Structural, optical, and bioimaging characterization of carbon quantum dots solvothermally synthesized from o-phenylenediamine

• Zoran M. Marković,
• Milica D. Budimir,
• Martin Danko,
• Dušan D. Milivojević,
• Pavel Kubat,
• Danica Z. Zmejkoski,
• Vladimir B. Pavlović,
• Marija M. Mojsin,
• Milena J. Stevanović and
• Biljana M. Todorović Marković

Beilstein J. Nanotechnol. 2023, 14, 165–174, doi:10.3762/bjnano.14.17

• and thermally stable, quasi-spherical, photoluminescent material with very good antibacterial and anticancer properties under visible light irradiation [9][10][11][12][13][14][15][16]. This material has very good biocompatibility, including low dark cytotoxicity and good cell proliferation

• which MRC5 cells were maintained as monolayer cultures, was replaced with undiluted sample extract (100%), and 50% and 25% sample extracts (prepared by diluting sample extracts with fresh RPMI-1640). After 48 h of treatment with sample extracts, cell proliferation was determined using MTT reduction

Antimicrobial and mechanical properties of functionalized textile by nanoarchitectured photoinduced Ag@polymer coating

• Jessica Plé,
• Marine Dabert,
• Helene Lecoq,
• Sophie Hellé,
• Lydie Ploux and
• Lavinia Balan

Beilstein J. Nanotechnol. 2023, 14, 95–109, doi:10.3762/bjnano.14.11

• Biomédecine de Strasbourg, F-67000 Strasbourg, France Université de Strasbourg, Faculté Dentaire, F-67000 Strasbourg, France CNRS, F-67000 Strasbourg, France 10.3762/bjnano.14.11 Abstract The control of microbial proliferation is a constant battle, especially in the medical field where surfaces, equipment

• nanocomposites exhibited remarkable microbial growth inhibitory effects. Keywords: antimicrobial properties; C. albicans fungus; E. coli bacteria; photoinduced functionalized textile; silver/polymer nanomaterials; Introduction The proliferation of microorganisms is a major concern for health organizations

• avoiding planktonic bacteria proliferation by the direct action of silver ions. The capacity of 3 wt % and 5 wt %-loaded textiles to inhibit the growth of E. coli is thought to be related to this mechanism. Concerning the fungus, similarly to bacteria, the amount of loaded silver does not have a

In search of cytotoxic selectivity on cancer cells with biogenically synthesized Ag/AgCl nanoparticles

• Mitzi J. Ramírez-Hernández,
• Mario Valera-Zaragoza,
• Omar Viñas-Bravo,
• Ariana A. Huerta-Heredia,
• Miguel A. Peña-Rico,
• Erick A. Juarez-Arellano,
• David Paniagua-Vega,
• Eduardo Ramírez-Vargas and
• Saúl Sánchez-Valdes

Beilstein J. Nanotechnol. 2022, 13, 1505–1519, doi:10.3762/bjnano.13.124

• % for AgNPs-T80. In other words, at concentrations close to 50 µg/mL, the cytotoxic action of the nanoparticles becomes selective. This result is possibly due to the fact that a higher content of nanoparticles prevents cell proliferation in neoplastic cells. MCF-7 cells are known to overexpress matrix

Hydroxyapatite–bioglass nanocomposites: Structural, mechanical, and biological aspects

• Olga Shikimaka,
• Mihaela Bivol,
• Bogdan A. Sava,
• Marius Dumitru,
• Christu Tardei,
• Beatrice G. Sbarcea,
• Daria Grabco,
• Constantin Pyrtsac,
• Daria Topal,
• Andrian Prisacaru,
• Vitalie Cobzac and
• Viorel Nacu

Beilstein J. Nanotechnol. 2022, 13, 1490–1504, doi:10.3762/bjnano.13.123

• favorable for bone cell proliferation, although a high pH value may be detrimental to optimal osteoblast metabolism [14]. It was shown, for example, that values of pH 7.0–7.5 were optimal for osteoclast differentiation and proliferation [57]. MTT assay and biocompatibility of composites Figure 9 shows the

• probably caused by the more porous structure and, as a result, higher dissolution rate of these composites, inducing an increased ion concentration in the surrounding biological environment, which may be detrimental for cell proliferation. It can be noticed that HAG-1200 ceramics without BG also exhibited

