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Search for "environment" in Full Text gives 994 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Targeting the vector of arboviruses Aedes aegypti with nanoemulsions based on essential oils: a review with focus on larvicidal and repellent properties

  • Laryssa Ferreira do Nascimento Silva,
  • Douglas Dourado,
  • Thayse Silva Medeiros,
  • Mariana Alice Gonzaga Gabú,
  • Maria Cecilia Queiroga dos Santos,
  • Daiane Rodrigues dos Santos,
  • Mylena Lemos dos Santos,
  • Gabriel Bezerra Faierstein,
  • Rosângela Maria Rodrigues Barbosa and
  • Fabio Rocha Formiga

Beilstein J. Nanotechnol. 2025, 16, 1894–1913, doi:10.3762/bjnano.16.132

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Published 28 Oct 2025

Self-assembly and adhesive properties of Pollicipes pollicipes barnacle cement protein cp19k: influence of pH and ionic strength

  • Shrutika Sawant,
  • Anne Marie Power and
  • J. Gerard Wall

Beilstein J. Nanotechnol. 2025, 16, 1863–1872, doi:10.3762/bjnano.16.129

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  • study, we investigated the influence of environmental parameters on the self-assembly of recombinant cp19k, a key adhesive protein in Pollicipes pollicipes. Using TEM imaging, a low pH (4.0) and high salt concentration (600 mM NaCl) environment, mimicking P. pollicipes gland conditions, was identified
  • under low pH/low salt concentration conditions, while pre-formed fibrils retained their adhesion ability upon switching to a high pH/high salt concentration environment, which was designed to mimic the change in the protein environment upon secretion in vivo. These findings support the hypothesis that
  • either pH 8.0 environment. No significant change in staining was observed when samples that had been incubated for 21 days at pH 4.0, 150 mM NaCl to allow fibres to form were switched to pH 8.0, 600 mM NaCl (to mimic seawater) prior to carrying out the adhesion analysis (Figure 4a,b). Discussion This
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Published 23 Oct 2025

On the road to sustainability – application of metallic nanoparticles obtained by green synthesis in dentistry: a scoping review

  • Lorena Pinheiro Vasconcelos Silva,
  • Joice Catiane Soares Martins,
  • Israel Luís Carvalho Diniz,
  • Júlio Abreu Miranda,
  • Danilo Rodrigues de Souza,
  • Éverton do Nascimento Alencar,
  • Moan Jéfter Fernandes Costa and
  • Pedro Henrique Sette-de-Souza

Beilstein J. Nanotechnol. 2025, 16, 1851–1862, doi:10.3762/bjnano.16.128

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  • potential cytotoxicity of these nanoparticles within the complex and dynamic oral environment [15][20]. A significant number of selected studies (n = 23; 24.1%) also failed to perform advanced physicochemical characterizations, such as FTIR, SEM, or XRD, which are essential for confirming nanoparticle
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Published 22 Oct 2025

Current status of using adsorbent nanomaterials for removing microplastics from water supply systems: a mini review

  • Nguyen Thi Nhan and
  • Tran Le Luu

Beilstein J. Nanotechnol. 2025, 16, 1837–1850, doi:10.3762/bjnano.16.127

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  • focused separately on sources and occurrences in the natural environment [13][14][15], contaminant interactions [16][17], risk assessments [18][19], extraction and analysis methods [20][21], and removal technologies of MPs [22][23] without focusing on water supply systems, which directly affect human
  • breakdown of plastic waste by physical, chemical, or biological factors [27]. Figure 1 illustrates the sources and distribution of MPs from the natural environment to water supply systems. According to the study of Osman et al., land-based sources originating from plastic bags, bottles, personal care
  • shows that millions of MPs are still being released. In Türkiye, a total of 6.18 × 1010 MPs from 15 WWTPs investigated were discharged into the marine environment per day [30]. A number of 4.95 × 104 to 1.49 × 108 MPs entering the environment daily was recorded in six WWTPs in Iran [31]. A study in
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Published 21 Oct 2025

Further insights into the thermodynamics of linear carbon chains for temperatures ranging from 13 to 300 K

  • Alexandre Rocha Paschoal,
  • Thiago Alves de Moura,
  • Juan S. Rodríguez-Hernández,
  • Carlos William de Araujo Paschoal,
  • Yoong Ahm Kim,
  • Morinobu Endo and
  • Paulo T. Araujo

