Related Experiment Video
Updated: Feb 3, 2026
Author Spotlight: In Silico Creation and Impact of Carbonylated Amino Acids on Protein Structure and Function
Published on: April 26, 2024
Therapeutic potential of carbonyl-scavenging carnosine derivative in metabolic disorders
Jacob M Haus1, John P Thyfault2
1School of Kinesiology, University of Michigan, Ann Arbor, Michigan, USA.
Abstract:
Obesity and overnutrition increase levels of reactive sugar- and lipid-derived aldehydes called reactive carbonyl species (RCS). Increased tissue and circulating RCS levels have been tied to insulin resistance and inflammation, but previous pharmacological approaches to target RCS have had equivocal outcomes. In this issue of the JCI, Anderson et al. present evidence for the development and implementation of carnisonol, a compound that is biologically stable in vivo and shows impressive effects on improving metabolism and inflammation in rodent models of diet-induced obesity and metabolic dysfunction.
Insights
New compound carnisonol effectively combats reactive carbonyl species (RCS) linked to obesity. This research shows carnisonol improves metabolism and inflammation in rodent models, offering a promising therapeutic avenue.
Area of Science:
- Biochemistry
- Metabolic disease research
- Pharmacology
Background:
- Obesity and overnutrition elevate reactive carbonyl species (RCS), which are aldehydes derived from sugars and lipids.
- Elevated RCS are associated with insulin resistance and inflammation.
- Previous attempts to pharmacologically target RCS have yielded inconsistent results.
Purpose of the Study:
- To develop and evaluate a novel compound, carnisonol, for its efficacy in addressing RCS-related metabolic dysfunction.
- To assess the in vivo stability and biological effects of carnisonol.
Main Methods:
- Development of carnisonol, a biologically stable compound.
- Testing carnisonol in rodent models of diet-induced obesity and metabolic dysfunction.
Main Results:
- Carnisonol demonstrated significant improvements in metabolism in rodent models.
- Carnisonol effectively reduced inflammation associated with diet-induced obesity.
- The compound proved to be biologically stable within the tested models.
Conclusions:
- Carnisonol is a promising therapeutic agent for managing metabolic dysfunction and inflammation.
- The compound's stability and efficacy in preclinical models warrant further investigation for human application.
Related Concept Videos
00:52What is Metabolism?
01:18Nucleophilic Addition to the Carbonyl Group: General Mechanism
A stronger nucleophile can directly attack the electrophilic center, the carbonyl carbon. The HOMO orbital of the nucleophile interacts with the LUMO (π* antibonding) orbital present on the carbonyl carbon. This interaction breaks the π bond and shifts the π...
02:23Alcohols from Carbonyl Compounds: Reduction
Catalytic hydrogenation is similar to the reduction of an alkene or alkyne by adding H2 across the pi bond in the presence of transition metal catalysts like Raney Ni, Pd–C, Pt, or Ru. Aldehydes and ketones can be reduced by this method, often under mild to moderate heat (25–100°C) and...
02:18Intrinsically Disordered Proteins
01:29IR Frequency Region: Alkene and Carbonyl Stretching
Stretching frequencies are affected by several factors, such as resonance, inductive effects, ring strain, dipole moment, and hydrogen bonding. Consequently, the stretching frequency of the carbonyl double bond...
02:58Cell Potential and Free Energy
Thermodynamics is the branch of physics dealing with the relationship between heat and other forms of energy. In an electrochemical cell, chemical energy is converted into electrical energy.
Thus, a link can be predicted between cell potential, free energy change, and the equilibrium constant for the reaction. Cell potential can also be measured as the oxidant or the reducing strength, and similar acid-base strength measures are reflected in equilibrium...