are cholinergic receptors? 0:31. What are nicotinic receptors? 1:47. What are the 2 types of nicotinic receptors? 2:07. Nm. Nicotinic muscle...
Catalyst University
Nucleotide Metabolism | Purine Biosynthesis 2: IMP to AMP & GMP
Nucleotide Metabolism | Purine Biosynthesis 2: IMP to AMP & GMP
Catalyst University
Biotin Biosynthesis in Bacteria
In this video, we will discuss the bacterial biosynthesis of vitamin B7, biotin.
Professor Dave Explains
Limitations of VSEPR Theory
We've learned about VSEPR theory, and we know how to use it to predict molecular geometry for a variety of organic molecules. But in fact, there are situations where predictions made with VSEPR theory do not line up with experimental...
JJ Medicine
Methionine Metabolism and Activated Methyl Cycle | Pathway and Purpose
Lesson on Methionine Metabolism and the Activated Methyl Cycle. Methionine is a sulfur-containing essential amino acid, which can be processed within the activated methyl cycle to produce s-adenosyl methionine (SAM) and tetrahydrofolate...
Catalyst University
Glycerophosphate Shuttle Mitochondrial NADH Transport
Glycerophosphate Shuttle Mitochondrial NADH Transport
Catalyst University
Corrin/B12 Biochemistry: Cobalamin Adenosyltransferase
Corrin/B12 Biochemistry: Cobalamin Adenosyltransferase
msvgo
Molecular Orbital Energy Diagram
It explains types of molecular orbital's, contours and energies of bonding and anitbonding molecular orbitals.
Science360
Researchers bring science to the big screen! NSF Science Now 4
In this week’s episode of NSF Science Now, we explore Arctic walrus habitats, Cave2, pandas and, finally, algae and biofuels.
Catalyst University
Complete Melanin Biosynthesis Pathway | Eumelanin & Pheomelanin
In this video, we will discuss the metabolic pathway for melanin biosynthesis. We will also differentiate the separate pathways for Eumelanin & Pheomelanin.
Catalyst University
Biosignaling | Viagra (Sildenafil) Mechanism of Action
Biosignaling | Viagra (Sildenafil) Mechanism of Action
The Wall Street Journal
Moving Towards a Post-Pandemic World
Moderna CEO Stéphane Bancel discusses vaccinating children under the age of six, the outlook for an annual booster shot that protects against emerging strains and how MRNA technology can be used against other viruses.