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Home»Science»Turning Waste into Wonder: Repurposing Cow Protein to Clean Up Antibiotic Pollution
Science

Turning Waste into Wonder: Repurposing Cow Protein to Clean Up Antibiotic Pollution

October 16, 2024No Comments3 Mins Read
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Researchers have discovered a novel way to tackle the growing problem of antibiotic contamination in water – using nanoparticles made from bovine serum albumin (BSA), a byproduct of the cattle industry. This innovative approach offers a sustainable and eco-friendly solution to remove the common antibiotic nalidixic acid from aqueous solutions. The study highlights the potential of BSA nanoparticles as a highly efficient and versatile adsorbent, paving the way for effective wastewater treatment and environmental protection.

figure 1
Fig. 1

A Troubling Tide of Antibiotic Pollution

The presence of antibiotics in our water supply is a growing global concern. These pharmaceutical contaminants can have far-reaching consequences, from contributing to the rise of antibiotic-resistant bacteria to posing direct health risks to humans and the environment. As more and more antibiotics are excreted into wastewater, conventional treatment methods often struggle to remove these persistent pollutants entirely.

Harnessing the Power of Bovine Serum Albumin

In a innovative approach to this problem, a team of researchers has turned to an unexpected source – the humble byproduct of the cattle industry, bovine serum albumin (BSA). By synthesizing nanoparticles from this abundant protein, they have developed a highly effective adsorbent capable of removing the antibiotic nalidixic acid from aqueous solutions.

figure 2
Fig. 2

The Science Behind the Solution

The researchers meticulously characterized the BSA nanoparticles using advanced techniques like scanning electron microscopy, dynamic light scattering, and Fourier-transform infrared spectroscopy. This allowed them to understand the nanoparticles’ size, surface charge, and chemical composition – all crucial factors in their ability to effectively adsorb the target antibiotic.

Optimizing Adsorption Efficiency

Through a series of experiments, the researchers examined the influence of various parameters, such as adsorbent dosage, initial antibiotic concentration, and contact time, on the removal efficiency. They found that under optimal conditions, the BSA nanoparticles could achieve a remarkable 75% removal of nalidixic acid, with a maximum adsorption capacity of 240 milligrams per gram.

Unraveling the Adsorption Mechanism

The researchers delved deeper into the adsorption process, applying various isotherm and kinetic models to elucidate the underlying mechanisms. Their findings suggest that the adsorption of nalidixic acid onto BSA nanoparticles is a spontaneous and exothermic process, driven by a complex interplay of hydrogen bonding, hydrophobic interactions, and electrostatic interactions.

A Sustainable and Versatile Solution

The study’s significance lies not only in its innovative use of a readily available, low-cost, and environmentally friendly material but also in its broader implications. The researchers believe that BSA nanoparticles hold great promise as a versatile adsorbent, capable of removing a wide range of pharmaceutical contaminants from water. This research paves the way for the development of sustainable and efficient wastewater treatment technologies, ultimately contributing to the protection of our precious water resources.

Author credit: This article is based on research by Masoumeh Ghahremani, Hossein Danafar, Parastoo Afshari, Mehran Mohammadian Fazli, Hamed Bahrami.


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This work is made available under the terms of a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. This license allows for the free and unrestricted use, sharing, and distribution of the content, provided that appropriate credit is given to the original author(s) and the source, a link to the license is provided, and no modifications or derivative works are created. The images or other third-party materials included in this work are also subject to the same license, unless otherwise stated. If you wish to use the content in a way that is not permitted under this license, you must obtain direct permission from the copyright holder.
antibiotic pollution bovine serum albumin chiral nanoparticles environmental protection gas adsorption nalidixic acid Wastewater Treatment
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Tech enthusiast by profession, passionate blogger by choice. When I'm not immersed in the world of technology, you'll find me crafting and sharing content on this blog. Here, I explore my diverse interests and insights, turning my free time into an opportunity to connect with like-minded readers.

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