Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Beeswax Alcohol (BWA) Protects Lipoproteins From Oxidation to Rescue Embryo Death From Acute Toxicity and to Exert Antioxidant Activities in Serum of Subjects With Sixties Individuals After 12 Weeks Consumption of BWA 100 mg/Day

Version 1 : Received: 7 November 2023 / Approved: 7 November 2023 / Online: 8 November 2023 (03:35:56 CET)

A peer-reviewed article of this Preprint also exists.

Cho, K.-H.; Baek, S.-H.; Nam, H.-S.; Bahuguna, A.; López-González, L.E.; Rodríguez-Cortina, I.; Illnait-Ferrer, J.; Fernández-Travieso, J.C.; Molina-Cuevas, V.; Pérez-Guerra, Y.; Oyarzabal Yera, A.; Mendoza-Castaño, S. Beeswax Alcohol Prevents Low-Density Lipoprotein Oxidation and Demonstrates Antioxidant Activities in Zebrafish Embryos and Human Subjects: A Clinical Study. Curr. Issues Mol. Biol. 2024, 46, 409-429. Cho, K.-H.; Baek, S.-H.; Nam, H.-S.; Bahuguna, A.; López-González, L.E.; Rodríguez-Cortina, I.; Illnait-Ferrer, J.; Fernández-Travieso, J.C.; Molina-Cuevas, V.; Pérez-Guerra, Y.; Oyarzabal Yera, A.; Mendoza-Castaño, S. Beeswax Alcohol Prevents Low-Density Lipoprotein Oxidation and Demonstrates Antioxidant Activities in Zebrafish Embryos and Human Subjects: A Clinical Study. Curr. Issues Mol. Biol. 2024, 46, 409-429.

Abstract

Oxidative stress is one of the primary instigators of the onset of various human ailments, including cancers, cardiovascular diseases, and dementia. Particularly, oxidative stress has a severe effect on low-density lipoprotein (LDL) oxidation, leading to several detrimental health effects. Thereof, in this study, the effect of beeswax alcohol (BWA) was evaluated to prevent LDL oxidation, enhancement of paraoxonase 1 (PON-1) activity of high-density lipoprotein (HDL), and zebrafish embryo survivability. Furthermore, the implication of BWA consumption on the oxidative plasma variables was assessed by a preliminary clinical study on middle and older human subjects (n=50). Results support BWA augmentation of PON-1 activity in a dose-dependent manner (10-30 μM), which was significantly better them the effect exerted by coenzyme Q10 (CoQ10). Moreover, BWA significantly curtails CuSO4 (final 0.5 μM) evoked LDL/apo-B oxidation and a marked reduction of lipid peroxidation in LDL. The transmission electron microscopy (TEM) analysis revealed a healing effect of BWA towards the restoration of LDL morphology and size impaired by the exposure of Cu2+ ions (final 0.5 μM). Additionally, BWA counter carboxymethyllysine (CML, 500 ng) induced toxicity and rescued zebrafish embryos from development deformities and apoptotic cell death. A completely randomized, double-blind, placebo-controlled preliminary clinical study on middle and older-aged human subjects (n=50) exhibited that 12 weeks of BWA (100 mg/day) supplementation efficiently diminished serum malondialdehyde (MDA), total hydroperoxides, and enhanced total antioxidant status by 25%, 27%, and 22%, respectively, compared to the placebo control and baseline values. Furthermore, the consumption of BWA did not exhibit any noteworthy changes in anthropometric profile, lipid profile, glucose levels, and biomarkers pertinent to kidney and liver function, thus confirming the safety of BWA for consumption. Conclusively, BWA prevents LDL oxidation, enhances PON-1 activity in HDL, and has a positive impact on the oxidative variables of human subjects.

Keywords

beeswax alcohol; clinical trials; high-density lipoproteins; low-density lipoproteins; oxidative stress; paraoxonase-1; zebrafish

Subject

Public Health and Healthcare, Public Health and Health Services

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