Facile preparation of Au- and BODIPY-grafted lipid nanoparticles for synergized photothermal therapy

• Yuran Wang,
• Xudong Li,
• Haijun Chen and
• Yu Gao

Beilstein J. Nanotechnol. 2022, 13, 1432–1444, doi:10.3762/bjnano.13.118

• -LNPs at the same concentration, indicating the synergistic effects of BDP and Au-LNPs (Figure 5c). Because of the photothermal effects of BDP and Au-LNPs, AB-LNPs with a BDP concentration of 30 μM and a Au concentration of 30 μM presented strong cell proliferation inhibitory effects (90.2%) in

Orally administered docetaxel-loaded chitosan-decorated cationic PLGA nanoparticles for intestinal tumors: formulation, comprehensive in vitro characterization, and release kinetics

• Sedat Ünal,
• Osman Doğan and
• Yeşim Aktaş

Beilstein J. Nanotechnol. 2022, 13, 1393–1407, doi:10.3762/bjnano.13.115

• : chitosan; docetaxel; intestinal tumors; oral drug delivery; PLGA; Introduction Cancer is one of the most common chronic diseases in the world, characterized by the uncontrolled proliferation and spread of cells [1]. To date, effective and safe treatment approaches for cancer treatment have not been fully

• the proliferation of cancer cells [32][33][34]. Its potent activity against a wide spectrum of cancers such as colon cancer, gastric cancer, breast cancer, recurrent ovarian cancer, and non-small cell lung cancer has been elucidated by in vitro and in vivo studies [35]. Its poor water solubility

Biomimetic chitosan with biocomposite nanomaterials for bone tissue repair and regeneration

• Se-Kwon Kim,
• Sesha Subramanian Murugan,
• Pandurang Appana Dalavi,
• Sebanti Gupta,
• Sukumaran Anil,
• Gi Hun Seong and
• Jayachandran Venkatesan

Beilstein J. Nanotechnol. 2022, 13, 1051–1067, doi:10.3762/bjnano.13.92

• oxide, zinc oxide, carbon nanotubes, graphene oxide, and biosilica was developed to improve bone scaffolds for better bone tissue repair and regeneration [11]. In tissue engineering applications, nanoscale topological characteristics influence cell adhesion, survival, proliferation, and differentiation

• their osteoinductive properties [40][41]. Chitosan is combined with several polymeric materials and nanoparticles to mimic the natural function of the bone (Table 1) [42][43]. Chitosan biomaterials enhance the proliferation of osteoblasts and the formation of bone minerals by promoting gene expression

• differentiation in human adipose-derived mesenchymal stem cells. The proliferation of the cells was demonstrated by the alamarBlue test. Further, qRT-PCR analysis showed upregulation of alkaline phosphatase, bone sialoprotein, and osteocalcin gene expression. The Alizarin red S test was carried out by culturing

Bioselectivity of silk protein-based materials and their bio-inspired applications

• Hendrik Bargel,
• Vanessa T. Trossmann,
• Christoph Sommer and
• Thomas Scheibel

Beilstein J. Nanotechnol. 2022, 13, 902–921, doi:10.3762/bjnano.13.81

• materials using bioactive and bioadhesive molecules, such as full-length ECM proteins or functional peptide fragments thereof. These ligands interact with cell receptors for guiding cellular responses, such as cell proliferation or specific matrix degradation [31][32][33][34]. Compared to full-length

• worldwide. Natural spider silk has the potential to be used for tissue engineering and biomedical applications. For instance, NIH 3T3 cells showed increased adhesion and proliferation on fabricated, sterilized wovens made of native, unmodified spider dragline silk fibres from Nephila clavipes over five days

• a residue substitution of aspartate with glutamate thus rendering an identical charge distribution, was applied as a control. Cell culture studies using Balb 3T3 fibroblasts revealed that the RGD peptide enhanced primary cell attachment with increased spread morphology and proliferation on films

Antibacterial activity of a berberine nanoformulation

• Hue Thi Nguyen,
• Tuyet Nhung Pham,
• Anh-Tuan Le,
• Nguyen Thanh Thuy,
• Tran Quang Huy and
• Thuy Thi Thu Nguyen