Beilstein J. Nanotechnol. 2025, 16, 1818–1825, doi:10.3762/bjnano.16.125

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  • that the hosting CNT primarily serve as a stabilizing environment rather than one that alters the properties of the materials. In this context, Costa and collaborators [30], demonstrated that LCC encapsulated by both multi-wall (LCC@MWCNT) and double-wall (LCC@DWCNT) carbon nanotubes are materials
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Published 20 Oct 2025

Exploring the potential of polymers: advancements in oral nanocarrier technology

  • Rousilândia de Araujo Silva,
  • Igor Eduardo Silva Arruda,
  • Luise Lopes Chaves,
  • Mônica Felts de La Roca Soares and
  • Jose Lamartine Soares Sobrinho

Beilstein J. Nanotechnol. 2025, 16, 1751–1793, doi:10.3762/bjnano.16.122

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  • products intended for human use [1]. Despite their advantages, drug candidates for oral administration face several limitations, as shown in Figure 1, including chemical instability caused by the gastric environment, low bioavailability, and poor permeability across barriers in the gastrointestinal tract
  • (GIT), such as mucus and the intestinal epithelium [2][3]. The complex biochemical environment includes pH variations (ranging from 1 to 2.5 in the stomach to 7 to 8 in the colon), metabolizing enzymes (such as pepsin, lipase, peptidase, and amylases), and surfactants like bile salts and those produced
  • mucin chains and consequently modifying the aggregation degree of the mucin network through various interactions [68][69]. Surface coating techniques play a key role in the interaction of PNs with the biological environment. These strategies involve the physical adsorption or covalent attachment of
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Published 10 Oct 2025

Multifunctional anionic nanoemulsion with linseed oil and lecithin: a preliminary approach for dry eye disease

  • Niédja Fittipaldi Vasconcelos,
  • Almerinda Agrelli,
  • Rayane Cristine Santos da Silva,
  • Carina Lucena Mendes-Marques,
  • Isabel Renata de Souza Arruda,
  • Priscilla Stela Santana de Oliveira,
  • Mércia Liane de Oliveira and
  • Giovanna Machado

Beilstein J. Nanotechnol. 2025, 16, 1711–1733, doi:10.3762/bjnano.16.120

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  • components of tear fluid [2][89]. Based on this, an anionic profile was selected in this study to optimize retention and interaction with the ocular environment, aiming to support tear film function and alleviate dry eye symptoms through the multifunctional properties of LO. Although the physicochemical
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Published 02 Oct 2025

Beyond the bilayer: multilayered hygroscopic actuation in pine cone scales

  • Kim Ulrich,
  • Max David Mylo,
  • Tom Masselter,
  • Fabian Scheckenbach,
  • Sophia Fischerbauer,
  • Martin Nopens,
  • Silja Flenner,
  • Imke Greving,
  • Linnea Hesse and
  • Thomas Speck

Beilstein J. Nanotechnol. 2025, 16, 1695–1710, doi:10.3762/bjnano.16.119

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  • Pinus jeffreyi tree growing in the Botanical Garden in Freiburg im Breisgau, Germany, and were collected from the ground in February 2022, after they had already opened and dispersed most of their seeds. Following collection, the cones were stored in a climate-controlled environment at room temperature
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Published 29 Sep 2025

Ambient pressure XPS at MAX IV

  • Mattia Scardamaglia,
  • Ulrike Küst,
  • Alexander Klyushin,
  • Rosemary Jones,
  • Jan Knudsen,
  • Robert Temperton,
  • Andrey Shavorskiy and
  • Esko Kokkonen

Beilstein J. Nanotechnol. 2025, 16, 1677–1694, doi:10.3762/bjnano.16.118

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  • ; batteries; catalysis; corrosion; Review Ambient pressure XPS Electron spectroscopy has significantly contributed to the understanding of chemical and physical processes that govern the complex interactions between a solid surface and its environment. These processes play crucial roles in phenomena such as
  • spectroscopy (XPS) is a powerful surface science technique that enables the investigation of modifications in the chemical environment of a sample surface and its electronic states, owing to its exceptional surface sensitivity. However, the requirement for ultrahigh vacuum (UHV) conditions previously limited
  • tracking surface chemical processes in real time. Due to the scattering of the photoelectrons in a gas environment at millibar pressures, APXPS is intrinsically a photon-hungry technique. Although pioneering work on gases and liquids performed by Kai and Hans Siegbahn date back to the 1970s [1], it was
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Published 24 Sep 2025

