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Why gold nanoparticle is considered in biological part other tha physical or chemical part describe in detail?

Nanomaterial-based catalyst

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Gold nanoparticles (AuNPs) are favored in biological applications due to their eco-friendly synthesis methods utilizing biological agents like plants, fungi, and bacteria . These biological resources offer a green synthesis alternative to chemical and physical methods, making AuNPs popular for their abundance and natural components . The unique properties of AuNPs, such as stability, biocompatibility, and optical behavior, make them ideal for medical and biological applications like drug delivery systems, hyperthermia, and photothermal therapy . Additionally, AuNPs exhibit high catalytic activity and surface area, making them valuable in catalysis and biocatalysis applications . The interdisciplinary nature of nanoscience and nanotechnology, combining biology, physics, engineering, medicine, and chemistry, further enhances the appeal of AuNPs in biological research and applications .

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Open access•Journal Article•DOI Synthesis, Chemical-Physical Characterization, and Biomedical Applications of Functional Gold Nanoparticles: A Review. Ileana Ielo, Giulia Rando, Fausta Giacobello, Silvia Sfameni, Angela Castellano, Maurilio Galletta, Dario Drommi, Giuseppe Rosace, Maria Rosaria Plutino - Show less +8 more 26 Sep 2021-Molecules 34 Citations	Gold nanoparticles are favored in biology due to stability, biocompatibility, and unique optical/electronic properties. They excel in drug delivery, hyperthermia, and photothermal therapy applications in the biomedical field.
Book Chapter•DOI Gold nanoparticles for biocatalysis Germán Plascencia-Villa, Rubén Mendoza-Cruz - Show less +1 more 01 Jan 2022 1 Citations	Gold nanoparticles are utilized in biocatalysis due to their energy efficiency, reduced waste, safety, and biocompatibility, making them advantageous for enzyme nanocarriers and biochemical reactions.
Book Chapter•DOI Fungal-mediated synthesis of gold nanoparticles and their biological applications 01 Jan 2023	Gold nanoparticles are preferred in biology due to their eco-friendly microbial synthesis, applications in molecular medicine, anticancer therapy, antimicrobial properties, and diverse biomedical uses discussed in the paper.
Open access•Journal Article•DOI A review on gold nanoparticles: Biological synthesis, characterizations, and analytical applications Md. Abu Rayhan Khan, Muhammad Shamim Al Mamun, Mohammad Ahsan Habib, A. T. M. Nazmul Islam, Mahiuddin, Kaykobad Md. Rezaul Karim, Jannatul Naime, Prianka Saha, Shishir Kumar Dey, Mosummath Hosna Ara - Show less +9 more 01 Aug 2022-Results in chemistry 4 Citations	Gold nanoparticles are preferred in biological synthesis due to abundant natural resources like plants and fungi, enabling green synthesis. They find applications in analytical fields for protein separation and heavy metal tracing.
Open access•Journal Article•DOI Biologically Derived Gold Nanoparticles and Their Applications Arpita Roy, Chetan Pandit, A. Gacem, Mohammed Alqahtani, Muhammad Bilal, Saiful Islam, Md. Jamal Hossain, Mohammed Jameel - Show less +7 more 01 Aug 2022-Bioinorganic Chemistry and Applications 22 Citations	Biological synthesis of gold nanoparticles is favored due to eco-friendliness, simplicity, one-step process, cost-effectiveness, and biocompatibility, unlike physical or chemical methods, as highlighted in the paper.

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