Beilstein J. Nanotechnol. 2022, 13, 641–652, doi:10.3762/bjnano.13.56

• , respectively. No MBC was found for pure BBR up to the saturation concentration of 2.0 mg/mL. Figure 6 shows the proliferation of MRSA and E. coli O157:H7 in nutrient broth after treatment with pure BBR and BBR NPs at different concentrations between 0.1 and 5.0 mg/mL. The results were obtained by colony

• increased from 0.5 mg/mL to the saturation concentration of BBR (2.0 mg/mL). The comparison between pure BBR and BBR NPs indicates that the antibacterial activity of BBR NPs was slightly higher in the concentration range of 0.1–1.0 mg/mL. Notably, proliferation of MRSA was not observed after treatment with

• BBR NPs at a concentration of 2.0 mg/mL. BBR NPs at a concentration of 2.0 mg/mL and higher exhibited a strong antibacterial effect against MRSA. Pure BBR and BBR NPs show low inhibitory activity at concentrations between 0.1 and 2.0 mg/mL against E. coli O157:H7 (Figure 6b). The proliferation of E

Effects of substrate stiffness on the viscoelasticity and migration of prostate cancer cells examined by atomic force microscopy

• Xiaoqiong Tang,
• Yan Zhang,
• Jiangbing Mao,
• Yuhua Wang,
• Zhenghong Zhang,
• Zhengchao Wang and
• Hongqin Yang

Beilstein J. Nanotechnol. 2022, 13, 560–569, doi:10.3762/bjnano.13.47

• elastography, whose imaging is based on the differences in stiffness between the lesion and the adjacent healthy tissue. It was found that an external environment with a high stiffness value promotes PC-3 cell migration and proliferation by inducing yes-associated protein and tafazzin (YAP/TAZ) nuclear

• migration capacity, and cells on soft substrates (3 kPa) had the lowest migration capacity (Figure 2c). Cell proliferation assays also revealed that both cell lines had a significantly greater ability to proliferate on stiff substrates, and that the proliferation of prostate cancer cells significantly

• increased with increasing substrate stiffness. (Supporting Information File 1, Figure S2a,b). The migration and proliferation assays were performed by culturing the cells on the substrates for 48 h, digesting them, and then inoculating them onto 6- and 96-well plates. This suggests that after 48 h the

Micro- and nanotechnology in biomedical engineering for cartilage tissue regeneration in osteoarthritis

• Zahra Nabizadeh,
• Mahmoud Nasrollahzadeh,
• Hamed Daemi,
• Mohamadreza Baghaban Eslaminejad,
• Ali Akbar Shabani,
• Mehdi Dadashpour,
• Majid Mirmohammadkhani and
• Davood Nasrabadi

Beilstein J. Nanotechnol. 2022, 13, 363–389, doi:10.3762/bjnano.13.31

• ]. The results showed that MSCs cultured on GMs in a dynamic culture displayed a faster proliferation rate and higher stemness properties compared with those in two dimensional (2D) and 3D static culture systems [31]. Moreover, culturing MSCs on GMs in a dynamic system with the chondrogenic induction

• and proliferation of dental pulp stem cells (DPSCs) as well as chondrogenesis compared with the delivery of a single growth factor [54]. In addition, researchers utilized NPs composed of PLGA and poly(N-isopropylacrylamide) (PNIPAM) for the controlled release of insulin-like growth factor I (IGF-I

• ]. Although the results showed no appreciable difference between NMS and MS scaffolds in terms of inducing redifferentiation, nanoscale patterning of the microfibers influenced cell proliferation. In another study, similar results were obtained regarding the effect of poly(ʟ,ᴅ-lactide) (PLDLA) microfibers or

Photothermal ablation of murine melanomas by Fe₃O₄ nanoparticle clusters

• Xue Wang,
• Lili Xuan and
• Ying Pan

Beilstein J. Nanotechnol. 2022, 13, 255–264, doi:10.3762/bjnano.13.20

• -based nanoparticles, this method has long been regarded as the gold standard for cell viability and proliferation studies, and thus been applied extensively in studies of metal-containing nanoparticles [18][19][20]. In accordance with our flow cytometry findings, the MTT viability assay showed that in

