Nanopatterned arrays of biomolecules are a powerful tool to address fundamental issues in many areas of biology. DNA nanoarrays, in particular, are of interest in the study of DNA-protein interactions and for biodiagnostic investigations. In this context, achieving a highly specific nanoscale assembly of oligonucleotides at surfaces is critical. In this chapter, we describe a method to control the immobilization of DNA on nanopatterned surfaces; the nanofabrication and the bio-functionalization involved in the process will be discussed.
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http://dx.doi.org/10.1007/978-1-61779-142-0_12 | DOI Listing |
Chemistry
January 2025
Huazhong University of Science and Technology, 1037 Luoyu Road, 430074, Wuhan, CHINA.
Block copolymer (BCP) microparticles, which exhibit rapid change of morphology and physicochemical property in response to external stimuli, represent a promising avenue for the development of programmable smart materials. Among the methods available for generating BCP microparticles with adjustable morphologies, the confined assembly of BCPs within emulsions has emerged as a particularly facile and versatile approach. This review provides a comprehensive overview of the role of responsive surfactants in modulating interfacial interactions at the oil-water interface, which facilitates controlled BCP microparticle morphology.
View Article and Find Full Text PDFMedicina (Kaunas)
January 2025
Department of Health Science, University of Eastern Piedmont, 28100 Novara, Italy.
Congenital syphilis remains a significant global health concern, with severe morbidity and mortality if undiagnosed and untreated. Although many infants appear asymptomatic at birth, subtle clinical signs-including bullous lesions (congenital bullous syphilis, also known as pemphigus syphiliticus)-may facilitate early detection. Recognizing this rare manifestation is crucial for timely intervention, reducing serious outcomes.
View Article and Find Full Text PDFJ Hazard Mater
January 2025
CEREGE, CNRS, Aix Marseille Univ, IRD, INRAE, Aix-en-Provence, France; Civil and Environmental Engineering, Duke University, Durham, NC, United States.
Within the ITER project (International Thermonuclear Experimental Reactor) an international project building a magnetic confinement device to achieve fusion as a sustainable energy source, tungsten (W) is planned to serve as a plasma-facing component (PFC) in the tokamak, a magnetic confinement device used to produce controlled thermonuclear fusion power. Post plasma-W interactions, submicron tungsten particles can be released. This study investigated the exposure of lentic freshwater ecosystems to ITER-like tungsten nanoparticles in indoor aquatic mesocosms.
View Article and Find Full Text PDFBioengineering (Basel)
December 2024
Department of Radiation Oncology, University of California, San Francisco, San Francisco, CA 94115, USA.
In exploring adjuvant therapies for head and neck cancer, hyperthermia (40-45 °C) has shown efficacy in enhancing chemotherapy and radiation, as well as the delivery of liposomal drugs. Current hyperthermia treatments, however, struggle to reach large deep tumors uniformly and non-invasively. This study investigates the feasibility of delivering targeted uniform hyperthermia deep into the tissue using a non-invasive ultrasound spherical random phased array transducer.
View Article and Find Full Text PDFActa Psychol (Amst)
January 2025
Pontifical Catholic University of Paraná 1155, Imaculada Conceição Street, Curitiba, State of Paraná, Brazil. Electronic address:
Using economic games, this study explore how perceptions of trust are influenced by variables such as facial hair style, age, and attractiveness. The aim was to investigate the impact of facial characteristics on financial decisions related to trust. To achieve this, the study conducted a controlled trust experiment in a laboratory setting, manipulating the age and types of facial hair of the individuals being trusted.
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