Energy spectrum and quantum phase transition of the coupled single spin and an infinitely coordinated Ising chain

  • Seidali Seidov,
  • Natalia Pugach and
  • Anatolie Sidorenko

Beilstein J. Nanotechnol. 2025, 16, 1668–1676, doi:10.3762/bjnano.16.117

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  • Ising chain. From a purely theoretical point of view, this model arises when studying the physics of open systems [1][2]. In this case, the chain is modelling the external environment to which the single spin is connected. In such models, it is convenient to study not only Markovian dynamics of the
  • mode, but to a more complicated environment [16][17][18]. Diagonalization in the Spin Space The Hamiltonian in the spin space can be diagonalized using the formula for the determinant of a 2 × 2 block matrix. This is also known as the Fulton–Gouterman transformation [19]. This leads to two effective
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Published 24 Sep 2025

Prospects of nanotechnology and natural products for cancer and immunotherapy

  • Jan Filipe Andrade Santos,
  • Marcela Bernardes Brasileiro,
  • Pamela Danielle Cavalcante Barreto,
  • Ligiane Aranha Rocha and
  • José Adão Carvalho Nascimento Júnior

Beilstein J. Nanotechnol. 2025, 16, 1644–1667, doi:10.3762/bjnano.16.116

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  • products from traditional Chinese medicine like baicalin and wogonin, which reverse the immunosuppressive environment of tumors [48][50]. In addition to their active effects, natural products can be used as adjuvants and aids to conventional treatments, helping to boost antitumor capacity and reduce
  • T cells, controllable size, and protection of the tumor environment [131]. They also help by reducing adverse effects, increasing antitumor response, as well as increasing solubility and precision in drug delivery [132][133]. Seeking a new pharmaceutical application for procyanidines (PCs) as APIs
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Published 22 Sep 2025

Nanotechnology-based approaches for the removal of microplastics from wastewater: a comprehensive review

  • Nayanathara O Sanjeev,
  • Manjunath Singanodi Vallabha and
  • Rebekah Rubidha Lisha Rabi

Beilstein J. Nanotechnol. 2025, 16, 1607–1632, doi:10.3762/bjnano.16.114

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  • stress, immune system activation, developmental and reproductive toxicity, and damage to the nervous system [8]. MPs possess high specific area and strong adsorption capacity, enabling them to attract pollutants from the environment. They can accumulate harmful substances such as polycyclic aromatic
  • sources [18]. Figure 2 represents the different sources of MPs. The marine environment is considered as the primary sink of MPs. MPs that are generated on land are eventually transported by various modes, including surface runoff and streams, and find their way to ocean. In oceans, these particles with
  • are later polymerised to produce various plastic materials. This results in the release of microplastic particles, which enter into wastewater treatment facilities through industrial effluents. Wastewater treatment plants (WWTPs) are the major contributors to microplastic pollution in the environment
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Published 15 Sep 2025

Bioinspired polypropylene-based functionally graded materials and metamaterials modeling the mistletoe–host interface

  • Lina M. Rojas González,
  • Naeim Ghavidelnia,
  • Christoph Eberl and
  • Max D. Mylo

Beilstein J. Nanotechnol. 2025, 16, 1592–1606, doi:10.3762/bjnano.16.113

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  • failure locations can be introduced, which should have little or no effect on the overall mechanical properties in the regular product environment. A class of materials characterized by a high degree of flexibility and distribution of material properties, which enables locally adapted behavior and, thus
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Published 11 Sep 2025

Transient electronics for sustainability: Emerging technologies and future directions

  • Jae-Young Bae,
  • Myung-Kyun Choi and
  • Seung-Kyun Kang

Beilstein J. Nanotechnol. 2025, 16, 1545–1556, doi:10.3762/bjnano.16.109

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  • environment, thus serving as a foundational element in the realization of high-performance bioresorbable electronic systems. Fabrication strategies and scalability of bioresorbable electronics Hybrid architectures that combine the high-performance characteristics of inorganic electronic components with the
  • electronic systems seamlessly interact with their environment, fulfill their intended functions, and then disappear without residue or retrieval. As the field matures, the convergence of materials science, device engineering, and systems integration will be essential to unlock the full potential of these
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Published 04 Sep 2025

Influence of laser beam profile on morphology and optical properties of silicon nanoparticles formed by laser ablation in liquid

