Ancient balsam tree’s chemistry hints at medicinal potential
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Researchers from Saudi Arabia and Egypt investigated the chemical makeup of Commiphora gileadensis, a tree native to the Arabian Peninsula, and found its resin contains compounds that inhibit key enzymes linked to diabetes and Alzheimer’s disease. For centuries, people in the region have used the tree’s resin medicinally, particularly to manage diabetes. The team used a combination of techniques, analyzing the resin’s chemical components, testing its effects on enzymes, and computer modeling, to identify potential bioactive compounds.
They identified fifty-five metabolites in the resin, a significant expansion of previous knowledge about the tree’s chemistry, with a high concentration of phenolic compounds. Testing the resin’s extract revealed it inhibited α-glucosidase and α-amylase, enzymes involved in carbohydrate digestion, with an IC50 of 6.18 and 22.33 micrograms per milliliter respectively. The extract also showed some ability to inhibit enzymes that break down acetylcholine, a neurotransmitter important for brain function.
Further analysis pinpointed quercetin as the most active compound, inhibiting all four enzymes tested. Researchers then used computer modeling to understand how these compounds interact with the enzymes at a molecular level, supporting the idea that these interactions could explain the observed enzyme inhibition.
However, the team cautioned that their work is a starting point and does not prove the resin’s effectiveness as a treatment, noting the need for further research using matched enzyme preparations and in living systems to confirm their findings.