Effects of drug concentration and PLGA addition on the properties of electrospun ampicillin trihydrate-loaded PLA nanofibers

• Tuğba Eren Böncü and
• Nurten Ozdemir

Beilstein J. Nanotechnol. 2022, 13, 245–254, doi:10.3762/bjnano.13.19

• different properties with many polymers and solvents [1][2][3][4]. Drug-loaded electrospun polymeric nanofibers have many unique properties, such as accelerating healing, controlled drug release, stimulation of cell growth and proliferation due to their similarity to the extracellular matrix, large surface

Engineered titania nanomaterials in advanced clinical applications

• Padmavati Sahare,
• Paulina Govea Alvarez,
• Juan Manual Sanchez Yanez,
• Gabriel Luna-Bárcenas,
• Samik Chakraborty,
• Sujay Paul and
• Miriam Estevez

Beilstein J. Nanotechnol. 2022, 13, 201–218, doi:10.3762/bjnano.13.15

• adhesion and proliferation of hFOB. Their results also showed a noticeable reduction in cell viability with a higher percent of TiO2 (7 wt %). An antibacterial study of these fabricated structures implied that a minimum of 5 wt % concentration of TiO2 is sufficient for achieving the desired antibacterial

• phosphate ions than the rutile phase in body fluids, supporting the deposition of apatite. A titania nanotube array (anatase) showed increased cell adhesion, proliferation, and differentiation [67]. Titanium heart valves are also very compatible and compete with regular tissue valves [68]. In addition

• , proliferation, and differentiation of the osteoblasts. However, the low fracture toughness and brittleness of akermanite have limited its use in load-bearing sites of bone tissue. To strengthen the mechanical properties nanoscale titania (nano-TiO2) was distributed into the ceramic matrix. A remarkable

Bacterial safety study of the production process of hemoglobin-based oxygen carriers

• Axel Steffen,
• Yu Xiong,
• Radostina Georgieva,
• Ulrich Kalus and
• Hans Bäumler

Beilstein J. Nanotechnol. 2022, 13, 114–126, doi:10.3762/bjnano.13.8

• ). Glutaraldehyde significantly inhibits the proliferation of bacteria under the given conditions. During cultivation of E. coli with the addition of glutaraldehyde at room temperature, there were also significant differences in growth rates compared to the control (Figure 2C). After a small increase in the optical

• inhibition of bacterial proliferation. There was also no growth during incubation of E. coli upon addition of EDTA at room temperature (Figure 4C). The optical density did not increase at any time point compared to the initial value. In contrast, the bacteria in the control group, in normal medium, grew

• bacteria. The former leads to dissolution of the carbonate template of the particles, while the latter leads to prevention of bacterial proliferation. It is possible that the stronger binding of EDTA to manganese results in insufficient EDTA to bind to all the magnesium from the cell walls of the bacteria

Theranostic potential of self-luminescent branched polyethyleneimine-coated superparamagnetic iron oxide nanoparticles

• Rouhollah Khodadust,
• Ozlem Unal and
• Havva Yagci Acar

Beilstein J. Nanotechnol. 2022, 13, 82–95, doi:10.3762/bjnano.13.6

• -(4,5-dimethyl-2-thiazolyl)-2,5-diphenyl-2H-tetrazolium bromide (MTT) cell proliferation kit (Applichem) according to the instructions from the manufacturer. In each plate, the assay was repeated for the blank medium and untreated cells in medium as controls. Then, the MTT reagent was added to each well

Biocompatibility and cytotoxicity in vitro of surface-functionalized drug-loaded spinel ferrite nanoparticles

• Sadaf Mushtaq,
• Khuram Shahzad,
• Tariq Saeed,
• Anwar Ul-Hamid,
• Bilal Haider Abbasi,
• Nafees Ahmad,
• Waqas Khalid,
• Muhammad Atif,
• Zulqurnain Ali and
• Rashda Abbasi

Beilstein J. Nanotechnol. 2021, 12, 1339–1364, doi:10.3762/bjnano.12.99

• studies; magnetic spinel ferrite nanoparticles; methotrexate; poly(isobutylene-alt-maleic anhydride); Introduction Cancer is the second leading cause of death and, as such, it is a global health concern [1]. It is caused by uncontrolled cell proliferation, reduced cell death rate, or both [2