  • Natalie Tarasenka,
  • Vladislav Kornev,
  • Alena Nevar and
  • Nikolai Tarasenko

Beilstein J. Nanotechnol. 2025, 16, 1533–1544, doi:10.3762/bjnano.16.108

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  • electrical properties suitable for a wide range of practical applications [7][8][9]. PLAL has a number of advantages over other NP production methods due to the accessibility of equipment for ablation, the simplicity of the method, which does not require a special environment such as vacuum, and the ability
  • temperature [5][22] or pressure [23], or the presence of a catalyst [24]. Consequently, alternative approaches for the formation of Si nanowires by laser ablation in liquid environment and under ambient conditions are of high interest. In this work, we have applied a method based on the change of the spatial
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Published 04 Sep 2025

Dendrimer-modified carbon nanotubes for the removal and recovery of heavy metal ions from water

  • Thao Quynh Ngan Tran,
  • Huu Trung Nguyen,
  • Subodh Kumar and
  • Xuan Thang Cao

Beilstein J. Nanotechnol. 2025, 16, 1522–1532, doi:10.3762/bjnano.16.107

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  • of water bodies with heavy metal ions poses a significant threat to the environment and human health due to their non-degradable nature and toxicity. Metal-oriented industries such as battery manufacturing, mining, electroplating, and metal recycling are growing day by day, and so are the chances of
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Published 01 Sep 2025

Nanomaterials for biomedical applications

  • Iqra Zainab,
  • Zohra Naseem,
  • Syeda Rubab Batool,
  • Filippo Pierini,
  • Seda Kizilel and
  • Muhammad Anwaar Nazeer

Beilstein J. Nanotechnol. 2025, 16, 1499–1503, doi:10.3762/bjnano.16.105

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  • to ease symptoms or slow the disease, but through tissue engineering, the aim is to restore full functioning by supporting the healing capability of the body. Nanomaterials play an important role in this process as they better mimic the natural environment of cells than conventional materials. In
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Published 28 Aug 2025

Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

  • Akshana Parameswaran Sreekala,
  • Pooja Raveendran Nair,
  • Jithin Kundalam Kadavath,
  • Bindu Krishnan,
  • David Avellaneda Avellaneda,
  • M. R. Anantharaman and
  • Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

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  • uses an unfocused laser beam and source NPs, ensuring a more homogeneous and controlled reaction environment [69]. One significant drawback of LAL is its very low productivity, typically only several milligrams per hour [70][71]. However, research has shown that transforming NPs into submicrometer
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Published 27 Aug 2025

The role of biochar in combating microplastic pollution: a bibliometric analysis in environmental contexts

  • Tuan Minh Truong Dang,
  • Thao Thu Thi Huynh,
  • Guo-Ping Chang-Chien and
  • Ha Manh Bui

Beilstein J. Nanotechnol. 2025, 16, 1401–1416, doi:10.3762/bjnano.16.102

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  • recycled in 2015, with 12% incinerated and 79% accumulating in landfills or the natural environment [4]. Microplastics (MPs) have garnered significant attention due to their adverse impacts on human health and the ecological environment. Research primarily focuses on identifying their presence, risks, and
  • sources in the environment and biota. Although MPs are produced in large quantities, effective removal techniques remain underdeveloped [5][6]. Recent studies have confirmed the widespread presence of MPs in agricultural soils and water bodies, highlighting their environmental and human health risks. In
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Published 21 Aug 2025

Synthesis and antibacterial properties of nanosilver-modified cellulose triacetate membranes for seawater desalination

  • Lei Wang,
  • Shizhe Li,
  • Kexin Xu,
  • Wenjun Li,
  • Ying Li and
  • Gang Liu

Beilstein J. Nanotechnol. 2025, 16, 1380–1391, doi:10.3762/bjnano.16.100

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  • layer. EDS is again used to analyze the elemental composition of the coating. It can be seen that the coating has been compromised and Na+ has penetrated the coating. Furthermore, the AgNPs partially aggregate or migrate within the PDA layer due to changes in the local chemical environment (Supporting
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Published 19 Aug 2025

Enhancing the therapeutical potential of metalloantibiotics using nano-based delivery systems

  • Alejandro Llamedo,
  • Marina Cano,
  • Raquel G. Soengas and
  • Francisco J. García-Alonso