• , a decrease in Ki-67 expression was observed in treated cells, indicating a potential role in the inhibition of cellular proliferation. A significantly stronger (p < 0.005) decrease in Ki-67 expression was observed in CFO and ZFO nanocarriers (CFO+DOX = 36.9 ± 1.57%, ZFO+DOX = 38.1 ± 1.17%, CFO+MTX

• expression in samples showing G2/M arrest in the cell cycle. Furthermore, irreparable DNA damage (double-stranded breaks) also contributes towards irreversible G1 arrest and senescence, which decreases the proliferative capacity of the cells [61]. Since the effect of Ki-67 on cell survival and proliferation

Polarity in cuticular ridge development and insect attachment on leaf surfaces of Schismatoglottis calyptrata (Araceae)

• Venkata A. Surapaneni,
• Tobias Aust,
• Thomas Speck and
• Marc Thielen

Beilstein J. Nanotechnol. 2021, 12, 1326–1338, doi:10.3762/bjnano.12.98

• four characteristic growth patterns: (1) basipetal, (2) acropetal, (3) diffused, and (4) bidirectional [15]. Such polarity in leaf growth is a result of direction-dependent cell differentiation, maturation, and proliferation processes along or perpendicular to the direction of the midrib [15][16][17

Self-assembly of amino acids toward functional biomaterials

• Huan Ren,
• Lifang Wu,
• Lina Tan,
• Yanni Bao,
• Yuchen Ma,
• Yong Jin and
• Qianli Zou

Beilstein J. Nanotechnol. 2021, 12, 1140–1150, doi:10.3762/bjnano.12.85

• membrane and had good biocompatibility. After 20 h of incubation, approximately 95% of Staphylococcus aureus bacterial proliferation was effectively inhibited [46]. A novel supramolecular self-assembled hydrogel was prepared by mixing Fmoc-ʟ-phenylalanine (Fmoc-ʟ-Phe) with oligo(thiophene ethynylene)-ᴅ

• promising natural antitumor drug, which can inhibit the transformation, proliferation, and migration of tumor cells through various ways, and has anti-angiogenic activity and good biocompatibility [72]. However, the poor water solubility and low bioavailability of curcumin hinder its direct application [73

Use of nanosystems to improve the anticancer effects of curcumin

• Andrea M. Araya-Sibaja,
• Norma J. Salazar-López,
• Krissia Wilhelm Romero,
• José R. Vega-Baudrit,
• J. Abraham Domínguez-Avila,
• Carlos A. Velázquez Contreras,
• Ramón E. Robles-Zepeda,
• Mirtha Navarro-Hoyos and
• Gustavo A. González-Aguilar

Beilstein J. Nanotechnol. 2021, 12, 1047–1062, doi:10.3762/bjnano.12.78

• highly dependent on angiogenesis [25], making this process a likely target to prevent, mitigate, or treat some types of cancer. Previous studies have reported the antiangiogenic activity of CUR against cancerous cells [26][27]. In fact, CUR has been shown to hinder proliferation and invasion of non-small

• showed a growth inhibition (GI50) value <10 µg/mL, enhanced inhibition of proliferation, and higher cytotoxicity as compared to free CUR (F-CUR) [50]. Hu et al. [51] formulated a nanocrystal with curcumin and yttrium-stabilized zirconium oxide, which maintained the stability of CUR for 60 days (at 25 °C

• nanoemulsion (25 µM-7 µM) inhibited cell proliferation by 50% via cell cycle arrest at the G2/M phase and induced apoptosis. In addition, a CUR nanoemulsion exerted a four-fold increase in caspase-3, in contrast to a six-fold increase exerted by co-administered CUR–PIP. Curcumin is also commonly co-loaded in

Comprehensive review on ultrasound-responsive theranostic nanomaterials: mechanisms, structures and medical applications

• Sepand Tehrani Fateh,
• Lida Moradi,
• Elmira Kohan,
• Michael R. Hamblin and
• Amin Shiralizadeh Dezfuli