Beilstein J. Nanotechnol. 2025, 16, 1350–1366, doi:10.3762/bjnano.16.98

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  • overcome these problems [24]. Thus, encapsulation systems create a protective environment for metallodrugs, ensuring that they are delivered to the therapeutic site intact and limiting their interaction with healthy cells. In this way, nanoencapsulation systems drastically improve the efficacy and safety
  • highly selective and efficient photosensitizer delivery systems. Ir(III) complexes are excellent photosensitizers due to their highly sensitive excited-state properties in response to the surrounding environment, high photostability, and unique intracellular localization [137][138]. However, the
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Published 15 Aug 2025

Ferroptosis induction by engineered liposomes for enhanced tumor therapy

  • Alireza Ghasempour,
  • Mohammad Amin Tokallou,
  • Mohammad Reza Naderi Allaf,
  • Mohsen Moradi,
  • Hamideh Dehghan,
  • Mahsa Sedighi,
  • Mohammad-Ali Shahbazi and
  • Fahimeh Lavi Arab

Beilstein J. Nanotechnol. 2025, 16, 1325–1349, doi:10.3762/bjnano.16.97

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  • by six transmembrane epithelial antigens of the prostate 3 (STEAP3) in the acidic environment in the endosome. Fe+2 is then transported into the cytoplasm by the transporter for divalent metals (DMT1). Iron has various functions in the cell and can be used in different enzymatic processes or stored
  • oxidation or hydrolysis processes. After the hydrolysis of free fatty acids, compounds are formed that are toxic to the human body and lower the pH value of the environment. Antioxidants such as flavonoids and vitamins C and E can be included in the formulation of liposomes to stop oxidation [138]. While
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Published 14 Aug 2025

Enhancing the photoelectrochemical performance of BiOI-derived BiVO4 films by controlled-intensity current electrodeposition

  • Huu Phuc Dang,
  • Khanh Quang Nguyen,
  • Nguyen Thi Mai Tho and
  • Tran Le

Beilstein J. Nanotechnol. 2025, 16, 1289–1301, doi:10.3762/bjnano.16.94

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  • thickness. Alternatively, Liu et al. [16] employed RF sputtering with a single BiVO4 target, but the volatility of Bi in a vacuum environment often led to an imbalanced Bi/V ratio, requiring precise regulation of oxygen partial pressure. Gong et al. [17] utilized DC co-sputtering of Bi and V targets to
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Published 07 Aug 2025

Better together: biomimetic nanomedicines for high performance tumor therapy

  • Imran Shair Mohammad,
  • Gizem Kursunluoglu,
  • Anup Kumar Patel,
  • Hafiz Muhammad Ishaq,
  • Cansu Umran Tunc,
  • Dilek Kanarya,
  • Mubashar Rehman,
  • Omer Aydin and
  • Yin Lifang

Beilstein J. Nanotechnol. 2025, 16, 1246–1276, doi:10.3762/bjnano.16.92

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  • surrounding environment, including immunosuppression in T cells via PD-1/PD-L1 axis, recruitment of stem cells via CXCR4/CXCL2 chemokine axis, maturation of immune cells via membrane interactions, and various other physical/chemical interactions, uncover the emergence of cell membrane-based drug delivery
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Published 05 Aug 2025

Hydrogels and nanogels: effectiveness in dermal applications

  • Jéssica da Cruz Ludwig,
  • Diana Fortkamp Grigoletto,
  • Daniele Fernanda Renzi,
  • Wolf-Rainer Abraham,
  • Daniel de Paula and
  • Najeh Maissar Khalil

Beilstein J. Nanotechnol. 2025, 16, 1216–1233, doi:10.3762/bjnano.16.90

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  • embedded in hydrophilic solvents, usually water, which can carry active materials and biomolecules [11][12][13]. After hydration in an aqueous environment, the hydrogel structure is created by hydrophilic groups or regions arranged in a polymeric network [14]. Hydrogels present interesting properties
  • largest organ in the body, the human skin has a critical role in the maintenance of vital functions: it provides protection to all internal organs, contributes to immune responses, and receives sensorial stimuli from the external environment [39]. The complexity of human skin makes it challenging to mimic
  • . On the other hand, hydrogels and nanogels have arrived on the market as materials that resemble skin tissue, offering a hygroscopic and favorable environment for wound healing, for example. They can be combined with active ingredients that accelerate the primary goal of healing injured skin, helping
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Published 01 Aug 2025
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