Beilstein J. Nanotechnol. 2021, 12, 808–862, doi:10.3762/bjnano.12.64

• . demonstrated enhanced proliferation and chondrogenic differentiation of human mesenchymal stem cells by applying lipid-coated MBs plus low-intensity pulsed US. After treatment, cell proliferation was increased by 40%, and the production of glycosaminoglycan and type II collagen was increased by 17% and 78

Silver nanoparticles nucleated in NaOH-treated halloysite: a potential antimicrobial material

• Yuri B. Matos,
• Rodrigo S. Romanus,
• Mattheus Torquato,
• Edgar H. de Souza,
• Rodrigo L. Villanova,
• Marlene Soares and
• Emilson R. Viana

Beilstein J. Nanotechnol. 2021, 12, 798–807, doi:10.3762/bjnano.12.63

• test shows that 19.64% of E. coli colonies and 96.02% of S. aureus colonies were able to proliferate into LDPE doped with Ag/HNT-8. The LDPE doped with Ag/HNT-8/DIO showed no signs of proliferation at all, indicating a dramatic increase in antimicrobial activity. Figure 7 shows SEM images of both

Silver nanoparticles induce the cardiomyogenic differentiation of bone marrow derived mesenchymal stem cells via telomere length extension

• Khosro Adibkia,
• Ali Ehsani,
• Asma Jodaei,
• Ezzatollah Fathi,
• Raheleh Farahzadi and
• Mohammad Barzegar-Jalali

Beilstein J. Nanotechnol. 2021, 12, 786–797, doi:10.3762/bjnano.12.62

• that Ag-NPs induced mESCs cell cycle arrest at the G1 and S phases through inhibition of the hyperphosphorylation of Retinoblastoma protein [12]. Kalishwaralal et al. reported that Ag-NPs could inhibit cell proliferation, cell viability, and cell migration through activating caspase-3 and suppressing

• ) [15]. Previous reports have shown that telomerase activity diminished when cells are exposed to stimuli that inhibit cell proliferation and promote differentiation [16]. Studies on the role of telomeres and telomerase in cardiac cells, cardiac differentiation, and treatment of cardiovascular diseases

• cardiomyogenic differentiation was confirmed via immunocytochemistry (ICC). Briefly, as shown in Figure 3A–D, when the BM-MSCs were cultured in the cardiomyocyte differentiation medium for a period of 14 days, they exhibited the cardiac markers of α-actinin and desmin. Cell proliferation assay Cardiomyogenically

The impact of molecular tumor profiling on the design strategies for targeting myeloid leukemia and EGFR/CD44-positive solid tumors

• Nikola Geskovski,
• Nadica Matevska-Geshkovska,
• Simona Dimchevska Sazdovska,
• Marija Glavas Dodov,
• Kristina Mladenovska and
• Katerina Goracinova

Beilstein J. Nanotechnol. 2021, 12, 375–401, doi:10.3762/bjnano.12.31

• tumor profiles and targeting strategies on the future chemotherapeutic protocols. Review Molecular profile and characteristics of myeloid leukemia Leukemia comprises a heterogeneous group of diseases characterized by abnormal proliferation and differentiation of a clonal population of blood progenitor

• cells. The proliferation of the self-renewing malignant clones develops and expands in the bone marrow from where the cells start to circulate to the peripheral hematopoietic tissues, leading to a severe and often fatal systemic malignancy that affects hematopoiesis, immune defense system, and many

• replication through downstream pathways such as RAS, RAF, JUN kinase, MYC, and STAT. This influences leukemogenesis by causing enhanced proliferation, differentiation arrest, and resistance to cell death. The use of the TKIs, the first of which was imatinib, has improved the three-year survival to over 95

Doxorubicin-loaded gold nanorods: a multifunctional chemo-photothermal nanoplatform for cancer management

• Uzma Azeem Awan,
• Abida Raza,
• Shaukat Ali,
• Rida Fatima Saeed and
• Nosheen Akhtar

Beilstein J. Nanotechnol. 2021, 12, 295–303, doi:10.3762/bjnano.12.24

• light into heat and kill heat-sensitive cancer cells with minimal side effects on the surrounding healthy cells due to the low power density of the laser and the shorter time of exposure. At the same time, the DOX release stimulated by the temperature rise could inhibit the proliferation of residual